ShoppingCartTester.java

public class ShoppingCartTester{
   public static void main(String[] args) {
      ShoppingCart cart = new ShoppingCart();
      cart.add(new Item("bread", 3.25));
      cart.add(new Item("milk", 2.50));
      //cart.add(new DiscountedItem("ice cream", 4.50, 1.50));
      //cart.add(new DiscountedItem("apples", 1.35, 0.25));

      cart.printOrder();
   }
}