public void RemoveBookingFromTheListOfAllBookingsTest()
        {
            Performance performance = new Performance(0, DateTime.Now, 0);
            List <Seat> seats       = new List <Seat>();
            Customer    customer1   = new Customer("Paul", "*****@*****.**", 0, true);
            Booking     book1       = new Booking(0, performance, seats, BookingState.Active, customer1, true, 0);
            Booking     book2       = new Booking(1, performance, seats, BookingState.Pending, customer1, false, 0);

            theater.AddBookingToTheListOfAllBookings(book1);
            theater.AddBookingToTheListOfAllBookings(book2);

            Assert.AreEqual(true, theater.RemoveBookingFromTheListOfAllBookings(0));

            Assert.AreEqual(book2, theater.GetListOfAllBookings()[0]);
        }