public void GivenEmptyCartAndProduct_WhenUserAddsProductItemsToCart_ThenCartShowsCorrectTotalPrice()
{
// Arrange
var product = new Product("Dove Soap", 39.99);
var cart = new ShoppingCart.ShoppingCart();
// Act
var productItem = new ProductItem(product, 5);
cart.AddProductItem(productItem);
// Assert
Assert.That(cart.TotalPrice, Is.EqualTo(199.95));
}
public void GivenEmptyCartAndProduct_WhenUserAddsProductItemsToCart_ThenCartShowsCorrectProductItem()
{
// Arrange
const string expectedProductItemName = "Dove Soap";
const double expectedProductItemUnitPrice = 39.99;
const uint expectedProductItemQuantity = 5;
var product = new Product(expectedProductItemName, expectedProductItemUnitPrice);
var cart = new ShoppingCart.ShoppingCart();
// Act
var productItem = new ProductItem(product, expectedProductItemQuantity);
cart.AddProductItem(productItem);
var productItemFromCart = cart.ProductItems.First();
// Assert
Assert.That(productItemFromCart.Name, Is.EqualTo(expectedProductItemName));
Assert.That(productItemFromCart.UnitPrice, Is.EqualTo(expectedProductItemUnitPrice));
Assert.That(productItemFromCart.Quantity, Is.EqualTo(expectedProductItemQuantity));
}
