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", CategoryId = 1},
}.AsQueryable());
// Arrange - create a Cart
var cart = new Cart();
// Arrange - create the controller
var target = new CartController(mock.Object, null);
// Action - 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 CannotAddNewProductFromDifferentEstablishment()
{
// Arrange - create the mock repository
var mock = new Mock<IProductRepository>();
mock.Setup(m => m.Products).Returns(new[]
{
new Product {ProductId = 1, Name = "P1", EstablishmentId = 1},
new Product {ProductId = 2, Name = "P2", EstablishmentId = 2}
}.AsQueryable());
// Arrange - create a Cart
var cart = new Cart();
// Arrange - create the controller
var target = new CartController(mock.Object, null);
// Action - add a product to the cart
target.AddToCart(cart, 1, null);
try
{
target.AddToCart(cart, 2, null);
Assert.Fail(); // If we get to this line we have failed.
}
catch (Exception)
{
// If we add a throw; here the test does not run.
}
// 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", CategoryId = 1},
}.AsQueryable());
// Arrange - create a Cart
var cart = new Cart();
// Arrange - create the controller
var target = new CartController(mock.Object, null);
// Action - 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 CanViewCartContents()
{
// Arrange - create a Cart
var cart = new Cart();
// Arrange - create the controller
var target = new CartController(null, null);
// Action - 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");
}
public void CanCheckoutAndSubmitOrder()
{
// Arrange - create a mock order processor
var mockRepository = new Mock<IProductRepository>();
var what = new Mock<ICartApplicationService>();
// Arrange - create a cart with an item
var cart = new Cart();
var shippingDetails = new ShippingDetails
{
Name = "Jason",
Line1 = "123 Fake",
City = "Corpus Christi",
State = "Texas",
Zip = "78414",
Country = "United States",
GiftWrap = false
};
cart.AddItem(new Product {ProductId = 1, Name = "P1", Price = 100M, EstablishmentId = 1, CategoryId = 1, Description = "none"}, 1);
// Arrange - create an instance of the controller
var controller = new CartController(mockRepository.Object, what.Object);
// Action - try to checkout
var result = controller.Checkout(cart, shippingDetails);
// Assert - check that the order has been passed on to the processor
what.Verify(m => m.Process(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 controller = new CartController(null, null);
// Arrange - add an error to the model
controller.ModelState.AddModelError("error", "error");
// Action - try to checkout
ViewResult result = controller.Checkout(cart, new ShippingDetails());
// Assert - check that the order hasn't been passed on to the processor
mock.Verify(m => m.CreateOrder(It.IsAny<Order>()),
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 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 controller = new CartController(null, null);
// Action
ViewResult result = controller.Checkout(cart, shippingDetails);
// Assert - check that the order hasn't been passed on to the processor
mock.Verify(m => m.CreateOrder(It.IsAny<Order>()),
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);
}
