public void GivenNoCoinsHaveBeenInserted_WhenUpdate_ThenInsertCoinShouldBeDisplayed()
{
IVendingMachineDisplay vendingMachineDisplay = Mocker.CreateInstance <VendingMachineDisplay>();
ICoinCollection coinCollection = new CoinCollection();
var expectedString = Resources.Strings.InsertCoin;
vendingMachineDisplay.Update(coinCollection);
vendingMachineDisplay.Display.Should().Be(expectedString);
Mocker.Verify <IDisplayWriter>(d => d.Write(expectedString), Times.Once);
}
public void GivenANickelHasBeenInserted_WhenUpdate_Then5CentsShouldBeDisplayed()
{
IVendingMachineDisplay vendingMachineDisplay = Mocker.CreateInstance <VendingMachineDisplay>();
ICoinCollection coinCollection = new CoinCollection()
{
new Nickle()
};
var expectedString = string.Format(Resources.Strings.DisplayCoinTotal, 0.05);
vendingMachineDisplay.Update(coinCollection);
vendingMachineDisplay.Display.Should().Be(expectedString);
Mocker.Verify <IDisplayWriter>(d => d.Write(expectedString), Times.Once);
}
public void InsertCoin(CoinEnum coinValue)
{
var coin = _coinFactory.Create(coinValue);
if (coin is InvalidCoin)
{
_coinReturn.AddCoin(coin);
}
else
{
_coinSlot.AddCoin(coin);
_vendingMachineDisplay.Update(_coinSlot);
}
}
