public void SimpleVendingMachine_OnRequestToVendWithLessThan50ponCard_ThrowsException()
{
var paymentProvider = MockRepository.GenerateMock <IPaymentProvider>();
paymentProvider.Expect(x => x.HasBalance()).Return(false);
SimpleVendingMachine machine = new SimpleVendingMachine();
Assert.Throws <Exception>(() => machine.Vend(paymentProvider, "12345"));
}
public void SimpleVendingMachine_OnRequestToVendWithInvalidPin_ThrowsException()
{
var paymentProvider = MockRepository.GenerateMock <IPaymentProvider>();
paymentProvider.Expect(
//x => x.HasBalance(Arg<Payment>.Matches(y => y.Amount < .50m && y.Currency == CurrencyEnum.GBP)))
x => x.HasBalance())
.Return(true);
paymentProvider.Expect(x => x.IsValidPin(Arg <string> .Is.NotNull)).Return(false);
SimpleVendingMachine machine = new SimpleVendingMachine();
Assert.Throws <Exception>(() => machine.Vend(paymentProvider, "12345"));
}
public void SimpleVendingMachine_OnVend_CallsUpdatesCardBalance()
{
var paymentProvider = MockRepository.GenerateMock <IPaymentProvider>();
paymentProvider.Expect(x => x.HasBalance()).Return(true);
paymentProvider.Expect(x => x.IsValidPin(Arg <string> .Is.NotNull)).Return(true);
paymentProvider.Expect(x => x.UpdateCardBalance(Arg <Payment> .Is.NotNull)).Return(true);
SimpleVendingMachine machine = new SimpleVendingMachine();
machine.State = new CardInsertedState(machine);
machine.Vend(paymentProvider, "12345");
paymentProvider.VerifyAllExpectations();
}
public void SimpleVendingMachine_OnRequestToVendOfMoreThan25Cans_ThrowsException()
{
var paymentProvider = MockRepository.GenerateMock <IPaymentProvider>();
paymentProvider.Expect(x => x.HasBalance()).Return(true);
paymentProvider.Expect(x => x.IsValidPin(Arg <string> .Is.NotNull)).Return(true);
paymentProvider.Expect(x => x.UpdateCardBalance(Arg <Payment> .Is.Anything)).Return(true);
SimpleVendingMachine machine = new SimpleVendingMachine();
for (int i = 0; i < 25; i++)
{
machine.SelectItem(ItemType.SoftDrink);
machine.Vend(paymentProvider, "12345");
}
Assert.Throws <Exception>(() => machine.SelectItem(ItemType.SoftDrink));
}
public void SimpleVendingMachine_OnMultipleCashCardsLinkedtoSingleAccount_UpdatesAccountSuccessfully()
{
var account = new Account("HSBC", "Avinash Jethani", new Payment(1000m, CurrencyEnum.GBP));
var cashCard1 = new CashCard(account, "12345");
var cashCard2 = new CashCard(account, "67890");
IPaymentProvider paymentProvider1 = new CashCardPaymentProvider(cashCard1);
IPaymentProvider paymentProvider2 = new CashCardPaymentProvider(cashCard2);
SimpleVendingMachine machine = new SimpleVendingMachine();
machine.SelectItem(ItemType.SoftDrink);
machine.Vend(paymentProvider1, "12345");
machine.SelectItem(ItemType.SoftDrink);
machine.Vend(paymentProvider2, "67890");
Assert.That(cashCard1.CurrentBalance, Is.EqualTo(new Payment(999m, CurrencyEnum.GBP)));
Assert.That(cashCard2.CurrentBalance, Is.EqualTo(new Payment(999m, CurrencyEnum.GBP)));
Assert.That(account.CurrentBalance, Is.EqualTo(new Payment(999m, CurrencyEnum.GBP)));
}
public EmptyState(SimpleVendingMachine machine)
{
}
public CanVendingState(SimpleVendingMachine _vendingMachine)
{
this._vendingMachine = _vendingMachine;
}
public ItemSelectedState(SimpleVendingMachine vendingMachine)
{
_vendingMachine = vendingMachine;
}
public CardInsertedState(SimpleVendingMachine vendingMachine)
{
this._vendingMachine = vendingMachine;
}
