public void CallError(string callId, string errorUri, string errorDesc, object errorDetails) { WampMessage <MockRaw> serialized = SerializeCallError(callId, errorUri, errorDesc, errorDetails); WampMessage <MockRaw> raw = WampV1Messages.CallError(callId, errorUri, errorDesc, errorDetails); Assert.That(serialized, Is.EqualTo(raw).Using(mComparer)); }