def test_draw_black(self):
s = Smoother([[0]])
pb = PathBuilder()
s._draw_black(pb, 20, 30, BLACK)
pb.optimize()
self.assertEqual(pb.generate_paths(), [[(20, 30), (30, 30), (30, 40),
(20, 40)]])
def test_draw_black2(self):
s = Smoother([[0]])
pb = PathBuilder()
s._draw_black(pb, 0, 0, BLACK | NW | NE | SE | SW)
pb.optimize()
self.assertEqual(pb.generate_paths(), [[(0, 3), (3, 0), (7, 0),
(10, 3), (10, 7), (7, 10),
(3, 10), (0, 7)]])
