public void Cannot_Checkout_Empty_Cart()
{
// Arrange - Create a mock order processor
Mock<IOrderProcessor> mock = new Mock<IOrderProcessor>();
// Arrange - Create an empty cart
Cart cart = new Cart();
// Arrange - Create shipping details
ShippingDetails shippingDetails = new ShippingDetails();
// Arrange - Create an instance of the controller
CartController target = new CartController(null, mock.Object);
// Act
ViewResult result = target.Checkout(cart, shippingDetails);
// Assert - Check that the order hasn't been passed onto 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("", result.ViewName);
// Assert - Check that we are passing an invalid model to the view
Assert.AreEqual(false, result.ViewData.ModelState.IsValid);
}
public void Adding_Product_To_Cart_Goes_To_Cart_Screen()
{
// Arrange - create the mock repository
Mock<IProductRepository> mock = new Mock<IProductRepository>();
mock.Setup(m => m.Products).Returns(new Product[] {
new Product {ProductID = 1, Name = "P1", Category = "Apples"},
}.AsQueryable());
// Arrange - create a Cart
Cart cart = new Cart();
// Arrange - create the controller
CartController 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 Cannot_Checkout_Invalid_ShippingDetails()
{
// Arrange - Create a mock order processor
Mock<IOrderProcessor> mock = new Mock<IOrderProcessor>();
// Arrange - Create a cart with an item
Cart cart = new Cart();
cart.AddItem(new Game(), 1);
// Arrange - Create an instance of the controller
CartController 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("", result.ViewName);
// Assert - Check that we are passing an invalid model to the view
Assert.AreEqual(false, result.ViewData.ModelState.IsValid);
}
public void Can_View_Cart_Contents()
{
// Arrange - Create a cart
Cart cart = new Cart();
// Arrange - Create the controller
CartController target = new CartController(null, null);
//Act - Call the Index action method
CartIndexViewModel result = (CartIndexViewModel)target.Index(cart, "myUrl").ViewData.Model;
// Assert
Assert.AreSame(result.Cart, cart);
Assert.AreEqual(result.ReturnUrl, "myUrl");
}
public void Can_Checkout_And_Submit_Order()
{
// Arrange - Create a mock order processor
Mock<IOrderProcessor> mock = new Mock<IOrderProcessor>();
// Arrange - Create a cart with an item
Cart cart = new Cart();
cart.AddItem(new Game(), 1);
// Arrange - Create an instance of the controller
CartController 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 onto 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 Can_Add_To_Cart()
{
// Arrange - Create the mock repository
Mock<IGameRepository> mock = new Mock<IGameRepository>();
mock.Setup(m => m.Games).Returns(new Game[]
{
new Game {GameID = 1, Name = "P1", Category = "Apples"},
}.AsQueryable());
// Arrange - Create a new cart
Cart cart = new Cart();
// Arrange - Create the controller
CartController target = new CartController(mock.Object, null);
// Act - Add a game to the cart
target.AddToCart(cart, 1, null);
// Assert
Assert.AreEqual(cart.Lines.Count(), 1);
Assert.AreEqual(cart.Lines.ToArray()[0].Game.GameID, 1);
}
public void Can_Add_To_Cart()
{
// Arrange - create the mock repository
Mock<IProductRepository> mock = new Mock<IProductRepository>();
mock.Setup(m => m.Products).Returns(new Product[] {
new Product {ProductID = 1, Name = "P1", Category = "Apples"},
}.AsQueryable());
// Arrange - create a Cart
Cart cart = new Cart();
// Arrange - create the controller
CartController 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);
}
