public void GetReceipt()
{
GivenBooks();
var bookStore = new BookStore(_books);
var buyBook = bookStore.BuyBook("Dustin", "b");
Assert.AreEqual("Customer : Dustin, Book Name : b", buyBook);
}
public void GetPriceWithoutD()
{
GivenBooks();
var bookStore = new BookStore(_books);
var buyList = new List <KeyValuePair <string, int> >()
{
new KeyValuePair <string, int>("a", 3),
new KeyValuePair <string, int>("b", 2),
new KeyValuePair <string, int>("c", 3),
};
var totalPrice = bookStore.GetPrice(buyList);
Assert.AreEqual(100 * 1 * 0.9 + 150 * 2 * 0.7 + 300 * 3 * 0.8, totalPrice);
}