public void ShoppingCart_buy_1_book()
{
//arrange
ShoppingCart target = new ShoppingCart();
PotterBook book = new PotterBook {
Episode = 1
};
target.AddToCart(book);
var expected = 100;
//act
var actual = target.Billing();
//assert
Assert.AreEqual(expected, actual);
}
public void ShoppingCart_buy_2_different_books()
{
//arrange
ShoppingCart target = new ShoppingCart();
List <PotterBook> books = new List <PotterBook>
{
new PotterBook {
Episode = 1
},
new PotterBook {
Episode = 2
},
};
target.AddToCart(books);
var expected = 190;
//act
var actual = target.Billing();
//assert
Assert.AreEqual(expected, actual);
}