Fix NUnit3 causes AssemblyBuilder.Save access violation.

Author: yfakariya

src/MsgPack/Serialization/EmittingSerializers/SerializationMethodGeneratorManager.cs

@@ -175,6 +175,10 @@ private SerializationMethodGeneratorManager( bool isDebuggable, bool isCollectab
 #else
 						: AssemblyBuilderAccess.Run
 #endif // !NETFX_35
+#if DEBUG
+						,
+						SerializerDebugging.DumpDirectory
+#endif // DEBUG
 					);
 #else
 					AssemblyBuilder.DefineDynamicAssembly(

src/MsgPack/Serialization/SerializerDebugging.cs

@@ -268,6 +268,14 @@ public static void ResetDependentAssemblies()
 #endif // !NETSTANDARD1_1 && !NETSTANDARD1_3
 		}
 
+		private static string _dumpDirectory;
+
+		public static string DumpDirectory
+		{
+			get { return Interlocked.CompareExchange( ref _dumpDirectory, null, null ); }
+			set { Interlocked.Exchange( ref _dumpDirectory, value ); }
+		}
+
 #if !NETSTANDARD1_1 && !NETSTANDARD1_3
 		private static int _wasDeleted;
 		private const string HistoryFile = "MsgPack.Serialization.SerializationGenerationDebugging.CodeDOM.History.txt";

test/MsgPack.UnitTest.CodeDom/Serialization/ArrayCodeDomBasedAutoMessagePackSerializerTest.cs

@@ -124,6 +124,7 @@ private bool CanDump
 		public void SetUp()
 		{
 			SerializerDebugging.DeletePastTemporaries();
+			SerializerDebugging.DumpDirectory = TestContext.CurrentContext.WorkDirectory;
 			//SerializerDebugging.TraceEnabled = true;
 			//SerializerDebugging.DumpEnabled = true;
 			if ( SerializerDebugging.TraceEnabled )

test/MsgPack.UnitTest.CodeDom/Serialization/MapCodeDomBasedAutoMessagePackSerializerTest.cs

@@ -126,6 +126,7 @@ private bool CanDump
 		public void SetUp()
 		{
 			SerializerDebugging.DeletePastTemporaries();
+			SerializerDebugging.DumpDirectory = TestContext.CurrentContext.WorkDirectory;
 			//SerializerDebugging.TraceEnabled = true;
 			//SerializerDebugging.DumpEnabled = true;
 			if ( SerializerDebugging.TraceEnabled )

test/MsgPack.UnitTest/Serialization/ArrayFieldBasedAutoMessagePackSerializerTest.cs

@@ -124,6 +124,7 @@ private bool CanDump
 		public void SetUp()
 		{
 			SerializerDebugging.DeletePastTemporaries();
+			SerializerDebugging.DumpDirectory = TestContext.CurrentContext.WorkDirectory;
 			//SerializerDebugging.TraceEnabled = true;
 			//SerializerDebugging.DumpEnabled = true;
 			if ( SerializerDebugging.TraceEnabled )

test/MsgPack.UnitTest/Serialization/ArrayReflectionBasedAutoMessagePackSerializerTest.cs

@@ -124,6 +124,7 @@ private bool CanDump
 		public void SetUp()
 		{
 			SerializerDebugging.DeletePastTemporaries();
+			SerializerDebugging.DumpDirectory = TestContext.CurrentContext.WorkDirectory;
 			//SerializerDebugging.TraceEnabled = true;
 			//SerializerDebugging.DumpEnabled = true;
 			if ( SerializerDebugging.TraceEnabled )

test/MsgPack.UnitTest/Serialization/AutoMessagePackSerializerTest.ttinclude

@@ -213,6 +213,7 @@ namespace MsgPack.Serialization
 		}
 #>
 			SerializerDebugging.DeletePastTemporaries();
+			SerializerDebugging.DumpDirectory = TestContext.CurrentContext.WorkDirectory;
 			//SerializerDebugging.TraceEnabled = true;
 			//SerializerDebugging.DumpEnabled = true;
 			if ( SerializerDebugging.TraceEnabled )

test/MsgPack.UnitTest/Serialization/MapFieldBasedAutoMessagePackSerializerTest.cs

@@ -126,6 +126,7 @@ private bool CanDump
 		public void SetUp()
 		{
 			SerializerDebugging.DeletePastTemporaries();
+			SerializerDebugging.DumpDirectory = TestContext.CurrentContext.WorkDirectory;
 			//SerializerDebugging.TraceEnabled = true;
 			//SerializerDebugging.DumpEnabled = true;
 			if ( SerializerDebugging.TraceEnabled )

test/MsgPack.UnitTest/Serialization/MapReflectionBasedAutoMessagePackSerializerTest.cs

@@ -126,6 +126,7 @@ private bool CanDump
 		public void SetUp()
 		{
 			SerializerDebugging.DeletePastTemporaries();
+			SerializerDebugging.DumpDirectory = TestContext.CurrentContext.WorkDirectory;
 			//SerializerDebugging.TraceEnabled = true;
 			//SerializerDebugging.DumpEnabled = true;
 			if ( SerializerDebugging.TraceEnabled )