public void GetBy_IdFromCarInDb_CarReturned()
{
var newCar = new Car { Make = "Saab", RegistrationNumber = "DN10000" };
var carRepository = new CarRepository();
carRepository.Add(newCar);
var savedCar = carRepository.GetBy(newCar.Id);
Assert.AreEqual(newCar.Id, savedCar.Id);
}
public void GetBy_IdNotInDatabase_ReturnValueIsNull()
{
var carRepository = new CarRepository();
var id = Guid.NewGuid();
var nullCar = carRepository.GetBy(id);
Assert.IsNull(nullCar);
}