public RedirectToRouteResult RemoveFromCart(Cart cart, int productId, string returnUrl)
{
Product product = this.repository.Products.FirstOrDefault(p => p.ProductID == productId);
if (product != null)
{
cart.RemoveLine(product);
}
return this.RedirectToAction("Index", new { returnUrl });
}
public object BindModel(ControllerContext controllerContext, ModelBindingContext bindingContext)
{
var cart = (Cart)controllerContext.HttpContext.Session[sessionKey];
if (cart == null)
{
cart = new Cart();
controllerContext.HttpContext.Session[sessionKey] = cart;
}
return cart;
}
public void ProcessOrder(Cart cart, ShippingDetails shippingInfo)
{
using (var smtpClient = new SmtpClient())
{
smtpClient.EnableSsl = this.emailSettings.UseSsl;
smtpClient.Host = this.emailSettings.ServerName;
smtpClient.Port = this.emailSettings.ServerPort;
smtpClient.UseDefaultCredentials = false;
smtpClient.Credentials = new NetworkCredential(this.emailSettings.Username, this.emailSettings.Password);
if (this.emailSettings.WriteAsFile)
{
smtpClient.DeliveryMethod = SmtpDeliveryMethod.SpecifiedPickupDirectory;
smtpClient.PickupDirectoryLocation = this.emailSettings.FileLocation;
smtpClient.EnableSsl = false;
}
StringBuilder body =
new StringBuilder().AppendLine("A new order has been submitted").AppendLine("---").AppendLine(
"Items:");
foreach (CartLine line in cart.Lines)
{
decimal subtotal = line.Product.Price * line.Quantity;
body.AppendFormat("{0} x {1} (subtotal: {2:c}", line.Quantity, line.Product.Name, subtotal);
}
body.AppendFormat("Total order value: {0:c}", cart.ComputeTotalValue()).AppendLine("---").AppendLine(
"Ship to:").AppendLine(shippingInfo.Name).AppendLine(shippingInfo.Line1).AppendLine(
shippingInfo.Line2 ?? string.Empty).AppendLine(shippingInfo.Line3 ?? string.Empty).AppendLine(
shippingInfo.City).AppendLine(shippingInfo.State ?? string.Empty).AppendLine(
shippingInfo.Country).AppendLine(shippingInfo.Zip).AppendLine("---").AppendFormat(
"Gift wrap: {0}", shippingInfo.GiftWrap ? "Yes" : "No");
var mailMessage = new MailMessage(
this.emailSettings.MailFromAddress,
// From
this.emailSettings.MailToAddress,
// To
"New order submitted!",
// Subject
body.ToString()); // Body
if (this.emailSettings.WriteAsFile)
{
mailMessage.BodyEncoding = Encoding.ASCII;
}
smtpClient.Send(mailMessage);
}
}
public void CalculateCartTotal()
{
// Arrange - create some test products
var p1 = new Product { ProductID = 1, Name = "P1", Price = 100M };
var p2 = new Product { ProductID = 2, Name = "P2", Price = 50M };
// Arrange - create a new cart
var target = new Cart();
// Act
target.AddItem(p1, 1);
target.AddItem(p2, 1);
target.AddItem(p1, 3);
decimal result = target.ComputeTotalValue();
// Assert
Assert.AreEqual(result, 450M);
}
public ViewResult Checkout(Cart cart, ShippingDetails shippingDetails)
{
if (cart.Lines.Count() == 0)
{
this.ModelState.AddModelError(string.Empty, "Sorry, your cart is empty!");
}
if (this.ModelState.IsValid)
{
this.orderProcessor.ProcessOrder(cart, shippingDetails);
cart.Clear();
return this.View("Completed");
}
else
{
return this.View(shippingDetails);
}
}
public void CanAddNewLines()
{
// Arrange - create some test products
var p1 = new Product { ProductID = 1, Name = "P1" };
var p2 = new Product { ProductID = 2, Name = "P2" };
// Arrange - create a new cart
var 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 void CanAddToCart()
{
// Arrange - create the mock repository
var mock = new Mock<IProductRepository>();
mock.Setup(m => m.Products).Returns(
new[] { new Product { ProductID = 1, Name = "P1", Category = "Apples" }, }.AsQueryable());
// Arrange - create a Cart
var cart = new Cart();
// Arrange - create the controller
var target = new CartController(mock.Object, null);
// Act - add a product to the cart
target.AddToCart(cart, 1, null);
// Assert
Assert.AreEqual(cart.Lines.Count(), 1);
Assert.AreEqual(cart.Lines.ToArray()[0].Product.ProductID, 1);
}
public void AddingProductToCartGoesToCartScreen()
{
// Arrange - create the mock repository
var mock = new Mock<IProductRepository>();
mock.Setup(m => m.Products).Returns(
new[] { new Product { ProductID = 1, Name = "P1", Category = "Apples" }, }.AsQueryable());
// Arrange - create a Cart
var cart = new Cart();
// Arrange - create the controller
var target = new CartController(mock.Object, null);
// Act - add a product to the cart
RedirectToRouteResult result = target.AddToCart(cart, 2, "myUrl");
// Assert
Assert.AreEqual(result.RouteValues["action"], "Index");
Assert.AreEqual(result.RouteValues["returnUrl"], "myUrl");
}
public void CanRemoveLine()
{
// Arrange - create some test products
var p1 = new Product { ProductID = 1, Name = "P1" };
var p2 = new Product { ProductID = 2, Name = "P2" };
var p3 = new Product { ProductID = 3, Name = "P3" };
// Arrange - create a new cart
var 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);
}
public void CanClearContents()
{
// Arrange - create some test products
var p1 = new Product { ProductID = 1, Name = "P1", Price = 100M };
var p2 = new Product { ProductID = 2, Name = "P2", Price = 50M };
// Arrange - create a new cart
var 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 void CanCheckoutAndSubmitOrder()
{
// Arrange - create a mock order processor
var mock = new Mock<IOrderProcessor>();
// Arrange - create a cart with an item
var cart = new Cart();
cart.AddItem(new Product(), 1);
// Arrange - create an instance of the controller
var target = new CartController(null, mock.Object);
// Act - try to checkout
ViewResult result = target.Checkout(cart, new ShippingDetails());
// Assert - check that the order has been passed on to the processor
mock.Verify(m => m.ProcessOrder(It.IsAny<Cart>(), It.IsAny<ShippingDetails>()), Times.Once());
// Assert - check that the method is returning the Completed view
Assert.AreEqual("Completed", result.ViewName);
// Assert - check that we are passing a valid model to the view
Assert.AreEqual(true, result.ViewData.ModelState.IsValid);
}
public void CannotCheckoutInvalidShippingDetails()
{
// Arrange - create a mock order processor
var mock = new Mock<IOrderProcessor>();
// Arrange - create a cart with an item
var cart = new Cart();
cart.AddItem(new Product(), 1);
// Arrange - create an instance of the controller
var target = new CartController(null, mock.Object);
// Arrange - add an error to the model
target.ModelState.AddModelError("error", "error");
// Act - try to checkout
ViewResult result = target.Checkout(cart, new ShippingDetails());
// Assert - check that the order hasn't been passed on to the processor
mock.Verify(m => m.ProcessOrder(It.IsAny<Cart>(), It.IsAny<ShippingDetails>()), Times.Never());
// Assert - check that the method is returning the default view
Assert.AreEqual(string.Empty, result.ViewName);
// Assert - check that we are passing an invalid model to the view
Assert.AreEqual(false, result.ViewData.ModelState.IsValid);
}
public void CannotCheckoutEmptyCart()
{
// Arrange - create a mock order processor
var mock = new Mock<IOrderProcessor>();
// Arrange - create an empty cart
var cart = new Cart();
// Arrange - create shipping details
var shippingDetails = new ShippingDetails();
// Arrange - create an instance of the controller
var target = new CartController(null, mock.Object);
// Act
ViewResult result = target.Checkout(cart, shippingDetails);
// Assert - check that the order hasn't been passed on to the processor
mock.Verify(m => m.ProcessOrder(It.IsAny<Cart>(), It.IsAny<ShippingDetails>()), Times.Never());
// Assert - check that the method is returning the default view
Assert.AreEqual(string.Empty, result.ViewName);
// Assert - check that we are passing an invalid model to the view
Assert.AreEqual(false, result.ViewData.ModelState.IsValid);
}
private Cart GetCart()
{
var cart = (Cart)this.Session["Cart"];
if (cart == null)
{
cart = new Cart();
this.Session["Cart"] = cart;
}
return cart;
}
public ViewResult Summary(Cart cart)
{
return this.View(cart);
}
public ViewResult Index(Cart cart, string returnUrl)
{
return this.View(new CartIndexViewModel { Cart = cart, ReturnUrl = returnUrl });
}
public void CanAddQuantityForExistingLines()
{
// Arrange - create some test products
var p1 = new Product { ProductID = 1, Name = "P1" };
var p2 = new Product { ProductID = 2, Name = "P2" };
// Arrange - create a new cart
var target = new Cart();
// Act
target.AddItem(p1, 1);
target.AddItem(p2, 1);
target.AddItem(p1, 10);
CartLine[] results = target.Lines.OrderBy(c => c.Product.ProductID).ToArray();
// Assert
Assert.AreEqual(results.Length, 2);
Assert.AreEqual(results[0].Quantity, 11);
Assert.AreEqual(results[1].Quantity, 1);
}
public void Can_View_Cart_Contents()
{
// Arrange - create a Cart
var cart = new Cart();
// Arrange - create the controller
var target = new CartController(null, null);
// Act - call the Index action method
var result = (CartIndexViewModel)target.Index(cart, "myUrl").ViewData.Model;
// Assert
Assert.AreSame(result.Cart, cart);
Assert.AreEqual(result.ReturnUrl, "myUrl");
}
