public void ConstructorTest()
{
var product = new Product("A", 2.00, discounts);
var item = new CartItem(product.GetName(), product, 1);
Assert.AreEqual(product.GetName(), item.GetName());
Assert.AreEqual(product, item.GetProduct());
}
public void CalculatePriceTest()
{
var product = new Product("A", 2.00, discounts);
var item = new CartItem(product.GetName(), product, 1);
var item2 = new CartItem(product.GetName(), product, 2);
Assert.AreEqual(item.CalculatePrice(), 2.00);
Assert.AreEqual(item2.CalculatePrice(), 4.00);
}
public void CalculateDiscountTest()
{
var product = new Product("A", 2.00, discounts);
var item = new CartItem(product.GetName(), product, 4);
var item2 = new CartItem(product.GetName(), product, 5);
var item3 = new CartItem(product.GetName(), product, 10);
Assert.AreEqual(item.CalculateDiscount(), 1.00);
Assert.AreEqual(item2.CalculateDiscount(), 1.00);
Assert.AreEqual(item3.CalculateDiscount(), 2.00);
}
/*
* Adds a CartItem to the cart and sets the quanity of that CartItem
*/
public void AddItem(Product product, int quantity)
{
if (_contents.ContainsKey(product.GetName()))
{
_contents[product.GetName()].quantity += quantity;
}
else
{
var item = new CartItem(product.GetName(), product, quantity);
_contents[product.GetName()] = item;
}
}