public void Vacate_ShouldBeTrue()
        {
            ParkingSpace sut = new ParkingSpace();

            sut.Vacate();
            Assert.That(sut.GetIsAvailable(), Is.EqualTo(true));
        }
        public void Take_ShouldBeNotAvailable()
        {
            ParkingSpace sut = new ParkingSpace();

            sut.Take();
            Assert.That(sut.GetIsAvailable(), Is.EqualTo(false));
        }