public RedirectToRouteResult AddToCart(Cart cart ,int productId, string returnUrl)
{
Product product = repository.Products.FirstOrDefault(p => p.ProductID == productId);
if (product != null)
{
cart.AddItem(product, 1);
} return RedirectToAction("Index", new { returnUrl });
}
private Cart GetCart()
{
Cart cart = (Cart)Session["Cart"];
if (cart == null)
{ cart = new Cart();
Session["Cart"] = cart;
}
return cart;
}
public RedirectToRouteResult RemoveFromCart(Cart cart ,int productId, string returnUrl)
{
Product product = repository.Products.FirstOrDefault(p => p.ProductID == productId);
if (product != null)
{
cart.RemoveLine(product);
}
return RedirectToAction("Index", new { returnUrl });
}
public void Can_Clear_Contents()
{
// Arrange - create some test products
Product p1 = new Product { ProductID = 1, Name = "P1", Price = 100M };
Product p2 = new Product { ProductID = 2, Name = "P2", Price = 50M };
// Arrange - create a new cart
Cart target = new Cart();
// Arrange - add some items
target.AddItem(p1, 1);
target.AddItem(p2, 1);
// Act - reset the cart
target.Clear();
// Assert
Assert.AreEqual(target.Lines.Count(), 0);
}
public object BindModel(ControllerContext controllerContext,ModelBindingContext bindingContext)
{
// get the Cart from the session
if (controllerContext.HttpContext.Session != null)
{
Cart cart = (Cart) controllerContext.HttpContext.Session[sessionKey];
// create the Cart if there wasn't one in the session data
if (cart == null)
{
cart = new Cart();
controllerContext.HttpContext.Session[sessionKey] = cart;
}
// return the cart
return cart;
}
}
public void Can_Add_New_Lines()
{
// Arrange - create some test products
Product p1 = new Product {ProductID = 1, Name = "P1"};
Product p2 = new Product { ProductID = 2, Name = "P2" };
// Arrange - create a new cart
Cart target = new Cart();
// Act
target.AddItem(p1, 1);
target.AddItem(p2, 1);
CartLine[] results = target.Lines.ToArray();
// Assert
Assert.AreEqual(results.Length, 2);
Assert.AreEqual(results[0].Product, p1);
Assert.AreEqual(results[1].Product, p2);
}
public ViewResult Index(Cart cart ,string returnUrl)
{
return View(new CartIndexViewModel {Cart = cart, ReturnUrl = returnUrl});
}
public void Can_Remove_Line()
{
// Arrange - create some test products
Product p1 = new Product { ProductID = 1, Name = "P1" };
Product p2 = new Product { ProductID = 2, Name = "P2" };
Product p3 = new Product { ProductID = 3, Name = "P3" };
// Arrange - create a new cart
Cart target = new Cart();
// Arrange - add some products to the cart
target.AddItem(p1, 1);
target.AddItem(p2, 3);
target.AddItem(p3, 5);
target.AddItem(p2, 1);
// Act
target.RemoveLine(p2);
// Assert
Assert.AreEqual(target.Lines.Count(c => c.Product == p2), 0);
Assert.AreEqual(target.Lines.Count(), 2);
}
