public async Task UpdateCase_Success() { var response = await _controller.Put(new CaseEx() { RecordType = "UPDATECASE", CaseNumber = "123456", AccountIdentifier = "2F21F18E-63F5-4AA9-9468-A9A95B7A51B6", First_Name__c = "Martin", Last_Name__c = "Cheng", Subject = "My t", }); var Result = response as OkNegotiatedContentResult <CaseResponse>; Assert.AreEqual(true, Result.Content.Success); }