public void SelectNonExistentProductFail()
{
var readyToSellState = CreateReadyToSellProductState();
readyToSellState.SelectProduct(Product.Espresso);
var state = new ReadyToAcceptCoins(readyToSellState);
Assert.Throws <NotSufficientAmountException>(
() => state.InsertCoins(new List <Coin> {
Coin.HalfEuro
})
);
Assert.True(state.VendingMachine.State is ReadyToAcceptCoins);
}
public void InsertCoinsAndChangeStateSuccess()
{
var state = new ReadyToAcceptCoins(CreateReadyToSellProductState());
state.InsertCoins(new List <Coin>
{
Coin.HalfEuro,
Coin.OneEuro
}
);
var insertedCoins = state.InsertedCoins.ToList();
Assert.True(insertedCoins.Count == 2);
Assert.Equal(Coin.HalfEuro, insertedCoins[0]);
Assert.Equal(Coin.OneEuro, insertedCoins[1]);
Assert.True(state.VendingMachine.State is ReadyToProcessOrder);
}