public async Task UpdateDone_RedirectsToIndex_WhenTodoItemIsUpdated() { this._todoItemServiceMock .Setup(service => service.UpdateDoneAsync(It.IsAny <Guid>(), It.IsAny <ApplicationUser>())) .ReturnsAsync(true); var result = await _todosController.UpdateDone(Guid.NewGuid()); Assert.IsType <RedirectToActionResult>(result); Assert.Equal("Index", (result as RedirectToActionResult).ActionName); }