customer = cart.find(id);
Assert.assertEquals("ShoppingCart has proper update2() name",
"Billy", customer.getName());
cart.update3();
customer = monitor.find(id);
Assert.assertEquals("Stateless has proper update3() name",
"Bill Jr.", customer.getName());
customer = cart.find(id);
Assert.assertEquals("ShoppingCart has proper update3() name",
"Bill Jr.", customer.getName());