public void WhenCheckingPreReservation_ThenReturnFalse(int howmanyPeoples)
        {
            var preReservation = new PreReservationViewModel
            {
                FromWhatTime    = new TimeSpan(12, 0, 0),
                ToWhatTime      = new TimeSpan(13, 30, 0),
                HowManyPeoples  = howmanyPeoples,
                ReservationDate = new DateTime(2018, 9, 19)
            };

            IServiceReservation service = new ReservationService();
            var check = service.CheckPreReservation(preReservation);

            Assert.IsFalse(check);
        }