public void GetFlightsByAirline()
        {
            countryDAO.Add(new Country("Israel"));
            Country israel = countryDAO.GetCountryByName("Israel");

            airlineDAO.Add(new AirlineCompany("ELAL", "USERNAME", "PASSWORD", israel.ID));
            AirlineCompany elal = airlineDAO.GetAirlineByName("ELAL");

            airlineDAO.Add(new AirlineCompany("ARKIA", "USERNAME1", "PASSWORD2", israel.ID));



            flightDAO.Add(new Flight(elal.ID, israel.ID, israel.ID, new DateTime((DateTime.Now.Year + 2), 12, 5, 14, 00, 00), new DateTime((DateTime.Now.Year + 2), 12, 7, 14, 00, 00), 50, FlightStatus.NotDeparted));
            flightDAO.Add(new Flight(elal.ID, israel.ID, israel.ID, new DateTime((DateTime.Now.Year + 2), 12, 5, 14, 00, 00), new DateTime((DateTime.Now.Year + 2), 12, 7, 14, 00, 00), 50, FlightStatus.NotDeparted));

            Assert.AreEqual(2, flightDAO.GetFlightsByAirline(elal.ID).Count);
        }