public void Purchase_When_purchase_products_Then_products_amount_correctly_updated()
{
// Arrange
var product1 = new Product { Id = 1, Price = 1, Amount = 5 };
var product2 = new Product { Id = 2, Price = 2, Amount = 10 };
var product3 = new Product { Id = 3, Price = 3, Amount = 7 };
var productRepository = A.Fake<IRepository<Product>>();
A.CallTo(() => productRepository.Query()).Returns(new[] { product1, product2, product3 }.AsQueryable());
var account = new Account { Id = 1, Balance = 10 };
var accountRepository = A.Fake<IRepository<Account>>();
A.CallTo(() => accountRepository.Get(A<int>._)).Returns(account);
var unitOfWork = A.Fake<IUnitOfWork>();
A.CallTo(() => unitOfWork.Repository<Product>()).Returns(productRepository);
A.CallTo(() => unitOfWork.Repository<Account>()).Returns(accountRepository);
var unitOfWorkFactory = A.Fake<IUnitOfWorkFactory>();
A.CallTo(() => unitOfWorkFactory.Create()).Returns(unitOfWork);
var service = new PurchaseService(unitOfWorkFactory);
// Act
service.Purchase(account.Id, new[] { product1.Id, product2.Id }, product1.Price + product2.Price);
// Assert
Assert.That(product1.Amount, Is.EqualTo(4));
Assert.That(product2.Amount, Is.EqualTo(9));
}
public void TestSetup()
{
// Prepare here our fake dependencies.
var account1 = new Account { Id = 1, Name = "Account1", Balance = 100.5m };
var account2 = new Account { Id = 2, Name = "Account2", Balance = 2000.17m };
var order1 = new Order
{
Id = 1,
AccountId = 1,
Account = account1,
Date = DateTime.Now,
Total = PurchaseService.ORDERS_HISTORY_DISCOUNT_THRESHOLD - 10
};
var order2 = new Order { Id = 2, AccountId = 1, Account = account1, Date = DateTime.Now, Total = 20.1m };
var order3 = new Order { Id = 3, AccountId = 2, Account = account2, Date = DateTime.Now, Total = 170.87m };
var product1 = new Product { Id = 1, Title = "Product1", Price = 250.99m, Amount = 2 };
var product2 = new Product { Id = 2, Title = "Product2", Price = 50.5m, Amount = 1 };
var product3 = new Product { Id = 3, Title = "Product3", Price = 70.15m, Amount = 10 };
var product4 = new Product { Id = 4, Title = "Product4", Price = 10.75m, Amount = 0 };
_fakeAccountRepository.Data.AddRange(new[] { account1, account2 });
_fakeOrderRepository.Data.AddRange(new[] { order1, order2, order3 });
_fakeProductRepository.Data.AddRange(new[] { product1, product2, product3, product4 });
}
public void Balance_When_purchase_products_Then_balance_is_correctly_updated()
{
// Arrange
var balance1 = new Account { Id = 1, Name = "YYY", Balance = 100 };
var balance2 = new Account { Id = 2, Name = "YY", Balance = 10 };
var balance3 = new Account { Id = 3, Name = "Y", Balance = 101 };
var productBalance = A.Fake<IRepository<Account>>();
A.CallTo(() => productBalance.Query()).Returns(new[] { balance1, balance2, balance3 }.AsQueryable());
var account = new Account { Id = 1, Balance = 101 };
var accountRepository = A.Fake<IRepository<Account>>();
A.CallTo(() => accountRepository.Get(A<int>._)).Returns(account);
var unitOfWork = A.Fake<IUnitOfWork>();
A.CallTo(() => unitOfWork.Repository<Account>()).Returns(productBalance);
A.CallTo(() => unitOfWork.Repository<Account>()).Returns(accountRepository);
var unitOfWorkFactory = A.Fake<IUnitOfWorkFactory>();
A.CallTo(() => unitOfWorkFactory.Create()).Returns(unitOfWork);
var service = new PurchaseService(unitOfWorkFactory);
// Act
service.Purchase(account.Id, new[] { balance1.Id, balance2.Id }, balance1.Balance + balance2.Balance);
// Assert
Assert.That(balance1.Balance, Is.EqualTo(102));
Assert.That(balance2.Balance, Is.EqualTo(11));
}
public void GetDiscount_When_having_ordered_enough_products_Then_get_5percent_discount()
{
var account = new Account { Id = 1, Balance = 400m, Name = "John" };
var order1 = new Order { Id = 1, AccountId = 1};
var orderRepository = A.Fake<IRepository<Order>>();
A.CallTo(() => orderRepository.Query()).Returns(new[] { order1 }.AsQueryable());
var accountRepository = A.Fake<IRepository<Account>>();
A.CallTo(() => accountRepository.Query()).Returns(new[] { account }.AsQueryable());
var unitOfWork = A.Fake<IUnitOfWork>();
A.CallTo(() => unitOfWork.Repository<Account>()).Returns(accountRepository);
A.CallTo(() => unitOfWork.Repository<Order>()).Returns(orderRepository);
var unitOfWorkFactory = A.Fake<IUnitOfWorkFactory>();
A.CallTo(() => unitOfWorkFactory.Create()).Returns(unitOfWork);
var service = new PurchaseService(unitOfWorkFactory);
var discount = service.GetDiscount(account.Id, 200);
Assert.That(discount, Is.EqualTo(PurchaseService.EXPENSIVE_PRODUCTS_DISCOUNT));
}
public void Purchase_When_trying_to_purchase_product_with_zero_amount_Then_throw_purchase_exception()
{
var product1 = new Product { Id = 1, Amount = 0, Price = 100m };
var account = new Account { Id = 1, Balance = 105m };
var accountRepository = A.Fake<IRepository<Account>>();
A.CallTo(() => accountRepository.Get(A<int>._)).Returns(account);
var productRepository = A.Fake<IRepository<Product>>();
A.CallTo(() => productRepository.Query()).Returns(new[] { product1 }.AsQueryable());
var unitOfWork = A.Fake<IUnitOfWork>();
A.CallTo(() => unitOfWork.Repository<Account>()).Returns(accountRepository);
A.CallTo(() => unitOfWork.Repository<Product>()).Returns(productRepository);
var unitOfWorkFactory = A.Fake<IUnitOfWorkFactory>();
A.CallTo(() => unitOfWorkFactory.Create()).Returns(unitOfWork);
var service = new PurchaseService(unitOfWorkFactory);
service.Purchase(account.Id, new[] { product1.Id }, product1.Price);
}
public void Purchase_When_purchase_made_Then_account_balance_updates_properly()
{
var product1 = new Product { Id = 1, Amount = 1, Price = 100m };
var account = new Account { Id = 1, Balance = 105m };
var accountRepository = A.Fake<IRepository<Account>>();
A.CallTo(() => accountRepository.Get(A<int>._)).Returns(account);
var productRepository = A.Fake<IRepository<Product>>();
A.CallTo(() => productRepository.Query()).Returns(new[] { product1 }.AsQueryable());
var unitOfWork = A.Fake<IUnitOfWork>();
A.CallTo(() => unitOfWork.Repository<Account>()).Returns(accountRepository);
A.CallTo(() => unitOfWork.Repository<Product>()).Returns(productRepository);
var unitOfWorkFactory = A.Fake<IUnitOfWorkFactory>();
A.CallTo(() => unitOfWorkFactory.Create()).Returns(unitOfWork);
var service = new PurchaseService(unitOfWorkFactory);
service.Purchase(account.Id, new[] { product1.Id }, product1.Price);
Assert.That(account.Balance, Is.EqualTo(5));
}
public void Purchase_When_amount_of_product_equals_zero_Then_throw_exception()
{
// Arrange
var product1 = new Product { Id = 1, Price = 1, Amount = 5 };
var product2 = new Product { Id = 2, Price = 2, Amount = 0 };
var productRepository = A.Fake<IRepository<Product>>();
A.CallTo(() => productRepository.Query()).Returns(new[] { product1, product2}.AsQueryable());
var account = new Account { Id = 1, Balance = 10};
var accountRepository = A.Fake<IRepository<Account>>();
A.CallTo(() => accountRepository.Get(A<int>._)).Returns(account);
var unitOfWork = A.Fake<IUnitOfWork>();
A.CallTo(() => unitOfWork.Repository<Product>()).Returns(productRepository);
A.CallTo(() => unitOfWork.Repository<Account>()).Returns(accountRepository);
var unitOfWorkFactory = A.Fake<IUnitOfWorkFactory>();
A.CallTo(() => unitOfWorkFactory.Create()).Returns(unitOfWork);
var service = new PurchaseService(unitOfWorkFactory);
// Act and Assert
Assert.Throws<PurchaseException>(() => service.Purchase(account.Id, new[] { product1.Id, product2.Id, }, product1.Price + product2.Price));
}
public void GivenIHaveAnAccountWithOrderHistoryOfTotalValueOf(int total)
{
_account = new Account { Id = 1 };
_order = new Order { Id = 1, AccountId = 1, Total = total};
}
public void GivenIHaveCreatedAnAccountWithBalance(int p0)
{
_account = new Account { Id = 1, Balance = p0 };
}
public void GivenIHaveAnAccount()
{
_account = new Account { Id = 1, Name = "Account1", Balance = 1 };
}
public void Purchase_When_purchase_products_Then_SaveChanges_of_UnitOfWork_called()
{
// Arrange
var product1 = new Product { Id = 1, Price = 1, Amount = 1 };
var productRepository = A.Fake<IRepository<Product>>();
A.CallTo(() => productRepository.Query()).Returns(new[] { product1 }.AsQueryable());
var account = new Account { Id = 1, Balance = 1 };
var accountRepository = A.Fake<IRepository<Account>>();
A.CallTo(() => accountRepository.Get(A<int>._)).Returns(account);
var unitOfWork = A.Fake<IUnitOfWork>();
A.CallTo(() => unitOfWork.Repository<Product>()).Returns(productRepository);
A.CallTo(() => unitOfWork.Repository<Account>()).Returns(accountRepository);
var unitOfWorkFactory = A.Fake<IUnitOfWorkFactory>();
A.CallTo(() => unitOfWorkFactory.Create()).Returns(unitOfWork);
var service = new PurchaseService(unitOfWorkFactory);
// Act
service.Purchase(account.Id, new[] { product1.Id }, product1.Price);
// Assert
A.CallTo(() => unitOfWork.SaveChanges()).MustHaveHappened(Repeated.Exactly.Once);
}
public void GivenIHaveAnAccountWithOnBalance(decimal balance)
{
_account = new Account { Id = 1, Balance = balance };
}
public void GivenICreateAccountWithBalance()
{
_account = new Account() {Id = 1};
_order = new Order { Id = 2, AccountId = _account.Id, Account = _account, Date = DateTime.Now, Total = 30m };
}
public AccountViewModel(Account account)
{
Id = account.Id;
Name = account.Name;
_balance = account.Balance;
}
public void Purchase_When_purchase_products_with_0_amount_Then_purchase_should_throw_an_exception()
{
// Arrange
var product1 = new Product { Id = 1, Price = 2, Amount = 0, Title = "Keyboard" };
var product2 = new Product { Id = 2, Amount = 2, Price = 2, Title = "Mouse" };
var productRepository = A.Fake<IRepository<Product>>();
A.CallTo(() => productRepository.Query()).Returns(new[] { product1 }.AsQueryable());
var account = new Account { Id = 1, Balance = 5 };
var accountRepository = A.Fake<IRepository<Account>>();
A.CallTo(() => accountRepository.Get(A<int>._)).Returns(account);
var unitOfWork = A.Fake<IUnitOfWork>();
A.CallTo(() => unitOfWork.Repository<Product>()).Returns(productRepository);
A.CallTo(() => unitOfWork.Repository<Account>()).Returns(accountRepository);
var unitOfWorkFactory = A.Fake<IUnitOfWorkFactory>();
A.CallTo(() => unitOfWorkFactory.Create()).Returns(unitOfWork);
var service = new PurchaseService(unitOfWorkFactory);
// Assert
Assert.Throws<PurchaseException>(() => service.Purchase(account.Id, new[] { product1.Id, product2.Id }, product1.Price + product2.Price));
}
public void GetDiscount_When_products_value_and_previous_orders_value_enough_for_discount_Then_get_15percent_discount()
{
var account = new Account { Id = 1, Balance = 400m, Name = "John" };
var order1 = new Order { Id = 1, AccountId = 1, Total = 250m};
var order2 = new Order { Id = 2, AccountId = 1, Total = 250m};
var orderRepository = A.Fake<IRepository<Order>>();
A.CallTo(() => orderRepository.Query()).Returns(new[] { order1, order2 }.AsQueryable());
var accountRepository = A.Fake<IRepository<Account>>();
A.CallTo(() => accountRepository.Query()).Returns(new[] { account }.AsQueryable());
var unitOfWork = A.Fake<IUnitOfWork>();
A.CallTo(() => unitOfWork.Repository<Account>()).Returns(accountRepository);
A.CallTo(() => unitOfWork.Repository<Order>()).Returns(orderRepository);
var unitOfWorkFactory = A.Fake<IUnitOfWorkFactory>();
A.CallTo(() => unitOfWorkFactory.Create()).Returns(unitOfWork);
var service = new PurchaseService(unitOfWorkFactory);
var discount = service.GetDiscount(account.Id, 200);
Assert.That(
discount,
Is.EqualTo(PurchaseService.EXPENSIVE_PRODUCTS_DISCOUNT + PurchaseService.ORDERS_HISTORY_DISCOUNT));
}
public void Purchase_When_product_amount_is_0_Then_throw_an_exception()
{
// Arrange
var product = new Product { Id = 1, Title = "Test product", Price = 10, Amount = 0 };
var productRepository = A.Fake<IRepository<Product>>();
A.CallTo(() => productRepository.Query()).Returns(new[] { product }.AsQueryable());
var account = new Account { Id = 1, Balance = 1000m };
var accountRepository = A.Fake<IRepository<Account>>();
A.CallTo(() => accountRepository.Get(A<int>._)).Returns(account);
var unitOfWork = A.Fake<IUnitOfWork>();
A.CallTo(() => unitOfWork.Repository<Product>()).Returns(productRepository);
A.CallTo(() => unitOfWork.Repository<Account>()).Returns(accountRepository);
var unitOfWorkFactory = A.Fake<IUnitOfWorkFactory>();
A.CallTo(() => unitOfWorkFactory.Create()).Returns(unitOfWork);
var service = new PurchaseService(unitOfWorkFactory);
// Assert
Assert.Throws<PurchaseException>(() => service.Purchase(account.Id, new[] { product.Id }, product.Price));
}
public void Purchase_When_purchase_products_with_amount_0_Then_throw_argument_exception()
{
// Arrange
var product1 = new Product { Id = 1, Price = 1, Amount = 0 };
var productRepository = A.Fake<IRepository<Product>>();
A.CallTo(() => productRepository.Query()).Returns(new[] { product1 }.AsQueryable());
var account = new Account { Id = 1, Balance = 1 };
var accountRepository = A.Fake<IRepository<Account>>();
A.CallTo(() => accountRepository.Get(A<int>._)).Returns(account);
var unitOfWork = A.Fake<IUnitOfWork>();
A.CallTo(() => unitOfWork.Repository<Product>()).Returns(productRepository);
A.CallTo(() => unitOfWork.Repository<Account>()).Returns(accountRepository);
var unitOfWorkFactory = A.Fake<IUnitOfWorkFactory>();
A.CallTo(() => unitOfWorkFactory.Create()).Returns(unitOfWork);
var service = new PurchaseService(unitOfWorkFactory);
// Act and Assert
Assert.Throws<ArgumentException>(() => service.Purchase(account.Id, new[] { product1.Id }, product1.Price));
}
public void GivenIHaveAnAccountWithOnBalance(int p0)
{
_account = new Account { Id = 1, Name = "Account1", Balance = p0 };
}
