public void ExitTheParking_ShouldReturnCar(string registrationNumber)
{
//Arrange
Car car = new Car()
{
Id = 1,
EntranceTime = DateTime.Now,
ExitTime = DateTime.Now,
RegistrationNumber = registrationNumber
};
_parkingRepositoryMock.Setup(x => x.ExitTheParking(registrationNumber)).Returns(Task.FromResult(car));
//Act
Car carExpected = _parkingService.ExitTheParking(registrationNumber);
//Assert
Assert.Equal(registrationNumber, carExpected.RegistrationNumber);
}