public void CreateOrderValidationTest(string userId, string firstName, string lastName, string phoneNumber, string pickUpAdress, DateTime fromDate, DateTime toDate, int?carId)
{
//Arrange
var mockUow = new Mock <IUnitOfWork>();
mockUow.Setup(a => a.Orders.Create(It.IsAny <Order>()));
//Act
var service = new RentService(mockUow.Object);
//Assert
Assert.Throws <ValidationException>(
() =>
service.CreateOrder(new OrderDTO
{
UserId = userId,
FirstName = firstName,
LastName = lastName,
PhoneNumber = phoneNumber,
FromDate = fromDate,
ToDate = toDate,
PickUpAddress = pickUpAdress
}, carId));
}