[rel/3.8] Fix serialization of exceptions by BinaryFormatter in .NET Framework

src/Adapter/MSTest.Engine/Assertions/AssertFailedException.cs

@@ -82,6 +82,9 @@ public AssertFailedException(string message, Exception ex)
     {
     }
 
+#if NET8_0_OR_GREATER
+    [Obsolete(DiagnosticId = "SYSLIB0051")]
+#endif
     private AssertFailedException(SerializationInfo serializationInfo, StreamingContext streamingContext)
     {
     }

src/TestFramework/TestFramework/Exceptions/AssertFailedException.cs

@@ -1,6 +1,9 @@
 // Copyright (c) Microsoft Corporation. All rights reserved.
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 
+using System.ComponentModel;
+using System.Runtime.Serialization;
+
 namespace Microsoft.VisualStudio.TestTools.UnitTesting;
 
 /// <summary>
@@ -35,4 +38,18 @@ public AssertFailedException()
         : base()
     {
     }
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="AssertFailedException"/> class.
+    /// </summary>
+    /// <param name="info">Serialization info.</param>
+    /// <param name="context">Streaming context.</param>
+#if NET8_0_OR_GREATER
+    [Obsolete(DiagnosticId = "SYSLIB0051")]
+#endif
+    [EditorBrowsable(EditorBrowsableState.Never)]
+    protected AssertFailedException(SerializationInfo info, StreamingContext context)
+        : base(info, context)
+    {
+    }
 }

src/TestFramework/TestFramework/Exceptions/AssertInconclusiveException.cs

@@ -1,6 +1,9 @@
 // Copyright (c) Microsoft Corporation. All rights reserved.
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 
+using System.ComponentModel;
+using System.Runtime.Serialization;
+
 namespace Microsoft.VisualStudio.TestTools.UnitTesting;
 
 /// <summary>
@@ -35,4 +38,18 @@ public AssertInconclusiveException()
         : base()
     {
     }
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="AssertInconclusiveException"/> class.
+    /// </summary>
+    /// <param name="info">Serialization info.</param>
+    /// <param name="context">Streaming context.</param>
+#if NET8_0_OR_GREATER
+    [Obsolete(DiagnosticId = "SYSLIB0051")]
+#endif
+    [EditorBrowsable(EditorBrowsableState.Never)]
+    protected AssertInconclusiveException(SerializationInfo info, StreamingContext context)
+        : base(info, context)
+    {
+    }
 }

src/TestFramework/TestFramework/Exceptions/InternalTestFailureException.cs

@@ -1,6 +1,9 @@
 // Copyright (c) Microsoft Corporation. All rights reserved.
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 
+using System.ComponentModel;
+using System.Runtime.Serialization;
+
 namespace Microsoft.VisualStudio.TestTools.UnitTesting;
 
 /// <summary>
@@ -46,4 +49,18 @@ public InternalTestFailureException()
         : base()
     {
     }
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="InternalTestFailureException"/> class.
+    /// </summary>
+    /// <param name="info">Serialization info.</param>
+    /// <param name="context">Streaming context.</param>
+#if NET8_0_OR_GREATER
+    [Obsolete(DiagnosticId = "SYSLIB0051")]
+#endif
+    [EditorBrowsable(EditorBrowsableState.Never)]
+    protected InternalTestFailureException(SerializationInfo info, StreamingContext context)
+        : base(info, context)
+    {
+    }
 }

src/TestFramework/TestFramework/Exceptions/UnitTestAssertException.cs

@@ -1,6 +1,9 @@
 // Copyright (c) Microsoft Corporation. All rights reserved.
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 
+using System.ComponentModel;
+using System.Runtime.Serialization;
+
 namespace Microsoft.VisualStudio.TestTools.UnitTesting;
 
 /// <summary>
@@ -34,4 +37,18 @@ protected UnitTestAssertException(string msg)
         : base(msg)
     {
     }
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="UnitTestAssertException"/> class.
+    /// </summary>
+    /// <param name="info">Serialization info.</param>
+    /// <param name="context">Streaming context.</param>
+#if NET8_0_OR_GREATER
+    [Obsolete(DiagnosticId = "SYSLIB0051")]
+#endif
+    [EditorBrowsable(EditorBrowsableState.Never)]
+    protected UnitTestAssertException(SerializationInfo info, StreamingContext context)
+        : base(info, context)
+    {
+    }
 }

src/TestFramework/TestFramework/PublicAPI/PublicAPI.Unshipped.txt

@@ -375,3 +375,7 @@ static Microsoft.VisualStudio.TestTools.UnitTesting.Assert.ThrowsExactlyAsync<TE
 [MSTESTEXP]Microsoft.VisualStudio.TestTools.UnitTesting.RetryResult
 [MSTESTEXP]Microsoft.VisualStudio.TestTools.UnitTesting.RetryResult.AddResult(Microsoft.VisualStudio.TestTools.UnitTesting.TestResult![]! testResults) -> void
 [MSTESTEXP]Microsoft.VisualStudio.TestTools.UnitTesting.RetryResult.RetryResult() -> void
+Microsoft.VisualStudio.TestTools.UnitTesting.AssertFailedException.AssertFailedException(System.Runtime.Serialization.SerializationInfo! info, System.Runtime.Serialization.StreamingContext context) -> void
+Microsoft.VisualStudio.TestTools.UnitTesting.AssertInconclusiveException.AssertInconclusiveException(System.Runtime.Serialization.SerializationInfo! info, System.Runtime.Serialization.StreamingContext context) -> void
+Microsoft.VisualStudio.TestTools.UnitTesting.InternalTestFailureException.InternalTestFailureException(System.Runtime.Serialization.SerializationInfo! info, System.Runtime.Serialization.StreamingContext context) -> void
+Microsoft.VisualStudio.TestTools.UnitTesting.UnitTestAssertException.UnitTestAssertException(System.Runtime.Serialization.SerializationInfo! info, System.Runtime.Serialization.StreamingContext context) -> void

test/UnitTests/TestFramework.UnitTests/Exceptions/BinaryFormatterExceptionSerializationTests.cs

@@ -0,0 +1,44 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+using System.Runtime.Serialization.Formatters.Binary;
+
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+using TestFramework.ForTestingMSTest;
+
+namespace Microsoft.VisualStudio.TestPlatform.TestFramework.UnitTests.Attributes;
+
+[Obsolete]
+public sealed class BinaryFormatterExceptionSerializationTests : TestContainer
+{
+    public void AssertFailedExceptionCanBeSerializedAndDeserialized()
+        => VerifySerialization(Assert.Fail);
+
+    public void AssertInconclusiveExceptionCanBeSerializedAndDeserialized()
+        => VerifySerialization(Assert.Inconclusive);
+
+    public void InternalTestFailureExceptionCanBeSerializedAndDeserialized()
+        => VerifySerialization(() => throw new InternalTestFailureException("Some internal error."));
+
+    private void VerifySerialization(Action actionThatThrows)
+    {
+        try
+        {
+            actionThatThrows();
+        }
+        catch (Exception ex)
+        {
+            // Ensure the thrown exception can be serialized and deserialized by binary formatter to keep compatibility with it,
+            // even though it is obsoleted and removed in .NET.
+            var mem = new MemoryStream();
+            new BinaryFormatter().Serialize(mem, ex);
+            mem.Position = 0;
+            new BinaryFormatter().Deserialize(mem);
+
+            return;
+        }
+
+        throw new InvalidOperationException($"The provided '{nameof(actionThatThrows)}' did not throw any exception.");
+    }
+}

test/UnitTests/TestFramework.UnitTests/TestFramework.UnitTests.csproj

@@ -14,7 +14,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <ProjectReference Include="$(RepoRoot)src\TestFramework\TestFramework\TestFramework.csproj"/>
+    <ProjectReference Include="$(RepoRoot)src\TestFramework\TestFramework\TestFramework.csproj" />
     <ProjectReference Include="$(RepoRoot)test\Utilities\TestFramework.ForTestingMSTest\TestFramework.ForTestingMSTest.csproj" />
   </ItemGroup>