public void GetAllVacantParkingSpacesByType(int jumboV, int jumboO, int jetV, int jetO, int propV, int propO, int expected, PlaneType planeType)
        {
            var parkingService = new ParkingService(CreateParking(jumboV, jumboO, jetV, jetO, propV, propO));
            var result         = parkingService.GetAllVacantParkingSpacesForType(planeType);

            Assert.Equal(expected, result.Count());
        }