public void Two_Of_The_Same_Book_Should_Locate_No_Discounts()
{
var cart = new Cart();
var repo = new DiscountSpecificationRepository();
var locator = new DiscountLocator(repo);
cart.AddBook(new Book("", 8));
cart.AddBook(new Book("", 8));
IEnumerable <IDiscount> discounts = locator.GetDiscountsFor(cart.Books);
discounts.Count().ShouldEqual(0);
}
public void Two_Different_Books_Should_Locate_One_Discount()
{
var cart = new Cart();
var repo = new DiscountSpecificationRepository();
var locator = new DiscountLocator(repo);
cart.AddBook(new Book("Book 1", 8));
cart.AddBook(new Book("Book 2", 8));
IEnumerable <IDiscount> discounts = locator.GetDiscountsFor(cart.Books);
discounts.Count().ShouldEqual(1);
}
public void When_Calculating_The_Price_Of_Two_Books_Price_Should_Be_The_Sum_Of_Books_Price()
{
var cart = new Cart();
var discounter = MockRepository.GenerateStub <IDiscounter>();
discounter.Expect(x => x.ApplyDiscounts(null)).IgnoreArguments().Return(cart.Books);
var item = new PriceCalculator(discounter);
int expected = 20;
cart.AddBook(new Book("", 10));
cart.AddBook(new Book("", 10));
decimal actual = item.CalculatePriceFor(cart);
actual.ShouldEqual(expected);
}
public async Task SubmitOrder_CreatesAnOrderSuccessfully()
{
// Set up data through the back door
var book1 = new Book(
BookGenre.Detective,
"No Orchids for Miss Blandish",
"James Hadley Chase",
10m);
var book2 = new Book(
BookGenre.Detective,
"Come Easy – Go Easy",
"James Hadley Chase",
15m);
var cart = new Cart(book1, null);
cart.AddBook(book2);
DbContext.Add(cart);
await DbContext.SaveChangesAsync();
// Set up data through the front door
// Nothing here, did everything through the back door :)
// Build inputs
var command = new SubmitOrderCommand
{
CartId = cart.Id,
PhoneNumber = "+375291234567"
};
// Send inputs to system
var actualOrder = await Client.SubmitOrder(command);
// Verify direct outputs
actualOrder.Id.Should().NotBeEmpty();
var expectedOrder = new OrderModel
{
Id = actualOrder.Id,
PhoneNumber = command.PhoneNumber,
Lines = cart.Books.Select(book => new OrderLineModel
{
Book = new BookModel
{
Id = book.Id,
Author = book.Author,
Genre = book.Genre,
Price = book.Price,
Title = book.Title
},
Price = book.Price
}).ToList()
};
actualOrder.Should().BeEquivalentTo(expectedOrder);
// Verify side-effects
cart = DbContext.Carts.SingleOrDefault(x => x.Id == cart.Id);
cart.Should().BeNull("cart should be deleted after order is submitted");
}
public void Adding_A_Book_To_A_Cart_Should_Add_Book_To_Books_Collection()
{
var book = new Book("", 0);
var cart = new Cart();
cart.AddBook(book);
cart.Books.First().ShouldEqual(book);
}
public PartialViewResult AddToCart(Cart cart, int bookId)
{
Book book = repository.Books.FirstOrDefault(x => x.BookId == bookId);
if (book != null)
{
cart.AddBook(book, 1);
}
return(PartialView("CartInfo", cart));
}
public IActionResult OnPost(long bookId, string returnurl)
{
Book book = repository.books.FirstOrDefault(b => b.BookId == bookId);
// Cart = HttpContext.Session.GetJson<Cart>("cart") ?? new Cart();
Cart.AddBook(book, 1);
// HttpContext.Session.SetJson("cart", Cart);
return(RedirectToPage(new { ReturnUrl = returnurl }));
}