public void ShouldReturn45WhenScanning2Bs()
{
var map = new Dictionary <string, int>
{
{ "B", 30 }
};
var specialPriceProvider = new SpecialPrice("B", 2, 45);
var checkout = new Checkout(map, specialPriceProvider);
checkout.Scan("B");
checkout.Scan("B");
Assert.That(checkout.GetTotalPrice(), Is.EqualTo(45));
}
public void ShouldReturn130WhenScanning3As()
{
var map = new Dictionary <string, int>
{
{ "A", 50 }
};
var specialPriceProvider = new SpecialPrice("A", 3, 130);
var checkout = new Checkout(map, specialPriceProvider);
checkout.Scan("A");
checkout.Scan("A");
checkout.Scan("A");
Assert.That(checkout.GetTotalPrice(), Is.EqualTo(130));
}
public Checkout(IDictionary <string, int> stockToPriceMap, SpecialPrice specialPrice)
{
_stockToPriceMap = stockToPriceMap;
_specialPrice = specialPrice;
}
