public async Task Get_user_Notification_Failed()
        {
            //Arrange
            var userId = new Guid();

            //Act
            var catalogContext   = new NotificationsDbContext(_dbOptions);
            var accessServ       = new NotificationsAccess(catalogContext);
            var NotificationServ = new NotificationsService(accessServ);
            var testController   = new NotificationsController(NotificationServ);
            var actionResult     = await testController.GetUserCancelledAppointmentNotification(userId).ConfigureAwait(false);

            //Assert
            Assert.IsType <NotFoundObjectResult>(actionResult);
            var result = ((NotFoundObjectResult)actionResult).Value;

            Assert.Null(result);
        }
        public async Task Get_user_Notification_success()
        {
            //Arrange
            var userId = testUserId;

            //Act
            var catalogContext   = new NotificationsDbContext(_dbOptions);
            var accessServ       = new NotificationsAccess(catalogContext);
            var NotificationServ = new NotificationsService(accessServ);
            var testController   = new NotificationsController(NotificationServ);
            var actionResult     = await testController.GetUserCancelledAppointmentNotification(userId).ConfigureAwait(false);

            //Assert
            Assert.IsType <OkObjectResult>(actionResult);
            var result = Assert.IsAssignableFrom <List <NotificationModel> >(((OkObjectResult)actionResult).Value);

            Assert.Equal(3, result.Count);
            Assert.Equal(EventType.AppointmentCancelled.ToString(), result[0].EventType);
            Assert.Contains("Hi Firstname, your appointment with OrganisationName at AppointmentDateTime has been cancelled for the following reason: Reason.",
                            result[0].Message);
        }