1 files changed, 5 insertions, 0 deletions
diff --git a/src/MessagePack.UnityClient/Assets/Scripts/Tests/Shims/XUnit.cs b/src/MessagePack.UnityClient/Assets/Scripts/Tests/Shims/XUnit.cs
index c83b4d51..f1eee269 100644
--- a/src/MessagePack.UnityClient/Assets/Scripts/Tests/Shims/XUnit.cs
+++ b/src/MessagePack.UnityClient/Assets/Scripts/Tests/Shims/XUnit.cs
@@ -130,6 +130,11 @@ namespace Xunit
         {
             NUnit.Framework.Assert.AreSame(expected, actual);
         }
+
+        public static void NotSame(object expected, object actual)
+        {
+            NUnit.Framework.Assert.AreNotSame(expected, actual);
+        }
     }
 
     [Serializable]