public void CantDoubleBook()
{
AddBookingViewModel addBookingViewModel = CreateBookingViewModel();
addBookingViewModel.AddBooking();
Assert.IsFalse(addBookingViewModel.ValidateInput());
}
/// <summary>
/// Validates the fields in the add guest window
/// </summary>
/// <param name="parameter"></param>
/// <returns></returns>
public bool CanExecute(object parameter)
{
return(viewModel.ValidateInput());
}
