public async Task AddBookToShoppingCartAsync_WithExistingBookInCart_ShouldNotAddBookToCart()
{
var context = BookStoreDbContextInMemoryFactory.InitializeContext();
await SeedData(context);
var username = "******";
var userService = new Mock <IUserService>();
userService.Setup(u => u.GetByUsernameAsync(username))
.Returns(context.Users.FirstOrDefaultAsync(x => x.UserName == username));
this.shoppingCartService = new ShoppingCartService(context, userService.Object);
var book = context.Books.First();
await shoppingCartService.AddBookToShoppingCartAsync(book.Id, username);
var actualResult = await shoppingCartService.AddBookToShoppingCartAsync(book.Id, username);
var shoppingCartBooks = context.ShoppingCartBooks.ToList();
Assert.Single(shoppingCartBooks);
Assert.False(actualResult);
}
public async Task GetOrderBooksAsync_ShouldReturnOrderBooks()
{
var context = BookStoreDbContextInMemoryFactory.InitializeContext();
await SeedData(context);
var userService = new Mock <IUserService>();
var username = "******";
userService.Setup(u => u.GetByUsernameAsync(username))
.Returns(context.Users.FirstOrDefaultAsync(x => x.UserName == username));
this.shoppingCartService = new ShoppingCartService(context, userService.Object);
this.orderService = new OrderService(context, userService.Object, shoppingCartService);
var book = context.Books.First();
await shoppingCartService.AddBookToShoppingCartAsync(book.Id, username);
await orderService.CreateAsync(username);
var order = context.Orders.First();
var user = context.Users.First(u => u.UserName == username);
var expectedResult = context.OrderBooks.Where(ob => ob.OrderId == order.Id).ToList().Count;
var result = await orderService.GetOrderBooksAsync(order.Id);
List <OrderBookListingServiceModel> actualData = new List <OrderBookListingServiceModel>(result);
var actualResult = actualData.Count();
Assert.True(expectedResult == actualResult);
}
public async Task DecreaseQuantityAsync_WithNonExistingBook_ShouldNotDecreaseBookQuantity()
{
var context = BookStoreDbContextInMemoryFactory.InitializeContext();
await SeedData(context);
var userService = new Mock <IUserService>();
var username = "******";
var username1 = "user3";
userService.Setup(u => u.GetByUsernameAsync(username))
.Returns(context.Users.FirstOrDefaultAsync(x => x.UserName == username));
this.shoppingCartService = new ShoppingCartService(context, userService.Object);
var book = context.Books.First();
await shoppingCartService.AddBookToShoppingCartAsync(book.Id, username);
await shoppingCartService.IncreaseQuantityAsync(book.Id, username);
var actualResult = await shoppingCartService.DecreaseQuantityAsync(-1, username1);
var expectedQuantity = 2;
var shoppingCartBook = context.ShoppingCartBooks.First();
var actualQuantity = shoppingCartBook.Quantity;
Assert.False(actualResult);
Assert.Equal(expectedQuantity, actualQuantity);
}
public async Task RemoveBookFromShoppingCartAsync_ShouldRemoveBook()
{
var context = BookStoreDbContextInMemoryFactory.InitializeContext();
await SeedData(context);
var userService = new Mock <IUserService>();
var username = "******";
userService.Setup(u => u.GetByUsernameAsync(username))
.Returns(context.Users.FirstOrDefaultAsync(x => x.UserName == username));
this.shoppingCartService = new ShoppingCartService(context, userService.Object);
var book = context.Books.First();
await shoppingCartService.AddBookToShoppingCartAsync(book.Id, username);
var actualResult = await shoppingCartService.RemoveBookFromShoppingCartAsync(book.Id, username);
Assert.True(actualResult);
}
