public void WhenApplyCampaignToCart_NoCampaign()
{
var cartRepository = new Mock <IShoppingCartRepository>();
var campaignRepository = new Mock <ICampaignRepository>();
campaignRepository.Setup(c => c.GetAll())
.Returns(new List <Campaign>());
var manager = new CampaignManager(campaignRepository.Object, cartRepository.Object);
manager.ApplyCampaignToCart();
cartRepository.Verify(c => c.GetCart(), Times.Never);
}
public void WhenApplyCampaignToCart_NotEnoughItemCount_ExpectNoDiscount()
{
var shoppingCartRepository = new ShoppingCartRepository();
var shoppingCartService = new ShoppingCartService(shoppingCartRepository, _campaignRepository, _couponRepository);
shoppingCartService.AddItem(_productService.GetByID(0), 1);
var campaignManager = new CampaignManager(_campaignRepository, shoppingCartRepository);
campaignManager.ApplyCampaignToCart();
var finalCart = shoppingCartService.GetCart();
Assert.Equal(0, finalCart.DiscountAmount);
Assert.Equal(0, finalCart.Items[0].DiscountAmount);
}
public void WhenApplyCampaignToCart_MultipleCategoryItemForCampaign_ExpectSuccess()
{
var shoppingCartRepository = new ShoppingCartRepository();
var shoppingCartService = new ShoppingCartService(shoppingCartRepository, _campaignRepository, _couponRepository);
shoppingCartService.AddItem(_productService.GetByID(0), 1);
shoppingCartService.AddItem(_productService.GetByID(1), 1);
var campaignManager = new CampaignManager(_campaignRepository, shoppingCartRepository);
campaignManager.ApplyCampaignToCart();
var expectedResult = 2500 * 20 / 100;
var finalCart = shoppingCartService.GetCart();
Assert.Equal(expectedResult, finalCart.DiscountAmount);
}
private void ApplyCampaignToCart()
{
var campaignmanager = new CampaignManager(_campaignRepository, _shoppingCartRepository);
campaignmanager.ApplyCampaignToCart();
}