public void DeleteTest_BW(string validGuid) { //arrange var mockRepo = new Mock <IBookService>(); mockRepo.Setup(n => n.GetAll()).Returns(MockData.GetTestBookItems()); var controller = new BooksController(mockRepo.Object); var itemGuid = new Guid(validGuid); //act var result = controller.Delete_BW(itemGuid, null); //assert var actionResult = Assert.IsType <RedirectToActionResult>(result); Assert.Equal("Index", actionResult.ActionName); Assert.Null(actionResult.ControllerName); }