public void ShouldReturnNormalPriceOfASimpleItem()
{
CheckoutMachine checkout = new CheckoutMachine("a: 1");
checkout.Scan("a");
Assert.AreEqual(checkout.Total, 1);
}
public void ShouldReturnSpecialPriceOfItemWithSpecialPrice()
{
CheckoutMachine checkout = new CheckoutMachine("a: 1 2 for 1");
checkout.Scan("a");
checkout.Scan("a");
Assert.AreEqual(checkout.Total, 1);
}
public void ShouldReturnCorrectPriceForMixedItems()
{
CheckoutMachine checkout = new CheckoutMachine(@"a: 2 2 for 1
b: 7
c: 4 3 for 10");
checkout.Scan("a");
checkout.Scan("b");
checkout.Scan("c");
checkout.Scan("c");
checkout.Scan("c");
Assert.AreEqual(checkout.Total, 19);
}
public void Setup()
{
checkoutMachine = new CheckoutMachine();
}