def test_move_OY_down(self):
segment = Segment("", [10, 10], [0, 0, 0])
segment.move_OY_down(5)
self.assertEqual(segment.get_position_OY(), 15)
def test_stop_at(self):
segment = Segment("", [13, 37], [0, 0, 0])
segment.stop_at(0)
self.assertEqual(segment.get_position_OY(), 240)
