def test_set_centroid_with_vector(self):
rect = Rect(100, 150, 200, 350)
rect.centroid = Vector(500, 500)
self.assertEqual(rect, (450, 400, 550, 600))
def test_set_size_with_vector(self):
rect = Rect(100, 150, 200, 350)
rect.size = Vector(200, 400)
self.assertEqual(rect, (50, 50, 250, 450))
