public void ShouldCalculateCorrectDiscountPercentage2(double expectedDiscountInPercent, int numberOfOrderCups, CustomerMembership customerMembership)
{
var discountInPercent =
OrderCreationService.CalculateDiscountPercentage(customerMembership, numberOfOrderCups);
Assert.Equal(expectedDiscountInPercent, discountInPercent);
}
public void FullWalkthrough()
{
const decimal price = 100.00m;
const double customerDiscount = 0.1;
const int startQuantity = 100;
const int purchaseQuantity = 20;
const int expectedFinalQuantity = startQuantity - purchaseQuantity;
decimal expectedTotalPrice = purchaseQuantity * (price - (price * Convert.ToDecimal(customerDiscount)));
int storeId;
Guid membershipNumber;
int productId;
{//Arrange
var db = _unitOfWork.CreateDbContext <RetailDbContext>();
var customer = db.CreateCustomer()
.With(customer => customer.Discount = customerDiscount);
var store = db.CreateStore();
var product = db.CreateProduct()
.With(product => product.Price = price)
.With(product => product.SalesPrice = null)
.AddInventory(store, startQuantity);
db.SaveChanges();
membershipNumber = customer.MembershipNumber;
storeId = store.StoreId;
productId = product.ProductId;
}
{//Act
var storeLocator = new StoreLocatorService(new StoreRepository(_unitOfWork));
var customerService = new CustomerService(new CustomerRepository(_unitOfWork));
var orderService = new OrderCreationService(new OrderRepository(_unitOfWork));
var store = storeLocator.GetStoreById(storeId);
var customer = customerService.GetCustomerByMembershipNumber(membershipNumber);
var order = orderService.CreateOrder(customer, store);
var products = orderService.GetAvailableProducts(order);
foreach (var product in products)
{
order.AddLineItem(purchaseQuantity, product);
}
orderService.SubmitOrder(order);
}
{//Assert
var db = _unitOfWork.CreateDbContext <RetailDbContext>();
var inventory = db.Inventories
.Single(inventory => inventory.ProductId == productId && inventory.StoreId == storeId);
inventory.Quantity.ShouldBe(expectedFinalQuantity);
db.Orders
.Single(order => order.StoreId == storeId)
.TotalPrice.ShouldBe(expectedTotalPrice);
}
}
public void Setup()
{
_repo = new Mock <IOrderRepository>();
_customer = new Customer();
_store = new Store();
_order = new Order(_customer, _store);
_service = new OrderCreationService(_repo.Object);
}
public void testInitialize()
{
_noOfCupsInStock = 10;
var orderRepoMock = new Mock <IOrderRepository>();
orderRepoMock.Setup(x => x.SaveAsync(It.IsAny <Order>())).ReturnsAsync((Order x) => x);
var coffeeRepoMock = new Mock <ICoffeeCupRepository>();
coffeeRepoMock.Setup(x => x.GetCoffeeCupsInStockCountAsync()).ReturnsAsync(_noOfCupsInStock);
_orderCreationService = new OrderCreationService(orderRepoMock.Object, coffeeRepoMock.Object);
}
public OrderCreationServiceTest()
{
var orderRepositoryMock = new Mock <IOrderRepository>();
orderRepositoryMock.Setup(x => x.SaveAsync(It.IsAny <Order>())).ReturnsAsync((Order x) => x);
var coffeCupRepositoryMock = new Mock <ICoffeeCupRepository>();
_numberOfCupsInStock = 10;
coffeCupRepositoryMock.Setup(x => x.GetCoffeeCupsInStockCountAsync()).ReturnsAsync(_numberOfCupsInStock);
coffeCupRepositoryMock.Setup(x => x.GetCoffeeCupsInStockAsync(It.IsAny <int>())).ReturnsAsync(
(int numberOfOrderedCups) => Enumerable.Range(1, numberOfOrderedCups).Select(p => new CoffeeCup()));
_orderCreationService = new OrderCreationService(orderRepositoryMock.Object, coffeCupRepositoryMock.Object);
}