void OnDestroy()
{
//Free all the resources
if (parkedAt != null)
{
parkedAt.Vacate();
}
if (chargingAt != null)
{
chargingAt.Free();
}
}
public void Vacate_ShouldBeTrue()
{
ParkingSpace sut = new ParkingSpace();
sut.Vacate();
Assert.That(sut.GetIsAvailable(), Is.EqualTo(true));
}