public void Total_Scan3ItemsWithDiscount_ReturnsCorrectPrice()
{
Checkout checkout = new Checkout(this.ruleFactory.Load());
checkout.Scan("A");
checkout.Scan("A");
checkout.Scan("A");
checkout.Total().Should().Be(130);
}
public void Total_DoNotScanAnything_Returns0()
{
Checkout checkout = new Checkout(this.ruleFactory.Load());
checkout.Scan(string.Empty);
checkout.Total().Should().Be(0);
}
public void Total_ScanManyAllItemsWithOutDiscount_ReturnsCorrectPrice()
{
Checkout checkout = new Checkout(this.ruleFactory.Load());
checkout.Scan("C");
checkout.Scan("C");
checkout.Scan("D");
checkout.Scan("D");
checkout.Total().Should().Be(70);
}
public void Total_ScanManyItemNoDiscount_ReturnsCorrectPrice()
{
Checkout checkout = new Checkout(this.ruleFactory.Load());
checkout.Scan("C");
checkout.Scan("D");
checkout.Scan("B");
checkout.Scan("A");
checkout.Total().Should().Be(115);
}