public void BasketTotalAmount_GivenBasket_BaksetTotalAmountShouldBe10()
{
//Arrange
var expected = 10;
IPriceEngine priceEngine = new PriceEngine();
ICheckout checkout = new Checkout(priceEngine);
var basket = new Basket();
var itemA = new BasketItem("A");
basket.Add(itemA);
//Act
var total = checkout.BasketTotalAmount(basket.basketItems);
//Assert
Assert.That(total, Is.EqualTo(expected));
}
