public void Cannot_Check_Out_If_Cart_Is_Empty()
{
// Arrange/act: When a user tries to check out with an empty cart
var emptyCart = new Cart();
var shippingDetails = new ShippingDetails();
var result = new CartController(null, null)
.CheckOut(emptyCart, shippingDetails);
// Assert
result.ShouldBeDefaultView();
}
public void CanAddProductToCart()
{
var mockProductRepository = UnitTestHelpers.MockProductsRepository(
new Product { ProductID = 123 },
new Product { ProductID = 456 }
);
var cartController = new CartController(mockProductRepository, null);
var cart = new Cart();
cartController.AddToCart(cart, 456, null);
cart.Lines.Count.ShouldEqual(1);
cart.Lines[0].Product.ProductID.ShouldEqual(456);
}
public void AfterAddingProductToCartUserGoesToYourCartScreen()
{
var mockProductsRepository = UnitTestHelpers.MockProductsRepository(
new Product { ProductID = 1 }
);
var cartController = new CartController(mockProductsRepository, null);
// Act: When a user adds a product to their cart...
var result = cartController.AddToCart(new Cart(), 1, "someReturnUrl");
// Assert: Then the user is redirected to the Cart Index screen
result.ShouldBeRedirectionTo(new
{
action = "Index",
returnUrl = "someReturnUrl"
});
}
public void Cannot_Check_Out_If_Shipping_Details_Are_Invalid()
{
// Arrange: Given a user has a non-empty cart
var cart = new Cart();
cart.AddItem(new Product(), 1);
// Arrange: ... but the shipping details are invalid
var cartController = new CartController(null, null);
cartController.ModelState.AddModelError("any key", "any error");
// Act: When the user tries to check out
var result = cartController.CheckOut(cart, new ShippingDetails());
// Assert
result.ShouldBeDefaultView();
}
public void Can_View_Cart_Contents()
{
// Arrange/act: Given the user vists CartController's Index action...
var cart = new Cart();
var result = new CartController(null, null).Index(cart, "someReturnUrl");
// Assert: Then the view has their cart and the correct return URL
var viewModel = (CartIndexViewModel)result.ViewData.Model;
viewModel.Cart.ShouldEqual(cart);
viewModel.ReturnUrl.ShouldEqual("someReturnUrl");
}
public void Can_Check_Out_And_Submit_Order()
{
var mockOrderSubmitter = new Mock<IOrderSubmitter>();
// Arrange: Given a user has a non-empty cart & no validation errors
var cart = new Cart();
cart.AddItem(new Product(), 1);
var shippingDetails = new ShippingDetails();
// Act: When the user tries to check out
var cartController = new CartController(null, mockOrderSubmitter.Object);
var result = cartController.CheckOut(cart, shippingDetails);
// Assert: Order goes to the order submitter & user sees "Completed" view
mockOrderSubmitter.Verify(x => x.SubmitOrder(cart, shippingDetails));
result.ShouldBeView("Completed");
}
