public void RegisterDiscount_NotFoundOrderError()
{
// arrange
var orderId = GenerateGuid();
var simpleDiscount = new SimpleDiscountService();
// act
var response = orderService.RegisterDiscount(orderId, simpleDiscount);
// assert
response.IsError.Should().Be(true);
response.ErrorMessage.Should().Be($"Order with id: {orderId} not found!");
}
public void RegisterDiscount_ShouldBeSuccessfull()
{
// arrange
var orderId = orderService.CreateNewOrder();
var simpleDiscount = new SimpleDiscountService();
// act
var response = orderService.RegisterDiscount(orderId, simpleDiscount);
// assert
response.IsError.Should().Be(false);
response.Data.Should().Be($"Discount with id: {simpleDiscount.Id} added to order.");
}
public void RegisterDiscount_DuplicateRegistrationError()
{
// arrange
var orderId = orderService.CreateNewOrder();
var simpleDiscount = new SimpleDiscountService();
// act
var response = orderService.RegisterDiscount(orderId, simpleDiscount);
var response2 = orderService.RegisterDiscount(orderId, simpleDiscount);
// assert
response.IsError.Should().Be(false);
response.Data.Should().Be($"Discount with id: {simpleDiscount.Id} added to order.");
response2.IsError.Should().Be(true);
response2.ErrorMessage.Should().Be($"Discount with id: {simpleDiscount.Id} allready registered!");
}
public void GetDiscount_ОптовыйЗаказ_Скидка20Процентов_Theory(int count)
{
// Arrange
var discountService = new SimpleDiscountService();
var строкаЗаказа = new СтрокаЗаказа
{
Количество = count
};
// Act
var discount = discountService.GetDiscount(строкаЗаказа);
// Assert
Assert.Equal(0.8m, discount);
}
public void GetDiscount_РозничныйЗаказ_БезСкидки_Theory(int count)
{
// Arrange
var discountService = new SimpleDiscountService();
var строкаЗаказа = new СтрокаЗаказа
{
Количество = count
};
// Act
var discount = discountService.GetDiscount(строкаЗаказа);
// Assert
Assert.Equal(1, discount);
}
