RemoveFromCart() private method

private RemoveFromCart ( int id, CancellationToken requestAborted ) : Task
id int
requestAborted System.Threading.CancellationToken
return Task
        public async Task RemoveFromCart_RemovesItemFromCart()
        {
            // Arrange
            var cartId       = "CartId_A";
            var cartItemId   = 3;
            var numberOfItem = 5;
            var unitPrice    = 10;
            var httpContext  = new DefaultHttpContext();

            // Session and cart initialization
            httpContext.Session = new TestSession();
            httpContext.Session.SetString("Session", cartId);

            // DbContext initialization
            var dbContext = _fixture.Context;
            var cartItems = CreateTestCartItems(cartId, unitPrice, numberOfItem);

            dbContext.AddRange(cartItems.Select(n => n.Album).Distinct());
            dbContext.AddRange(cartItems);
            dbContext.SaveChanges();

            // ServiceProvder initialization
            var serviceProviderFeature = new ServiceProvidersFeature();

            httpContext.Features.Set <IServiceProvidersFeature>(serviceProviderFeature);

            // AntiForgery initialization
            serviceProviderFeature.RequestServices = _fixture.ServiceProvider;
            var antiForgery = serviceProviderFeature.RequestServices.GetRequiredService <IAntiforgery>();
            var tokens      = antiForgery.GetTokens(httpContext);

            // Header initialization for AntiForgery
            var headers = new KeyValuePair <string, StringValues>(
                "RequestVerificationToken",
                new string[] { tokens.CookieToken + ":" + tokens.RequestToken });

            httpContext.Request.Headers.Add(headers);

            // Cotroller initialization
            var controller = new ShoppingCartController(
                dbContext,
                _fixture.ServiceProvider.GetService <ILogger <ShoppingCartController> >());

            controller.ControllerContext.HttpContext = httpContext;

            // Act
            var result = await controller.RemoveFromCart(cartItemId, CancellationToken.None);

            // Assert
            var jsonResult = Assert.IsType <JsonResult>(result);
            var viewModel  = Assert.IsType <ShoppingCartRemoveViewModel>(jsonResult.Value);

            Assert.Equal(numberOfItem - 1, viewModel.CartCount);
            Assert.Equal((numberOfItem - 1) * 10, viewModel.CartTotal);
            Assert.Equal("Greatest Hits has been removed from your shopping cart.", viewModel.Message);

            var cart = ShoppingCart.GetCart(dbContext, httpContext);

            Assert.DoesNotContain((await cart.GetCartItems()), c => c.CartItemId == cartItemId);
        }
        public async Task RemoveFromCart_RemovesItemFromCart()
        {
            // Arrange
            var cartId = "CartId_A";
            var cartItemId = 3;
            var numberOfItem = 5;
            var unitPrice = 10;
            var httpContext = new DefaultHttpContext();

            // Session and cart initialization
            var sessionFeature = new SessionFeature()
            {
                Session = CreateTestSession(),
            };
            httpContext.SetFeature<ISessionFeature>(sessionFeature);
            httpContext.Session.SetString("Session", cartId);

            // DbContext initialization
            var dbContext = _serviceProvider.GetRequiredService<MusicStoreContext>();
            var cartItems = CreateTestCartItems(cartId, unitPrice, numberOfItem);
            dbContext.AddRange(cartItems.Select(n => n.Album).Distinct());
            dbContext.AddRange(cartItems);
            dbContext.SaveChanges();

            // ServiceProvder initialization
            var serviceProviderFeature = new ServiceProvidersFeature();
            httpContext.SetFeature<IServiceProvidersFeature>(serviceProviderFeature);

            // AntiForgery initialization
            serviceProviderFeature.RequestServices = _serviceProvider;
            var antiForgery = serviceProviderFeature.RequestServices.GetRequiredService<AntiForgery>();
            var tokens = antiForgery.GetTokens(httpContext, "testToken");

            // Header initialization for AntiForgery
            var headers = new KeyValuePair<string, string[]>(
                "RequestVerificationToken",
                new string[] { tokens.CookieToken + ":" + tokens.FormToken });
            httpContext.Request.Headers.Add(headers);

            // Cotroller initialization
            var controller = new ShoppingCartController()
            {
                DbContext = dbContext,
                AntiForgery = antiForgery,
            };
            controller.ActionContext.HttpContext = httpContext;

            // Act
            var result = await controller.RemoveFromCart(cartItemId, CancellationToken.None);

            // Assert
            var jsonResult = Assert.IsType<JsonResult>(result);
            var viewModel = Assert.IsType<ShoppingCartRemoveViewModel>(jsonResult.Value);
            Assert.Equal(numberOfItem - 1, viewModel.CartCount);
            Assert.Equal((numberOfItem - 1) * 10, viewModel.CartTotal);
            Assert.Equal(" has been removed from your shopping cart.", viewModel.Message);

            var cart = ShoppingCart.GetCart(dbContext, httpContext);
            Assert.False((await cart.GetCartItems()).Any(c => c.CartItemId == cartItemId));
        }