public void Test()
        {
            var listOfClassrooms = new List <Classroom>();

            listOfClassrooms.Add(new Classroom
            {
                Nazwa_sali     = "sala",
                Liczba_miejsc  = 30,
                Pow_m2         = 30.5,
                Uwagi          = "",
                IdBudynek      = 1,
                Istnieje       = true,
                IdFunkcja_sali = 1,
                Poziom         = "0",
                Dostep_dla_niepelnosprawnych = true,
                Uzytkownik       = "Maciek",
                Kolejnosc        = 1,
                IdRozkladSali    = 1,
                LiczbaKomputerow = 20,
                IdKomputer       = 1,
                Klimatyzacja     = true,
            });

            FilteringObject fo = new FilteringObject
            {
                AirConditioning = true
            };
            Mock <IClassroomManagementRepository> mockRepository = new Mock <IClassroomManagementRepository>();

            mockRepository.Setup(x => x.GetClassroomsAsync()).Returns(listOfClassrooms.As <Task <IEnumerable <Classroom> > >());
            var roomsController = new RoomsController(mockRepository.Object);

            roomsController.Should().NotBeNull();
        }