[closes gh-119] Added test for F#'s notnull (fixed by previous commit).

source/Tests/DecompilationTests.cs

@@ -65,6 +65,8 @@ namespace SharpLab.Tests {
         [Theory]
         [InlineData("FSharp.EmptyType.fs2il")]
         [InlineData("FSharp.SimpleMethod.fs2cs")]
+        // https://github.com/ashmind/SharpLab/issues/119
+        [InlineData("FSharp.NotNull.fs2cs")]
         public async Task SlowUpdate_ReturnsExpectedDecompiledCode_ForFSharp(string resourceName) {
             var data = TestData.FromResource(resourceName);
             var driver = await NewTestDriverAsync(data);

source/Tests/TestCode/FSharp/NotNull.fs2cs

@@ -0,0 +1,36 @@
+open System
+
+type C() =
+    member __.notNull x = not (isNull x)
+
+#=> 
+
+using Microsoft.FSharp.Core;
+using System;
+using System.Reflection;
+
+[assembly: AssemblyVersion("0.0.0.0")]
+[assembly: FSharpInterfaceDataVersion(2, 0, 0)]
+[CompilationMapping(SourceConstructFlags.Module)]
+public static class _
+{
+    [CompilationMapping(SourceConstructFlags.ObjectType)]
+    [Serializable]
+    public class C
+    {
+        public C() : this()
+        {
+        }
+
+        public bool notNull<a>(a x) where a : class
+        {
+            return ((x == null) ? 1 : 0) == 0;
+        }
+    }
+}
+namespace <StartupCode$_>
+{
+    internal static class $_
+    {
+    }
+}

source/Tests/Tests.csproj

@@ -13,6 +13,7 @@
     <None Remove="TestCode\Ast\StructuredTrivia.cs2ast" />
     <None Remove="TestCode\Constructor.BaseCall.cs2cs" />
     <None Remove="TestCode\FSharp\EmptyType.fs2il" />
+    <None Remove="TestCode\FSharp\NotNull.fs2cs" />
     <None Remove="TestCode\FSharp\SimpleMethod.fs2cs" />
     <None Remove="TestCode\JitAsm\ArrayElement.cs2asm" />
     <None Remove="TestCode\JitAsm\AsyncRegression.cs2asm" />
@@ -42,6 +43,7 @@
     <EmbeddedResource Include="TestCode\Ast\StructuredTrivia.cs2ast" />
     <EmbeddedResource Include="TestCode\Constructor.BaseCall.cs2cs" />
     <EmbeddedResource Include="TestCode\FSharp\EmptyType.fs2il" />
+    <EmbeddedResource Include="TestCode\FSharp\NotNull.fs2cs" />
     <EmbeddedResource Include="TestCode\FSharp\SimpleMethod.fs2cs" />
     <EmbeddedResource Include="TestCode\JitAsm\GenericMethodWithAttribute.fs2asm" />
     <EmbeddedResource Include="TestCode\JitAsm\OpenGenerics.cs2asm" />