Merge branch 'v1.8'

# Conflicts:
#	MessagePack.sln

MessagePack.sln

@@ -66,6 +66,10 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution
 		.gitignore = .gitignore
 	EndProjectSection
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "benchmark", "benchmark", "{51A614B0-E583-4DD2-AC7D-6A65634582E0}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "SerializerBenchmark", "benchmark\SerializerBenchmark\SerializerBenchmark.csproj", "{4142EA80-FEF4-44A5-8553-1AE84BEBAFED}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -140,6 +144,10 @@ Global
 		{85763F30-7733-44AB-89AB-D1B64F6E0D93}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{85763F30-7733-44AB-89AB-D1B64F6E0D93}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{85763F30-7733-44AB-89AB-D1B64F6E0D93}.Release|Any CPU.Build.0 = Release|Any CPU
+		{4142EA80-FEF4-44A5-8553-1AE84BEBAFED}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{4142EA80-FEF4-44A5-8553-1AE84BEBAFED}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{4142EA80-FEF4-44A5-8553-1AE84BEBAFED}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{4142EA80-FEF4-44A5-8553-1AE84BEBAFED}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -162,6 +170,7 @@ Global
 		{10AD85DD-929D-49B8-BD43-45242C2644B7} = {86309CF6-0054-4CE3-BFD3-CA0AA7DB17BC}
 		{79C2B2CB-872A-4BA9-82DC-60F6DD77F940} = {19FE674A-AC94-4E7E-B24C-2285D1D04CDE}
 		{85763F30-7733-44AB-89AB-D1B64F6E0D93} = {86309CF6-0054-4CE3-BFD3-CA0AA7DB17BC}
+		{4142EA80-FEF4-44A5-8553-1AE84BEBAFED} = {51A614B0-E583-4DD2-AC7D-6A65634582E0}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {B3911209-2DBF-47F8-98F6-BBC0EDFE63DE}

benchmark/SerializerBenchmark/BenchmarkConfig.cs

@@ -0,0 +1,158 @@
+using Benchmark.Serializers;
+using BenchmarkDotNet.Columns;
+using BenchmarkDotNet.Configs;
+using BenchmarkDotNet.Diagnosers;
+using BenchmarkDotNet.Environments;
+using BenchmarkDotNet.Exporters;
+using BenchmarkDotNet.Exporters.Csv;
+using BenchmarkDotNet.Jobs;
+using BenchmarkDotNet.Order;
+using BenchmarkDotNet.Reports;
+using BenchmarkDotNet.Running;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Benchmark
+{
+    public class BenchmarkConfig : ManualConfig
+    {
+        public BenchmarkConfig()
+        {
+            // run quickly:)
+            var baseConfig = Job.ShortRun.WithIterationCount(1).WithWarmupCount(1);
+
+            // Add(baseConfig.With(Runtime.Clr).With(Jit.RyuJit).With(Platform.X64));
+            Add(baseConfig.With(Runtime.Core).With(Jit.RyuJit).With(Platform.X64));
+
+            Add(MarkdownExporter.GitHub);
+            Add(CsvExporter.Default);
+            Add(MemoryDiagnoser.Default);
+
+            Add(new DataSizeColumn());
+
+            this.Set(new CustomOrderer());
+        }
+
+        // 0.11.4 has bug of set CustomOrderer https://github.com/dotnet/BenchmarkDotNet/issues/1070
+        // so skip update to 0.11.4.
+
+        public class CustomOrderer : IOrderer
+        {
+            public bool SeparateLogicalGroups => false;
+
+            public IEnumerable<BenchmarkCase> GetExecutionOrder(BenchmarkCase[] benchmarksCase)
+            {
+                return benchmarksCase;
+            }
+
+            public string GetHighlightGroupKey(BenchmarkCase benchmarkCase)
+            {
+                return benchmarkCase.Descriptor.MethodIndex.ToString();
+            }
+
+            public string GetLogicalGroupKey(IConfig config, BenchmarkCase[] allBenchmarksCases, BenchmarkCase benchmarkCase)
+            {
+                return null;
+            }
+
+            public IEnumerable<IGrouping<string, BenchmarkCase>> GetLogicalGroupOrder(IEnumerable<IGrouping<string, BenchmarkCase>> logicalGroups)
+            {
+                return logicalGroups;
+            }
+
+            public IEnumerable<BenchmarkCase> GetSummaryOrder(BenchmarkCase[] benchmarksCases, Summary summary)
+            {
+                return benchmarksCases
+                    .OrderBy(x => x.Descriptor.WorkloadMethod.Name)
+                    .ThenBy(x => x.Parameters.Items.Select(y => y.Value).OfType<SerializerBase>().First().GetType().Name);
+            }
+        }
+
+        public class DataSizeColumn : IColumn
+        {
+            public string Id => "DataSize";
+
+            public string ColumnName => "DataSize";
+
+            public bool AlwaysShow => true;
+
+            public ColumnCategory Category => ColumnCategory.Custom;
+
+            public int PriorityInCategory => int.MaxValue;
+
+            public bool IsNumeric => true;
+
+            public UnitType UnitType => UnitType.Size;
+
+            public string Legend => null;
+
+            public string GetValue(Summary summary, BenchmarkCase benchmarkCase)
+            {
+                return GetValue(summary, benchmarkCase, null);
+            }
+
+            public string GetValue(Summary summary, BenchmarkCase benchmarkCase, ISummaryStyle style)
+            {
+                var mi = benchmarkCase.Descriptor.WorkloadMethod;
+                if (mi.Name.Contains("Serialize"))
+                {
+                    var instance = Activator.CreateInstance(mi.DeclaringType);
+                    mi.DeclaringType.GetField("Serializer").SetValue(instance, benchmarkCase.Parameters[0].Value);
+
+                    var bytes = (byte[])mi.Invoke(instance, null);
+                    return ToHumanReadableSize(bytes.Length);
+                }
+                else
+                {
+                    return "-";
+                }
+            }
+
+            public bool IsAvailable(Summary summary)
+            {
+                return true;
+            }
+
+            public bool IsDefault(Summary summary, BenchmarkCase benchmarkCase)
+            {
+                return false;
+            }
+
+            static string ToHumanReadableSize(long size)
+            {
+                return ToHumanReadableSize(new Nullable<long>(size));
+            }
+
+            static string ToHumanReadableSize(long? size)
+            {
+                if (size == null) return "NULL";
+
+                double bytes = size.Value;
+
+                if (bytes <= 1024) return bytes.ToString("f2") + " B";
+
+                bytes = bytes / 1024;
+                if (bytes <= 1024) return bytes.ToString("f2") + " KB";
+
+                bytes = bytes / 1024;
+                if (bytes <= 1024) return bytes.ToString("f2") + " MB";
+
+                bytes = bytes / 1024;
+                if (bytes <= 1024) return bytes.ToString("f2") + " GB";
+
+                bytes = bytes / 1024;
+                if (bytes <= 1024) return bytes.ToString("f2") + " TB";
+
+                bytes = bytes / 1024;
+                if (bytes <= 1024) return bytes.ToString("f2") + " PB";
+
+                bytes = bytes / 1024;
+                if (bytes <= 1024) return bytes.ToString("f2") + " EB";
+
+                bytes = bytes / 1024;
+                return bytes + " ZB";
+            }
+        }
+    }
+}

benchmark/SerializerBenchmark/ExtensionMethods.cs

@@ -0,0 +1,142 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+
+namespace Benchmark
+{
+    public class GenericEqualityComparer<T> : IEqualityComparer<T> where T : class, IGenericEquality<T>
+    {
+        public static readonly GenericEqualityComparer<T> Default = new GenericEqualityComparer<T>();
+
+        public bool Equals(T x, T y)
+        {
+            return x.TrueEquals(y);
+        }
+
+        public int GetHashCode(T obj)
+        {
+            return 0; // not fast, but not really important here
+        }
+    }
+
+    public static class ExtensionMethods
+    {
+        public static bool TrueEqualsString(this IEnumerable<string> a, IEnumerable<string> b)
+        {
+            return a.SequenceEqual(b);
+        }
+
+        public static bool TrueEqualsString(this string a, string b)
+        {
+            return a == b;
+        }
+
+        public static bool TrueEquals<T>(this T? a, T? b)
+            where T : struct
+        {
+            if (!a.HasValue && !b.HasValue)
+            {
+                return true;
+            }
+            if (!a.HasValue)
+            {
+                return false;
+            }
+            if (!b.HasValue)
+            {
+                return false;
+            }
+
+            return a.Value.Equals(b.Value);
+        }
+
+        public static bool TrueEquals<T>(this T a, T b)
+            where T : class, IGenericEquality<T>
+        {
+            if (ReferenceEquals(a, null) && ReferenceEquals(b, null))
+            {
+                return true;
+            }
+
+            if (ReferenceEquals(a, null))
+            {
+                return false;
+            }
+
+            if (ReferenceEquals(b, null))
+            {
+                return false;
+            }
+
+            return a.Equals(b);
+        }
+
+        public static bool TrueEqualsList<T>(this IEnumerable<T> a, IEnumerable<T> b)
+            where T : class, IGenericEquality<T>
+        {
+            return a.SequenceEqual(b, GenericEqualityComparer<T>.Default);
+        }
+
+        public static bool TrueEqualsListDynamic<T>(this IEnumerable<T> a, IEnumerable<dynamic> b)
+            where T : class, IGenericEquality<T>
+        {
+            if (ReferenceEquals(a, null) && ReferenceEquals(b, null))
+            {
+                return true;
+            }
+
+            if (ReferenceEquals(a, null))
+            {
+                return false;
+            }
+            if (ReferenceEquals(b, null))
+            {
+                return false;
+            }
+
+            using (var e1 = a.GetEnumerator())
+            using (var e2 = b.GetEnumerator())
+            {
+                while (true)
+                {
+                    var e1Next = e1.MoveNext();
+                    var e2Next = e2.MoveNext();
+                    if (e1Next != e2Next)
+                    {
+                        return false;
+                    }
+                    if (!e1Next && !e2Next)
+                    {
+                        break;
+                    }
+                    var c1 = e1.Current;
+                    var c2 = e2.Current;
+
+                    if (c1 == null && c2 != null)
+                    {
+                        return false;
+                    }
+                    if (c2 == null && c1 != null)
+                    {
+                        return false;
+                    }
+                    if (!c1.EqualsDynamic(c2))
+                    {
+                        return false;
+                    }
+                }
+            }
+
+            return true;
+        }
+
+        public static bool IsTypedList(this Type type)
+        {
+            return
+                type.GetTypeInfo().IsGenericType && type.GetGenericTypeDefinition() == typeof(IList<>) ||
+                type.GetTypeInfo().GetInterfaces().Any(i =>
+                    i.GetTypeInfo().IsGenericType && i.GetGenericTypeDefinition() == typeof(IList<>));
+        }
+    }
+}

benchmark/SerializerBenchmark/Fixture/BooleanValueFixture.cs

@@ -0,0 +1,15 @@
+using System;
+
+namespace Benchmark.Fixture
+{
+    public class BooleanValueFixture : IValueFixture
+    {
+        private readonly Random _prng = new Random();
+        public Type Type { get; } = typeof(bool);
+
+        public object Generate()
+        {
+            return _prng.Next() % 2 == 1;
+        }
+    }
+}

benchmark/SerializerBenchmark/Fixture/ByteValueFixture.cs

@@ -0,0 +1,15 @@
+using System;
+
+namespace Benchmark.Fixture
+{
+    public class ByteValueFixture : IValueFixture
+    {
+        private readonly Random _prng = new Random();
+        public Type Type { get; } = typeof(byte);
+
+        public object Generate()
+        {
+            return (byte) (_prng.Next() & 0xFF);
+        }
+    }
+}

benchmark/SerializerBenchmark/Fixture/DateTimeOffsetValueFixture.cs

@@ -0,0 +1,16 @@
+using System;
+
+namespace Benchmark.Fixture
+{
+    public class DateTimeOffsetValueFixture : IValueFixture
+    {
+        private long _lastValue;
+        public Type Type { get; } = typeof(DateTimeOffset);
+
+        public object Generate()
+        {
+            _lastValue += 1000;
+            return DateTimeOffset.FromUnixTimeMilliseconds(_lastValue);
+        }
+    }
+}

benchmark/SerializerBenchmark/Fixture/DateTimeValueFixture.cs

@@ -0,0 +1,18 @@
+using System;
+
+namespace Benchmark.Fixture
+{
+    public class DateTimeValueFixture : IValueFixture
+    {
+        private long _lastValue;
+        private static readonly long Offset = new DateTime(1970, 1,1,0,0,0).ToFileTime();
+        public Type Type { get; } = typeof(DateTime);
+
+        public object Generate()
+        {
+            _lastValue += 1000;
+            var dt =  DateTime.FromFileTime(_lastValue+Offset);
+            return dt;
+        }
+    }
+}

benchmark/SerializerBenchmark/Fixture/DecimalValueFixture.cs

@@ -0,0 +1,15 @@
+using System;
+
+namespace Benchmark.Fixture
+{
+    public class DecimalValueFixture : IValueFixture
+    {
+        private readonly Random _prng = new Random();
+        public Type Type { get; } = typeof(decimal);
+
+        public object Generate()
+        {
+            return _prng.Next() + 0.66m;
+        }
+    }
+}

benchmark/SerializerBenchmark/Fixture/DoubleValueFixture.cs

@@ -0,0 +1,15 @@
+using System;
+
+namespace Benchmark.Fixture
+{
+    public class DoubleValueFixture : IValueFixture
+    {
+        private readonly Random _prng = new Random();
+        public Type Type { get; } = typeof(double);
+
+        public object Generate()
+        {
+            return _prng.Next() + 0.5d;
+        }
+    }
+}

benchmark/SerializerBenchmark/Fixture/EnumValueFixture.cs

@@ -0,0 +1,23 @@
+using System;
+
+namespace Benchmark.Fixture
+{
+    public class EnumValueFixture : IValueFixture
+    {
+        private readonly Random _prng = new Random();
+        private readonly string[] _values;
+
+        public EnumValueFixture(Type type)
+        {
+            Type = type;
+            _values = Enum.GetNames(Type);
+        }
+
+        public Type Type { get; }
+
+        public object Generate()
+        {
+            return Enum.Parse(Type, _values[_prng.Next(_values.Length)]);
+        }
+    }
+}

benchmark/SerializerBenchmark/Fixture/ExpressionTreeFixture.cs

@@ -0,0 +1,243 @@
+using System;
+using System.Collections.Concurrent;
+using System.Collections.Generic;
+using System.Linq;
+using System.Linq.Expressions;
+using System.Reflection;
+
+namespace Benchmark.Fixture
+{
+    public class ExpressionTreeFixture
+    {
+        private readonly ConcurrentDictionary<Type, Func<int, int, object>> _functorCache =
+            new ConcurrentDictionary<Type, Func<int, int, object>>();
+
+        private readonly Dictionary<Type, IValueFixture> _valueFixtures = new Dictionary<Type, IValueFixture>();
+
+        public ExpressionTreeFixture()
+        {
+            IValueFixture[] fixtures = new IValueFixture[]
+            {
+                new StringValueFixture(),
+                new IntValueFixture(),
+                new GuidValueFixture(),
+                new DateTimeOffsetValueFixture(),
+                new DateTimeValueFixture(),
+                new BooleanValueFixture(),
+                new DecimalValueFixture(),
+                new LongValueFixture(),
+                new FloatValueFixture(),
+                new DoubleValueFixture(),
+                new ByteValueFixture(),
+                new ShortValueFixture(),
+                new ByteArrayFixture(),
+                new SByteValueFixture(),
+                new UShortValueFixture(),
+                new UInt32ValueFixture(),
+                new UInt64ValueFixture(),
+                new CharValueFixture()
+            };
+
+            foreach (var item in fixtures)
+            {
+                _valueFixtures.Add(item.Type, item);
+            }
+        }
+
+        public object Create(Type type, int repeatCount = 1, int recursiveCount = 1)
+        {
+            var functor = _functorCache.GetOrAdd(type, AddFunctor);
+            return functor(repeatCount, recursiveCount);
+        }
+
+        private Func<int, int, object> AddFunctor(Type type)
+        {
+            var repeatCount = Expression.Parameter(typeof(int), "repeatCount");
+            var recursiveCount = Expression.Parameter(typeof(int), "recursiveCount");
+            var subExpressions = new List<Expression>();
+            var typedOutput = Expression.Variable(type, "typedOutput");
+            if (_valueFixtures.ContainsKey(type) || type.IsArray || type.IsTypedList()
+            ) // they can be generated directly
+            {
+                var expression = GenerateValue(typedOutput, repeatCount, recursiveCount, type);
+                subExpressions.Add(expression);
+            }
+            else
+            {
+                subExpressions.Add(Expression.Assign(typedOutput, Expression.New(type)));
+                var typeProps = type.GetProperties();
+                foreach (var propertyInfo in typeProps)
+                {
+                    if (!propertyInfo.CanWrite)
+                    {
+                        continue;
+                    }
+                    var propertyType = propertyInfo.PropertyType;
+                    var isRecursion = IsRecursion(type, propertyType) || IsRecursion(propertyType, type);
+                    var memberAccess = Expression.MakeMemberAccess(typedOutput, propertyInfo);
+                    var expression = GenerateValue(memberAccess, repeatCount,
+                        isRecursion ? Expression.Decrement(recursiveCount) : (Expression)recursiveCount, propertyType);
+                    subExpressions.Add(expression);
+                }
+            }
+            var returnTarget = Expression.Label(typeof(object));
+            var returnLabel = Expression.Label(returnTarget, Expression.Convert(typedOutput, typeof(object)));
+            subExpressions.Add(returnLabel);
+            var block = Expression.Block(new[] { typedOutput }, subExpressions);
+            var lambda = Expression.Lambda<Func<int, int, object>>(block, repeatCount, recursiveCount);
+            return lambda.Compile();
+        }
+
+        private bool IsRecursion(Type parentType, Type type)
+        {
+            if (type == parentType)
+            {
+                return true;
+            }
+            if (parentType.IsTypedList())
+            {
+                var childType = parentType.GetGenericArguments()[0];
+                return IsRecursion(type, childType);
+            }
+            if (parentType.IsArray)
+            {
+                var elementType = parentType.GetElementType();
+                return IsRecursion(type, elementType);
+            }
+            if (Nullable.GetUnderlyingType(parentType) != null)
+            {
+                var nullableType = Nullable.GetUnderlyingType(parentType);
+                return IsRecursion(type, nullableType);
+            }
+            return false;
+        }
+
+        private Expression GenerateValue(Expression generatedValue, Expression repeatCount, Expression recursiveCount,
+            Type type)
+        {
+            var result = new List<Expression>();
+            if (_valueFixtures.TryGetValue(type, out var valueFixture))
+            {
+                var generateMethodInfo = valueFixture.GetType().GetMethod(nameof(IValueFixture.Generate));
+                result.Add(Expression.Assign(generatedValue,
+                    Expression.Convert(Expression.Call(Expression.Constant(valueFixture), generateMethodInfo),
+                        generatedValue.Type)));
+            }
+            else if (type.IsTypedList())
+            {
+                var expressionList = new List<Expression>();
+                var elementType = type.GetGenericArguments()[0];
+                expressionList.Add(Expression.Assign(generatedValue, Expression.New(type)));
+                var index = Expression.Parameter(typeof(int), "i");
+                var addMi = type.GetMethod("Add", new[] { elementType });
+                var childValue = Expression.Parameter(elementType);
+                var loopBlock = new List<Expression>
+                {
+                    GenerateValue(childValue, repeatCount, recursiveCount, elementType),
+                    Expression.Call(generatedValue, addMi, childValue)
+                };
+                if (loopBlock.Count > 0)
+                {
+                    var loopContent = Expression.Block(new[] { childValue, index }, loopBlock);
+                    expressionList.Add(ForLoop(index, repeatCount, loopContent));
+                }
+                result.Add(MakeIfExpression(recursiveCount, expressionList));
+            }
+            else if (type.IsArray)
+            {
+                var elementType = type.GetElementType();
+                var index = Expression.Parameter(typeof(int), "i");
+                var arrayList = new List<Expression>
+                {
+                    Expression.Assign(generatedValue, Expression.NewArrayBounds(elementType, repeatCount)),
+                    ForLoop(index, repeatCount,
+                        GenerateValue(Expression.ArrayAccess(generatedValue, index), repeatCount, recursiveCount,
+                            elementType))
+                };
+                result.Add(MakeIfExpression(recursiveCount, arrayList));
+            }
+            else if (Nullable.GetUnderlyingType(type) != null)
+            {
+                var elementType = Nullable.GetUnderlyingType(type);
+                result.Add(GenerateValue(generatedValue, repeatCount, recursiveCount, elementType));
+            }
+            else if (type.GetTypeInfo().IsEnum)
+            {
+                if (!_valueFixtures.TryGetValue(type, out valueFixture))
+                {
+                    valueFixture = new EnumValueFixture(type);
+                    _valueFixtures.Add(valueFixture.Type, valueFixture);
+                }
+                result.Add(GenerateValue(generatedValue, repeatCount, recursiveCount,
+                    type)); // call again for main method
+            }
+            else
+            {
+                result.Add(MakeIfExpression(recursiveCount,
+                    InvokeCreate(type, generatedValue, repeatCount, recursiveCount)));
+            }
+            return result.Count > 1 ? Expression.Block(result) : result.Single();
+        }
+
+        private Expression InvokeCreate(Type type, Expression generatedValue, Expression repeatCount,
+            Expression recursiveCount)
+        {
+            var mi = typeof(ExpressionTreeFixture).GetMethod(nameof(Create),
+                new[] { typeof(Type), typeof(int), typeof(int) });
+            return Expression.Assign(generatedValue,
+                Expression.Convert(
+                    Expression.Call(Expression.Constant(this), mi,
+                        new[] { Expression.Constant(type), repeatCount, recursiveCount }),
+                    generatedValue.Type));
+        }
+
+        private Expression MakeIfExpression(Expression recursiveCount, params Expression[] input)
+        {
+            return Expression.IfThen(Expression.GreaterThanOrEqual(recursiveCount, Expression.Constant(0)),
+                input.Length > 1 ? Expression.Block(input) : input.Single());
+        }
+
+        private Expression MakeIfExpression(Expression recursiveCount, IList<Expression> input)
+        {
+            return Expression.IfThen(Expression.GreaterThanOrEqual(recursiveCount, Expression.Constant(0)),
+                input.Count > 1 ? Expression.Block(input) : input.Single());
+        }
+
+        public T Create<T>(int repeatCount = 1, int recursiveCount = 1)
+        {
+            return (T)Create(typeof(T), repeatCount, recursiveCount);
+        }
+
+        public IEnumerable<T> CreateMany<T>(int count, int repeatCount = 1, int recursiveCount = 1)
+        {
+            return CreateMany(typeof(T), count, repeatCount, recursiveCount).Cast<T>();
+        }
+
+        public IEnumerable<object> CreateMany(Type type, int count, int repeatCount = 1, int recursiveCount = 1)
+        {
+            var functor = _functorCache.GetOrAdd(type, AddFunctor);
+            for (var i = 0; i < count; i++)
+            {
+                yield return functor(repeatCount, recursiveCount);
+            }
+        }
+
+        public static Expression ForLoop(ParameterExpression index, Expression lengthExpression, Expression loopContent)
+        {
+            var breakLabel = Expression.Label("LoopBreak");
+            var length = Expression.Variable(typeof(int), "length");
+            var block = Expression.Block(new[] { index, length },
+                Expression.Assign(index, Expression.Constant(0)),
+                Expression.Assign(length, lengthExpression),
+                Expression.Loop(
+                    Expression.IfThenElse(
+                        Expression.LessThan(index, length),
+                        Expression.Block(loopContent, Expression.PostIncrementAssign(index)),
+                        Expression.Break(breakLabel)
+                    ),
+                    breakLabel)
+            );
+            return block;
+        }
+    }
+}

benchmark/SerializerBenchmark/Fixture/FloatValueFixture.cs

@@ -0,0 +1,15 @@
+using System;
+
+namespace Benchmark.Fixture
+{
+    public class FloatValueFixture : IValueFixture
+    {
+        private readonly Random _prng = new Random();
+        public Type Type { get; } = typeof(float);
+
+        public object Generate()
+        {
+            return (float) _prng.Next() % 10000 + 0.5f;
+        }
+    }
+}

benchmark/SerializerBenchmark/Fixture/GuidValueFixture.cs

@@ -0,0 +1,14 @@
+using System;
+
+namespace Benchmark.Fixture
+{
+    public class GuidValueFixture : IValueFixture
+    {
+        public Type Type { get; } = typeof(Guid);
+
+        public object Generate()
+        {
+            return Guid.NewGuid();
+        }
+    }
+}

benchmark/SerializerBenchmark/Fixture/IValueFixture.cs

@@ -0,0 +1,10 @@
+using System;
+
+namespace Benchmark.Fixture
+{
+    public interface IValueFixture
+    {
+        Type Type { get; }
+        object Generate();
+    }
+}

benchmark/SerializerBenchmark/Fixture/IntValueFixture.cs

@@ -0,0 +1,15 @@
+using System;
+
+namespace Benchmark.Fixture
+{
+    public class IntValueFixture : IValueFixture
+    {
+        private readonly Random _prng = new Random();
+        public Type Type { get; } = typeof(int);
+
+        public object Generate()
+        {
+            return _prng.Next();
+        }
+    }
+}

benchmark/SerializerBenchmark/Fixture/LongValueFixture.cs

@@ -0,0 +1,15 @@
+using System;
+
+namespace Benchmark.Fixture
+{
+    public class LongValueFixture : IValueFixture
+    {
+        private readonly Random _prng = new Random();
+        public Type Type { get; } = typeof(long);
+
+        public object Generate()
+        {
+            return ((long) _prng.Next() << 32) | (uint) _prng.Next();
+        }
+    }
+}

benchmark/SerializerBenchmark/Fixture/OtherPrimitiveFixtures.cs

@@ -0,0 +1,65 @@
+using System;
+using System.Runtime.CompilerServices;
+
+namespace Benchmark.Fixture
+{
+    public delegate T Converter<T>(ReadOnlySpan<byte> buffer);
+
+    public abstract class PrimitiveFixtureBase<T> : IValueFixture
+        where T : unmanaged
+    {
+        private readonly Random rand = new Random();
+
+        public Type Type => typeof(T);
+
+        public abstract object Generate();
+
+        protected unsafe object GenerateBytes(Converter<T> converter)
+        {
+            Span<byte> buffer = stackalloc byte[sizeof(T)];
+            rand.NextBytes(buffer);
+            return converter(buffer);
+        }
+    }
+
+    public class SByteValueFixture : PrimitiveFixtureBase<sbyte>
+    {
+        public override object Generate()
+        {
+            return GenerateBytes(x => unchecked((sbyte)x[0]));
+        }
+    }
+
+    public class UShortValueFixture : PrimitiveFixtureBase<ushort>
+    {
+        public override object Generate() => GenerateBytes(BitConverter.ToUInt16);
+    }
+
+    public class UInt32ValueFixture : PrimitiveFixtureBase<UInt32>
+    {
+        public override object Generate() => GenerateBytes(BitConverter.ToUInt32);
+    }
+
+    public class UInt64ValueFixture : PrimitiveFixtureBase<UInt64>
+    {
+        public override object Generate() => GenerateBytes(BitConverter.ToUInt64);
+    }
+
+    public class CharValueFixture : PrimitiveFixtureBase<Char>
+    {
+        public override object Generate() => GenerateBytes(BitConverter.ToChar);
+    }
+
+    public class ByteArrayFixture : IValueFixture
+    {
+        private readonly Random _prng = new Random();
+        public Type Type { get; } = typeof(byte[]);
+
+        public object Generate()
+        {
+            var bytes = new byte[100];
+            _prng.NextBytes(bytes);
+            return bytes;
+        }
+    }
+}

benchmark/SerializerBenchmark/Fixture/ShortValueFixture.cs

@@ -0,0 +1,15 @@
+using System;
+
+namespace Benchmark.Fixture
+{
+    public class ShortValueFixture : IValueFixture
+    {
+        private readonly Random _prng = new Random();
+        public Type Type { get; } = typeof(short);
+
+        public object Generate()
+        {
+            return (short) (_prng.Next() & 0xFFFF);
+        }
+    }
+}

benchmark/SerializerBenchmark/Fixture/StringValueFixture.cs

@@ -0,0 +1,27 @@
+using System;
+
+namespace Benchmark.Fixture
+{
+    public class StringValueFixture : IValueFixture
+    {
+        private readonly Random _prng = new Random();
+
+        public Type Type { get; } = typeof(string);
+
+        public object Generate()
+        {
+            return Generate(8);
+        }
+
+        private string Generate(int length)
+        {
+            const string chars = "abcdefghijklmnopqrstuvwxyz0123456789";
+            var cArray = new char[length];
+            for (var i = 0; i < length; i++)
+            {
+                cArray[i] = chars[_prng.Next(chars.Length)];
+            }
+            return new string(cArray);
+        }
+    }
+}

benchmark/SerializerBenchmark/IGenericEquality.cs

@@ -0,0 +1,8 @@
+namespace Benchmark
+{
+    public interface IGenericEquality<in T>
+    {
+        bool Equals(T obj);
+        bool EqualsDynamic(dynamic obj);
+    }
+}

benchmark/SerializerBenchmark/Models/AccessToken.cs

@@ -0,0 +1,43 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+
+using System;
+using System.Collections.Generic;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class AccessToken : IGenericEquality<AccessToken>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public string access_token { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public DateTime? expires_on_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public int? account_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public List<string> scope { get; set; }
+
+        public bool Equals(AccessToken obj)
+        {
+            return
+                access_token.TrueEqualsString(obj.access_token) ||
+                expires_on_date.TrueEquals(obj.expires_on_date) ||
+                account_id.TrueEquals(obj.account_id) ||
+                scope.TrueEqualsString(obj.scope);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                access_token.TrueEqualsString((string)obj.access_token) ||
+                expires_on_date.TrueEquals((DateTime?)obj.expires_on_date) ||
+                account_id.TrueEquals((int?)obj.account_id) ||
+                scope.TrueEqualsString((IEnumerable<string>)obj.scope);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/AccountMerge.cs

@@ -0,0 +1,36 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class AccountMerge : IGenericEquality<AccountMerge>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? old_account_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public int? new_account_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public DateTime? merge_date { get; set; }
+
+        public bool Equals(AccountMerge obj)
+        {
+            return
+                old_account_id.TrueEquals(obj.old_account_id) &&
+                new_account_id.TrueEquals(obj.new_account_id) &&
+                merge_date.TrueEquals(obj.merge_date);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                old_account_id.TrueEquals((int?) obj.old_account_id) &&
+                new_account_id.TrueEquals((int?) obj.new_account_id) &&
+                merge_date.TrueEquals((DateTime?) obj.merge_date);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/Answer.cs

@@ -0,0 +1,142 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using System.Collections.Generic;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class Answer : IGenericEquality<Answer>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? question_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public int? answer_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public DateTime? locked_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public DateTime? creation_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public DateTime? last_edit_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public DateTime? last_activity_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public int? score { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public DateTime? community_owned_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(9), oldmsgpack::MessagePack.Key(9 - 1), newmsgpack::MessagePack.Key(9 - 1)]
+        public bool? is_accepted { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(10), oldmsgpack::MessagePack.Key(10 - 1), newmsgpack::MessagePack.Key(10 - 1)]
+        public string body { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(11), oldmsgpack::MessagePack.Key(11 - 1), newmsgpack::MessagePack.Key(11 - 1)]
+        public ShallowUser owner { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(12), oldmsgpack::MessagePack.Key(12 - 1), newmsgpack::MessagePack.Key(12 - 1)]
+        public string title { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(13), oldmsgpack::MessagePack.Key(13 - 1), newmsgpack::MessagePack.Key(13 - 1)]
+        public int? up_vote_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(14), oldmsgpack::MessagePack.Key(14 - 1), newmsgpack::MessagePack.Key(14 - 1)]
+        public int? down_vote_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(15), oldmsgpack::MessagePack.Key(15 - 1), newmsgpack::MessagePack.Key(15 - 1)]
+        public List<Comment> comments { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(16), oldmsgpack::MessagePack.Key(16 - 1), newmsgpack::MessagePack.Key(16 - 1)]
+        public string link { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(17), oldmsgpack::MessagePack.Key(17 - 1), newmsgpack::MessagePack.Key(17 - 1)]
+        public List<string> tags { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(18), oldmsgpack::MessagePack.Key(18 - 1), newmsgpack::MessagePack.Key(18 - 1)]
+        public bool? upvoted { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(19), oldmsgpack::MessagePack.Key(19 - 1), newmsgpack::MessagePack.Key(19 - 1)]
+        public bool? downvoted { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(20), oldmsgpack::MessagePack.Key(20 - 1), newmsgpack::MessagePack.Key(20 - 1)]
+        public bool? accepted { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(21), oldmsgpack::MessagePack.Key(21 - 1), newmsgpack::MessagePack.Key(21 - 1)]
+        public ShallowUser last_editor { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(22), oldmsgpack::MessagePack.Key(22 - 1), newmsgpack::MessagePack.Key(22 - 1)]
+        public int? comment_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(23), oldmsgpack::MessagePack.Key(23 - 1), newmsgpack::MessagePack.Key(23 - 1)]
+        public string body_markdown { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(24), oldmsgpack::MessagePack.Key(24 - 1), newmsgpack::MessagePack.Key(24 - 1)]
+        public string share_link { get; set; }
+
+        public bool Equals(Answer obj)
+        {
+            return
+                accepted.TrueEquals(obj.accepted) &&
+                answer_id.TrueEquals(obj.answer_id) &&
+                body.TrueEqualsString(obj.body) &&
+                body_markdown.TrueEqualsString(obj.body_markdown) &&
+                comment_count.TrueEquals(obj.comment_count) &&
+                comments.TrueEqualsList(obj.comments) &&
+                community_owned_date.TrueEquals(obj.community_owned_date) &&
+                creation_date.TrueEquals(obj.creation_date) &&
+                down_vote_count.TrueEquals(obj.down_vote_count) &&
+                downvoted.TrueEquals(obj.downvoted) &&
+                is_accepted.TrueEquals(obj.is_accepted) &&
+                last_activity_date.TrueEquals(obj.last_activity_date) &&
+                last_edit_date.TrueEquals(obj.last_edit_date) &&
+                last_editor.TrueEquals(obj.last_editor) &&
+                link.TrueEqualsString(obj.link) &&
+                locked_date.TrueEquals(obj.locked_date) &&
+                owner.TrueEquals(obj.owner) &&
+                question_id.TrueEquals(obj.question_id) &&
+                score.TrueEquals(obj.score) &&
+                share_link.TrueEqualsString(obj.share_link) &&
+                tags.TrueEqualsString(obj.tags) &&
+                title.TrueEqualsString(obj.title) &&
+                up_vote_count.TrueEquals(obj.up_vote_count) &&
+                upvoted.TrueEquals(obj.upvoted);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                accepted.TrueEquals((bool?) obj.accepted) &&
+                answer_id.TrueEquals((int?) obj.answer_id) &&
+                body.TrueEqualsString((string) obj.body) &&
+                body_markdown.TrueEqualsString((string) obj.body_markdown) &&
+                comment_count.TrueEquals((int?) obj.comment_count) &&
+                comments.TrueEqualsListDynamic((IEnumerable<dynamic>) obj.comments) &&
+                community_owned_date.TrueEquals((DateTime?) obj.community_owned_date) &&
+                creation_date.TrueEquals((DateTime?) obj.creation_date) &&
+                down_vote_count.TrueEquals((int?) obj.down_vote_count) &&
+                downvoted.TrueEquals((bool?) obj.downvoted) &&
+                is_accepted.TrueEquals((bool?) obj.is_accepted) &&
+                last_activity_date.TrueEquals((DateTime?) obj.last_activity_date) &&
+                last_edit_date.TrueEquals((DateTime?) obj.last_edit_date) &&
+                (last_editor == null && obj.last_editor == null || last_editor.EqualsDynamic(obj.last_editor)) &&
+                link.TrueEqualsString((string) obj.link) &&
+                locked_date.TrueEquals((DateTime?) obj.locked_date) &&
+                (owner == null && obj.owner == null || owner.EqualsDynamic(obj.owner)) &&
+                question_id.TrueEquals((int?) obj.question_id) &&
+                score.TrueEquals((int?) obj.score) &&
+                share_link.TrueEqualsString((string) obj.share_link) &&
+                tags.TrueEqualsString((IEnumerable<string>) obj.tags) &&
+                title.TrueEqualsString((string) obj.title) &&
+                up_vote_count.TrueEquals((int?) obj.up_vote_count) &&
+                upvoted.TrueEquals((bool?) obj.upvoted);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/Badge.cs

@@ -0,0 +1,73 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    public enum BadgeRank : byte
+    {
+        bronze = 3,
+        silver = 2,
+        gold = 1
+    }
+
+    public enum BadgeType
+    {
+        named = 1,
+        tag_based = 2
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class Badge : IGenericEquality<Badge>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? badge_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public BadgeRank? rank { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public string name { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public string description { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public int? award_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public BadgeType? badge_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public ShallowUser user { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public string link { get; set; }
+
+        public bool Equals(Badge obj)
+        {
+            return
+                award_count.TrueEquals(obj.award_count) &&
+                badge_id.TrueEquals(obj.badge_id) &&
+                badge_type.TrueEquals(obj.badge_type) &&
+                description.TrueEqualsString(obj.description) &&
+                link.TrueEqualsString(obj.link) &&
+                name.TrueEqualsString(obj.name) &&
+                rank.TrueEquals(obj.rank) &&
+                user.TrueEquals(obj.user);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                award_count.TrueEquals((int?) obj.award_count) &&
+                badge_id.TrueEquals((int?) obj.badge_id) &&
+                badge_type.TrueEquals((BadgeType?) obj.badge_type) &&
+                description.TrueEqualsString((string) obj.description) &&
+                link.TrueEqualsString((string) obj.link) &&
+                name.TrueEqualsString((string) obj.name) &&
+                rank.TrueEquals((BadgeRank?) obj.rank) &&
+                (user == null && obj.user == null || user.EqualsDynamic(obj.user));
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/Comment.cs

@@ -0,0 +1,88 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    public enum PostType : byte
+    {
+        question = 1,
+        answer = 2
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class Comment : IGenericEquality<Comment>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? comment_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public int? post_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public DateTime? creation_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public PostType? post_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public int? score { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public bool? edited { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public string body { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public ShallowUser owner { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(9), oldmsgpack::MessagePack.Key(9 - 1), newmsgpack::MessagePack.Key(9 - 1)]
+        public ShallowUser reply_to_user { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(10), oldmsgpack::MessagePack.Key(10 - 1), newmsgpack::MessagePack.Key(10 - 1)]
+        public string link { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(11), oldmsgpack::MessagePack.Key(11 - 1), newmsgpack::MessagePack.Key(11 - 1)]
+        public string body_markdown { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(12), oldmsgpack::MessagePack.Key(12 - 1), newmsgpack::MessagePack.Key(12 - 1)]
+        public bool? upvoted { get; set; }
+
+        public bool Equals(Comment obj)
+        {
+            return
+                body.TrueEqualsString(obj.body) &&
+                body_markdown.TrueEqualsString(obj.body_markdown) &&
+                comment_id.TrueEquals(obj.comment_id) &&
+                creation_date.TrueEquals(obj.creation_date) &&
+                edited.TrueEquals(obj.edited) &&
+                link.TrueEqualsString(obj.link) &&
+                owner.TrueEquals(obj.owner) &&
+                post_id.TrueEquals(obj.post_id) &&
+                post_type.TrueEquals(obj.post_type) &&
+                reply_to_user.TrueEquals(obj.reply_to_user) &&
+                score.TrueEquals(obj.score) &&
+                upvoted.TrueEquals(obj.upvoted);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                body.TrueEqualsString((string) obj.body) &&
+                body_markdown.TrueEqualsString((string) obj.body_markdown) &&
+                comment_id.TrueEquals((int?) obj.comment_id) &&
+                creation_date.TrueEquals((DateTime?) obj.creation_date) &&
+                edited.TrueEquals((bool?) obj.edited) &&
+                link.TrueEqualsString((string) obj.link) &&
+                (owner == null && obj.owner == null || owner.EqualsDynamic(obj.owner)) &&
+                post_id.TrueEquals((int?) obj.post_id) &&
+                post_type.TrueEquals((PostType?) obj.post_type) &&
+                (reply_to_user == null && obj.reply_to_user == null ||
+                 reply_to_user.EqualsDynamic(obj.reply_to_user)) &&
+                score.TrueEquals((int?) obj.score) &&
+                upvoted.TrueEquals((bool?) obj.upvoted);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/Error.cs

@@ -0,0 +1,35 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class Error : IGenericEquality<Error>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? error_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public string error_name { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public string description { get; set; }
+
+        public bool Equals(Error obj)
+        {
+            return
+                error_id.TrueEquals(obj.error_id) &&
+                error_name.TrueEqualsString(obj.error_name) &&
+                description.TrueEqualsString(obj.description);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                error_id.TrueEquals((int?) obj.error_id) &&
+                error_name.TrueEqualsString((string) obj.error_name) &&
+                description.TrueEqualsString((string) obj.description);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/Event.cs

@@ -0,0 +1,55 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    public enum EventType : byte
+    {
+        question_posted = 1,
+        answer_posted = 2,
+        comment_posted = 3,
+        post_edited = 4,
+        user_created = 5
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class Event : IGenericEquality<Event>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public EventType? event_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public int? event_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public DateTime? creation_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public string link { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public string excerpt { get; set; }
+
+        public bool Equals(Event obj)
+        {
+            return
+                creation_date.TrueEquals(obj.creation_date) &&
+                event_id.TrueEquals(obj.event_id) &&
+                event_type.TrueEquals(obj.event_type) &&
+                excerpt.TrueEqualsString(obj.excerpt) &&
+                link.TrueEqualsString(obj.link);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                creation_date.TrueEquals((DateTime?) obj.creation_date) &&
+                event_id.TrueEquals((int?) obj.event_id) &&
+                event_type.TrueEquals((EventType?) obj.event_type) &&
+                excerpt.TrueEqualsString((string) obj.excerpt) &&
+                link.TrueEqualsString((string) obj.link);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/Feed.cs

@@ -0,0 +1,688 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System.Collections.Generic;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class MobileFeed : IGenericEquality<MobileFeed>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public List<MobileQuestion> hot_questions { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public List<MobileInboxItem> inbox_items { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public List<MobileQuestion> likely_to_answer_questions { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public List<MobileRepChange> reputation_events { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public List<MobileQuestion> cross_site_interesting_questions { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public List<MobileBadgeAward> badges { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public List<MobilePrivilege> earned_privileges { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public List<MobilePrivilege> upcoming_privileges { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(9), oldmsgpack::MessagePack.Key(9 - 1), newmsgpack::MessagePack.Key(9 - 1)]
+        public List<MobileCommunityBulletin> community_bulletins { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(10), oldmsgpack::MessagePack.Key(10 - 1), newmsgpack::MessagePack.Key(10 - 1)]
+        public List<MobileAssociationBonus> association_bonuses { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(11), oldmsgpack::MessagePack.Key(11 - 1), newmsgpack::MessagePack.Key(11 - 1)]
+        public List<MobileCareersJobAd> careers_job_ads { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(12), oldmsgpack::MessagePack.Key(12 - 1), newmsgpack::MessagePack.Key(12 - 1)]
+        public List<MobileBannerAd> banner_ads { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(13), oldmsgpack::MessagePack.Key(13 - 1), newmsgpack::MessagePack.Key(13 - 1)]
+        public long? before { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(14), oldmsgpack::MessagePack.Key(14 - 1), newmsgpack::MessagePack.Key(14 - 1)]
+        public long? since { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(15), oldmsgpack::MessagePack.Key(15 - 1), newmsgpack::MessagePack.Key(15 - 1)]
+        public int? account_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(16), oldmsgpack::MessagePack.Key(16 - 1), newmsgpack::MessagePack.Key(16 - 1)]
+        public MobileUpdateNotice update_notice { get; set; }
+
+        public bool Equals(MobileFeed obj)
+        {
+            return
+                account_id == obj.account_id &&
+                association_bonuses.TrueEqualsList(obj.association_bonuses) &&
+                badges.TrueEqualsList(obj.badges) &&
+                banner_ads.TrueEqualsList(obj.banner_ads) &&
+                before == obj.before &&
+                careers_job_ads.TrueEqualsList(obj.careers_job_ads) &&
+                community_bulletins.TrueEqualsList(obj.community_bulletins) &&
+                cross_site_interesting_questions.TrueEqualsList(obj.cross_site_interesting_questions) &&
+                earned_privileges.TrueEqualsList(obj.earned_privileges) &&
+                hot_questions.TrueEqualsList(obj.hot_questions) &&
+                inbox_items.TrueEqualsList(obj.inbox_items) &&
+                likely_to_answer_questions.TrueEqualsList(obj.likely_to_answer_questions) &&
+                reputation_events.TrueEqualsList(obj.reputation_events) &&
+                since == obj.since &&
+                upcoming_privileges.TrueEqualsList(obj.upcoming_privileges) &&
+                update_notice.TrueEquals(obj.update_notice);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                account_id == (int?) obj.account_id &&
+                association_bonuses.TrueEqualsListDynamic((IEnumerable<dynamic>) obj.association_bonuses) &&
+                badges.TrueEqualsListDynamic((IEnumerable<dynamic>) obj.badges) &&
+                banner_ads.TrueEqualsListDynamic((IEnumerable<dynamic>) obj.banner_ads) &&
+                before == (long?) obj.before &&
+                careers_job_ads.TrueEqualsListDynamic((IEnumerable<dynamic>) obj.careers_job_ads) &&
+                community_bulletins.TrueEqualsListDynamic((IEnumerable<dynamic>) obj.community_bulletins) &&
+                cross_site_interesting_questions.TrueEqualsListDynamic(
+                    (IEnumerable<dynamic>) obj.cross_site_interesting_questions) &&
+                earned_privileges.TrueEqualsListDynamic((IEnumerable<dynamic>) obj.earned_privileges) &&
+                hot_questions.TrueEqualsListDynamic((IEnumerable<dynamic>) obj.hot_questions) &&
+                inbox_items.TrueEqualsListDynamic((IEnumerable<dynamic>) obj.inbox_items) &&
+                likely_to_answer_questions.TrueEqualsListDynamic(
+                    (IEnumerable<dynamic>) obj.likely_to_answer_questions) &&
+                reputation_events.TrueEqualsListDynamic((IEnumerable<dynamic>) obj.reputation_events) &&
+                since == (long?) obj.since &&
+                upcoming_privileges.TrueEqualsListDynamic((IEnumerable<dynamic>) obj.upcoming_privileges) &&
+                (update_notice == null && obj.update_notice == null || update_notice.EqualsDynamic(obj.update_notice));
+        }
+    }
+
+    public interface IMobileFeedBase<T> : IGenericEquality<T>
+    {
+        int? group_id { get; set; }
+        long? added_date { get; set; }
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public sealed class MobileQuestion : IMobileFeedBase<MobileQuestion>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public int? question_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public long? question_creation_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public string title { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public long? last_activity_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public List<string> tags { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public string site { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(9), oldmsgpack::MessagePack.Key(9 - 1), newmsgpack::MessagePack.Key(9 - 1)]
+        public bool? is_deleted { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(10), oldmsgpack::MessagePack.Key(10 - 1), newmsgpack::MessagePack.Key(10 - 1)]
+        public bool? has_accepted_answer { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(11), oldmsgpack::MessagePack.Key(11 - 1), newmsgpack::MessagePack.Key(11 - 1)]
+        public int? answer_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? group_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public long? added_date { get; set; }
+
+        public bool Equals(MobileQuestion obj)
+        {
+            return
+                added_date == obj.added_date &&
+                answer_count == obj.answer_count &&
+                group_id == obj.group_id &&
+                has_accepted_answer == obj.has_accepted_answer &&
+                is_deleted == obj.is_deleted &&
+                last_activity_date == obj.last_activity_date &&
+                question_creation_date == obj.question_creation_date &&
+                question_id == obj.question_id &&
+                site == obj.site &&
+                tags.TrueEqualsString(obj.tags) &&
+                title == obj.title;
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                added_date == (long?) obj.added_date &&
+                answer_count == (int?) obj.answer_count &&
+                group_id == (int?) obj.group_id &&
+                has_accepted_answer == (bool?) obj.has_accepted_answer &&
+                is_deleted == (bool?) obj.is_deleted &&
+                last_activity_date == (long?) obj.last_activity_date &&
+                question_creation_date == (long?) obj.question_creation_date &&
+                question_id == (int?) obj.question_id &&
+                site == (string) obj.site &&
+                tags.TrueEqualsString((IEnumerable<string>) obj.tags) &&
+                title == (string) obj.title;
+        }
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public sealed class MobileRepChange : IMobileFeedBase<MobileRepChange>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public string site { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public string title { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public string link { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public int? rep_change { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? group_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public long? added_date { get; set; }
+
+        public bool Equals(MobileRepChange obj)
+        {
+            return
+                added_date == obj.added_date &&
+                group_id == obj.group_id &&
+                link == obj.link &&
+                rep_change == obj.rep_change &&
+                site == obj.site &&
+                title == obj.title;
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                added_date == (long?) obj.added_date &&
+                group_id == (int?) obj.group_id &&
+                link == (string) obj.link &&
+                rep_change == (int?) obj.rep_change &&
+                site == (string) obj.site &&
+                title == (string) obj.title;
+        }
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public sealed class MobileInboxItem : IMobileFeedBase<MobileInboxItem>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public int? answer_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public string body { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public int? comment_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public long? creation_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public string item_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public string link { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(9), oldmsgpack::MessagePack.Key(9 - 1), newmsgpack::MessagePack.Key(9 - 1)]
+        public int? question_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(10), oldmsgpack::MessagePack.Key(10 - 1), newmsgpack::MessagePack.Key(10 - 1)]
+        public string title { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(11), oldmsgpack::MessagePack.Key(11 - 1), newmsgpack::MessagePack.Key(11 - 1)]
+        public string site { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? group_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public long? added_date { get; set; }
+
+        public bool Equals(MobileInboxItem obj)
+        {
+            return
+                added_date == obj.added_date &&
+                answer_id == obj.answer_id &&
+                body == obj.body &&
+                comment_id == obj.comment_id &&
+                creation_date == obj.creation_date &&
+                group_id == obj.group_id &&
+                item_type == obj.item_type &&
+                link == obj.link &&
+                question_id == obj.question_id &&
+                site == obj.site &&
+                title == obj.title;
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                added_date == (long?) obj.added_date &&
+                answer_id == (int?) obj.answer_id &&
+                body == (string) obj.body &&
+                comment_id == (int?) obj.comment_id &&
+                creation_date == (long?) obj.creation_date &&
+                group_id == (int?) obj.group_id &&
+                item_type == (string) obj.item_type &&
+                link == (string) obj.link &&
+                question_id == (int?) obj.question_id &&
+                site == (string) obj.site &&
+                title == (string) obj.title;
+        }
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public sealed class MobileBadgeAward : IMobileFeedBase<MobileBadgeAward>
+    {
+        public enum BadgeRank : byte
+        {
+            bronze = 1,
+            silver = 2,
+            gold = 3
+        }
+
+        public enum BadgeType
+        {
+            named = 1,
+            tag_based = 2
+        }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public string site { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public string badge_name { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public string badge_description { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public int? badge_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public int? post_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public string link { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(9), oldmsgpack::MessagePack.Key(9 - 1), newmsgpack::MessagePack.Key(9 - 1)]
+        public BadgeRank? rank { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(10), oldmsgpack::MessagePack.Key(10 - 1), newmsgpack::MessagePack.Key(10 - 1)]
+        public BadgeType? badge_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? group_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public long? added_date { get; set; }
+
+        public bool Equals(MobileBadgeAward obj)
+        {
+            return
+                added_date == obj.added_date &&
+                badge_description == obj.badge_description &&
+                badge_id == obj.badge_id &&
+                badge_name == obj.badge_name &&
+                badge_type == obj.badge_type &&
+                group_id == obj.group_id &&
+                link == obj.link &&
+                post_id == obj.post_id &&
+                rank == obj.rank &&
+                site == obj.site;
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                added_date == (long?) obj.added_date &&
+                badge_description == (string) obj.badge_description &&
+                badge_id == (int?) obj.badge_id &&
+                badge_name == (string) obj.badge_name &&
+                badge_type == (BadgeType?) obj.badge_type &&
+                group_id == (int?) obj.group_id &&
+                link == (string) obj.link &&
+                post_id == (int?) obj.post_id &&
+                rank == (BadgeRank?) obj.rank &&
+                site == (string) obj.site;
+        }
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public sealed class MobilePrivilege : IMobileFeedBase<MobilePrivilege>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public string site { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public string privilege_short_description { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public string privilege_long_description { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public int? privilege_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public int? reputation_required { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public string link { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? group_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public long? added_date { get; set; }
+
+        public bool Equals(MobilePrivilege obj)
+        {
+            return
+                added_date == obj.added_date &&
+                group_id == obj.group_id &&
+                link == obj.link &&
+                privilege_id == obj.privilege_id &&
+                privilege_long_description == obj.privilege_long_description &&
+                privilege_short_description == obj.privilege_short_description &&
+                reputation_required == obj.reputation_required &&
+                site == obj.site;
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                added_date == (long?) obj.added_date &&
+                group_id == (int?) obj.group_id &&
+                link == (string) obj.link &&
+                privilege_id == (int?) obj.privilege_id &&
+                privilege_long_description == (string) obj.privilege_long_description &&
+                privilege_short_description == (string) obj.privilege_short_description &&
+                reputation_required == (int?) obj.reputation_required &&
+                site == (string) obj.site;
+        }
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public sealed class MobileCommunityBulletin : IMobileFeedBase<MobileCommunityBulletin>
+    {
+        public enum CommunityBulletinType : byte
+        {
+            blog_post = 1,
+            featured_meta_question = 2,
+            upcoming_event = 3
+        }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public string site { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public string title { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public string link { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public CommunityBulletinType? bulletin_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public long? begin_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public long? end_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(9), oldmsgpack::MessagePack.Key(9 - 1), newmsgpack::MessagePack.Key(9 - 1)]
+        public string custom_date_string { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(10), oldmsgpack::MessagePack.Key(10 - 1), newmsgpack::MessagePack.Key(10 - 1)]
+        public List<string> tags { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(11), oldmsgpack::MessagePack.Key(11 - 1), newmsgpack::MessagePack.Key(11 - 1)]
+        public bool? is_deleted { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(12), oldmsgpack::MessagePack.Key(12 - 1), newmsgpack::MessagePack.Key(12 - 1)]
+        public bool? has_accepted_answer { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(13), oldmsgpack::MessagePack.Key(13 - 1), newmsgpack::MessagePack.Key(13 - 1)]
+        public int? answer_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(14), oldmsgpack::MessagePack.Key(14 - 1), newmsgpack::MessagePack.Key(14 - 1)]
+        public bool? is_promoted { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? group_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public long? added_date { get; set; }
+
+        public bool Equals(MobileCommunityBulletin obj)
+        {
+            return
+                added_date == obj.added_date &&
+                answer_count == obj.answer_count &&
+                begin_date == obj.begin_date &&
+                bulletin_type == obj.bulletin_type &&
+                custom_date_string == obj.custom_date_string &&
+                end_date == obj.end_date &&
+                group_id == obj.group_id &&
+                has_accepted_answer == obj.has_accepted_answer &&
+                is_deleted == obj.is_deleted &&
+                is_promoted == obj.is_promoted &&
+                link == obj.link &&
+                site == obj.site &&
+                tags.TrueEqualsString(obj.tags) &&
+                title == obj.title;
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                added_date == (long?) obj.added_date &&
+                answer_count == (int?) obj.answer_count &&
+                begin_date == (long?) obj.begin_date &&
+                bulletin_type == (CommunityBulletinType?) obj.bulletin_type &&
+                custom_date_string == (string) obj.custom_date_string &&
+                end_date == (long?) obj.end_date &&
+                group_id == (int?) obj.group_id &&
+                has_accepted_answer == (bool?) obj.has_accepted_answer &&
+                is_deleted == (bool?) obj.is_deleted &&
+                is_promoted == (bool?) obj.is_promoted &&
+                link == (string) obj.link &&
+                site == (string) obj.site &&
+                tags.TrueEqualsString((IEnumerable<string>) obj.tags) &&
+                title == (string) obj.title;
+        }
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public sealed class MobileAssociationBonus : IMobileFeedBase<MobileAssociationBonus>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public string site { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public int? amount { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? group_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public long? added_date { get; set; }
+
+        public bool Equals(MobileAssociationBonus obj)
+        {
+            return
+                added_date == obj.added_date &&
+                amount == obj.amount &&
+                group_id == obj.group_id &&
+                site == obj.site;
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                added_date == (long?) obj.added_date &&
+                amount == (int?) obj.amount &&
+                group_id == (int?) obj.group_id &&
+                site == (string) obj.site;
+        }
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public sealed class MobileCareersJobAd : IMobileFeedBase<MobileCareersJobAd>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public int? job_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public string link { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public string company_name { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public string location { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public string title { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? group_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public long? added_date { get; set; }
+
+        public bool Equals(MobileCareersJobAd obj)
+        {
+            return
+                added_date == obj.added_date &&
+                company_name == obj.company_name &&
+                group_id == obj.group_id &&
+                job_id == obj.job_id &&
+                link == obj.link &&
+                location == obj.location &&
+                title == obj.title;
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                added_date == (long?) obj.added_date &&
+                company_name == (string) obj.company_name &&
+                group_id == (int?) obj.group_id &&
+                job_id == (int?) obj.job_id &&
+                link == (string) obj.link &&
+                location == (string) obj.location &&
+                title == (string) obj.title;
+        }
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public sealed class MobileBannerAd : IMobileFeedBase<MobileBannerAd>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public string link { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public List<MobileBannerAdImage> images { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? group_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public long? added_date { get; set; }
+
+        public bool Equals(MobileBannerAd obj)
+        {
+            return
+                added_date == obj.added_date &&
+                group_id == obj.group_id &&
+                images.TrueEqualsList(obj.images) &&
+                link == obj.link;
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                added_date == (long?) obj.added_date &&
+                group_id == (int?) obj.group_id &&
+                images.TrueEqualsListDynamic((IEnumerable<dynamic>) obj.images) &&
+                link == (string) obj.link;
+        }
+
+        [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+        public sealed class MobileBannerAdImage : IGenericEquality<MobileBannerAdImage>
+        {
+            [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+            public string image_url { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+            public int? width { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+            public int? height { get; set; }
+
+            public bool Equals(MobileBannerAdImage obj)
+            {
+                return
+                    height == obj.height &&
+                    image_url == obj.image_url &&
+                    width == obj.width;
+            }
+
+            public bool EqualsDynamic(dynamic obj)
+            {
+                return
+                    height == (int?) obj.height &&
+                    image_url == (string) obj.image_url &&
+                    width == (int?) obj.width;
+            }
+        }
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public sealed class MobileUpdateNotice : IGenericEquality<MobileUpdateNotice>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public bool? should_update { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public string message { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public string minimum_supported_version { get; set; }
+
+        public bool Equals(MobileUpdateNotice obj)
+        {
+            return
+                message == obj.message &&
+                minimum_supported_version == obj.minimum_supported_version &&
+                should_update == obj.should_update;
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                message == (string) obj.message &&
+                minimum_supported_version == (string) obj.minimum_supported_version &&
+                should_update == (bool?) obj.should_update;
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/FlagOption.cs

@@ -0,0 +1,66 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System.Collections.Generic;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class FlagOption : IGenericEquality<FlagOption>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? option_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public bool? requires_comment { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public bool? requires_site { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public bool? requires_question_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public string title { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public string description { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public List<FlagOption> sub_options { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public bool? has_flagged { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(9), oldmsgpack::MessagePack.Key(9 - 1), newmsgpack::MessagePack.Key(9 - 1)]
+        public int? count { get; set; }
+
+        public bool Equals(FlagOption obj)
+        {
+            return
+                count.TrueEquals(obj.count) &&
+                description.TrueEqualsString(obj.description) &&
+                has_flagged.TrueEquals(obj.has_flagged) &&
+                option_id.TrueEquals(obj.option_id) &&
+                requires_comment.TrueEquals(obj.requires_comment) &&
+                requires_question_id.TrueEquals(obj.requires_question_id) &&
+                requires_site.TrueEquals(obj.requires_site) &&
+                sub_options.TrueEqualsList(obj.sub_options) &&
+                title.TrueEqualsString(obj.title);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                count.TrueEquals((int?) obj.count) &&
+                description.TrueEqualsString((string) obj.description) &&
+                has_flagged.TrueEquals((bool?) obj.has_flagged) &&
+                option_id.TrueEquals((int?) obj.option_id) &&
+                requires_comment.TrueEquals((bool?) obj.requires_comment) &&
+                requires_question_id.TrueEquals((bool?) obj.requires_question_id) &&
+                requires_site.TrueEquals((bool?) obj.requires_site) &&
+                sub_options.TrueEqualsListDynamic((IEnumerable<dynamic>) obj.sub_options) &&
+                title.TrueEqualsString((string) obj.title);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/InboxItem.cs

@@ -0,0 +1,83 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    public enum InboxItemType
+    {
+        comment = 1,
+        chat_message = 2,
+        new_answer = 3,
+        careers_message = 4,
+        careers_invitations = 5,
+        meta_question = 6,
+        post_notice = 7,
+        moderator_message = 8
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class InboxItem : IGenericEquality<InboxItem>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public InboxItemType? item_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public int? question_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public int? answer_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public int? comment_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public string title { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public DateTime? creation_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public bool? is_unread { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public Info.Site site { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(9), oldmsgpack::MessagePack.Key(9 - 1), newmsgpack::MessagePack.Key(9 - 1)]
+        public string body { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(10), oldmsgpack::MessagePack.Key(10 - 1), newmsgpack::MessagePack.Key(10 - 1)]
+        public string link { get; set; }
+
+        public bool Equals(InboxItem obj)
+        {
+            return
+                answer_id.TrueEquals(obj.answer_id) &&
+                body.TrueEqualsString(obj.body) &&
+                comment_id.TrueEquals(obj.comment_id) &&
+                creation_date.TrueEquals(obj.creation_date) &&
+                is_unread.TrueEquals(obj.is_unread) &&
+                item_type.TrueEquals(obj.item_type) &&
+                link.TrueEqualsString(obj.link) &&
+                question_id.TrueEquals(obj.question_id) &&
+                site.TrueEquals(obj.site) &&
+                title.TrueEqualsString(obj.title);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                answer_id.TrueEquals((int?) obj.answer_id) &&
+                body.TrueEqualsString((string) obj.body) &&
+                comment_id.TrueEquals((int?) obj.comment_id) &&
+                creation_date.TrueEquals((DateTime?) obj.creation_date) &&
+                is_unread.TrueEquals((bool?) obj.is_unread) &&
+                item_type.TrueEquals((InboxItemType?) obj.item_type) &&
+                link.TrueEqualsString((string) obj.link) &&
+                question_id.TrueEquals((int?) obj.question_id) &&
+                (site == null && obj.site == null || site.EqualsDynamic(obj.site)) &&
+                title.TrueEqualsString((string) obj.title);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/Info.cs

@@ -0,0 +1,272 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using System.Collections.Generic;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class Info : IGenericEquality<Info>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? total_questions { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public int? total_unanswered { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public int? total_accepted { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public int? total_answers { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public decimal? questions_per_minute { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public decimal? answers_per_minute { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public int? total_comments { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public int? total_votes { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(9), oldmsgpack::MessagePack.Key(9 - 1), newmsgpack::MessagePack.Key(9 - 1)]
+        public int? total_badges { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(10), oldmsgpack::MessagePack.Key(10 - 1), newmsgpack::MessagePack.Key(10 - 1)]
+        public decimal? badges_per_minute { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(11), oldmsgpack::MessagePack.Key(11 - 1), newmsgpack::MessagePack.Key(11 - 1)]
+        public int? total_users { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(12), oldmsgpack::MessagePack.Key(12 - 1), newmsgpack::MessagePack.Key(12 - 1)]
+        public int? new_active_users { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(13), oldmsgpack::MessagePack.Key(13 - 1), newmsgpack::MessagePack.Key(13 - 1)]
+        public string api_revision { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(14), oldmsgpack::MessagePack.Key(14 - 1), newmsgpack::MessagePack.Key(14 - 1)]
+        public Site site { get; set; }
+
+        public bool Equals(Info obj)
+        {
+            return
+                answers_per_minute.TrueEquals(obj.answers_per_minute) &&
+                api_revision.TrueEqualsString(obj.api_revision) &&
+                badges_per_minute.TrueEquals(obj.badges_per_minute) &&
+                new_active_users.TrueEquals(obj.new_active_users) &&
+                questions_per_minute.TrueEquals(obj.questions_per_minute) &&
+                site.TrueEquals(obj.site) &&
+                total_accepted.TrueEquals(obj.total_accepted) &&
+                total_answers.TrueEquals(obj.total_answers) &&
+                total_badges.TrueEquals(obj.total_badges) &&
+                total_comments.TrueEquals(obj.total_comments) &&
+                total_questions.TrueEquals(obj.total_questions) &&
+                total_unanswered.TrueEquals(obj.total_unanswered) &&
+                total_users.TrueEquals(obj.total_users) &&
+                total_votes.TrueEquals(obj.total_votes);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                answers_per_minute.TrueEquals((decimal?) obj.answers_per_minute) &&
+                api_revision.TrueEqualsString((string) obj.api_revision) &&
+                badges_per_minute.TrueEquals((decimal?) obj.badges_per_minute) &&
+                new_active_users.TrueEquals((int?) obj.new_active_users) &&
+                questions_per_minute.TrueEquals((decimal?) obj.questions_per_minute) &&
+                (site == null && obj.site == null || site.EqualsDynamic(obj.site)) &&
+                total_accepted.TrueEquals((int?) obj.total_accepted) &&
+                total_answers.TrueEquals((int?) obj.total_answers) &&
+                total_badges.TrueEquals((int?) obj.total_badges) &&
+                total_comments.TrueEquals((int?) obj.total_comments) &&
+                total_questions.TrueEquals((int?) obj.total_questions) &&
+                total_unanswered.TrueEquals((int?) obj.total_unanswered) &&
+                total_users.TrueEquals((int?) obj.total_users) &&
+                total_votes.TrueEquals((int?) obj.total_votes);
+        }
+
+        [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+        public class Site : IGenericEquality<Site>
+        {
+            public enum SiteState
+            {
+                normal,
+                closed_beta,
+                open_beta,
+                linked_meta
+            }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+            public string site_type { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+            public string name { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+            public string logo_url { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+            public string api_site_parameter { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+            public string site_url { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+            public string audience { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+            public string icon_url { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+            public List<string> aliases { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(9), oldmsgpack::MessagePack.Key(9 - 1), newmsgpack::MessagePack.Key(9 - 1)]
+            public SiteState? site_state { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(10), oldmsgpack::MessagePack.Key(10 - 1), newmsgpack::MessagePack.Key(10 - 1)]
+            public Styling styling { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(11), oldmsgpack::MessagePack.Key(11 - 1), newmsgpack::MessagePack.Key(11 - 1)]
+            public DateTime? closed_beta_date { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(12), oldmsgpack::MessagePack.Key(12 - 1), newmsgpack::MessagePack.Key(12 - 1)]
+            public DateTime? open_beta_date { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(13), oldmsgpack::MessagePack.Key(13 - 1), newmsgpack::MessagePack.Key(13 - 1)]
+            public DateTime? launch_date { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(14), oldmsgpack::MessagePack.Key(14 - 1), newmsgpack::MessagePack.Key(14 - 1)]
+            public string favicon_url { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(15), oldmsgpack::MessagePack.Key(15 - 1), newmsgpack::MessagePack.Key(15 - 1)]
+            public List<RelatedSite> related_sites { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(16), oldmsgpack::MessagePack.Key(16 - 1), newmsgpack::MessagePack.Key(16 - 1)]
+            public string twitter_account { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(17), oldmsgpack::MessagePack.Key(17 - 1), newmsgpack::MessagePack.Key(17 - 1)]
+            public List<string> markdown_extensions { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(18), oldmsgpack::MessagePack.Key(18 - 1), newmsgpack::MessagePack.Key(18 - 1)]
+            public string high_resolution_icon_url { get; set; }
+
+            public bool Equals(Site obj)
+            {
+                return
+                    aliases.TrueEqualsString(obj.aliases) &&
+                    api_site_parameter.TrueEqualsString(obj.api_site_parameter) &&
+                    audience.TrueEqualsString(obj.audience) &&
+                    closed_beta_date.TrueEquals(obj.closed_beta_date) &&
+                    favicon_url.TrueEqualsString(obj.favicon_url) &&
+                    high_resolution_icon_url.TrueEqualsString(obj.high_resolution_icon_url) &&
+                    icon_url.TrueEqualsString(obj.icon_url) &&
+                    launch_date.TrueEquals(obj.launch_date) &&
+                    logo_url.TrueEqualsString(obj.logo_url) &&
+                    markdown_extensions.TrueEqualsString(obj.markdown_extensions) &&
+                    name.TrueEqualsString(obj.name) &&
+                    open_beta_date.TrueEquals(obj.open_beta_date) &&
+                    related_sites.TrueEqualsList(obj.related_sites) &&
+                    site_state.TrueEquals(obj.site_state) &&
+                    site_type.TrueEqualsString(obj.site_type) &&
+                    site_url.TrueEqualsString(obj.site_url) &&
+                    styling.TrueEquals(obj.styling) &&
+                    twitter_account.TrueEqualsString(obj.twitter_account);
+            }
+
+            public bool EqualsDynamic(dynamic obj)
+            {
+                return
+                    aliases.TrueEqualsString((IEnumerable<string>) obj.aliases) &&
+                    api_site_parameter.TrueEqualsString((string) obj.api_site_parameter) &&
+                    audience.TrueEqualsString((string) obj.audience) &&
+                    closed_beta_date.TrueEquals((DateTime?) obj.closed_beta_date) &&
+                    favicon_url.TrueEqualsString((string) obj.favicon_url) &&
+                    high_resolution_icon_url.TrueEqualsString((string) obj.high_resolution_icon_url) &&
+                    icon_url.TrueEqualsString((string) obj.icon_url) &&
+                    launch_date.TrueEquals((DateTime?) obj.launch_date) &&
+                    logo_url.TrueEqualsString((string) obj.logo_url) &&
+                    markdown_extensions.TrueEqualsString((IEnumerable<string>) obj.markdown_extensions) &&
+                    name.TrueEqualsString((string) obj.name) &&
+                    open_beta_date.TrueEquals((DateTime?) obj.open_beta_date) &&
+                    related_sites.TrueEqualsListDynamic((IEnumerable<dynamic>) obj.related_sites) &&
+                    site_state.TrueEquals((SiteState?) obj.site_state) &&
+                    site_type.TrueEqualsString((string) obj.site_type) &&
+                    site_url.TrueEqualsString((string) obj.site_url) &&
+                    (styling == null && obj.styling == null || styling.EqualsDynamic(obj.styling)) &&
+                    twitter_account.TrueEqualsString((string) obj.twitter_account);
+            }
+
+            [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+            public class Styling : IGenericEquality<Styling>
+            {
+                [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+                public string link_color { get; set; }
+
+                [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+                public string tag_foreground_color { get; set; }
+
+                [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+                public string tag_background_color { get; set; }
+
+                public bool Equals(Styling obj)
+                {
+                    return
+                        link_color.TrueEqualsString(obj.link_color) &&
+                        tag_background_color.TrueEqualsString(obj.tag_background_color) &&
+                        tag_foreground_color.TrueEqualsString(obj.tag_foreground_color);
+                }
+
+                public bool EqualsDynamic(dynamic obj)
+                {
+                    return
+                        link_color.TrueEqualsString((string) obj.link_color) &&
+                        tag_background_color.TrueEqualsString((string) obj.tag_background_color) &&
+                        tag_foreground_color.TrueEqualsString((string) obj.tag_foreground_color);
+                }
+            }
+        }
+
+        [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+        public class RelatedSite : IGenericEquality<RelatedSite>
+        {
+            public enum SiteRelation
+            {
+                parent,
+                meta,
+                chat
+            }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+            public string name { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+            public string site_url { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+            public SiteRelation? relation { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+            public string api_site_parameter { get; set; }
+
+            public bool Equals(RelatedSite obj)
+            {
+                return
+                    name.TrueEqualsString(obj.name) &&
+                    relation.TrueEquals(obj.relation) &&
+                    api_site_parameter.TrueEqualsString(obj.api_site_parameter);
+            }
+
+            public bool EqualsDynamic(dynamic obj)
+            {
+                return
+                    name.TrueEqualsString((string) obj.name) &&
+                    relation.TrueEquals((SiteRelation?) obj.relation) &&
+                    api_site_parameter.TrueEqualsString((string) obj.api_site_parameter);
+            }
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/NetworkUser.cs

@@ -0,0 +1,76 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class NetworkUser : IGenericEquality<NetworkUser>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public string site_name { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public string site_url { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public int? user_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public int? reputation { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public int? account_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public DateTime? creation_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public UserType? user_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public User.BadgeCount badge_counts { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(9), oldmsgpack::MessagePack.Key(9 - 1), newmsgpack::MessagePack.Key(9 - 1)]
+        public DateTime? last_access_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(10), oldmsgpack::MessagePack.Key(10 - 1), newmsgpack::MessagePack.Key(10 - 1)]
+        public int? answer_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(11), oldmsgpack::MessagePack.Key(11 - 1), newmsgpack::MessagePack.Key(11 - 1)]
+        public int? question_count { get; set; }
+
+        public bool Equals(NetworkUser obj)
+        {
+            return
+                account_id.TrueEquals(obj.account_id) &&
+                answer_count.TrueEquals(obj.answer_count) &&
+                badge_counts.TrueEquals(obj.badge_counts) &&
+                creation_date.TrueEquals(obj.creation_date) &&
+                last_access_date.TrueEquals(obj.last_access_date) &&
+                question_count.TrueEquals(obj.question_count) &&
+                reputation.TrueEquals(obj.reputation) &&
+                site_name.TrueEqualsString(obj.site_name) &&
+                site_url.TrueEqualsString(obj.site_url) &&
+                user_id.TrueEquals(obj.user_id) &&
+                user_type.TrueEquals(obj.user_type);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                account_id.TrueEquals((int?) obj.account_id) &&
+                answer_count.TrueEquals((int?) obj.answer_count) &&
+                (badge_counts == null && obj.badge_counts == null || badge_counts.EqualsDynamic(obj.badge_counts)) &&
+                creation_date.TrueEquals((DateTime?) obj.creation_date) &&
+                last_access_date.TrueEquals((DateTime?) obj.last_access_date) &&
+                question_count.TrueEquals((int?) obj.question_count) &&
+                reputation.TrueEquals((int?) obj.reputation) &&
+                site_name.TrueEqualsString((string) obj.site_name) &&
+                site_url.TrueEqualsString((string) obj.site_url) &&
+                user_id.TrueEquals((int?) obj.user_id) &&
+                user_type.TrueEquals((UserType?) obj.user_type);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/Notification.cs

@@ -0,0 +1,68 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    public enum NotificationType : byte
+    {
+        generic = 1,
+        accounts_associated = 8,
+        badge_earned = 5,
+        profile_activity = 2,
+        bounty_expired = 3,
+        bounty_expires_in_one_day = 4,
+        bounty_expires_in_three_days = 6,
+        edit_suggested = 22,
+        new_privilege = 9,
+        post_migrated = 10,
+        moderator_message = 11,
+        registration_reminder = 12,
+        substantive_edit = 23,
+        reputation_bonus = 7,
+        bounty_grace_period_started = 24
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class Notification : IGenericEquality<Notification>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public NotificationType? notification_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public Info.Site site { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public DateTime? creation_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public string body { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public int? post_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public bool? is_unread { get; set; }
+
+        public bool Equals(Notification obj)
+        {
+            return
+                body.TrueEqualsString(obj.body) &&
+                site.TrueEquals(obj.site) &&
+                creation_date.TrueEquals(obj.creation_date) &&
+                post_id.TrueEquals(obj.post_id) &&
+                is_unread.TrueEquals(obj.is_unread);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                body.TrueEqualsString((string) obj.body) &&
+                (site == null && obj.site == null || site.EqualsDynamic(obj.site)) &&
+                creation_date.TrueEquals((DateTime?) obj.creation_date) &&
+                post_id.TrueEquals((int?) obj.post_id) &&
+                is_unread.TrueEquals((bool?) obj.is_unread);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/Post.cs

@@ -0,0 +1,112 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using System.Collections.Generic;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class Post : IGenericEquality<Post>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? post_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public PostType? post_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public string body { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public ShallowUser owner { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public DateTime? creation_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public DateTime? last_activity_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public DateTime? last_edit_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public int? score { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(9), oldmsgpack::MessagePack.Key(9 - 1), newmsgpack::MessagePack.Key(9 - 1)]
+        public int? up_vote_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(10), oldmsgpack::MessagePack.Key(10 - 1), newmsgpack::MessagePack.Key(10 - 1)]
+        public int? down_vote_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(11), oldmsgpack::MessagePack.Key(11 - 1), newmsgpack::MessagePack.Key(11 - 1)]
+        public List<Comment> comments { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(12), oldmsgpack::MessagePack.Key(12 - 1), newmsgpack::MessagePack.Key(12 - 1)]
+        public string link { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(13), oldmsgpack::MessagePack.Key(13 - 1), newmsgpack::MessagePack.Key(13 - 1)]
+        public bool? upvoted { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(14), oldmsgpack::MessagePack.Key(14 - 1), newmsgpack::MessagePack.Key(14 - 1)]
+        public bool? downvoted { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(15), oldmsgpack::MessagePack.Key(15 - 1), newmsgpack::MessagePack.Key(15 - 1)]
+        public ShallowUser last_editor { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(16), oldmsgpack::MessagePack.Key(16 - 1), newmsgpack::MessagePack.Key(16 - 1)]
+        public int? comment_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(17), oldmsgpack::MessagePack.Key(17 - 1), newmsgpack::MessagePack.Key(17 - 1)]
+        public string body_markdown { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(18), oldmsgpack::MessagePack.Key(18 - 1), newmsgpack::MessagePack.Key(18 - 1)]
+        public string share_link { get; set; }
+
+        public bool Equals(Post obj)
+        {
+            return
+                body.TrueEqualsString(obj.body) &&
+                body_markdown.TrueEqualsString(obj.body_markdown) &&
+                comment_count.TrueEquals(obj.comment_count) &&
+                comments.TrueEqualsList(obj.comments) &&
+                creation_date.TrueEquals(obj.creation_date) &&
+                down_vote_count.TrueEquals(obj.down_vote_count) &&
+                downvoted.TrueEquals(obj.downvoted) &&
+                last_activity_date.TrueEquals(obj.last_activity_date) &&
+                last_edit_date.TrueEquals(obj.last_edit_date) &&
+                last_editor.TrueEquals(obj.last_editor) &&
+                link.TrueEqualsString(obj.link) &&
+                owner.TrueEquals(obj.owner) &&
+                post_id.TrueEquals(obj.post_id) &&
+                post_type.TrueEquals(obj.post_type) &&
+                score.TrueEquals(obj.score) &&
+                share_link.TrueEqualsString(obj.share_link) &&
+                up_vote_count.TrueEquals(obj.up_vote_count) &&
+                upvoted.TrueEquals(obj.upvoted);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                body.TrueEqualsString((string) obj.body) &&
+                body_markdown.TrueEqualsString((string) obj.body_markdown) &&
+                comment_count.TrueEquals((int?) obj.comment_count) &&
+                comments.TrueEqualsListDynamic((IEnumerable<dynamic>) obj.comments) &&
+                creation_date.TrueEquals((DateTime?) obj.creation_date) &&
+                down_vote_count.TrueEquals((int?) obj.down_vote_count) &&
+                downvoted.TrueEquals((bool?) obj.downvoted) &&
+                last_activity_date.TrueEquals((DateTime?) obj.last_activity_date) &&
+                last_edit_date.TrueEquals((DateTime?) obj.last_edit_date) &&
+                (last_editor == null && obj.last_editor == null || last_editor.EqualsDynamic(obj.last_editor)) &&
+                link.TrueEqualsString((string) obj.link) &&
+                (owner == null && obj.owner == null || owner.EqualsDynamic(obj.owner)) &&
+                post_id.TrueEquals((int?) obj.post_id) &&
+                post_type.TrueEquals((PostType?) obj.post_type) &&
+                score.TrueEquals((int?) obj.score) &&
+                share_link.TrueEqualsString((string) obj.share_link) &&
+                up_vote_count.TrueEquals((int?) obj.up_vote_count) &&
+                upvoted.TrueEquals((bool?) obj.upvoted);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/Privilege.cs

@@ -0,0 +1,35 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class Privilege : IGenericEquality<Privilege>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public string short_description { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public string description { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public int? reputation { get; set; }
+
+        public bool Equals(Privilege obj)
+        {
+            return
+                description.TrueEqualsString(obj.description) &&
+                reputation.TrueEquals(obj.reputation) &&
+                short_description.TrueEqualsString(obj.short_description);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                description.TrueEqualsString((string) obj.description) &&
+                reputation.TrueEquals((int?) obj.reputation) &&
+                short_description.TrueEqualsString((string) obj.short_description);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/Question.cs

@@ -0,0 +1,359 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using System.Collections.Generic;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class Question : IGenericEquality<Question>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? question_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public DateTime? last_edit_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public DateTime? creation_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public DateTime? last_activity_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public DateTime? locked_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public int? score { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public DateTime? community_owned_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public int? answer_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(9), oldmsgpack::MessagePack.Key(9 - 1), newmsgpack::MessagePack.Key(9 - 1)]
+        public int? accepted_answer_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(10), oldmsgpack::MessagePack.Key(10 - 1), newmsgpack::MessagePack.Key(10 - 1)]
+        public MigrationInfo migrated_to { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(11), oldmsgpack::MessagePack.Key(11 - 1), newmsgpack::MessagePack.Key(11 - 1)]
+        public MigrationInfo migrated_from { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(12), oldmsgpack::MessagePack.Key(12 - 1), newmsgpack::MessagePack.Key(12 - 1)]
+        public DateTime? bounty_closes_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(13), oldmsgpack::MessagePack.Key(13 - 1), newmsgpack::MessagePack.Key(13 - 1)]
+        public int? bounty_amount { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(14), oldmsgpack::MessagePack.Key(14 - 1), newmsgpack::MessagePack.Key(14 - 1)]
+        public DateTime? closed_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(15), oldmsgpack::MessagePack.Key(15 - 1), newmsgpack::MessagePack.Key(15 - 1)]
+        public DateTime? protected_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(16), oldmsgpack::MessagePack.Key(16 - 1), newmsgpack::MessagePack.Key(16 - 1)]
+        public string body { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(17), oldmsgpack::MessagePack.Key(17 - 1), newmsgpack::MessagePack.Key(17 - 1)]
+        public string title { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(18), oldmsgpack::MessagePack.Key(18 - 1), newmsgpack::MessagePack.Key(18 - 1)]
+        public List<string> tags { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(19), oldmsgpack::MessagePack.Key(19 - 1), newmsgpack::MessagePack.Key(19 - 1)]
+        public string closed_reason { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(20), oldmsgpack::MessagePack.Key(20 - 1), newmsgpack::MessagePack.Key(20 - 1)]
+        public int? up_vote_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(21), oldmsgpack::MessagePack.Key(21 - 1), newmsgpack::MessagePack.Key(21 - 1)]
+        public int? down_vote_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(22), oldmsgpack::MessagePack.Key(22 - 1), newmsgpack::MessagePack.Key(22 - 1)]
+        public int? favorite_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(23), oldmsgpack::MessagePack.Key(23 - 1), newmsgpack::MessagePack.Key(23 - 1)]
+        public int? view_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(24), oldmsgpack::MessagePack.Key(24 - 1), newmsgpack::MessagePack.Key(24 - 1)]
+        public ShallowUser owner { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(25), oldmsgpack::MessagePack.Key(25 - 1), newmsgpack::MessagePack.Key(25 - 1)]
+        public List<Comment> comments { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(26), oldmsgpack::MessagePack.Key(26 - 1), newmsgpack::MessagePack.Key(26 - 1)]
+        public List<Answer> answers { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(27), oldmsgpack::MessagePack.Key(27 - 1), newmsgpack::MessagePack.Key(27 - 1)]
+        public string link { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(28), oldmsgpack::MessagePack.Key(28 - 1), newmsgpack::MessagePack.Key(28 - 1)]
+        public bool? is_answered { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(29), oldmsgpack::MessagePack.Key(29 - 1), newmsgpack::MessagePack.Key(29 - 1)]
+        public int? close_vote_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(30), oldmsgpack::MessagePack.Key(30 - 1), newmsgpack::MessagePack.Key(30 - 1)]
+        public int? reopen_vote_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(31), oldmsgpack::MessagePack.Key(31 - 1), newmsgpack::MessagePack.Key(31 - 1)]
+        public int? delete_vote_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(32), oldmsgpack::MessagePack.Key(32 - 1), newmsgpack::MessagePack.Key(32 - 1)]
+        public Notice notice { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(33), oldmsgpack::MessagePack.Key(33 - 1), newmsgpack::MessagePack.Key(33 - 1)]
+        public bool? upvoted { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(34), oldmsgpack::MessagePack.Key(34 - 1), newmsgpack::MessagePack.Key(34 - 1)]
+        public bool? downvoted { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(35), oldmsgpack::MessagePack.Key(35 - 1), newmsgpack::MessagePack.Key(35 - 1)]
+        public bool? favorited { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(36), oldmsgpack::MessagePack.Key(36 - 1), newmsgpack::MessagePack.Key(36 - 1)]
+        public ShallowUser last_editor { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(37), oldmsgpack::MessagePack.Key(37 - 1), newmsgpack::MessagePack.Key(37 - 1)]
+        public int? comment_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(38), oldmsgpack::MessagePack.Key(38 - 1), newmsgpack::MessagePack.Key(38 - 1)]
+        public string body_markdown { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(39), oldmsgpack::MessagePack.Key(39 - 1), newmsgpack::MessagePack.Key(39 - 1)]
+        public ClosedDetails closed_details { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(40), oldmsgpack::MessagePack.Key(40 - 1), newmsgpack::MessagePack.Key(40 - 1)]
+        public string share_link { get; set; }
+
+        public bool Equals(Question obj)
+        {
+            return
+                accepted_answer_id.TrueEquals(obj.accepted_answer_id) &&
+                answer_count.TrueEquals(obj.answer_count) &&
+                answers.TrueEqualsList(obj.answers) &&
+                body.TrueEqualsString(obj.body) &&
+                body_markdown.TrueEqualsString(obj.body_markdown) &&
+                bounty_amount.TrueEquals(obj.bounty_amount) &&
+                bounty_closes_date.TrueEquals(obj.bounty_closes_date) &&
+                close_vote_count.TrueEquals(obj.close_vote_count) &&
+                closed_date.TrueEquals(obj.closed_date) &&
+                closed_details.TrueEquals(obj.closed_details) &&
+                closed_reason.TrueEqualsString(obj.closed_reason) &&
+                comment_count.TrueEquals(obj.comment_count) &&
+                comments.TrueEqualsList(obj.comments) &&
+                community_owned_date.TrueEquals(obj.community_owned_date) &&
+                creation_date.TrueEquals(obj.creation_date) &&
+                delete_vote_count.TrueEquals(obj.delete_vote_count) &&
+                down_vote_count.TrueEquals(obj.down_vote_count) &&
+                downvoted.TrueEquals(obj.downvoted) &&
+                favorite_count.TrueEquals(obj.favorite_count) &&
+                favorited.TrueEquals(obj.favorited) &&
+                is_answered.TrueEquals(obj.is_answered) &&
+                last_activity_date.TrueEquals(obj.last_activity_date) &&
+                last_edit_date.TrueEquals(obj.last_edit_date) &&
+                last_editor.TrueEquals(obj.last_editor) &&
+                link.TrueEqualsString(obj.link) &&
+                locked_date.TrueEquals(obj.locked_date) &&
+                migrated_from.TrueEquals(obj.migrated_from) &&
+                migrated_to.TrueEquals(obj.migrated_to) &&
+                notice.TrueEquals(obj.notice) &&
+                owner.TrueEquals(obj.owner) &&
+                protected_date.TrueEquals(obj.protected_date) &&
+                question_id.TrueEquals(obj.question_id) &&
+                reopen_vote_count.TrueEquals(obj.reopen_vote_count) &&
+                score.TrueEquals(obj.score) &&
+                share_link.TrueEqualsString(obj.share_link) &&
+                tags.TrueEqualsString(obj.tags) &&
+                title.TrueEqualsString(obj.title) &&
+                up_vote_count.TrueEquals(obj.up_vote_count) &&
+                upvoted.TrueEquals(obj.upvoted) &&
+                view_count.TrueEquals(obj.view_count);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                accepted_answer_id.TrueEquals((int?) obj.accepted_answer_id) &&
+                answer_count.TrueEquals((int?) obj.answer_count) &&
+                answers.TrueEqualsListDynamic((IEnumerable<dynamic>) obj.answers) &&
+                body.TrueEqualsString((string) obj.body) &&
+                body_markdown.TrueEqualsString((string) obj.body_markdown) &&
+                bounty_amount.TrueEquals((int?) obj.bounty_amount) &&
+                bounty_closes_date.TrueEquals((DateTime?) obj.bounty_closes_date) &&
+                close_vote_count.TrueEquals((int?) obj.close_vote_count) &&
+                closed_date.TrueEquals((DateTime?) obj.closed_date) &&
+                (closed_details == null && obj.closed_details == null ||
+                 closed_details.EqualsDynamic(obj.closed_details)) &&
+                closed_reason.TrueEqualsString((string) obj.closed_reason) &&
+                comment_count.TrueEquals((int?) obj.comment_count) &&
+                comments.TrueEqualsListDynamic((IEnumerable<dynamic>) obj.comments) &&
+                community_owned_date.TrueEquals((DateTime?) obj.community_owned_date) &&
+                creation_date.TrueEquals((DateTime?) obj.creation_date) &&
+                delete_vote_count.TrueEquals((int?) obj.delete_vote_count) &&
+                down_vote_count.TrueEquals((int?) obj.down_vote_count) &&
+                downvoted.TrueEquals((bool?) obj.downvoted) &&
+                favorite_count.TrueEquals((int?) obj.favorite_count) &&
+                favorited.TrueEquals((bool?) obj.favorited) &&
+                is_answered.TrueEquals((bool?) obj.is_answered) &&
+                last_activity_date.TrueEquals((DateTime?) obj.last_activity_date) &&
+                last_edit_date.TrueEquals((DateTime?) obj.last_edit_date) &&
+                (last_editor == null && obj.last_editor == null || last_editor.EqualsDynamic(obj.last_editor)) &&
+                link.TrueEqualsString((string) obj.link) &&
+                locked_date.TrueEquals((DateTime?) obj.locked_date) &&
+                (migrated_from == null && obj.migrated_from == null ||
+                 migrated_from.EqualsDynamic(obj.migrated_from)) &&
+                (migrated_to == null && obj.migrated_to == null || migrated_to.EqualsDynamic(obj.migrated_to)) &&
+                (notice == null && obj.notice == null || notice.EqualsDynamic(obj.notice)) &&
+                (owner == null && obj.owner == null || owner.EqualsDynamic(obj.owner)) &&
+                protected_date.TrueEquals((DateTime?) obj.protected_date) &&
+                question_id.TrueEquals((int?) obj.question_id) &&
+                reopen_vote_count.TrueEquals((int?) obj.reopen_vote_count) &&
+                score.TrueEquals((int?) obj.score) &&
+                share_link.TrueEqualsString((string) obj.share_link) &&
+                tags.TrueEqualsString((IEnumerable<string>) obj.tags) &&
+                title.TrueEqualsString((string) obj.title) &&
+                up_vote_count.TrueEquals((int?) obj.up_vote_count) &&
+                upvoted.TrueEquals((bool?) obj.upvoted) &&
+                view_count.TrueEquals((int?) obj.view_count);
+        }
+
+        [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+        public class ClosedDetails : IGenericEquality<ClosedDetails>
+        {
+            [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+            public bool? on_hold { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+            public string reason { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+            public string description { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+            public List<ShallowUser> by_users { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+            public List<OriginalQuestion> original_questions { get; set; }
+
+            public bool Equals(ClosedDetails obj)
+            {
+                return
+                    by_users.TrueEqualsList(obj.by_users) &&
+                    description.TrueEqualsString(obj.description) &&
+                    on_hold.TrueEquals(obj.on_hold) &&
+                    original_questions.TrueEqualsList(obj.original_questions) &&
+                    reason.TrueEqualsString(obj.reason);
+            }
+
+            public bool EqualsDynamic(dynamic obj)
+            {
+                var oq = obj.original_questions;
+                var oqI = (IEnumerable<dynamic>) oq;
+
+                return
+                    by_users.TrueEqualsListDynamic((IEnumerable<dynamic>) obj.by_users) &&
+                    description.TrueEqualsString((string) obj.description) &&
+                    on_hold.TrueEquals((bool?) obj.on_hold) &&
+                    //this.original_questions.TrueEqualsListDynamic((IEnumerable<dynamic>)obj.original_questions) &&
+                    original_questions.TrueEqualsListDynamic(oqI) &&
+                    reason.TrueEqualsString((string) obj.reason);
+            }
+
+            [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+            public class OriginalQuestion : IGenericEquality<OriginalQuestion>
+            {
+                [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+                public int? question_id { get; set; }
+
+                [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+                public string title { get; set; }
+
+                [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+                public int? answer_count { get; set; }
+
+                [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+                public int? accepted_answer_id { get; set; }
+
+                public bool Equals(OriginalQuestion obj)
+                {
+                    return
+                        accepted_answer_id.TrueEquals(obj.accepted_answer_id) &&
+                        answer_count.TrueEquals(obj.answer_count) &&
+                        question_id.TrueEquals(obj.question_id) &&
+                        title.TrueEqualsString(obj.title);
+                }
+
+                public bool EqualsDynamic(dynamic obj)
+                {
+                    return
+                        accepted_answer_id.TrueEquals((int?) obj.accepted_answer_id) &&
+                        answer_count.TrueEquals((int?) obj.answer_count) &&
+                        question_id.TrueEquals((int?) obj.question_id) &&
+                        title.TrueEqualsString((string) obj.title);
+                }
+            }
+        }
+
+        [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+        public class Notice : IGenericEquality<Notice>
+        {
+            [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+            public string body { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+            public DateTime? creation_date { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+            public int? owner_user_id { get; set; }
+
+            public bool Equals(Notice obj)
+            {
+                return
+                    body.TrueEqualsString(obj.body) &&
+                    creation_date.TrueEquals(obj.creation_date) &&
+                    owner_user_id.TrueEquals(obj.owner_user_id);
+            }
+
+            public bool EqualsDynamic(dynamic obj)
+            {
+                return
+                    body.TrueEqualsString((string) obj.body) &&
+                    creation_date.TrueEquals((DateTime?) obj.creation_date) &&
+                    owner_user_id.TrueEquals((int?) obj.owner_user_id);
+            }
+        }
+
+        [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+        public class MigrationInfo : IGenericEquality<MigrationInfo>
+        {
+            [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+            public int? question_id { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+            public Info.Site other_site { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+            public DateTime? on_date { get; set; }
+
+            public bool Equals(MigrationInfo obj)
+            {
+                return
+                    on_date.TrueEquals(obj.on_date) &&
+                    other_site.TrueEquals(obj.other_site) &&
+                    question_id.TrueEquals(obj.question_id);
+            }
+
+            public bool EqualsDynamic(dynamic obj)
+            {
+                return
+                    on_date.TrueEquals((DateTime?) obj.on_date) &&
+                    (other_site == null && obj.other_site == null || other_site.EqualsDynamic(obj.other_site)) &&
+                    question_id.TrueEquals((int?) obj.question_id);
+            }
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/QuestionTimeline.cs

@@ -0,0 +1,83 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    public enum QuestionTimelineAction : byte
+    {
+        question = 1,
+        answer = 2,
+        comment = 3,
+        unaccepted_answer = 4,
+        accepted_answer = 5,
+        vote_aggregate = 6,
+        revision = 7,
+        post_state_changed = 8
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class QuestionTimeline : IGenericEquality<QuestionTimeline>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public QuestionTimelineAction? timeline_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public int? question_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public int? post_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public int? comment_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public string revision_guid { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public int? up_vote_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public int? down_vote_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public DateTime? creation_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(9), oldmsgpack::MessagePack.Key(9 - 1), newmsgpack::MessagePack.Key(9 - 1)]
+        public ShallowUser user { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(10), oldmsgpack::MessagePack.Key(10 - 1), newmsgpack::MessagePack.Key(10 - 1)]
+        public ShallowUser owner { get; set; }
+
+        public bool Equals(QuestionTimeline obj)
+        {
+            return
+                comment_id.TrueEquals(obj.comment_id) &&
+                creation_date.TrueEquals(obj.creation_date) &&
+                down_vote_count.TrueEquals(obj.down_vote_count) &&
+                owner.TrueEquals(obj.owner) &&
+                post_id.TrueEquals(obj.post_id) &&
+                question_id.TrueEquals(obj.question_id) &&
+                revision_guid.TrueEqualsString(obj.revision_guid) &&
+                timeline_type.TrueEquals(obj.timeline_type) &&
+                up_vote_count.TrueEquals(obj.up_vote_count) &&
+                user.TrueEquals(obj.user);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                comment_id.TrueEquals((int?) obj.comment_id) &&
+                creation_date.TrueEquals((DateTime?) obj.creation_date) &&
+                down_vote_count.TrueEquals((int?) obj.down_vote_count) &&
+                (owner == null && obj.owner == null || owner.EqualsDynamic(obj.owner)) &&
+                post_id.TrueEquals((int?) obj.post_id) &&
+                question_id.TrueEquals((int?) obj.question_id) &&
+                revision_guid.TrueEqualsString((string) obj.revision_guid) &&
+                timeline_type.TrueEquals((QuestionTimelineAction?) obj.timeline_type) &&
+                up_vote_count.TrueEquals((int?) obj.up_vote_count) &&
+                (user == null && obj.user == null || user.EqualsDynamic(obj.user));
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/Reputation.cs

@@ -0,0 +1,72 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    public enum VoteType : byte
+    {
+        up_votes = 2,
+        down_votes = 3,
+        spam = 12,
+        accepts = 1,
+        bounties_won = 9,
+        bounties_offered = 8,
+        suggested_edits = 16
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class Reputation : IGenericEquality<Reputation>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? user_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public int? post_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public PostType? post_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public VoteType? vote_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public string title { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public string link { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public int? reputation_change { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public DateTime? on_date { get; set; }
+
+        public bool Equals(Reputation obj)
+        {
+            return
+                link.TrueEqualsString(obj.link) &&
+                on_date.TrueEquals(obj.on_date) &&
+                post_id.TrueEquals(obj.post_id) &&
+                post_type.TrueEquals(obj.post_type) &&
+                reputation_change.TrueEquals(obj.reputation_change) &&
+                title.TrueEqualsString(obj.title) &&
+                user_id.TrueEquals(obj.user_id) &&
+                vote_type.TrueEquals(obj.vote_type);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                link.TrueEqualsString((string) obj.link) &&
+                on_date.TrueEquals((DateTime?) obj.on_date) &&
+                post_id.TrueEquals((int?) obj.post_id) &&
+                post_type.TrueEquals((PostType?) obj.post_type) &&
+                reputation_change.TrueEquals((int?) obj.reputation_change) &&
+                title.TrueEqualsString((string) obj.title) &&
+                user_id.TrueEquals((int?) obj.user_id) &&
+                vote_type.TrueEquals((VoteType?) obj.vote_type);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/ReputationHistory.cs

@@ -0,0 +1,83 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class ReputationHistory : IGenericEquality<ReputationHistory>
+    {
+        public enum ReputationHistoryType : byte
+        {
+            asker_accepts_answer = 1,
+            asker_unaccept_answer = 2,
+            answer_accepted = 3,
+            answer_unaccepted = 4,
+
+            voter_downvotes = 5,
+            voter_undownvotes = 6,
+            post_downvoted = 7,
+            post_undownvoted = 8,
+
+            post_upvoted = 9,
+            post_unupvoted = 10,
+
+            suggested_edit_approval_received = 11,
+
+            post_flagged_as_spam = 12,
+            post_flagged_as_offensive = 13,
+
+            bounty_given = 14,
+            bounty_earned = 15,
+            bounty_cancelled = 16,
+
+            post_deleted = 17,
+            post_undeleted = 18,
+
+            association_bonus = 19,
+            arbitrary_reputation_change = 20,
+
+            vote_fraud_reversal = 21,
+
+            post_migrated = 22,
+
+            user_deleted = 23
+        }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? user_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public DateTime? creation_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public int? post_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public int? reputation_change { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public ReputationHistoryType? reputation_history_type { get; set; }
+
+        public bool Equals(ReputationHistory obj)
+        {
+            return
+                creation_date.TrueEquals(obj.creation_date) &&
+                post_id.TrueEquals(obj.post_id) &&
+                reputation_change.TrueEquals(obj.reputation_change) &&
+                reputation_history_type.TrueEquals(obj.reputation_history_type) &&
+                user_id.TrueEquals(obj.user_id);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                creation_date.TrueEquals((DateTime?) obj.creation_date) &&
+                post_id.TrueEquals((int?) obj.post_id) &&
+                reputation_change.TrueEquals((int?) obj.reputation_change) &&
+                reputation_history_type.TrueEquals((ReputationHistoryType?) obj.reputation_history_type) &&
+                user_id.TrueEquals((int?) obj.user_id);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/Revision.cs

@@ -0,0 +1,108 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using System.Collections.Generic;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    public enum RevisionType : byte
+    {
+        single_user = 1,
+        vote_based = 2
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class Revision : IGenericEquality<Revision>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public string revision_guid { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public int? revision_number { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public RevisionType? revision_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public PostType? post_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public int? post_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public string comment { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public DateTime? creation_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public bool? is_rollback { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(9), oldmsgpack::MessagePack.Key(9 - 1), newmsgpack::MessagePack.Key(9 - 1)]
+        public string last_body { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(10), oldmsgpack::MessagePack.Key(10 - 1), newmsgpack::MessagePack.Key(10 - 1)]
+        public string last_title { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(11), oldmsgpack::MessagePack.Key(11 - 1), newmsgpack::MessagePack.Key(11 - 1)]
+        public List<string> last_tags { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(12), oldmsgpack::MessagePack.Key(12 - 1), newmsgpack::MessagePack.Key(12 - 1)]
+        public string body { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(13), oldmsgpack::MessagePack.Key(13 - 1), newmsgpack::MessagePack.Key(13 - 1)]
+        public string title { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(14), oldmsgpack::MessagePack.Key(14 - 1), newmsgpack::MessagePack.Key(14 - 1)]
+        public List<string> tags { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(15), oldmsgpack::MessagePack.Key(15 - 1), newmsgpack::MessagePack.Key(15 - 1)]
+        public bool? set_community_wiki { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(16), oldmsgpack::MessagePack.Key(16 - 1), newmsgpack::MessagePack.Key(16 - 1)]
+        public ShallowUser user { get; set; }
+
+        public bool Equals(Revision obj)
+        {
+            return
+                body.TrueEqualsString(obj.body) &&
+                comment.TrueEqualsString(obj.comment) &&
+                creation_date.TrueEquals(obj.creation_date) &&
+                is_rollback.TrueEquals(obj.is_rollback) &&
+                last_body.TrueEqualsString(obj.last_body) &&
+                last_tags.TrueEqualsString(obj.last_tags) &&
+                last_title.TrueEqualsString(obj.last_title) &&
+                post_id.TrueEquals(obj.post_id) &&
+                post_type.TrueEquals(obj.post_type) &&
+                revision_guid.TrueEqualsString(obj.revision_guid) &&
+                revision_number.TrueEquals(obj.revision_number) &&
+                revision_type.TrueEquals(obj.revision_type) &&
+                set_community_wiki.TrueEquals(obj.set_community_wiki) &&
+                tags.TrueEqualsString(obj.tags) &&
+                title.TrueEqualsString(obj.title) &&
+                user.TrueEquals(obj.user);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                body.TrueEqualsString((string) obj.body) &&
+                comment.TrueEqualsString((string) obj.comment) &&
+                creation_date.TrueEquals((DateTime?) obj.creation_date) &&
+                is_rollback.TrueEquals((bool?) obj.is_rollback) &&
+                last_body.TrueEqualsString((string) obj.last_body) &&
+                last_tags.TrueEqualsString((IEnumerable<string>) obj.last_tags) &&
+                last_title.TrueEqualsString((string) obj.last_title) &&
+                post_id.TrueEquals((int?) obj.post_id) &&
+                post_type.TrueEquals((PostType?) obj.post_type) &&
+                revision_guid.TrueEqualsString((string) obj.revision_guid) &&
+                revision_number.TrueEquals((int?) obj.revision_number) &&
+                revision_type.TrueEquals((RevisionType?) obj.revision_type) &&
+                set_community_wiki.TrueEquals((bool?) obj.set_community_wiki) &&
+                tags.TrueEqualsString((IEnumerable<string>) obj.tags) &&
+                title.TrueEqualsString((string) obj.title) &&
+                (user == null && obj.user == null || user.EqualsDynamic(obj.user));
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/SearchExcerpt.cs

@@ -0,0 +1,119 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using System.Collections.Generic;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    public enum SearchExcerptItemType : byte
+    {
+        question = 1,
+        answer = 2
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class SearchExcerpt : IGenericEquality<SearchExcerpt>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public string title { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public string excerpt { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public DateTime? community_owned_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public DateTime? locked_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public DateTime? creation_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public DateTime? last_activity_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public ShallowUser owner { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public ShallowUser last_activity_user { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(9), oldmsgpack::MessagePack.Key(9 - 1), newmsgpack::MessagePack.Key(9 - 1)]
+        public int? score { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(10), oldmsgpack::MessagePack.Key(10 - 1), newmsgpack::MessagePack.Key(10 - 1)]
+        public SearchExcerptItemType? item_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(11), oldmsgpack::MessagePack.Key(11 - 1), newmsgpack::MessagePack.Key(11 - 1)]
+        public string body { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(12), oldmsgpack::MessagePack.Key(12 - 1), newmsgpack::MessagePack.Key(12 - 1)]
+        public int? question_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(13), oldmsgpack::MessagePack.Key(13 - 1), newmsgpack::MessagePack.Key(13 - 1)]
+        public bool? is_answered { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(14), oldmsgpack::MessagePack.Key(14 - 1), newmsgpack::MessagePack.Key(14 - 1)]
+        public int? answer_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(15), oldmsgpack::MessagePack.Key(15 - 1), newmsgpack::MessagePack.Key(15 - 1)]
+        public List<string> tags { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(16), oldmsgpack::MessagePack.Key(16 - 1), newmsgpack::MessagePack.Key(16 - 1)]
+        public DateTime? closed_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(17), oldmsgpack::MessagePack.Key(17 - 1), newmsgpack::MessagePack.Key(17 - 1)]
+        public int? answer_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(18), oldmsgpack::MessagePack.Key(18 - 1), newmsgpack::MessagePack.Key(18 - 1)]
+        public bool? is_accepted { get; set; }
+
+        public bool Equals(SearchExcerpt obj)
+        {
+            return
+                answer_count.TrueEquals(obj.answer_count) &&
+                answer_id.TrueEquals(obj.answer_id) &&
+                body.TrueEqualsString(obj.body) &&
+                closed_date.TrueEquals(obj.closed_date) &&
+                community_owned_date.TrueEquals(obj.community_owned_date) &&
+                creation_date.TrueEquals(obj.creation_date) &&
+                excerpt.TrueEqualsString(obj.excerpt) &&
+                is_accepted.TrueEquals(obj.is_accepted) &&
+                is_answered.TrueEquals(obj.is_answered) &&
+                item_type.TrueEquals(obj.item_type) &&
+                last_activity_date.TrueEquals(obj.last_activity_date) &&
+                last_activity_user.TrueEquals(obj.last_activity_user) &&
+                locked_date.TrueEquals(obj.locked_date) &&
+                owner.TrueEquals(obj.owner) &&
+                question_id.TrueEquals(obj.question_id) &&
+                score.TrueEquals(obj.score) &&
+                tags.TrueEqualsString(obj.tags) &&
+                title.TrueEqualsString(obj.title);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                answer_count.TrueEquals((int?) obj.answer_count) &&
+                answer_id.TrueEquals((int?) obj.answer_id) &&
+                body.TrueEqualsString((string) obj.body) &&
+                closed_date.TrueEquals((DateTime?) obj.closed_date) &&
+                community_owned_date.TrueEquals((DateTime?) obj.community_owned_date) &&
+                creation_date.TrueEquals((DateTime?) obj.creation_date) &&
+                excerpt.TrueEqualsString((string) obj.excerpt) &&
+                is_accepted.TrueEquals((bool?) obj.is_accepted) &&
+                is_answered.TrueEquals((bool?) obj.is_answered) &&
+                item_type.TrueEquals((SearchExcerptItemType?) obj.item_type) &&
+                last_activity_date.TrueEquals((DateTime?) obj.last_activity_date) &&
+                (last_activity_user == null && obj.last_activity_user == null ||
+                 last_activity_user.EqualsDynamic(obj.last_activity_user)) &&
+                locked_date.TrueEquals((DateTime?) obj.locked_date) &&
+                (owner == null && obj.owner == null || owner.EqualsDynamic(obj.owner)) &&
+                question_id.TrueEquals((int?) obj.question_id) &&
+                score.TrueEquals((int?) obj.score) &&
+                tags.TrueEqualsString((IEnumerable<string>) obj.tags) &&
+                title.TrueEqualsString((string) obj.title);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/ShallowUser.cs

@@ -0,0 +1,68 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    public enum UserType : byte
+    {
+        unregistered = 2,
+        registered = 3,
+        moderator = 4,
+        does_not_exist = 255
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class ShallowUser : IGenericEquality<ShallowUser>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? user_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public string display_name { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public int? reputation { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public UserType? user_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public string profile_image { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public string link { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public int? accept_rate { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public User.BadgeCount badge_counts { get; set; }
+
+        public bool Equals(ShallowUser obj)
+        {
+            return
+                accept_rate.TrueEquals(obj.accept_rate) &&
+                badge_counts.TrueEquals(obj.badge_counts) &&
+                display_name.TrueEqualsString(obj.display_name) &&
+                link.TrueEqualsString(obj.link) &&
+                profile_image.TrueEqualsString(obj.profile_image) &&
+                reputation.TrueEquals(obj.reputation) &&
+                user_id.TrueEquals(obj.user_id) &&
+                user_type.TrueEquals(obj.user_type);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                accept_rate.TrueEquals((int?) obj.accept_rate) &&
+                (badge_counts == null && obj.badge_counts == null || badge_counts.EqualsDynamic(obj.badge_counts)) &&
+                display_name.TrueEqualsString((string) obj.display_name) &&
+                link.TrueEqualsString((string) obj.link) &&
+                profile_image.TrueEqualsString((string) obj.profile_image) &&
+                reputation.TrueEquals((int?) obj.reputation) &&
+                user_id.TrueEquals((int?) obj.user_id) &&
+                user_type.TrueEquals((UserType?) obj.user_type);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/SuggestedEdit.cs

@@ -0,0 +1,78 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using System.Collections.Generic;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class SuggestedEdit : IGenericEquality<SuggestedEdit>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? suggested_edit_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public int? post_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public PostType? post_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public string body { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public string title { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public List<string> tags { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public string comment { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public DateTime? creation_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(9), oldmsgpack::MessagePack.Key(9 - 1), newmsgpack::MessagePack.Key(9 - 1)]
+        public DateTime? approval_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(10), oldmsgpack::MessagePack.Key(10 - 1), newmsgpack::MessagePack.Key(10 - 1)]
+        public DateTime? rejection_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(11), oldmsgpack::MessagePack.Key(11 - 1), newmsgpack::MessagePack.Key(11 - 1)]
+        public ShallowUser proposing_user { get; set; }
+
+        public bool Equals(SuggestedEdit obj)
+        {
+            return
+                approval_date.TrueEquals(obj.approval_date) &&
+                body.TrueEqualsString(obj.body) &&
+                comment.TrueEqualsString(obj.comment) &&
+                creation_date.TrueEquals(obj.creation_date) &&
+                post_id.TrueEquals(obj.post_id) &&
+                post_type.TrueEquals(obj.post_type) &&
+                proposing_user.TrueEquals(obj.proposing_user) &&
+                rejection_date.TrueEquals(obj.rejection_date) &&
+                suggested_edit_id.TrueEquals(obj.suggested_edit_id) &&
+                tags.TrueEqualsString(obj.tags) &&
+                title.TrueEqualsString(obj.title);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                approval_date.TrueEquals((DateTime?) obj.approval_date) &&
+                body.TrueEqualsString((string) obj.body) &&
+                comment.TrueEqualsString((string) obj.comment) &&
+                creation_date.TrueEquals((DateTime?) obj.creation_date) &&
+                post_id.TrueEquals((int?) obj.post_id) &&
+                post_type.TrueEquals((PostType?) obj.post_type) &&
+                (proposing_user == null && obj.proposing_user == null ||
+                 proposing_user.EqualsDynamic(obj.proposing_user)) &&
+                rejection_date.TrueEquals((DateTime?) obj.rejection_date) &&
+                suggested_edit_id.TrueEquals((int?) obj.suggested_edit_id) &&
+                tags.TrueEqualsString((IEnumerable<string>) obj.tags) &&
+                title.TrueEqualsString((string) obj.title);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/Tag.cs

@@ -0,0 +1,62 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using System.Collections.Generic;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class Tag : IGenericEquality<Tag>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public string name { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public int? count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public bool? is_required { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public bool? is_moderator_only { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public int? user_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public bool? has_synonyms { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public DateTime? last_activity_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public List<string> synonyms { get; set; }
+
+        public bool Equals(Tag obj)
+        {
+            return
+                count.TrueEquals(obj.count) &&
+                has_synonyms.TrueEquals(obj.has_synonyms) &&
+                is_moderator_only.TrueEquals(obj.is_moderator_only) &&
+                is_required.TrueEquals(obj.is_required) &&
+                last_activity_date.TrueEquals(obj.last_activity_date) &&
+                name.TrueEqualsString(obj.name) &&
+                synonyms.TrueEqualsString(obj.synonyms) &&
+                user_id.TrueEquals(obj.user_id);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                count.TrueEquals((int?) obj.count) &&
+                has_synonyms.TrueEquals((bool?) obj.has_synonyms) &&
+                is_moderator_only.TrueEquals((bool?) obj.is_moderator_only) &&
+                is_required.TrueEquals((bool?) obj.is_required) &&
+                last_activity_date.TrueEquals((DateTime?) obj.last_activity_date) &&
+                name.TrueEqualsString((string) obj.name) &&
+                synonyms.TrueEqualsString((IEnumerable<string>) obj.synonyms) &&
+                user_id.TrueEquals((int?) obj.user_id);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/TagScore.cs

@@ -0,0 +1,35 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class TagScore : IGenericEquality<TagScore>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public ShallowUser user { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public int? score { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public int? post_count { get; set; }
+
+        public bool Equals(TagScore obj)
+        {
+            return
+                post_count.TrueEquals(obj.post_count) &&
+                score.TrueEquals(obj.score) &&
+                user.TrueEquals(obj.user);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                post_count.TrueEquals((int?) obj.post_count) &&
+                score.TrueEquals((int?) obj.score) &&
+                (user == null && obj.user == null || user.EqualsDynamic(obj.user));
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/TagSynonym.cs

@@ -0,0 +1,46 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class TagSynonym : IGenericEquality<TagSynonym>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public string from_tag { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public string to_tag { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public int? applied_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public DateTime? last_applied_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public DateTime? creation_date { get; set; }
+
+        public bool Equals(TagSynonym obj)
+        {
+            return
+                applied_count.TrueEquals(obj.applied_count) &&
+                creation_date.TrueEquals(obj.creation_date) &&
+                from_tag.TrueEqualsString(obj.from_tag) &&
+                last_applied_date.TrueEquals(obj.last_applied_date) &&
+                to_tag.TrueEqualsString(obj.to_tag);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                applied_count.TrueEquals((int?) obj.applied_count) &&
+                creation_date.TrueEquals((DateTime?) obj.creation_date) &&
+                from_tag.TrueEqualsString((string) obj.from_tag) &&
+                last_applied_date.TrueEquals((DateTime?) obj.last_applied_date) &&
+                to_tag.TrueEqualsString((string) obj.to_tag);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/TagWiki.cs

@@ -0,0 +1,58 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class TagWiki : IGenericEquality<TagWiki>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public string tag_name { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public string body { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public string excerpt { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public DateTime? body_last_edit_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public DateTime? excerpt_last_edit_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public ShallowUser last_body_editor { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public ShallowUser last_excerpt_editor { get; set; }
+
+        public bool Equals(TagWiki obj)
+        {
+            return
+                body.TrueEqualsString(obj.body) &&
+                body_last_edit_date.TrueEquals(obj.body_last_edit_date) &&
+                excerpt.TrueEqualsString(obj.excerpt) &&
+                excerpt_last_edit_date.TrueEquals(obj.excerpt_last_edit_date) &&
+                last_body_editor.TrueEquals(obj.last_body_editor) &&
+                last_excerpt_editor.TrueEquals(obj.last_excerpt_editor) &&
+                tag_name.TrueEqualsString(obj.tag_name);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                body.TrueEqualsString((string) obj.body) &&
+                body_last_edit_date.TrueEquals((DateTime?) obj.body_last_edit_date) &&
+                excerpt.TrueEqualsString((string) obj.excerpt) &&
+                excerpt_last_edit_date.TrueEquals((DateTime?) obj.excerpt_last_edit_date) &&
+                (last_body_editor == null && obj.last_body_editor == null ||
+                 last_body_editor.EqualsDynamic(obj.last_body_editor)) &&
+                (last_excerpt_editor == null && obj.last_excerpt_editor == null ||
+                 last_excerpt_editor.EqualsDynamic(obj.last_excerpt_editor)) &&
+                tag_name.TrueEqualsString((string) obj.tag_name);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/TopTag.cs

@@ -0,0 +1,50 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class TopTag : IGenericEquality<TopTag>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public string tag_name { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public int? question_score { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public int? question_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public int? answer_score { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public int? answer_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public int? user_id { get; set; }
+
+        public bool Equals(TopTag obj)
+        {
+            return
+                answer_count.TrueEquals(obj.answer_count) &&
+                answer_score.TrueEquals(obj.answer_score) &&
+                question_count.TrueEquals(obj.question_count) &&
+                question_score.TrueEquals(obj.question_score) &&
+                tag_name.TrueEqualsString(obj.tag_name) &&
+                user_id.TrueEquals(obj.user_id);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                answer_count.TrueEquals((int?) obj.answer_count) &&
+                answer_score.TrueEquals((int?) obj.answer_score) &&
+                question_count.TrueEquals((int?) obj.question_count) &&
+                question_score.TrueEquals((int?) obj.question_score) &&
+                tag_name.TrueEqualsString((string) obj.tag_name) &&
+                user_id.TrueEquals((int?) obj.user_id);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/User.cs

@@ -0,0 +1,190 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class User : IGenericEquality<User>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? user_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public UserType? user_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public DateTime? creation_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public string display_name { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public string profile_image { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public int? reputation { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public int? reputation_change_day { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public int? reputation_change_week { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(9), oldmsgpack::MessagePack.Key(9 - 1), newmsgpack::MessagePack.Key(9 - 1)]
+        public int? reputation_change_month { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(10), oldmsgpack::MessagePack.Key(10 - 1), newmsgpack::MessagePack.Key(10 - 1)]
+        public int? reputation_change_quarter { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(11), oldmsgpack::MessagePack.Key(11 - 1), newmsgpack::MessagePack.Key(11 - 1)]
+        public int? reputation_change_year { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(12), oldmsgpack::MessagePack.Key(12 - 1), newmsgpack::MessagePack.Key(12 - 1)]
+        public int? age { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(13), oldmsgpack::MessagePack.Key(13 - 1), newmsgpack::MessagePack.Key(13 - 1)]
+        public DateTime? last_access_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(14), oldmsgpack::MessagePack.Key(14 - 1), newmsgpack::MessagePack.Key(14 - 1)]
+        public DateTime? last_modified_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(15), oldmsgpack::MessagePack.Key(15 - 1), newmsgpack::MessagePack.Key(15 - 1)]
+        public bool? is_employee { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(16), oldmsgpack::MessagePack.Key(16 - 1), newmsgpack::MessagePack.Key(16 - 1)]
+        public string link { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(17), oldmsgpack::MessagePack.Key(17 - 1), newmsgpack::MessagePack.Key(17 - 1)]
+        public string website_url { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(18), oldmsgpack::MessagePack.Key(18 - 1), newmsgpack::MessagePack.Key(18 - 1)]
+        public string location { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(19), oldmsgpack::MessagePack.Key(19 - 1), newmsgpack::MessagePack.Key(19 - 1)]
+        public int? account_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(20), oldmsgpack::MessagePack.Key(20 - 1), newmsgpack::MessagePack.Key(20 - 1)]
+        public DateTime? timed_penalty_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(21), oldmsgpack::MessagePack.Key(21 - 1), newmsgpack::MessagePack.Key(21 - 1)]
+        public BadgeCount badge_counts { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(22), oldmsgpack::MessagePack.Key(22 - 1), newmsgpack::MessagePack.Key(22 - 1)]
+        public int? question_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(23), oldmsgpack::MessagePack.Key(23 - 1), newmsgpack::MessagePack.Key(23 - 1)]
+        public int? answer_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(24), oldmsgpack::MessagePack.Key(24 - 1), newmsgpack::MessagePack.Key(24 - 1)]
+        public int? up_vote_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(25), oldmsgpack::MessagePack.Key(25 - 1), newmsgpack::MessagePack.Key(25 - 1)]
+        public int? down_vote_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(26), oldmsgpack::MessagePack.Key(26 - 1), newmsgpack::MessagePack.Key(26 - 1)]
+        public string about_me { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(27), oldmsgpack::MessagePack.Key(27 - 1), newmsgpack::MessagePack.Key(27 - 1)]
+        public int? view_count { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(28), oldmsgpack::MessagePack.Key(28 - 1), newmsgpack::MessagePack.Key(28 - 1)]
+        public int? accept_rate { get; set; }
+
+        public bool Equals(User obj)
+        {
+            return
+                about_me.TrueEqualsString(obj.about_me) &&
+                accept_rate.TrueEquals(obj.accept_rate) &&
+                account_id.TrueEquals(obj.account_id) &&
+                age.TrueEquals(obj.age) &&
+                answer_count.TrueEquals(obj.answer_count) &&
+                badge_counts.TrueEquals(obj.badge_counts) &&
+                creation_date.TrueEquals(obj.creation_date) &&
+                display_name.TrueEqualsString(obj.display_name) &&
+                down_vote_count.TrueEquals(obj.down_vote_count) &&
+                is_employee.TrueEquals(obj.is_employee) &&
+                last_access_date.TrueEquals(obj.last_access_date) &&
+                last_modified_date.TrueEquals(obj.last_modified_date) &&
+                link.TrueEqualsString(obj.link) &&
+                location.TrueEqualsString(obj.location) &&
+                profile_image.TrueEqualsString(obj.profile_image) &&
+                question_count.TrueEquals(obj.question_count) &&
+                reputation.TrueEquals(obj.reputation) &&
+                reputation_change_day.TrueEquals(obj.reputation_change_day) &&
+                reputation_change_month.TrueEquals(obj.reputation_change_month) &&
+                reputation_change_quarter.TrueEquals(obj.reputation_change_quarter) &&
+                reputation_change_week.TrueEquals(obj.reputation_change_week) &&
+                reputation_change_year.TrueEquals(obj.reputation_change_year) &&
+                timed_penalty_date.TrueEquals(obj.timed_penalty_date) &&
+                up_vote_count.TrueEquals(obj.up_vote_count) &&
+                user_id.TrueEquals(obj.user_id) &&
+                user_type.TrueEquals(obj.user_type) &&
+                view_count.TrueEquals(obj.view_count) &&
+                website_url.TrueEqualsString(obj.website_url);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                about_me.TrueEqualsString((string) obj.about_me) &&
+                accept_rate.TrueEquals((int?) obj.accept_rate) &&
+                account_id.TrueEquals((int?) obj.account_id) &&
+                age.TrueEquals((int?) obj.age) &&
+                answer_count.TrueEquals((int?) obj.answer_count) &&
+                (badge_counts == null && obj.badge_counts == null || badge_counts.EqualsDynamic(obj.badge_counts)) &&
+                creation_date.TrueEquals((DateTime?) obj.creation_date) &&
+                display_name.TrueEqualsString((string) obj.display_name) &&
+                down_vote_count.TrueEquals((int?) obj.down_vote_count) &&
+                is_employee.TrueEquals((bool?) obj.is_employee) &&
+                last_access_date.TrueEquals((DateTime?) obj.last_access_date) &&
+                last_modified_date.TrueEquals((DateTime?) obj.last_modified_date) &&
+                link.TrueEqualsString((string) obj.link) &&
+                location.TrueEqualsString((string) obj.location) &&
+                profile_image.TrueEqualsString((string) obj.profile_image) &&
+                question_count.TrueEquals((int?) obj.question_count) &&
+                reputation.TrueEquals((int?) obj.reputation) &&
+                reputation_change_day.TrueEquals((int?) obj.reputation_change_day) &&
+                reputation_change_month.TrueEquals((int?) obj.reputation_change_month) &&
+                reputation_change_quarter.TrueEquals((int?) obj.reputation_change_quarter) &&
+                reputation_change_week.TrueEquals((int?) obj.reputation_change_week) &&
+                reputation_change_year.TrueEquals((int?) obj.reputation_change_year) &&
+                timed_penalty_date.TrueEquals((DateTime?) obj.timed_penalty_date) &&
+                up_vote_count.TrueEquals((int?) obj.up_vote_count) &&
+                user_id.TrueEquals((int?) obj.user_id) &&
+                user_type.TrueEquals((UserType?) obj.user_type) &&
+                view_count.TrueEquals((int?) obj.view_count) &&
+                website_url.TrueEqualsString((string) obj.website_url);
+        }
+
+        [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+        public class BadgeCount : IGenericEquality<BadgeCount>
+        {
+            [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+            public int? gold { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+            public int? silver { get; set; }
+
+            [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+            public int? bronze { get; set; }
+
+            public bool Equals(BadgeCount obj)
+            {
+                return
+                    bronze.TrueEquals(obj.bronze) &&
+                    silver.TrueEquals(obj.silver) &&
+                    gold.TrueEquals(obj.gold);
+            }
+
+            public bool EqualsDynamic(dynamic obj)
+            {
+                return
+                    bronze.TrueEquals((int?) obj.bronze) &&
+                    silver.TrueEquals((int?) obj.silver) &&
+                    gold.TrueEquals((int?) obj.gold);
+            }
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/UserTimeline.cs

@@ -0,0 +1,88 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using System;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    public enum UserTimelineType : byte
+    {
+        commented = 1,
+        asked = 2,
+        answered = 3,
+        badge = 4,
+        revision = 5,
+        accepted = 6,
+        reviewed = 7,
+        suggested = 8
+    }
+
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class UserTimeline : IGenericEquality<UserTimeline>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public DateTime? creation_date { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public PostType? post_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public UserTimelineType? timeline_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public int? user_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public int? post_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public int? comment_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public int? suggested_edit_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(8), oldmsgpack::MessagePack.Key(8 - 1), newmsgpack::MessagePack.Key(8 - 1)]
+        public int? badge_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(9), oldmsgpack::MessagePack.Key(9 - 1), newmsgpack::MessagePack.Key(9 - 1)]
+        public string title { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(10), oldmsgpack::MessagePack.Key(10 - 1), newmsgpack::MessagePack.Key(10 - 1)]
+        public string detail { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(11), oldmsgpack::MessagePack.Key(11 - 1), newmsgpack::MessagePack.Key(11 - 1)]
+        public string link { get; set; }
+
+        public bool Equals(UserTimeline obj)
+        {
+            return
+                badge_id.TrueEquals(obj.badge_id) &&
+                comment_id.TrueEquals(obj.comment_id) &&
+                creation_date.TrueEquals(obj.creation_date) &&
+                detail.TrueEqualsString(obj.detail) &&
+                link.TrueEqualsString(obj.link) &&
+                post_id.TrueEquals(obj.post_id) &&
+                post_type.TrueEquals(obj.post_type) &&
+                suggested_edit_id.TrueEquals(obj.suggested_edit_id) &&
+                timeline_type.TrueEquals(obj.timeline_type) &&
+                title.TrueEqualsString(obj.title) &&
+                user_id.TrueEquals(obj.user_id);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                badge_id.TrueEquals((int?) obj.badge_id) &&
+                comment_id.TrueEquals((int?) obj.comment_id) &&
+                creation_date.TrueEquals((DateTime?) obj.creation_date) &&
+                detail.TrueEqualsString((string) obj.detail) &&
+                link.TrueEqualsString((string) obj.link) &&
+                post_id.TrueEquals((int?) obj.post_id) &&
+                post_type.TrueEquals((PostType?) obj.post_type) &&
+                suggested_edit_id.TrueEquals((int?) obj.suggested_edit_id) &&
+                timeline_type.TrueEquals((UserTimelineType?) obj.timeline_type) &&
+                title.TrueEqualsString((string) obj.title) &&
+                user_id.TrueEquals((int?) obj.user_id);
+        }
+    }
+}

benchmark/SerializerBenchmark/Models/WritePermission.cs

@@ -0,0 +1,55 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+using ProtoBuf;
+
+namespace Benchmark.Models
+{
+    [ProtoContract, System.Serializable, System.Runtime.Serialization.DataContract, oldmsgpack::MessagePack.MessagePackObject, newmsgpack::MessagePack.MessagePackObject]
+    public class WritePermission : IGenericEquality<WritePermission>
+    {
+        [System.Runtime.Serialization.DataMember(), ProtoMember(1), oldmsgpack::MessagePack.Key(1 - 1), newmsgpack::MessagePack.Key(1 - 1)]
+        public int? user_id { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(2), oldmsgpack::MessagePack.Key(2 - 1), newmsgpack::MessagePack.Key(2 - 1)]
+        public string object_type { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(3), oldmsgpack::MessagePack.Key(3 - 1), newmsgpack::MessagePack.Key(3 - 1)]
+        public bool? can_add { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(4), oldmsgpack::MessagePack.Key(4 - 1), newmsgpack::MessagePack.Key(4 - 1)]
+        public bool? can_edit { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(5), oldmsgpack::MessagePack.Key(5 - 1), newmsgpack::MessagePack.Key(5 - 1)]
+        public bool? can_delete { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(6), oldmsgpack::MessagePack.Key(6 - 1), newmsgpack::MessagePack.Key(6 - 1)]
+        public int? max_daily_actions { get; set; }
+
+        [System.Runtime.Serialization.DataMember(), ProtoMember(7), oldmsgpack::MessagePack.Key(7 - 1), newmsgpack::MessagePack.Key(7 - 1)]
+        public int? min_seconds_between_actions { get; set; }
+
+        public bool Equals(WritePermission obj)
+        {
+            return
+                can_add.TrueEquals(obj.can_add) &&
+                can_delete.TrueEquals(obj.can_delete) &&
+                can_edit.TrueEquals(obj.can_edit) &&
+                max_daily_actions.TrueEquals(obj.max_daily_actions) &&
+                min_seconds_between_actions.TrueEquals(obj.min_seconds_between_actions) &&
+                object_type.TrueEqualsString(obj.object_type) &&
+                user_id.TrueEquals(obj.user_id);
+        }
+
+        public bool EqualsDynamic(dynamic obj)
+        {
+            return
+                can_add.TrueEquals((bool?) obj.can_add) &&
+                can_delete.TrueEquals((bool?) obj.can_delete) &&
+                can_edit.TrueEquals((bool?) obj.can_edit) &&
+                max_daily_actions.TrueEquals((int?) obj.max_daily_actions) &&
+                min_seconds_between_actions.TrueEquals((int?) obj.min_seconds_between_actions) &&
+                object_type.TrueEqualsString((string) obj.object_type) &&
+                user_id.TrueEquals((int?) obj.user_id);
+        }
+    }
+}

benchmark/SerializerBenchmark/Program.cs

@@ -0,0 +1,15 @@
+using Benchmark;
+using Benchmark.Models;
+using BenchmarkDotNet.Running;
+
+namespace ConsoleApp1
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+            BenchmarkSwitcher.FromAssembly(typeof(Program).Assembly).Run(args);
+            //BenchmarkRunner.Run<ShortRun_AllSerializerBenchmark_BytesInOut>();
+        }
+    }
+}

benchmark/SerializerBenchmark/SerializerBenchmark.cs

@@ -0,0 +1,955 @@
+namespace Benchmark
+{
+    using Benchmark.Fixture;
+    using Benchmark.Models;
+    using Benchmark.Serializers;
+    using BenchmarkDotNet.Attributes;
+    using System;
+    using System.Collections.Generic;
+
+    [Config(typeof(BenchmarkConfig))]
+    public class AllSerializerBenchmark_BytesInOut
+    {
+        [ParamsSource(nameof(Serializers))]
+        public SerializerBase Serializer;
+
+        // Currently BenchmarkdDotNet does not detect inherited ParamsSource so use copy and paste:)
+
+        public IEnumerable<SerializerBase> Serializers => new SerializerBase[]
+        {
+            new MessagePack_v1(),
+            new MessagePack_v2(),
+            new MessagePackLz4_v1(),
+            new MessagePackLz4_v2(),
+            new ProtobufNet(),
+            new JsonNet(),
+            new BinaryFormatter_(),
+            new DataContract_(),
+            new Hyperion_(),
+            new Jil_(),
+            new SpanJson_(),
+            new Utf8Json_(),
+            new MsgPackCli(),
+            new FsPickler_(),
+            new Ceras_(),
+        };
+
+        protected static readonly ExpressionTreeFixture ExpressionTreeFixture = new ExpressionTreeFixture();
+
+        // primitives
+
+        protected static readonly sbyte SByteInput = ExpressionTreeFixture.Create<sbyte>();
+        protected static readonly short ShortInput = ExpressionTreeFixture.Create<short>();
+        protected static readonly int IntInput = ExpressionTreeFixture.Create<int>();
+        protected static readonly long LongInput = ExpressionTreeFixture.Create<long>();
+        protected static readonly byte ByteInput = ExpressionTreeFixture.Create<byte>();
+        protected static readonly ushort UShortInput = ExpressionTreeFixture.Create<ushort>();
+        protected static readonly uint UIntInput = ExpressionTreeFixture.Create<uint>();
+        protected static readonly ulong ULongInput = ExpressionTreeFixture.Create<ulong>();
+        protected static readonly bool BoolInput = ExpressionTreeFixture.Create<bool>();
+        protected static readonly string StringInput = ExpressionTreeFixture.Create<string>();
+        protected static readonly char CharInput = ExpressionTreeFixture.Create<char>();
+        protected static readonly DateTime DateTimeInput = ExpressionTreeFixture.Create<DateTime>();
+        protected static readonly Guid GuidInput = ExpressionTreeFixture.Create<Guid>();
+        protected static readonly byte[] BytesInput = ExpressionTreeFixture.Create<byte[]>();
+
+        // models
+
+        protected static readonly Benchmark.Models.AccessToken AccessTokenInput = ExpressionTreeFixture.Create<Benchmark.Models.AccessToken>();
+
+        protected static readonly Benchmark.Models.AccountMerge AccountMergeInput = ExpressionTreeFixture.Create<Benchmark.Models.AccountMerge>();
+
+        protected static readonly Benchmark.Models.Answer AnswerInput = ExpressionTreeFixture.Create<Benchmark.Models.Answer>();
+
+        protected static readonly Benchmark.Models.Badge BadgeInput = ExpressionTreeFixture.Create<Benchmark.Models.Badge>();
+
+        protected static readonly Benchmark.Models.Comment CommentInput = ExpressionTreeFixture.Create<Benchmark.Models.Comment>();
+
+        protected static readonly Benchmark.Models.Error ErrorInput = ExpressionTreeFixture.Create<Benchmark.Models.Error>();
+
+        protected static readonly Benchmark.Models.Event EventInput = ExpressionTreeFixture.Create<Benchmark.Models.Event>();
+
+        protected static readonly Benchmark.Models.MobileFeed MobileFeedInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileFeed>();
+
+        protected static readonly Benchmark.Models.MobileQuestion MobileQuestionInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileQuestion>();
+
+        protected static readonly Benchmark.Models.MobileRepChange MobileRepChangeInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileRepChange>();
+
+        protected static readonly Benchmark.Models.MobileInboxItem MobileInboxItemInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileInboxItem>();
+
+        protected static readonly Benchmark.Models.MobileBadgeAward MobileBadgeAwardInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileBadgeAward>();
+
+        protected static readonly Benchmark.Models.MobilePrivilege MobilePrivilegeInput = ExpressionTreeFixture.Create<Benchmark.Models.MobilePrivilege>();
+
+        protected static readonly Benchmark.Models.MobileCommunityBulletin MobileCommunityBulletinInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileCommunityBulletin>();
+
+        protected static readonly Benchmark.Models.MobileAssociationBonus MobileAssociationBonusInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileAssociationBonus>();
+
+        protected static readonly Benchmark.Models.MobileCareersJobAd MobileCareersJobAdInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileCareersJobAd>();
+
+        protected static readonly Benchmark.Models.MobileBannerAd MobileBannerAdInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileBannerAd>();
+
+        protected static readonly Benchmark.Models.MobileUpdateNotice MobileUpdateNoticeInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileUpdateNotice>();
+
+        protected static readonly Benchmark.Models.FlagOption FlagOptionInput = ExpressionTreeFixture.Create<Benchmark.Models.FlagOption>();
+
+        protected static readonly Benchmark.Models.InboxItem InboxItemInput = ExpressionTreeFixture.Create<Benchmark.Models.InboxItem>();
+
+        protected static readonly Benchmark.Models.Info InfoInput = ExpressionTreeFixture.Create<Benchmark.Models.Info>();
+
+        protected static readonly Benchmark.Models.NetworkUser NetworkUserInput = ExpressionTreeFixture.Create<Benchmark.Models.NetworkUser>();
+
+        protected static readonly Benchmark.Models.Notification NotificationInput = ExpressionTreeFixture.Create<Benchmark.Models.Notification>();
+
+        protected static readonly Benchmark.Models.Post PostInput = ExpressionTreeFixture.Create<Benchmark.Models.Post>();
+
+        protected static readonly Benchmark.Models.Privilege PrivilegeInput = ExpressionTreeFixture.Create<Benchmark.Models.Privilege>();
+
+        protected static readonly Benchmark.Models.Question QuestionInput = ExpressionTreeFixture.Create<Benchmark.Models.Question>();
+
+        protected static readonly Benchmark.Models.QuestionTimeline QuestionTimelineInput = ExpressionTreeFixture.Create<Benchmark.Models.QuestionTimeline>();
+
+        protected static readonly Benchmark.Models.Reputation ReputationInput = ExpressionTreeFixture.Create<Benchmark.Models.Reputation>();
+
+        protected static readonly Benchmark.Models.ReputationHistory ReputationHistoryInput = ExpressionTreeFixture.Create<Benchmark.Models.ReputationHistory>();
+
+        protected static readonly Benchmark.Models.Revision RevisionInput = ExpressionTreeFixture.Create<Benchmark.Models.Revision>();
+
+        protected static readonly Benchmark.Models.SearchExcerpt SearchExcerptInput = ExpressionTreeFixture.Create<Benchmark.Models.SearchExcerpt>();
+
+        protected static readonly Benchmark.Models.ShallowUser ShallowUserInput = ExpressionTreeFixture.Create<Benchmark.Models.ShallowUser>();
+
+        protected static readonly Benchmark.Models.SuggestedEdit SuggestedEditInput = ExpressionTreeFixture.Create<Benchmark.Models.SuggestedEdit>();
+
+        protected static readonly Benchmark.Models.Tag TagInput = ExpressionTreeFixture.Create<Benchmark.Models.Tag>();
+
+        protected static readonly Benchmark.Models.TagScore TagScoreInput = ExpressionTreeFixture.Create<Benchmark.Models.TagScore>();
+
+        protected static readonly Benchmark.Models.TagSynonym TagSynonymInput = ExpressionTreeFixture.Create<Benchmark.Models.TagSynonym>();
+
+        protected static readonly Benchmark.Models.TagWiki TagWikiInput = ExpressionTreeFixture.Create<Benchmark.Models.TagWiki>();
+
+        protected static readonly Benchmark.Models.TopTag TopTagInput = ExpressionTreeFixture.Create<Benchmark.Models.TopTag>();
+
+        protected static readonly Benchmark.Models.User UserInput = ExpressionTreeFixture.Create<Benchmark.Models.User>();
+
+        protected static readonly Benchmark.Models.UserTimeline UserTimelineInput = ExpressionTreeFixture.Create<Benchmark.Models.UserTimeline>();
+
+        protected static readonly Benchmark.Models.WritePermission WritePermissionInput = ExpressionTreeFixture.Create<Benchmark.Models.WritePermission>();
+
+        protected static readonly Benchmark.Models.MobileBannerAd.MobileBannerAdImage MobileBannerAdImageInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileBannerAd.MobileBannerAdImage>();
+
+        protected static readonly Benchmark.Models.Info.Site SiteInput = ExpressionTreeFixture.Create<Benchmark.Models.Info.Site>();
+
+        protected static readonly Benchmark.Models.Info.RelatedSite RelatedSiteInput = ExpressionTreeFixture.Create<Benchmark.Models.Info.RelatedSite>();
+
+        protected static readonly Benchmark.Models.Question.ClosedDetails ClosedDetailsInput = ExpressionTreeFixture.Create<Benchmark.Models.Question.ClosedDetails>();
+
+        protected static readonly Benchmark.Models.Question.Notice NoticeInput = ExpressionTreeFixture.Create<Benchmark.Models.Question.Notice>();
+
+        protected static readonly Benchmark.Models.Question.MigrationInfo MigrationInfoInput = ExpressionTreeFixture.Create<Benchmark.Models.Question.MigrationInfo>();
+
+        protected static readonly Benchmark.Models.User.BadgeCount BadgeCountInput = ExpressionTreeFixture.Create<Benchmark.Models.User.BadgeCount>();
+
+        protected static readonly Benchmark.Models.Info.Site.Styling StylingInput = ExpressionTreeFixture.Create<Benchmark.Models.Info.Site.Styling>();
+
+        protected static readonly Benchmark.Models.Question.ClosedDetails.OriginalQuestion OriginalQuestionInput = ExpressionTreeFixture.Create<Benchmark.Models.Question.ClosedDetails.OriginalQuestion>();
+
+        object SByteOutput;
+        object ShortOutput;
+        object IntOutput;
+        object LongOutput;
+        object ByteOutput;
+        object UShortOutput;
+        object UIntOutput;
+        object ULongOutput;
+        object BoolOutput;
+        object StringOutput;
+        object CharOutput;
+        object DateTimeOutput;
+        object GuidOutput;
+        object BytesOutput;
+
+        object AccessTokenOutput;
+        object AccountMergeOutput;
+        object AnswerOutput;
+        object BadgeOutput;
+        object CommentOutput;
+        object ErrorOutput;
+        object EventOutput;
+        object MobileFeedOutput;
+        object MobileQuestionOutput;
+        object MobileRepChangeOutput;
+        object MobileInboxItemOutput;
+        object MobileBadgeAwardOutput;
+        object MobilePrivilegeOutput;
+        object MobileCommunityBulletinOutput;
+        object MobileAssociationBonusOutput;
+        object MobileCareersJobAdOutput;
+        object MobileBannerAdOutput;
+        object MobileUpdateNoticeOutput;
+        object FlagOptionOutput;
+        object InboxItemOutput;
+        object InfoOutput;
+        object NetworkUserOutput;
+        object NotificationOutput;
+        object PostOutput;
+        object PrivilegeOutput;
+        object QuestionOutput;
+        object QuestionTimelineOutput;
+        object ReputationOutput;
+        object ReputationHistoryOutput;
+        object RevisionOutput;
+        object SearchExcerptOutput;
+        object ShallowUserOutput;
+        object SuggestedEditOutput;
+        object TagOutput;
+        object TagScoreOutput;
+        object TagSynonymOutput;
+        object TagWikiOutput;
+        object TopTagOutput;
+        object UserOutput;
+        object UserTimelineOutput;
+        object WritePermissionOutput;
+        object MobileBannerAdImageOutput;
+        object SiteOutput;
+        object RelatedSiteOutput;
+        object ClosedDetailsOutput;
+        object NoticeOutput;
+        object MigrationInfoOutput;
+        object BadgeCountOutput;
+        object StylingOutput;
+        object OriginalQuestionOutput;
+
+        [GlobalSetup]
+        public void Setup()
+        {
+            // primitives
+            SByteOutput = Serializer.Serialize(SByteInput);
+            ShortOutput = Serializer.Serialize(ShortInput);
+            IntOutput = Serializer.Serialize(IntInput);
+            LongOutput = Serializer.Serialize(LongInput);
+            ByteOutput = Serializer.Serialize(ByteInput);
+            UShortOutput = Serializer.Serialize(UShortInput);
+            UIntOutput = Serializer.Serialize(UIntInput);
+            ULongOutput = Serializer.Serialize(ULongInput);
+            BoolOutput = Serializer.Serialize(BoolInput);
+            StringOutput = Serializer.Serialize(StringInput);
+            CharOutput = Serializer.Serialize(CharInput);
+            DateTimeOutput = Serializer.Serialize(DateTimeInput);
+            GuidOutput = Serializer.Serialize(GuidInput);
+            BytesOutput = Serializer.Serialize(BytesInput);
+
+            // models
+            AccessTokenOutput = Serializer.Serialize(AccessTokenInput);
+            AccountMergeOutput = Serializer.Serialize(AccountMergeInput);
+            AnswerOutput = Serializer.Serialize(AnswerInput);
+            BadgeOutput = Serializer.Serialize(BadgeInput);
+            CommentOutput = Serializer.Serialize(CommentInput);
+            ErrorOutput = Serializer.Serialize(ErrorInput);
+            EventOutput = Serializer.Serialize(EventInput);
+            MobileFeedOutput = Serializer.Serialize(MobileFeedInput);
+            MobileQuestionOutput = Serializer.Serialize(MobileQuestionInput);
+            MobileRepChangeOutput = Serializer.Serialize(MobileRepChangeInput);
+            MobileInboxItemOutput = Serializer.Serialize(MobileInboxItemInput);
+            MobileBadgeAwardOutput = Serializer.Serialize(MobileBadgeAwardInput);
+            MobilePrivilegeOutput = Serializer.Serialize(MobilePrivilegeInput);
+            MobileCommunityBulletinOutput = Serializer.Serialize(MobileCommunityBulletinInput);
+            MobileAssociationBonusOutput = Serializer.Serialize(MobileAssociationBonusInput);
+            MobileCareersJobAdOutput = Serializer.Serialize(MobileCareersJobAdInput);
+            MobileBannerAdOutput = Serializer.Serialize(MobileBannerAdInput);
+            MobileUpdateNoticeOutput = Serializer.Serialize(MobileUpdateNoticeInput);
+            FlagOptionOutput = Serializer.Serialize(FlagOptionInput);
+            InboxItemOutput = Serializer.Serialize(InboxItemInput);
+            InfoOutput = Serializer.Serialize(InfoInput);
+            NetworkUserOutput = Serializer.Serialize(NetworkUserInput);
+            NotificationOutput = Serializer.Serialize(NotificationInput);
+            PostOutput = Serializer.Serialize(PostInput);
+            PrivilegeOutput = Serializer.Serialize(PrivilegeInput);
+            QuestionOutput = Serializer.Serialize(QuestionInput);
+            QuestionTimelineOutput = Serializer.Serialize(QuestionTimelineInput);
+            ReputationOutput = Serializer.Serialize(ReputationInput);
+            ReputationHistoryOutput = Serializer.Serialize(ReputationHistoryInput);
+            RevisionOutput = Serializer.Serialize(RevisionInput);
+            SearchExcerptOutput = Serializer.Serialize(SearchExcerptInput);
+            ShallowUserOutput = Serializer.Serialize(ShallowUserInput);
+            SuggestedEditOutput = Serializer.Serialize(SuggestedEditInput);
+            TagOutput = Serializer.Serialize(TagInput);
+            TagScoreOutput = Serializer.Serialize(TagScoreInput);
+            TagSynonymOutput = Serializer.Serialize(TagSynonymInput);
+            TagWikiOutput = Serializer.Serialize(TagWikiInput);
+            TopTagOutput = Serializer.Serialize(TopTagInput);
+            UserOutput = Serializer.Serialize(UserInput);
+            UserTimelineOutput = Serializer.Serialize(UserTimelineInput);
+            WritePermissionOutput = Serializer.Serialize(WritePermissionInput);
+            MobileBannerAdImageOutput = Serializer.Serialize(MobileBannerAdImageInput);
+            SiteOutput = Serializer.Serialize(SiteInput);
+            RelatedSiteOutput = Serializer.Serialize(RelatedSiteInput);
+            ClosedDetailsOutput = Serializer.Serialize(ClosedDetailsInput);
+            NoticeOutput = Serializer.Serialize(NoticeInput);
+            MigrationInfoOutput = Serializer.Serialize(MigrationInfoInput);
+            BadgeCountOutput = Serializer.Serialize(BadgeCountInput);
+            StylingOutput = Serializer.Serialize(StylingInput);
+            OriginalQuestionOutput = Serializer.Serialize(OriginalQuestionInput);
+        }
+
+        // Serialize
+
+        [Benchmark] public object _PrimitiveSByteSerialize() => Serializer.Serialize(SByteInput);
+        [Benchmark] public object _PrimitiveShortSerialize() => Serializer.Serialize(ShortInput);
+        [Benchmark] public object _PrimitiveIntSerialize() => Serializer.Serialize(IntInput);
+        [Benchmark] public object _PrimitiveLongSerialize() => Serializer.Serialize(LongInput);
+        [Benchmark] public object _PrimitiveByteSerialize() => Serializer.Serialize(ByteInput);
+        [Benchmark] public object _PrimitiveUShortSerialize() => Serializer.Serialize(UShortInput);
+        [Benchmark] public object _PrimitiveUIntSerialize() => Serializer.Serialize(UIntInput);
+        [Benchmark] public object _PrimitiveULongSerialize() => Serializer.Serialize(ULongInput);
+        [Benchmark] public object _PrimitiveBoolSerialize() => Serializer.Serialize(BoolInput);
+        [Benchmark] public object _PrimitiveStringSerialize() => Serializer.Serialize(StringInput);
+        [Benchmark] public object _PrimitiveCharSerialize() => Serializer.Serialize(CharInput);
+        [Benchmark] public object _PrimitiveDateTimeSerialize() => Serializer.Serialize(DateTimeInput);
+        [Benchmark] public object _PrimitiveGuidSerialize() => Serializer.Serialize(GuidInput);
+        [Benchmark] public object _PrimitiveBytesSerialize() => Serializer.Serialize(BytesInput);
+
+        [Benchmark] public object AccessTokenSerialize() => Serializer.Serialize(AccessTokenInput);
+        [Benchmark] public object AccountMergeSerialize() => Serializer.Serialize(AccountMergeInput);
+        [Benchmark] public object AnswerSerialize() => Serializer.Serialize(AnswerInput);
+        [Benchmark] public object BadgeSerialize() => Serializer.Serialize(BadgeInput);
+        [Benchmark] public object CommentSerialize() => Serializer.Serialize(CommentInput);
+        [Benchmark] public object ErrorSerialize() => Serializer.Serialize(ErrorInput);
+        [Benchmark] public object EventSerialize() => Serializer.Serialize(EventInput);
+        [Benchmark] public object MobileFeedSerialize() => Serializer.Serialize(MobileFeedInput);
+        [Benchmark] public object MobileQuestionSerialize() => Serializer.Serialize(MobileQuestionInput);
+        [Benchmark] public object MobileRepChangeSerialize() => Serializer.Serialize(MobileRepChangeInput);
+        [Benchmark] public object MobileInboxItemSerialize() => Serializer.Serialize(MobileInboxItemInput);
+        [Benchmark] public object MobileBadgeAwardSerialize() => Serializer.Serialize(MobileBadgeAwardInput);
+        [Benchmark] public object MobilePrivilegeSerialize() => Serializer.Serialize(MobilePrivilegeInput);
+        [Benchmark] public object MobileCommunityBulletinSerialize() => Serializer.Serialize(MobileCommunityBulletinInput);
+        [Benchmark] public object MobileAssociationBonusSerialize() => Serializer.Serialize(MobileAssociationBonusInput);
+        [Benchmark] public object MobileCareersJobAdSerialize() => Serializer.Serialize(MobileCareersJobAdInput);
+        [Benchmark] public object MobileBannerAdSerialize() => Serializer.Serialize(MobileBannerAdInput);
+        [Benchmark] public object MobileUpdateNoticeSerialize() => Serializer.Serialize(MobileUpdateNoticeInput);
+        [Benchmark] public object FlagOptionSerialize() => Serializer.Serialize(FlagOptionInput);
+        [Benchmark] public object InboxItemSerialize() => Serializer.Serialize(InboxItemInput);
+        [Benchmark] public object InfoSerialize() => Serializer.Serialize(InfoInput);
+        [Benchmark] public object NetworkUserSerialize() => Serializer.Serialize(NetworkUserInput);
+        [Benchmark] public object NotificationSerialize() => Serializer.Serialize(NotificationInput);
+        [Benchmark] public object PostSerialize() => Serializer.Serialize(PostInput);
+        [Benchmark] public object PrivilegeSerialize() => Serializer.Serialize(PrivilegeInput);
+        [Benchmark] public object QuestionSerialize() => Serializer.Serialize(QuestionInput);
+        [Benchmark] public object QuestionTimelineSerialize() => Serializer.Serialize(QuestionTimelineInput);
+        [Benchmark] public object ReputationSerialize() => Serializer.Serialize(ReputationInput);
+        [Benchmark] public object ReputationHistorySerialize() => Serializer.Serialize(ReputationHistoryInput);
+        [Benchmark] public object RevisionSerialize() => Serializer.Serialize(RevisionInput);
+        [Benchmark] public object SearchExcerptSerialize() => Serializer.Serialize(SearchExcerptInput);
+        [Benchmark] public object ShallowUserSerialize() => Serializer.Serialize(ShallowUserInput);
+        [Benchmark] public object SuggestedEditSerialize() => Serializer.Serialize(SuggestedEditInput);
+        [Benchmark] public object TagSerialize() => Serializer.Serialize(TagInput);
+        [Benchmark] public object TagScoreSerialize() => Serializer.Serialize(TagScoreInput);
+        [Benchmark] public object TagSynonymSerialize() => Serializer.Serialize(TagSynonymInput);
+        [Benchmark] public object TagWikiSerialize() => Serializer.Serialize(TagWikiInput);
+        [Benchmark] public object TopTagSerialize() => Serializer.Serialize(TopTagInput);
+        [Benchmark] public object UserSerialize() => Serializer.Serialize(UserInput);
+        [Benchmark] public object UserTimelineSerialize() => Serializer.Serialize(UserTimelineInput);
+        [Benchmark] public object WritePermissionSerialize() => Serializer.Serialize(WritePermissionInput);
+        [Benchmark] public object MobileBannerAdImageSerialize() => Serializer.Serialize(MobileBannerAdImageInput);
+        [Benchmark] public object SiteSerialize() => Serializer.Serialize(SiteInput);
+        [Benchmark] public object RelatedSiteSerialize() => Serializer.Serialize(RelatedSiteInput);
+        [Benchmark] public object ClosedDetailsSerialize() => Serializer.Serialize(ClosedDetailsInput);
+        [Benchmark] public object NoticeSerialize() => Serializer.Serialize(NoticeInput);
+        [Benchmark] public object MigrationInfoSerialize() => Serializer.Serialize(MigrationInfoInput);
+        [Benchmark] public object BadgeCountSerialize() => Serializer.Serialize(BadgeCountInput);
+        [Benchmark] public object StylingSerialize() => Serializer.Serialize(StylingInput);
+        [Benchmark] public object OriginalQuestionSerialize() => Serializer.Serialize(OriginalQuestionInput);
+
+        // Deserialize
+
+        [Benchmark] public SByte _PrimitiveSByteDeserialize() => Serializer.Deserialize<SByte>(SByteOutput);
+        [Benchmark] public short _PrimitiveShortDeserialize() => Serializer.Deserialize<short>(ShortOutput);
+        [Benchmark] public Int32 _PrimitiveIntDeserialize() => Serializer.Deserialize<Int32>(IntOutput);
+        [Benchmark] public Int64 _PrimitiveLongDeserialize() => Serializer.Deserialize<Int64>(LongOutput);
+        [Benchmark] public Byte _PrimitiveByteDeserialize() => Serializer.Deserialize<Byte>(ByteOutput);
+        [Benchmark] public ushort _PrimitiveUShortDeserialize() => Serializer.Deserialize<ushort>(UShortOutput);
+        [Benchmark] public uint _PrimitiveUIntDeserialize() => Serializer.Deserialize<uint>(UIntOutput);
+        [Benchmark] public ulong _PrimitiveULongDeserialize() => Serializer.Deserialize<ulong>(ULongOutput);
+        [Benchmark] public bool _PrimitiveBoolDeserialize() => Serializer.Deserialize<bool>(BoolOutput);
+        [Benchmark] public String _PrimitiveStringDeserialize() => Serializer.Deserialize<String>(StringOutput);
+        [Benchmark] public Char _PrimitiveCharDeserialize() => Serializer.Deserialize<Char>(CharOutput);
+        [Benchmark] public DateTime _PrimitiveDateTimeDeserialize() => Serializer.Deserialize<DateTime>(DateTimeOutput);
+        [Benchmark] public Guid _PrimitiveGuidDeserialize() => Serializer.Deserialize<Guid>(GuidOutput);
+        [Benchmark] public byte[] _PrimitiveBytesDeserialize() => Serializer.Deserialize<byte[]>(BytesOutput);
+        [Benchmark] public AccessToken AccessTokenDeserialize() => Serializer.Deserialize<AccessToken>(AccessTokenOutput);
+        [Benchmark] public AccountMerge AccountMergeDeserialize() => Serializer.Deserialize<AccountMerge>(AccountMergeOutput);
+        [Benchmark] public Answer AnswerDeserialize() => Serializer.Deserialize<Answer>(AnswerOutput);
+        [Benchmark] public Badge BadgeDeserialize() => Serializer.Deserialize<Badge>(BadgeOutput);
+        [Benchmark] public Comment CommentDeserialize() => Serializer.Deserialize<Comment>(CommentOutput);
+        [Benchmark] public Error ErrorDeserialize() => Serializer.Deserialize<Error>(ErrorOutput);
+        [Benchmark] public Event EventDeserialize() => Serializer.Deserialize<Event>(EventOutput);
+        [Benchmark] public MobileFeed MobileFeedDeserialize() => Serializer.Deserialize<MobileFeed>(MobileFeedOutput);
+        [Benchmark] public MobileQuestion MobileQuestionDeserialize() => Serializer.Deserialize<MobileQuestion>(MobileQuestionOutput);
+        [Benchmark] public MobileRepChange MobileRepChangeDeserialize() => Serializer.Deserialize<MobileRepChange>(MobileRepChangeOutput);
+        [Benchmark] public MobileInboxItem MobileInboxItemDeserialize() => Serializer.Deserialize<MobileInboxItem>(MobileInboxItemOutput);
+        [Benchmark] public MobileBadgeAward MobileBadgeAwardDeserialize() => Serializer.Deserialize<MobileBadgeAward>(MobileBadgeAwardOutput);
+        [Benchmark] public MobilePrivilege MobilePrivilegeDeserialize() => Serializer.Deserialize<MobilePrivilege>(MobilePrivilegeOutput);
+        [Benchmark] public MobileCommunityBulletin MobileCommunityBulletinDeserialize() => Serializer.Deserialize<MobileCommunityBulletin>(MobileCommunityBulletinOutput);
+        [Benchmark] public MobileAssociationBonus MobileAssociationBonusDeserialize() => Serializer.Deserialize<MobileAssociationBonus>(MobileAssociationBonusOutput);
+        [Benchmark] public MobileCareersJobAd MobileCareersJobAdDeserialize() => Serializer.Deserialize<MobileCareersJobAd>(MobileCareersJobAdOutput);
+        [Benchmark] public MobileBannerAd MobileBannerAdDeserialize() => Serializer.Deserialize<MobileBannerAd>(MobileBannerAdOutput);
+        [Benchmark] public MobileUpdateNotice MobileUpdateNoticeDeserialize() => Serializer.Deserialize<MobileUpdateNotice>(MobileUpdateNoticeOutput);
+        [Benchmark] public FlagOption FlagOptionDeserialize() => Serializer.Deserialize<FlagOption>(FlagOptionOutput);
+        [Benchmark] public InboxItem InboxItemDeserialize() => Serializer.Deserialize<InboxItem>(InboxItemOutput);
+        [Benchmark] public Info InfoDeserialize() => Serializer.Deserialize<Info>(InfoOutput);
+        [Benchmark] public NetworkUser NetworkUserDeserialize() => Serializer.Deserialize<NetworkUser>(NetworkUserOutput);
+        [Benchmark] public Notification NotificationDeserialize() => Serializer.Deserialize<Notification>(NotificationOutput);
+        [Benchmark] public Post PostDeserialize() => Serializer.Deserialize<Post>(PostOutput);
+        [Benchmark] public Privilege PrivilegeDeserialize() => Serializer.Deserialize<Privilege>(PrivilegeOutput);
+        [Benchmark] public Question QuestionDeserialize() => Serializer.Deserialize<Question>(QuestionOutput);
+        [Benchmark] public QuestionTimeline QuestionTimelineDeserialize() => Serializer.Deserialize<QuestionTimeline>(QuestionTimelineOutput);
+        [Benchmark] public Reputation ReputationDeserialize() => Serializer.Deserialize<Reputation>(ReputationOutput);
+        [Benchmark] public ReputationHistory ReputationHistoryDeserialize() => Serializer.Deserialize<ReputationHistory>(ReputationHistoryOutput);
+        [Benchmark] public Revision RevisionDeserialize() => Serializer.Deserialize<Revision>(RevisionOutput);
+        [Benchmark] public SearchExcerpt SearchExcerptDeserialize() => Serializer.Deserialize<SearchExcerpt>(SearchExcerptOutput);
+        [Benchmark] public ShallowUser ShallowUserDeserialize() => Serializer.Deserialize<ShallowUser>(ShallowUserOutput);
+        [Benchmark] public SuggestedEdit SuggestedEditDeserialize() => Serializer.Deserialize<SuggestedEdit>(SuggestedEditOutput);
+        [Benchmark] public Tag TagDeserialize() => Serializer.Deserialize<Tag>(TagOutput);
+        [Benchmark] public TagScore TagScoreDeserialize() => Serializer.Deserialize<TagScore>(TagScoreOutput);
+        [Benchmark] public TagSynonym TagSynonymDeserialize() => Serializer.Deserialize<TagSynonym>(TagSynonymOutput);
+        [Benchmark] public TagWiki TagWikiDeserialize() => Serializer.Deserialize<TagWiki>(TagWikiOutput);
+        [Benchmark] public TopTag TopTagDeserialize() => Serializer.Deserialize<TopTag>(TopTagOutput);
+        [Benchmark] public User UserDeserialize() => Serializer.Deserialize<User>(UserOutput);
+        [Benchmark] public UserTimeline UserTimelineDeserialize() => Serializer.Deserialize<UserTimeline>(UserTimelineOutput);
+        [Benchmark] public WritePermission WritePermissionDeserialize() => Serializer.Deserialize<WritePermission>(WritePermissionOutput);
+        [Benchmark] public MobileBannerAd.MobileBannerAdImage MobileBannerAdImageDeserialize() => Serializer.Deserialize<MobileBannerAd.MobileBannerAdImage>(MobileBannerAdImageOutput);
+        [Benchmark] public Info.Site SiteDeserialize() => Serializer.Deserialize<Info.Site>(SiteOutput);
+        [Benchmark] public Info.RelatedSite RelatedSiteDeserialize() => Serializer.Deserialize<Info.RelatedSite>(RelatedSiteOutput);
+        [Benchmark] public Question.ClosedDetails ClosedDetailsDeserialize() => Serializer.Deserialize<Question.ClosedDetails>(ClosedDetailsOutput);
+        [Benchmark] public Question.Notice NoticeDeserialize() => Serializer.Deserialize<Question.Notice>(NoticeOutput);
+        [Benchmark] public Question.MigrationInfo MigrationInfoDeserialize() => Serializer.Deserialize<Question.MigrationInfo>(MigrationInfoOutput);
+        [Benchmark] public User.BadgeCount BadgeCountDeserialize() => Serializer.Deserialize<User.BadgeCount>(BadgeCountOutput);
+        [Benchmark] public Info.Site.Styling StylingDeserialize() => Serializer.Deserialize<Info.Site.Styling>(StylingOutput);
+        [Benchmark] public Question.ClosedDetails.OriginalQuestion OriginalQuestionDeserialize() => Serializer.Deserialize<Question.ClosedDetails.OriginalQuestion>(OriginalQuestionOutput);
+    }
+
+
+    [Config(typeof(BenchmarkConfig))]
+    public class MsgPackV1_Vs_MsgPackV2_BytesInOut // : AllSerializerBenchmark
+    {
+        [ParamsSource(nameof(Serializers))]
+        public SerializerBase Serializer;
+
+        // Currently BenchmarkdDotNet does not detect inherited ParamsSource so use copy and paste:)
+
+        public IEnumerable<SerializerBase> Serializers => new SerializerBase[]
+        {
+            new MessagePack_v1(),
+            new MessagePack_v2(),
+        };
+
+        protected static readonly ExpressionTreeFixture ExpressionTreeFixture = new ExpressionTreeFixture();
+
+        // primitives
+
+        protected static readonly sbyte SByteInput = ExpressionTreeFixture.Create<sbyte>();
+        protected static readonly short ShortInput = ExpressionTreeFixture.Create<short>();
+        protected static readonly int IntInput = ExpressionTreeFixture.Create<int>();
+        protected static readonly long LongInput = ExpressionTreeFixture.Create<long>();
+        protected static readonly byte ByteInput = ExpressionTreeFixture.Create<byte>();
+        protected static readonly ushort UShortInput = ExpressionTreeFixture.Create<ushort>();
+        protected static readonly uint UIntInput = ExpressionTreeFixture.Create<uint>();
+        protected static readonly ulong ULongInput = ExpressionTreeFixture.Create<ulong>();
+        protected static readonly bool BoolInput = ExpressionTreeFixture.Create<bool>();
+        protected static readonly string StringInput = ExpressionTreeFixture.Create<string>();
+        protected static readonly char CharInput = ExpressionTreeFixture.Create<char>();
+        protected static readonly DateTime DateTimeInput = ExpressionTreeFixture.Create<DateTime>();
+        protected static readonly Guid GuidInput = ExpressionTreeFixture.Create<Guid>();
+        protected static readonly byte[] BytesInput = ExpressionTreeFixture.Create<byte[]>();
+
+        // models
+
+        protected static readonly Benchmark.Models.AccessToken AccessTokenInput = ExpressionTreeFixture.Create<Benchmark.Models.AccessToken>();
+
+        protected static readonly Benchmark.Models.AccountMerge AccountMergeInput = ExpressionTreeFixture.Create<Benchmark.Models.AccountMerge>();
+
+        protected static readonly Benchmark.Models.Answer AnswerInput = ExpressionTreeFixture.Create<Benchmark.Models.Answer>();
+
+        protected static readonly Benchmark.Models.Badge BadgeInput = ExpressionTreeFixture.Create<Benchmark.Models.Badge>();
+
+        protected static readonly Benchmark.Models.Comment CommentInput = ExpressionTreeFixture.Create<Benchmark.Models.Comment>();
+
+        protected static readonly Benchmark.Models.Error ErrorInput = ExpressionTreeFixture.Create<Benchmark.Models.Error>();
+
+        protected static readonly Benchmark.Models.Event EventInput = ExpressionTreeFixture.Create<Benchmark.Models.Event>();
+
+        protected static readonly Benchmark.Models.MobileFeed MobileFeedInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileFeed>();
+
+        protected static readonly Benchmark.Models.MobileQuestion MobileQuestionInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileQuestion>();
+
+        protected static readonly Benchmark.Models.MobileRepChange MobileRepChangeInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileRepChange>();
+
+        protected static readonly Benchmark.Models.MobileInboxItem MobileInboxItemInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileInboxItem>();
+
+        protected static readonly Benchmark.Models.MobileBadgeAward MobileBadgeAwardInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileBadgeAward>();
+
+        protected static readonly Benchmark.Models.MobilePrivilege MobilePrivilegeInput = ExpressionTreeFixture.Create<Benchmark.Models.MobilePrivilege>();
+
+        protected static readonly Benchmark.Models.MobileCommunityBulletin MobileCommunityBulletinInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileCommunityBulletin>();
+
+        protected static readonly Benchmark.Models.MobileAssociationBonus MobileAssociationBonusInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileAssociationBonus>();
+
+        protected static readonly Benchmark.Models.MobileCareersJobAd MobileCareersJobAdInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileCareersJobAd>();
+
+        protected static readonly Benchmark.Models.MobileBannerAd MobileBannerAdInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileBannerAd>();
+
+        protected static readonly Benchmark.Models.MobileUpdateNotice MobileUpdateNoticeInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileUpdateNotice>();
+
+        protected static readonly Benchmark.Models.FlagOption FlagOptionInput = ExpressionTreeFixture.Create<Benchmark.Models.FlagOption>();
+
+        protected static readonly Benchmark.Models.InboxItem InboxItemInput = ExpressionTreeFixture.Create<Benchmark.Models.InboxItem>();
+
+        protected static readonly Benchmark.Models.Info InfoInput = ExpressionTreeFixture.Create<Benchmark.Models.Info>();
+
+        protected static readonly Benchmark.Models.NetworkUser NetworkUserInput = ExpressionTreeFixture.Create<Benchmark.Models.NetworkUser>();
+
+        protected static readonly Benchmark.Models.Notification NotificationInput = ExpressionTreeFixture.Create<Benchmark.Models.Notification>();
+
+        protected static readonly Benchmark.Models.Post PostInput = ExpressionTreeFixture.Create<Benchmark.Models.Post>();
+
+        protected static readonly Benchmark.Models.Privilege PrivilegeInput = ExpressionTreeFixture.Create<Benchmark.Models.Privilege>();
+
+        protected static readonly Benchmark.Models.Question QuestionInput = ExpressionTreeFixture.Create<Benchmark.Models.Question>();
+
+        protected static readonly Benchmark.Models.QuestionTimeline QuestionTimelineInput = ExpressionTreeFixture.Create<Benchmark.Models.QuestionTimeline>();
+
+        protected static readonly Benchmark.Models.Reputation ReputationInput = ExpressionTreeFixture.Create<Benchmark.Models.Reputation>();
+
+        protected static readonly Benchmark.Models.ReputationHistory ReputationHistoryInput = ExpressionTreeFixture.Create<Benchmark.Models.ReputationHistory>();
+
+        protected static readonly Benchmark.Models.Revision RevisionInput = ExpressionTreeFixture.Create<Benchmark.Models.Revision>();
+
+        protected static readonly Benchmark.Models.SearchExcerpt SearchExcerptInput = ExpressionTreeFixture.Create<Benchmark.Models.SearchExcerpt>();
+
+        protected static readonly Benchmark.Models.ShallowUser ShallowUserInput = ExpressionTreeFixture.Create<Benchmark.Models.ShallowUser>();
+
+        protected static readonly Benchmark.Models.SuggestedEdit SuggestedEditInput = ExpressionTreeFixture.Create<Benchmark.Models.SuggestedEdit>();
+
+        protected static readonly Benchmark.Models.Tag TagInput = ExpressionTreeFixture.Create<Benchmark.Models.Tag>();
+
+        protected static readonly Benchmark.Models.TagScore TagScoreInput = ExpressionTreeFixture.Create<Benchmark.Models.TagScore>();
+
+        protected static readonly Benchmark.Models.TagSynonym TagSynonymInput = ExpressionTreeFixture.Create<Benchmark.Models.TagSynonym>();
+
+        protected static readonly Benchmark.Models.TagWiki TagWikiInput = ExpressionTreeFixture.Create<Benchmark.Models.TagWiki>();
+
+        protected static readonly Benchmark.Models.TopTag TopTagInput = ExpressionTreeFixture.Create<Benchmark.Models.TopTag>();
+
+        protected static readonly Benchmark.Models.User UserInput = ExpressionTreeFixture.Create<Benchmark.Models.User>();
+
+        protected static readonly Benchmark.Models.UserTimeline UserTimelineInput = ExpressionTreeFixture.Create<Benchmark.Models.UserTimeline>();
+
+        protected static readonly Benchmark.Models.WritePermission WritePermissionInput = ExpressionTreeFixture.Create<Benchmark.Models.WritePermission>();
+
+        protected static readonly Benchmark.Models.MobileBannerAd.MobileBannerAdImage MobileBannerAdImageInput = ExpressionTreeFixture.Create<Benchmark.Models.MobileBannerAd.MobileBannerAdImage>();
+
+        protected static readonly Benchmark.Models.Info.Site SiteInput = ExpressionTreeFixture.Create<Benchmark.Models.Info.Site>();
+
+        protected static readonly Benchmark.Models.Info.RelatedSite RelatedSiteInput = ExpressionTreeFixture.Create<Benchmark.Models.Info.RelatedSite>();
+
+        protected static readonly Benchmark.Models.Question.ClosedDetails ClosedDetailsInput = ExpressionTreeFixture.Create<Benchmark.Models.Question.ClosedDetails>();
+
+        protected static readonly Benchmark.Models.Question.Notice NoticeInput = ExpressionTreeFixture.Create<Benchmark.Models.Question.Notice>();
+
+        protected static readonly Benchmark.Models.Question.MigrationInfo MigrationInfoInput = ExpressionTreeFixture.Create<Benchmark.Models.Question.MigrationInfo>();
+
+        protected static readonly Benchmark.Models.User.BadgeCount BadgeCountInput = ExpressionTreeFixture.Create<Benchmark.Models.User.BadgeCount>();
+
+        protected static readonly Benchmark.Models.Info.Site.Styling StylingInput = ExpressionTreeFixture.Create<Benchmark.Models.Info.Site.Styling>();
+
+        protected static readonly Benchmark.Models.Question.ClosedDetails.OriginalQuestion OriginalQuestionInput = ExpressionTreeFixture.Create<Benchmark.Models.Question.ClosedDetails.OriginalQuestion>();
+
+        object SByteOutput;
+        object ShortOutput;
+        object IntOutput;
+        object LongOutput;
+        object ByteOutput;
+        object UShortOutput;
+        object UIntOutput;
+        object ULongOutput;
+        object BoolOutput;
+        object StringOutput;
+        object CharOutput;
+        object DateTimeOutput;
+        object GuidOutput;
+        object BytesOutput;
+
+        object AccessTokenOutput;
+        object AccountMergeOutput;
+        object AnswerOutput;
+        object BadgeOutput;
+        object CommentOutput;
+        object ErrorOutput;
+        object EventOutput;
+        object MobileFeedOutput;
+        object MobileQuestionOutput;
+        object MobileRepChangeOutput;
+        object MobileInboxItemOutput;
+        object MobileBadgeAwardOutput;
+        object MobilePrivilegeOutput;
+        object MobileCommunityBulletinOutput;
+        object MobileAssociationBonusOutput;
+        object MobileCareersJobAdOutput;
+        object MobileBannerAdOutput;
+        object MobileUpdateNoticeOutput;
+        object FlagOptionOutput;
+        object InboxItemOutput;
+        object InfoOutput;
+        object NetworkUserOutput;
+        object NotificationOutput;
+        object PostOutput;
+        object PrivilegeOutput;
+        object QuestionOutput;
+        object QuestionTimelineOutput;
+        object ReputationOutput;
+        object ReputationHistoryOutput;
+        object RevisionOutput;
+        object SearchExcerptOutput;
+        object ShallowUserOutput;
+        object SuggestedEditOutput;
+        object TagOutput;
+        object TagScoreOutput;
+        object TagSynonymOutput;
+        object TagWikiOutput;
+        object TopTagOutput;
+        object UserOutput;
+        object UserTimelineOutput;
+        object WritePermissionOutput;
+        object MobileBannerAdImageOutput;
+        object SiteOutput;
+        object RelatedSiteOutput;
+        object ClosedDetailsOutput;
+        object NoticeOutput;
+        object MigrationInfoOutput;
+        object BadgeCountOutput;
+        object StylingOutput;
+        object OriginalQuestionOutput;
+
+        [GlobalSetup]
+        public void Setup()
+        {
+            // primitives
+            SByteOutput = Serializer.Serialize(SByteInput);
+            ShortOutput = Serializer.Serialize(ShortInput);
+            IntOutput = Serializer.Serialize(IntInput);
+            LongOutput = Serializer.Serialize(LongInput);
+            ByteOutput = Serializer.Serialize(ByteInput);
+            UShortOutput = Serializer.Serialize(UShortInput);
+            UIntOutput = Serializer.Serialize(UIntInput);
+            ULongOutput = Serializer.Serialize(ULongInput);
+            BoolOutput = Serializer.Serialize(BoolInput);
+            StringOutput = Serializer.Serialize(StringInput);
+            CharOutput = Serializer.Serialize(CharInput);
+            DateTimeOutput = Serializer.Serialize(DateTimeInput);
+            GuidOutput = Serializer.Serialize(GuidInput);
+            BytesOutput = Serializer.Serialize(BytesInput);
+
+            // models
+            AccessTokenOutput = Serializer.Serialize(AccessTokenInput);
+            AccountMergeOutput = Serializer.Serialize(AccountMergeInput);
+            AnswerOutput = Serializer.Serialize(AnswerInput);
+            BadgeOutput = Serializer.Serialize(BadgeInput);
+            CommentOutput = Serializer.Serialize(CommentInput);
+            ErrorOutput = Serializer.Serialize(ErrorInput);
+            EventOutput = Serializer.Serialize(EventInput);
+            MobileFeedOutput = Serializer.Serialize(MobileFeedInput);
+            MobileQuestionOutput = Serializer.Serialize(MobileQuestionInput);
+            MobileRepChangeOutput = Serializer.Serialize(MobileRepChangeInput);
+            MobileInboxItemOutput = Serializer.Serialize(MobileInboxItemInput);
+            MobileBadgeAwardOutput = Serializer.Serialize(MobileBadgeAwardInput);
+            MobilePrivilegeOutput = Serializer.Serialize(MobilePrivilegeInput);
+            MobileCommunityBulletinOutput = Serializer.Serialize(MobileCommunityBulletinInput);
+            MobileAssociationBonusOutput = Serializer.Serialize(MobileAssociationBonusInput);
+            MobileCareersJobAdOutput = Serializer.Serialize(MobileCareersJobAdInput);
+            MobileBannerAdOutput = Serializer.Serialize(MobileBannerAdInput);
+            MobileUpdateNoticeOutput = Serializer.Serialize(MobileUpdateNoticeInput);
+            FlagOptionOutput = Serializer.Serialize(FlagOptionInput);
+            InboxItemOutput = Serializer.Serialize(InboxItemInput);
+            InfoOutput = Serializer.Serialize(InfoInput);
+            NetworkUserOutput = Serializer.Serialize(NetworkUserInput);
+            NotificationOutput = Serializer.Serialize(NotificationInput);
+            PostOutput = Serializer.Serialize(PostInput);
+            PrivilegeOutput = Serializer.Serialize(PrivilegeInput);
+            QuestionOutput = Serializer.Serialize(QuestionInput);
+            QuestionTimelineOutput = Serializer.Serialize(QuestionTimelineInput);
+            ReputationOutput = Serializer.Serialize(ReputationInput);
+            ReputationHistoryOutput = Serializer.Serialize(ReputationHistoryInput);
+            RevisionOutput = Serializer.Serialize(RevisionInput);
+            SearchExcerptOutput = Serializer.Serialize(SearchExcerptInput);
+            ShallowUserOutput = Serializer.Serialize(ShallowUserInput);
+            SuggestedEditOutput = Serializer.Serialize(SuggestedEditInput);
+            TagOutput = Serializer.Serialize(TagInput);
+            TagScoreOutput = Serializer.Serialize(TagScoreInput);
+            TagSynonymOutput = Serializer.Serialize(TagSynonymInput);
+            TagWikiOutput = Serializer.Serialize(TagWikiInput);
+            TopTagOutput = Serializer.Serialize(TopTagInput);
+            UserOutput = Serializer.Serialize(UserInput);
+            UserTimelineOutput = Serializer.Serialize(UserTimelineInput);
+            WritePermissionOutput = Serializer.Serialize(WritePermissionInput);
+            MobileBannerAdImageOutput = Serializer.Serialize(MobileBannerAdImageInput);
+            SiteOutput = Serializer.Serialize(SiteInput);
+            RelatedSiteOutput = Serializer.Serialize(RelatedSiteInput);
+            ClosedDetailsOutput = Serializer.Serialize(ClosedDetailsInput);
+            NoticeOutput = Serializer.Serialize(NoticeInput);
+            MigrationInfoOutput = Serializer.Serialize(MigrationInfoInput);
+            BadgeCountOutput = Serializer.Serialize(BadgeCountInput);
+            StylingOutput = Serializer.Serialize(StylingInput);
+            OriginalQuestionOutput = Serializer.Serialize(OriginalQuestionInput);
+        }
+
+        // Serialize
+
+        [Benchmark] public object _PrimitiveSByteSerialize() => Serializer.Serialize(SByteInput);
+        [Benchmark] public object _PrimitiveShortSerialize() => Serializer.Serialize(ShortInput);
+        [Benchmark] public object _PrimitiveIntSerialize() => Serializer.Serialize(IntInput);
+        [Benchmark] public object _PrimitiveLongSerialize() => Serializer.Serialize(LongInput);
+        [Benchmark] public object _PrimitiveByteSerialize() => Serializer.Serialize(ByteInput);
+        [Benchmark] public object _PrimitiveUShortSerialize() => Serializer.Serialize(UShortInput);
+        [Benchmark] public object _PrimitiveUIntSerialize() => Serializer.Serialize(UIntInput);
+        [Benchmark] public object _PrimitiveULongSerialize() => Serializer.Serialize(ULongInput);
+        [Benchmark] public object _PrimitiveBoolSerialize() => Serializer.Serialize(BoolInput);
+        [Benchmark] public object _PrimitiveStringSerialize() => Serializer.Serialize(StringInput);
+        [Benchmark] public object _PrimitiveCharSerialize() => Serializer.Serialize(CharInput);
+        [Benchmark] public object _PrimitiveDateTimeSerialize() => Serializer.Serialize(DateTimeInput);
+        [Benchmark] public object _PrimitiveGuidSerialize() => Serializer.Serialize(GuidInput);
+        [Benchmark] public object _PrimitiveBytesSerialize() => Serializer.Serialize(BytesInput);
+
+        [Benchmark] public object AccessTokenSerialize() => Serializer.Serialize(AccessTokenInput);
+        [Benchmark] public object AccountMergeSerialize() => Serializer.Serialize(AccountMergeInput);
+        [Benchmark] public object AnswerSerialize() => Serializer.Serialize(AnswerInput);
+        [Benchmark] public object BadgeSerialize() => Serializer.Serialize(BadgeInput);
+        [Benchmark] public object CommentSerialize() => Serializer.Serialize(CommentInput);
+        [Benchmark] public object ErrorSerialize() => Serializer.Serialize(ErrorInput);
+        [Benchmark] public object EventSerialize() => Serializer.Serialize(EventInput);
+        [Benchmark] public object MobileFeedSerialize() => Serializer.Serialize(MobileFeedInput);
+        [Benchmark] public object MobileQuestionSerialize() => Serializer.Serialize(MobileQuestionInput);
+        [Benchmark] public object MobileRepChangeSerialize() => Serializer.Serialize(MobileRepChangeInput);
+        [Benchmark] public object MobileInboxItemSerialize() => Serializer.Serialize(MobileInboxItemInput);
+        [Benchmark] public object MobileBadgeAwardSerialize() => Serializer.Serialize(MobileBadgeAwardInput);
+        [Benchmark] public object MobilePrivilegeSerialize() => Serializer.Serialize(MobilePrivilegeInput);
+        [Benchmark] public object MobileCommunityBulletinSerialize() => Serializer.Serialize(MobileCommunityBulletinInput);
+        [Benchmark] public object MobileAssociationBonusSerialize() => Serializer.Serialize(MobileAssociationBonusInput);
+        [Benchmark] public object MobileCareersJobAdSerialize() => Serializer.Serialize(MobileCareersJobAdInput);
+        [Benchmark] public object MobileBannerAdSerialize() => Serializer.Serialize(MobileBannerAdInput);
+        [Benchmark] public object MobileUpdateNoticeSerialize() => Serializer.Serialize(MobileUpdateNoticeInput);
+        [Benchmark] public object FlagOptionSerialize() => Serializer.Serialize(FlagOptionInput);
+        [Benchmark] public object InboxItemSerialize() => Serializer.Serialize(InboxItemInput);
+        [Benchmark] public object InfoSerialize() => Serializer.Serialize(InfoInput);
+        [Benchmark] public object NetworkUserSerialize() => Serializer.Serialize(NetworkUserInput);
+        [Benchmark] public object NotificationSerialize() => Serializer.Serialize(NotificationInput);
+        [Benchmark] public object PostSerialize() => Serializer.Serialize(PostInput);
+        [Benchmark] public object PrivilegeSerialize() => Serializer.Serialize(PrivilegeInput);
+        [Benchmark] public object QuestionSerialize() => Serializer.Serialize(QuestionInput);
+        [Benchmark] public object QuestionTimelineSerialize() => Serializer.Serialize(QuestionTimelineInput);
+        [Benchmark] public object ReputationSerialize() => Serializer.Serialize(ReputationInput);
+        [Benchmark] public object ReputationHistorySerialize() => Serializer.Serialize(ReputationHistoryInput);
+        [Benchmark] public object RevisionSerialize() => Serializer.Serialize(RevisionInput);
+        [Benchmark] public object SearchExcerptSerialize() => Serializer.Serialize(SearchExcerptInput);
+        [Benchmark] public object ShallowUserSerialize() => Serializer.Serialize(ShallowUserInput);
+        [Benchmark] public object SuggestedEditSerialize() => Serializer.Serialize(SuggestedEditInput);
+        [Benchmark] public object TagSerialize() => Serializer.Serialize(TagInput);
+        [Benchmark] public object TagScoreSerialize() => Serializer.Serialize(TagScoreInput);
+        [Benchmark] public object TagSynonymSerialize() => Serializer.Serialize(TagSynonymInput);
+        [Benchmark] public object TagWikiSerialize() => Serializer.Serialize(TagWikiInput);
+        [Benchmark] public object TopTagSerialize() => Serializer.Serialize(TopTagInput);
+        [Benchmark] public object UserSerialize() => Serializer.Serialize(UserInput);
+        [Benchmark] public object UserTimelineSerialize() => Serializer.Serialize(UserTimelineInput);
+        [Benchmark] public object WritePermissionSerialize() => Serializer.Serialize(WritePermissionInput);
+        [Benchmark] public object MobileBannerAdImageSerialize() => Serializer.Serialize(MobileBannerAdImageInput);
+        [Benchmark] public object SiteSerialize() => Serializer.Serialize(SiteInput);
+        [Benchmark] public object RelatedSiteSerialize() => Serializer.Serialize(RelatedSiteInput);
+        [Benchmark] public object ClosedDetailsSerialize() => Serializer.Serialize(ClosedDetailsInput);
+        [Benchmark] public object NoticeSerialize() => Serializer.Serialize(NoticeInput);
+        [Benchmark] public object MigrationInfoSerialize() => Serializer.Serialize(MigrationInfoInput);
+        [Benchmark] public object BadgeCountSerialize() => Serializer.Serialize(BadgeCountInput);
+        [Benchmark] public object StylingSerialize() => Serializer.Serialize(StylingInput);
+        [Benchmark] public object OriginalQuestionSerialize() => Serializer.Serialize(OriginalQuestionInput);
+
+        // Deserialize
+
+        [Benchmark] public SByte _PrimitiveSByteDeserialize() => Serializer.Deserialize<SByte>(SByteOutput);
+        [Benchmark] public short _PrimitiveShortDeserialize() => Serializer.Deserialize<short>(ShortOutput);
+        [Benchmark] public Int32 _PrimitiveIntDeserialize() => Serializer.Deserialize<Int32>(IntOutput);
+        [Benchmark] public Int64 _PrimitiveLongDeserialize() => Serializer.Deserialize<Int64>(LongOutput);
+        [Benchmark] public Byte _PrimitiveByteDeserialize() => Serializer.Deserialize<Byte>(ByteOutput);
+        [Benchmark] public ushort _PrimitiveUShortDeserialize() => Serializer.Deserialize<ushort>(UShortOutput);
+        [Benchmark] public uint _PrimitiveUIntDeserialize() => Serializer.Deserialize<uint>(UIntOutput);
+        [Benchmark] public ulong _PrimitiveULongDeserialize() => Serializer.Deserialize<ulong>(ULongOutput);
+        [Benchmark] public bool _PrimitiveBoolDeserialize() => Serializer.Deserialize<bool>(BoolOutput);
+        [Benchmark] public String _PrimitiveStringDeserialize() => Serializer.Deserialize<String>(StringOutput);
+        [Benchmark] public Char _PrimitiveCharDeserialize() => Serializer.Deserialize<Char>(CharOutput);
+        [Benchmark] public DateTime _PrimitiveDateTimeDeserialize() => Serializer.Deserialize<DateTime>(DateTimeOutput);
+        [Benchmark] public Guid _PrimitiveGuidDeserialize() => Serializer.Deserialize<Guid>(GuidOutput);
+        [Benchmark] public byte[] _PrimitiveBytesDeserialize() => Serializer.Deserialize<byte[]>(BytesOutput);
+        [Benchmark] public AccessToken AccessTokenDeserialize() => Serializer.Deserialize<AccessToken>(AccessTokenOutput);
+        [Benchmark] public AccountMerge AccountMergeDeserialize() => Serializer.Deserialize<AccountMerge>(AccountMergeOutput);
+        [Benchmark] public Answer AnswerDeserialize() => Serializer.Deserialize<Answer>(AnswerOutput);
+        [Benchmark] public Badge BadgeDeserialize() => Serializer.Deserialize<Badge>(BadgeOutput);
+        [Benchmark] public Comment CommentDeserialize() => Serializer.Deserialize<Comment>(CommentOutput);
+        [Benchmark] public Error ErrorDeserialize() => Serializer.Deserialize<Error>(ErrorOutput);
+        [Benchmark] public Event EventDeserialize() => Serializer.Deserialize<Event>(EventOutput);
+        [Benchmark] public MobileFeed MobileFeedDeserialize() => Serializer.Deserialize<MobileFeed>(MobileFeedOutput);
+        [Benchmark] public MobileQuestion MobileQuestionDeserialize() => Serializer.Deserialize<MobileQuestion>(MobileQuestionOutput);
+        [Benchmark] public MobileRepChange MobileRepChangeDeserialize() => Serializer.Deserialize<MobileRepChange>(MobileRepChangeOutput);
+        [Benchmark] public MobileInboxItem MobileInboxItemDeserialize() => Serializer.Deserialize<MobileInboxItem>(MobileInboxItemOutput);
+        [Benchmark] public MobileBadgeAward MobileBadgeAwardDeserialize() => Serializer.Deserialize<MobileBadgeAward>(MobileBadgeAwardOutput);
+        [Benchmark] public MobilePrivilege MobilePrivilegeDeserialize() => Serializer.Deserialize<MobilePrivilege>(MobilePrivilegeOutput);
+        [Benchmark] public MobileCommunityBulletin MobileCommunityBulletinDeserialize() => Serializer.Deserialize<MobileCommunityBulletin>(MobileCommunityBulletinOutput);
+        [Benchmark] public MobileAssociationBonus MobileAssociationBonusDeserialize() => Serializer.Deserialize<MobileAssociationBonus>(MobileAssociationBonusOutput);
+        [Benchmark] public MobileCareersJobAd MobileCareersJobAdDeserialize() => Serializer.Deserialize<MobileCareersJobAd>(MobileCareersJobAdOutput);
+        [Benchmark] public MobileBannerAd MobileBannerAdDeserialize() => Serializer.Deserialize<MobileBannerAd>(MobileBannerAdOutput);
+        [Benchmark] public MobileUpdateNotice MobileUpdateNoticeDeserialize() => Serializer.Deserialize<MobileUpdateNotice>(MobileUpdateNoticeOutput);
+        [Benchmark] public FlagOption FlagOptionDeserialize() => Serializer.Deserialize<FlagOption>(FlagOptionOutput);
+        [Benchmark] public InboxItem InboxItemDeserialize() => Serializer.Deserialize<InboxItem>(InboxItemOutput);
+        [Benchmark] public Info InfoDeserialize() => Serializer.Deserialize<Info>(InfoOutput);
+        [Benchmark] public NetworkUser NetworkUserDeserialize() => Serializer.Deserialize<NetworkUser>(NetworkUserOutput);
+        [Benchmark] public Notification NotificationDeserialize() => Serializer.Deserialize<Notification>(NotificationOutput);
+        [Benchmark] public Post PostDeserialize() => Serializer.Deserialize<Post>(PostOutput);
+        [Benchmark] public Privilege PrivilegeDeserialize() => Serializer.Deserialize<Privilege>(PrivilegeOutput);
+        [Benchmark] public Question QuestionDeserialize() => Serializer.Deserialize<Question>(QuestionOutput);
+        [Benchmark] public QuestionTimeline QuestionTimelineDeserialize() => Serializer.Deserialize<QuestionTimeline>(QuestionTimelineOutput);
+        [Benchmark] public Reputation ReputationDeserialize() => Serializer.Deserialize<Reputation>(ReputationOutput);
+        [Benchmark] public ReputationHistory ReputationHistoryDeserialize() => Serializer.Deserialize<ReputationHistory>(ReputationHistoryOutput);
+        [Benchmark] public Revision RevisionDeserialize() => Serializer.Deserialize<Revision>(RevisionOutput);
+        [Benchmark] public SearchExcerpt SearchExcerptDeserialize() => Serializer.Deserialize<SearchExcerpt>(SearchExcerptOutput);
+        [Benchmark] public ShallowUser ShallowUserDeserialize() => Serializer.Deserialize<ShallowUser>(ShallowUserOutput);
+        [Benchmark] public SuggestedEdit SuggestedEditDeserialize() => Serializer.Deserialize<SuggestedEdit>(SuggestedEditOutput);
+        [Benchmark] public Tag TagDeserialize() => Serializer.Deserialize<Tag>(TagOutput);
+        [Benchmark] public TagScore TagScoreDeserialize() => Serializer.Deserialize<TagScore>(TagScoreOutput);
+        [Benchmark] public TagSynonym TagSynonymDeserialize() => Serializer.Deserialize<TagSynonym>(TagSynonymOutput);
+        [Benchmark] public TagWiki TagWikiDeserialize() => Serializer.Deserialize<TagWiki>(TagWikiOutput);
+        [Benchmark] public TopTag TopTagDeserialize() => Serializer.Deserialize<TopTag>(TopTagOutput);
+        [Benchmark] public User UserDeserialize() => Serializer.Deserialize<User>(UserOutput);
+        [Benchmark] public UserTimeline UserTimelineDeserialize() => Serializer.Deserialize<UserTimeline>(UserTimelineOutput);
+        [Benchmark] public WritePermission WritePermissionDeserialize() => Serializer.Deserialize<WritePermission>(WritePermissionOutput);
+        [Benchmark] public MobileBannerAd.MobileBannerAdImage MobileBannerAdImageDeserialize() => Serializer.Deserialize<MobileBannerAd.MobileBannerAdImage>(MobileBannerAdImageOutput);
+        [Benchmark] public Info.Site SiteDeserialize() => Serializer.Deserialize<Info.Site>(SiteOutput);
+        [Benchmark] public Info.RelatedSite RelatedSiteDeserialize() => Serializer.Deserialize<Info.RelatedSite>(RelatedSiteOutput);
+        [Benchmark] public Question.ClosedDetails ClosedDetailsDeserialize() => Serializer.Deserialize<Question.ClosedDetails>(ClosedDetailsOutput);
+        [Benchmark] public Question.Notice NoticeDeserialize() => Serializer.Deserialize<Question.Notice>(NoticeOutput);
+        [Benchmark] public Question.MigrationInfo MigrationInfoDeserialize() => Serializer.Deserialize<Question.MigrationInfo>(MigrationInfoOutput);
+        [Benchmark] public User.BadgeCount BadgeCountDeserialize() => Serializer.Deserialize<User.BadgeCount>(BadgeCountOutput);
+        [Benchmark] public Info.Site.Styling StylingDeserialize() => Serializer.Deserialize<Info.Site.Styling>(StylingOutput);
+        [Benchmark] public Question.ClosedDetails.OriginalQuestion OriginalQuestionDeserialize() => Serializer.Deserialize<Question.ClosedDetails.OriginalQuestion>(OriginalQuestionOutput);
+    }
+
+
+    [Config(typeof(BenchmarkConfig))]
+    public class ShortRun_AllSerializerBenchmark_BytesInOut
+    {
+        [ParamsSource(nameof(Serializers))]
+        public SerializerBase Serializer;
+
+        // Currently BenchmarkdDotNet does not detect inherited ParamsSource so use copy and paste:)
+
+        public IEnumerable<SerializerBase> Serializers => new SerializerBase[]
+        {
+            new MessagePack_v1(),
+            new MessagePack_v2(),
+            new MessagePackLz4_v1(),
+            new MessagePackLz4_v2(),
+            new ProtobufNet(),
+            new JsonNet(),
+            new BinaryFormatter_(),
+            new DataContract_(),
+            new Hyperion_(),
+            new Jil_(),
+            new SpanJson_(),
+            new Utf8Json_(),
+            new MsgPackCli(),
+            new FsPickler_(),
+            new Ceras_(),
+        };
+
+        protected static readonly ExpressionTreeFixture ExpressionTreeFixture = new ExpressionTreeFixture();
+
+        // primitives
+
+        protected static readonly int IntInput = ExpressionTreeFixture.Create<int>();
+
+        // models
+
+        protected static readonly Benchmark.Models.Answer AnswerInput = ExpressionTreeFixture.Create<Benchmark.Models.Answer>();
+
+        object IntOutput;
+        object AnswerOutput;
+
+
+        [GlobalSetup]
+        public void Setup()
+        {
+            // primitives
+            IntOutput = Serializer.Serialize(IntInput);
+
+            // models
+            AnswerOutput = Serializer.Serialize(AnswerInput);
+        }
+
+        // Serialize
+
+        [Benchmark] public object _PrimitiveIntSerialize() => Serializer.Serialize(IntInput);
+        [Benchmark] public object AnswerSerialize() => Serializer.Serialize(AnswerInput);
+
+        // Deserialize
+
+        [Benchmark] public Int32 _PrimitiveIntDeserialize() => Serializer.Deserialize<Int32>(IntOutput);
+
+        [Benchmark] public Answer AnswerDeserialize() => Serializer.Deserialize<Answer>(AnswerOutput);
+    }
+
+    [Config(typeof(BenchmarkConfig))]
+    public class ShortRun_MsgPackV1_Vs_MsgPackV2_BytesInOut
+    {
+        [ParamsSource(nameof(Serializers))]
+        public SerializerBase Serializer;
+
+        // Currently BenchmarkdDotNet does not detect inherited ParamsSource so use copy and paste:)
+
+        public IEnumerable<SerializerBase> Serializers => new SerializerBase[]
+        {
+            new MessagePack_v1(),
+            new MessagePack_v2(),
+        };
+
+        protected static readonly ExpressionTreeFixture ExpressionTreeFixture = new ExpressionTreeFixture();
+
+        // primitives
+
+        protected static readonly int IntInput = ExpressionTreeFixture.Create<int>();
+
+        // models
+
+        protected static readonly Benchmark.Models.Answer AnswerInput = ExpressionTreeFixture.Create<Benchmark.Models.Answer>();
+
+        object IntOutput;
+        object AnswerOutput;
+
+
+        [GlobalSetup]
+        public void Setup()
+        {
+            // primitives
+            IntOutput = Serializer.Serialize(IntInput);
+
+            // models
+            AnswerOutput = Serializer.Serialize(AnswerInput);
+        }
+
+        // Serialize
+
+        [Benchmark] public object _PrimitiveIntSerialize() => Serializer.Serialize(IntInput);
+        [Benchmark] public object AnswerSerialize() => Serializer.Serialize(AnswerInput);
+
+        // Deserialize
+
+        [Benchmark] public Int32 _PrimitiveIntDeserialize() => Serializer.Deserialize<Int32>(IntOutput);
+
+        [Benchmark] public Answer AnswerDeserialize() => Serializer.Deserialize<Answer>(AnswerOutput);
+    }
+}

benchmark/SerializerBenchmark/SerializerBenchmark.csproj

@@ -0,0 +1,46 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp2.1</TargetFramework>
+    <AssemblyName>SerializerBenchmark</AssemblyName>
+    <RootNamespace>Benchmark</RootNamespace>
+  </PropertyGroup>
+
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+  </PropertyGroup>
+
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="BenchmarkDotNet" Version="0.11.3" />
+    <PackageReference Include="Ceras" Version="4.0.27" />
+    <PackageReference Include="FsPickler" Version="5.2.0" />
+    <PackageReference Include="Hyperion" Version="0.9.8" />
+    <PackageReference Include="Jil" Version="2.16.0" />
+    <PackageReference Include="MsgPack.Cli" Version="1.0.1" />
+    <PackageReference Include="protobuf-net" Version="2.4.0" />
+    <PackageReference Include="SpanJson" Version="2.0.7" />
+    <PackageReference Include="Utf8Json" Version="1.3.7" />
+    <PackageReference Include="Newtonsoft.Json" Version="12.0.1" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\src\MessagePack\MessagePack.csproj">
+      <Aliases>newmsgpack</Aliases>
+    </ProjectReference>
+  </ItemGroup>
+
+  <ItemGroup>
+    <Reference Include="MessagePack_1_7_3_6">
+      <HintPath>MessagePack_1_7_3_6.dll</HintPath>
+      <Aliases>oldmsgpack</Aliases>
+      <Private>true</Private>
+      <SpecificVersion>false</SpecificVersion>
+    </Reference>
+  </ItemGroup>
+
+</Project>

benchmark/SerializerBenchmark/Serializers/BinaryFormatter.cs

@@ -0,0 +1,24 @@
+using Benchmark.Serializers;
+using System.IO;
+using System.Runtime.Serialization.Formatters.Binary;
+
+public class BinaryFormatter_ : SerializerBase
+{
+    public override T Deserialize<T>(object input)
+    {
+        using (var ms = new MemoryStream((byte[])input))
+        {
+            return (T)new BinaryFormatter().Deserialize(ms);
+        }
+    }
+
+    public override object Serialize<T>(T input)
+    {
+        using (var ms = new MemoryStream())
+        {
+            new BinaryFormatter().Serialize(ms, input);
+            ms.Flush();
+            return ms.ToArray();
+        }
+    }
+}

benchmark/SerializerBenchmark/Serializers/CerasSerializer.cs

@@ -0,0 +1,16 @@
+using Benchmark.Serializers;
+
+public class Ceras_ : SerializerBase
+{
+    Ceras.CerasSerializer ceras = new Ceras.CerasSerializer();
+
+    public override T Deserialize<T>(object input)
+    {
+        return ceras.Deserialize<T>((byte[])input);
+    }
+
+    public override object Serialize<T>(T input)
+    {
+        return ceras.Serialize(input);
+    }
+}

benchmark/SerializerBenchmark/Serializers/DataContractSerializer.cs

@@ -0,0 +1,24 @@
+using Benchmark.Serializers;
+using System.IO;
+using System.Runtime.Serialization;
+
+public class DataContract_ : SerializerBase
+{
+    public override T Deserialize<T>(object input)
+    {
+        using (var ms = new MemoryStream((byte[])input))
+        {
+            return (T)new DataContractSerializer(typeof(T)).ReadObject(ms);
+        }
+    }
+
+    public override object Serialize<T>(T input)
+    {
+        using (var ms = new MemoryStream())
+        {
+            new DataContractSerializer(typeof(T)).WriteObject(ms, input);
+            ms.Flush();
+            return ms.ToArray();
+        }
+    }
+}

benchmark/SerializerBenchmark/Serializers/FsPicklerSerializer.cs

@@ -0,0 +1,26 @@
+using Benchmark.Serializers;
+using MBrace.FsPickler;
+using System.IO;
+
+public class FsPickler_ : SerializerBase
+{
+    static readonly BinarySerializer serializer = MBrace.FsPickler.FsPickler.CreateBinarySerializer();
+
+    public override T Deserialize<T>(object input)
+    {
+        using (var ms = new MemoryStream((byte[])input))
+        {
+            return serializer.Deserialize<T>(ms);
+        }
+    }
+
+    public override object Serialize<T>(T input)
+    {
+        using (var ms = new MemoryStream())
+        {
+            serializer.Serialize<T>(ms, input);
+            ms.Flush();
+            return ms.ToArray();
+        }
+    }
+}

benchmark/SerializerBenchmark/Serializers/HagarSerializer.cs

@@ -0,0 +1,56 @@
+//using Benchmark.Serializers;
+//using System.Buffers;
+//using Hagar;
+//using Hagar.Buffers;
+//using Hagar.Session;
+//using Microsoft.Extensions.DependencyInjection;
+//using System.IO.Pipelines;
+
+//public class Hagar_ : SerializerBase
+//{
+//    readonly ServiceProvider serviceProvider;
+
+//    public Hagar_()
+//    {
+//        this.serviceProvider = new ServiceCollection()
+//            .AddHagar()
+//            .AddISerializableSupport()
+//            .AddSerializers(typeof(Hagar_).Assembly) // this assembly
+//            .BuildServiceProvider();
+//    }
+
+//    public override T Deserialize<T>(object input)
+//    {
+//        var serializer = serviceProvider.GetRequiredService<Serializer<T>>();
+//        var sessionPool = serviceProvider.GetRequiredService<SessionPool>();
+
+//        var pipe = new Pipe();
+//        pipe.Writer.WriteAsync((byte[])input).GetAwaiter().GetResult();
+//        pipe.Writer.Complete();
+
+//        using (var session = sessionPool.GetSession())
+//        {
+//            pipe.Reader.TryRead(out var readResult);
+//            var reader = new Reader(readResult.Buffer, session);
+//            var result = serializer.Deserialize(ref reader);
+//            return result;
+//        }
+//    }
+
+//    public override object Serialize<T>(T input)
+//    {
+//        var serializer = serviceProvider.GetRequiredService<Serializer<T>>();
+//        var sessionPool = serviceProvider.GetRequiredService<SessionPool>();
+
+//        var pipe = new Pipe();
+
+//        using (var session = sessionPool.GetSession())
+//        {
+//            var writer = pipe.Writer.CreateWriter(session);
+//            serializer.Serialize(ref writer, input);
+//            pipe.Writer.Complete();
+//            pipe.Reader.TryRead(out var result);
+//            return result.Buffer.ToArray();
+//        }
+//    }
+//}

benchmark/SerializerBenchmark/Serializers/HyperionSerializer.cs

@@ -0,0 +1,26 @@
+using Benchmark.Serializers;
+using Hyperion;
+using System.IO;
+
+public class Hyperion_ : SerializerBase
+{
+    static readonly Serializer serializer = new Hyperion.Serializer();
+
+    public override T Deserialize<T>(object input)
+    {
+        using (var ms = new MemoryStream((byte[])input))
+        {
+            return serializer.Deserialize<T>(ms);
+        }
+    }
+
+    public override object Serialize<T>(T input)
+    {
+        using (var ms = new MemoryStream())
+        {
+            serializer.Serialize(input, ms);
+            ms.Flush();
+            return ms.ToArray();
+        }
+    }
+}

benchmark/SerializerBenchmark/Serializers/JilSerializer.cs

@@ -0,0 +1,16 @@
+using Benchmark.Serializers;
+using Jil;
+using System.Text;
+
+public class Jil_ : SerializerBase
+{
+    public override object Serialize<T>(T input)
+    {
+        return Encoding.UTF8.GetBytes(Jil.JSON.Serialize(input, Options.ISO8601));
+    }
+
+    public override T Deserialize<T>(object input)
+    {
+        return Jil.JSON.Deserialize<T>(Encoding.UTF8.GetString((byte[])input), Options.ISO8601);
+    }
+}

benchmark/SerializerBenchmark/Serializers/JsonNetSerializer.cs

@@ -0,0 +1,33 @@
+using Benchmark.Serializers;
+using Newtonsoft.Json;
+using System.IO;
+using System.Text;
+
+public class JsonNet : SerializerBase
+{
+    static readonly JsonSerializer serializer = new JsonSerializer();
+
+    public override T Deserialize<T>(object input)
+    {
+        using (var ms = new MemoryStream((byte[])input))
+        using (var sr = new StreamReader(ms, Encoding.UTF8))
+        using (var jr = new JsonTextReader(sr))
+        {
+            return serializer.Deserialize<T>(jr);
+        }
+    }
+
+    public override object Serialize<T>(T input)
+    {
+        using (var ms = new MemoryStream())
+        {
+            using (var sw = new StreamWriter(ms, Encoding.UTF8))
+            using (var jw = new JsonTextWriter(sw))
+            {
+                serializer.Serialize(jw, input);
+            }
+            ms.Flush();
+            return ms.ToArray();
+        }
+    }
+}

benchmark/SerializerBenchmark/Serializers/MessagePackSerializer.cs

@@ -0,0 +1,56 @@
+extern alias oldmsgpack;
+extern alias newmsgpack;
+
+using Benchmark.Serializers;
+
+public class MessagePack_v1 : SerializerBase
+{
+    public override T Deserialize<T>(object input)
+    {
+        return oldmsgpack::MessagePack.MessagePackSerializer.Deserialize<T>((byte[])input);
+    }
+
+    public override object Serialize<T>(T input)
+    {
+        return oldmsgpack::MessagePack.MessagePackSerializer.Serialize<T>(input);
+    }
+}
+
+public class MessagePack_v2 : SerializerBase
+{
+    public override T Deserialize<T>(object input)
+    {
+        return newmsgpack::MessagePack.MessagePackSerializer.Deserialize<T>((byte[])input);
+    }
+
+    public override object Serialize<T>(T input)
+    {
+        return newmsgpack::MessagePack.MessagePackSerializer.Serialize<T>(input);
+    }
+}
+
+public class MessagePackLz4_v1 : SerializerBase
+{
+    public override T Deserialize<T>(object input)
+    {
+        return oldmsgpack::MessagePack.LZ4MessagePackSerializer.Deserialize<T>((byte[])input);
+    }
+
+    public override object Serialize<T>(T input)
+    {
+        return oldmsgpack::MessagePack.LZ4MessagePackSerializer.Serialize<T>(input);
+    }
+}
+
+public class MessagePackLz4_v2 : SerializerBase
+{
+    public override T Deserialize<T>(object input)
+    {
+        return newmsgpack::MessagePack.LZ4MessagePackSerializer.Deserialize<T>((byte[])input);
+    }
+
+    public override object Serialize<T>(T input)
+    {
+        return newmsgpack::MessagePack.LZ4MessagePackSerializer.Serialize<T>(input);
+    }
+}

benchmark/SerializerBenchmark/Serializers/MsgPackCliSerializer.cs

@@ -0,0 +1,14 @@
+using Benchmark.Serializers;
+
+public class MsgPackCli : SerializerBase
+{
+    public override T Deserialize<T>(object input)
+    {
+        return MsgPack.Serialization.MessagePackSerializer.Get<T>().UnpackSingleObject((byte[])input);
+    }
+
+    public override object Serialize<T>(T input)
+    {
+        return MsgPack.Serialization.MessagePackSerializer.Get<T>().PackSingleObject(input);
+    }
+}

benchmark/SerializerBenchmark/Serializers/ProtobufSerializer.cs

@@ -0,0 +1,23 @@
+using Benchmark.Serializers;
+using ProtoBuf;
+using System.IO;
+
+public class ProtobufNet : SerializerBase
+{
+    public override T Deserialize<T>(object input)
+    {
+        using (var ms = new MemoryStream((byte[])input))
+        {
+            return Serializer.Deserialize<T>(ms);
+        }
+    }
+
+    public override object Serialize<T>(T input)
+    {
+        using (var ms = new MemoryStream())
+        {
+            Serializer.Serialize(ms, input);
+            return ms.ToArray();
+        }
+    }
+}

benchmark/SerializerBenchmark/Serializers/SerializerBase.cs

@@ -0,0 +1,13 @@
+using System;
+
+namespace Benchmark.Serializers
+{
+    public abstract class SerializerBase
+    {
+        public abstract object Serialize<T>(T input);
+
+        public abstract T Deserialize<T>(object input);
+
+
+    }
+}

benchmark/SerializerBenchmark/Serializers/SpanJsonSerializer.cs

@@ -0,0 +1,14 @@
+using Benchmark.Serializers;
+
+public class SpanJson_ : SerializerBase
+{
+    public override object Serialize<T>(T input)
+    {
+        return SpanJson.JsonSerializer.Generic.Utf8.Serialize(input);
+    }
+
+    public override T Deserialize<T>(object input)
+    {
+        return SpanJson.JsonSerializer.Generic.Utf8.Deserialize<T>((byte[])input);
+    }
+}

benchmark/SerializerBenchmark/Serializers/Utf8JsonSerializer.cs

@@ -0,0 +1,14 @@
+using Benchmark.Serializers;
+
+public class Utf8Json_ : SerializerBase
+{
+    public override object Serialize<T>(T input)
+    {
+        return Utf8Json.JsonSerializer.Serialize(input);
+    }
+
+    public override T Deserialize<T>(object input)
+    {
+        return Utf8Json.JsonSerializer.Deserialize<T>((byte[])input);
+    }
+}

src/MessagePack/MessagePack.csproj

@@ -12,10 +12,17 @@
     <Title>MessagePack for C#</Title>
     <Description>Extremely Fast MessagePack(MsgPack) Serializer for C#(.NET, .NET Core, Unity, Xamarin).</Description>
     <PackageTags>MsgPack;MessagePack;Serialization;Formatter;Serializer;Unity;Xamarin</PackageTags>
+    <AssemblyName>MessagePack</AssemblyName>
   </PropertyGroup>
 
   <ItemGroup>
+    <Compile Remove="bin\**" />
+    <Compile Remove="obj\**" />
+    <EmbeddedResource Remove="bin\**" />
+    <EmbeddedResource Remove="obj\**" />
     <None Remove="*.meta" />
+    <None Remove="bin\**" />
+    <None Remove="obj\**" />
     <None Remove="Resolvers\*.meta" />
     <None Remove="Internal\*.meta" />
     <None Remove="Formatters\*.meta" />