add additional debug output

tools/test-proxy/Azure.Sdk.Tools.TestProxy.Tests/RecordSessionTests.cs

@@ -271,7 +271,9 @@ namespace Azure.Sdk.Tools.TestProxy.Tests
                 "Body differences:" + Environment.NewLine +
                 "Request and record bodies do not match at index 40:" + Environment.NewLine +
                 "     request: \"e and long.\"" + Environment.NewLine +
-                "     record:  \"e and long but it also doesn't\"" + Environment.NewLine,
+                "     record:  \"e and long but it also doesn't\"" + Environment.NewLine +
+                "Remaining Unmatched Entries:" + Environment.NewLine +
+                " -> http://remote-host" + Environment.NewLine,
                 exception.Message);
         }
 

tools/test-proxy/Azure.Sdk.Tools.TestProxy/Common/DebugLogger.cs

@@ -5,6 +5,7 @@ using System;
 using System.Collections.Generic;
 using System.Text.Json;
 using Microsoft.AspNetCore.Http.Extensions;
+using Azure.Sdk.Tools.TestProxy.CommandOptions;
 
 namespace Azure.Sdk.Tools.TestProxy.Common
 {
@@ -31,6 +32,8 @@ namespace Azure.Sdk.Tools.TestProxy.Common
         // internal for testing
         internal static ILogger Logger { get; set; }
 
+        private static string LogMode { get; set; }
+
         public static void ConfigureLogger(ILoggerFactory factory)
         {
             if (Logger == null && factory != null)
@@ -39,6 +42,11 @@ namespace Azure.Sdk.Tools.TestProxy.Common
             }
         }
 
+        public static void ConfigureLoggerVerboseLevel(DefaultOptions defaultOptions)
+        {
+            LogMode = "VerboseSanitizer";
+        }
+
         /// <summary>
         /// Used to retrieve the final log level setting. This is a "runtime" setting that is checking the result AFTER
         /// accounting for launchSettings, appSettings, and environment variable settings.
@@ -215,5 +223,11 @@ namespace Azure.Sdk.Tools.TestProxy.Common
 
             return sb.ToString();
         }
+
+        public static void LogVerbose(string output)
+        {
+            // todo: add recognition of modes from startup
+            System.Console.WriteLine(output);
+        }
     }
 }

tools/test-proxy/Azure.Sdk.Tools.TestProxy/Common/RecordMatcher.cs

@@ -1,4 +1,4 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation. All rights reserved.
 // Licensed under the MIT License.
 
 using Azure.Core;
@@ -127,7 +127,7 @@ namespace Azure.Sdk.Tools.TestProxy.Common
                 }
             }
 
-            throw new TestRecordingMismatchException(GenerateException(request, bestScoreEntry));
+            throw new TestRecordingMismatchException(GenerateException(request, bestScoreEntry, entries));
         }
 
         public virtual int CompareBodies(byte[] requestBody, byte[] recordBody, StringBuilder descriptionBuilder = null)
@@ -213,7 +213,7 @@ namespace Azure.Sdk.Tools.TestProxy.Common
             return req.ToUri().ToString();
         }
 
-        private string GenerateException(RecordEntry request, RecordEntry bestScoreEntry)
+        private string GenerateException(RecordEntry request, RecordEntry bestScoreEntry, IList<RecordEntry> entries)
         {
             StringBuilder builder = new StringBuilder();
             builder.AppendLine($"Unable to find a record for the request {request.RequestMethod} {request.RequestUri}");
@@ -244,6 +244,20 @@ namespace Azure.Sdk.Tools.TestProxy.Common
 
             CompareBodies(request.Request.Body, bestScoreEntry.Request.Body, builder);
 
+            // todo: enable MODES here?
+            if (entries != null && entries.Count > 0)
+            {
+                builder.AppendLine("Remaining Unmatched Entries:");
+                foreach(var entry in entries)
+                {
+                    builder.AppendLine($" -> {entry.RequestUri}");
+                }
+            }
+            else
+            {
+                builder.AppendLine("There were no entries remaining to be matched against.");
+            }
+            
             return builder.ToString();
         }
 

tools/test-proxy/Azure.Sdk.Tools.TestProxy/Common/StringSanitizer.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Net;
 using System.Text;
 using System.Text.RegularExpressions;
@@ -49,7 +49,11 @@ namespace Azure.Sdk.Tools.TestProxy.Common
         /// <returns>An updated value of the input string, with replacement operations completed if necessary.</returns>
         public static string ReplaceValue(string inputValue, string targetValue, string replacementValue)
         {
-            return inputValue.Replace(targetValue, replacementValue);
+            var result = inputValue.Replace(targetValue, replacementValue);
+
+            DebugLogger.LogVerbose($"String Sanitized Applied:\nBefore: \n{inputValue}\nAfter: \n{result}");
+
+            return result;
         }
 
         /// <summary>
@@ -112,6 +116,11 @@ namespace Azure.Sdk.Tools.TestProxy.Common
                 replacement = rx.Replace(inputValue, replacementValue);
             }
 
+            if (regex != null)
+            {
+                DebugLogger.LogVerbose($"Regex \"{regex??"N/A"}\" Applied:\nBefore:\n{inputValue}\nAfter:\n{replacement}");
+            }
+
             return replacement;
         }
     }

tools/test-proxy/Azure.Sdk.Tools.TestProxy/Startup.cs

@@ -76,6 +76,8 @@ namespace Azure.Sdk.Tools.TestProxy
             DefaultStore = Resolver.ResolveStore(defaultOptions.StoragePlugin ?? "GitStore");
             var assetsJson = string.Empty;
 
+            DebugLogger.ConfigureLoggerVerboseLevel(defaultOptions);
+
             switch (commandObj)
             {
                 case ConfigLocateOptions configOptions: