public ViewResult Checkout(Cart cart, ShippingDetails shippingDetails)
{
if (!cart.Lines.Any())
ModelState.AddModelError("", "Sorry, your cart is empty!");
if (ModelState.IsValid) {
orderProcessor.ProcessOrder(cart, shippingDetails);
cart.ClearItem();
return View("Completed");
}
return View(shippingDetails);
}
public void Can_Clear_Contents()
{
Product p1 = new Product { ProductID = 1, Name = "P1", Price = 100 };
Product p2 = new Product { ProductID = 2, Name = "P2", Price = 100 };
Product p3 = new Product { ProductID = 3, Name = "P3", Price = 100 };
Product p4 = new Product { ProductID = 4, Name = "P4", Price = 100 };
//创建一个购物车
Cart cart = new Cart();
cart.AddItem(p1, 10);
cart.AddItem(p2, 2);
cart.ClearItem();
Assert.AreEqual(cart.Lines.Count(), 0);
}
