public void Initialize()
{
Product prod_a = new Product("A", 2.00M);
Product prod_b = new Product("B", 12.00M);
Product prod_c = new Product("C", 1.25M);
Product prod_d = new Product("D", 0.15M);
Inventory inv = new Inventory();
inv.AddProduct(prod_a.GetCode(), prod_a);
inv.AddProduct(prod_b.GetCode(), prod_b);
inv.AddProduct(prod_c.GetCode(), prod_c);
inv.AddProduct(prod_d.GetCode(), prod_d);
Discounts disc = new Discounts();
disc.SetDiscount(prod_a.GetCode(), 4, 7.00M);
disc.SetDiscount(prod_c.GetCode(), 6, 6.00M);
DiscountCalculator dc = new DiscountCalculator(inv, disc);
sc = new ShoppingCart(dc);
}