public void PutConference() { // Arrange ConferenceController controller = new ConferenceController(); Conference ConferenceObj = new Conference { Title = "Put request sucessfull", IsDeleted = false, Description = "This is Project Status Metting", EndTime = new DateTime(2016, 11, 11, 15, 00, 00), StartTime = new DateTime(2016, 11, 11, 14, 00, 00), SpecialComments = "This is Special Comments", ID = 2 }; var actResult = controller.Put(2, ConferenceObj); // Act var result = actResult as OkNegotiatedContentResult <Conference>; // Assert Assert.IsNotNull(result); Assert.IsTrue(result.Content.Title.Equals("Put request sucessfull")); }