public CardReaderViewModel(IEventAggregator eventAggregator, ICardReaderController cardReaderController)
{
Controller = cardReaderController;
EventAggregator = eventAggregator;
// Subscribe to setEnabled event from the borrower.
// In the event that the Borrowers current state is initialised, Enables this control, otherwise disables it.
eventAggregator.GetEvent<Messages.BorrowingStateEvent>().Subscribe(borrowModel => Enabled = borrowModel.BorrowingState == EBorrowState.INITIALIZED);
// Listen to Swipe button press
CardSwipedCmd = new DelegateCommand<string>(cardReaderController.CardSwiped).ObservesCanExecute(p => Enabled);
// Listen to window close event.
CloseWindowCommand = new DelegateCommand(CloseWindow, () => false);
}
public void SwipeCard_WithValidBorrowerId_SetsBorrowerDetailsForBookScanner(
IScanBookController scanBookController, IBorrowController borrowController,
ICardReaderViewModel cardReaderViewModel, ICardReaderController cardReaderController,
IScanBookViewModel scanBookViewModel)
{
AutoMapperConfig.RegisterMaps();
// The borrow controller has been clicked.
borrowController.WaitForCardSwipe();
// The card is swiped with a known user.
cardReaderViewModel.BorrowerId = "0001";
// When the card is swiped.
cardReaderController.CardSwiped(cardReaderViewModel.BorrowerId);
scanBookViewModel.BorrowerId.Should().Be(1);
scanBookViewModel.Name.Should().Be("fName1 lName1");
scanBookViewModel.Contact.Should().Be("0001");
}
public void SwipeCard_WithValidBorrowerId_CardReaderIsDisabled(
IScanBookController scanBookController
, IBorrowController borrowController
, ICardReaderController cardReaderController
, ICardReaderViewModel cardReaderViewModel
, IScanBookViewModel scanBookViewModel)
{
PreConditions(borrowController, cardReaderViewModel);
// Arrange - unrestricted user.
const string borrowerId = "1";
cardReaderViewModel.BorrowerId = borrowerId;
// Act - Swipe the card.
cardReaderController.CardSwiped(borrowerId);
// Assert - ensure that the card reader is disabled.
cardReaderViewModel.Enabled.Should().BeFalse();
}
public void SwipeCard_WithValidBorrowerId_ExistingLoansDisplayed(
IScanBookController scanBookController
, IBorrowController borrowController
, IBorrowingViewModel borrowingViewModel
, ICardReaderController cardReaderController
, ICardReaderViewModel cardReaderViewModel
, IScanBookViewModel scanBookViewModel
, IScannerController scannerController
, IScannerViewModel scannerViewModel)
{
PreConditions(borrowController, cardReaderViewModel);
// Arrange - User with existing loans.
const string borrowerId = "2";
cardReaderViewModel.BorrowerId = borrowerId;
// Act - Swipe the card.
cardReaderController.CardSwiped(borrowerId);
// Assert - ensure that the card reader is disabled.
scanBookViewModel.ExistingLoan.Should().Contain("author1");
scanBookViewModel.ExistingLoan.Should().Contain("title2 ");
scanBookViewModel.ExistingLoan.Should().Contain("fName2 lName2");
scanBookViewModel.ExistingLoan.Should().Contain(DateTime.Today.ToShortDateString());
scanBookViewModel.ExistingLoan.Should().Contain(DateTime.Today.AddDays(14).ToShortDateString());
}
