public async Task DeleteConfirmed_Post_RedirectToIndex()
        {
            Mock <AnnualLeaveService> mock       = new Mock <AnnualLeaveService>();
            AnnualLeaveController     controller = GetNewAnnualLeaveController(mock.Object, null);

            RedirectToRouteResult result = (await controller.DeleteConfirmed(1)) as RedirectToRouteResult;

            Assert.AreEqual("Index", result.RouteValues["action"]);
        }