public void User_Can_Submit_Valid_Changes_On_Event()
{
//Arrange
selectedEvent.SelectedEvent.DeadLine.AddHours(2);
//Act
var result = controller.Edit(selectedEvent);
//Assert
Assert.IsNotNull(controller.TempData["Success"]);
result.AssertActionRedirect().ToAction("Details");
mock.Verify(m => m.SaveEvent(selectedEvent.SelectedEvent), Times.Once());
}