public void TestDeleteActivity()
        {
            PerformanceController ñontroller = ConfigureController();

            DeleteActivityModel m = new DeleteActivityModel {
                id = 1
            };

            IActionResult result = ñontroller.DeleteActivity(m);

            Assert.IsTrue(result is OkObjectResult);

            OkObjectResult okResult = result as OkObjectResult;

            Assert.IsTrue(okResult.Value as string == "Success");

            m = new DeleteActivityModel {
                id = 4
            };

            result = ñontroller.DeleteActivity(m);

            Assert.IsTrue(okResult.Value as string == "Success");
            //Assert.IsTrue(result is BadRequestObjectResult);
        }