def test_translates_given_points(self):
transformer = PointTransformer(Shape(T_TILE).get_points())
self.assertEqual([Point(1, 0),
Point(1, -1),
Point(0, 0),
Point(1, 1)],
transformer.translate_in_dir(DOWN))
def test_rotate_points_not_centered_at_0(self):
transformer = PointTransformer([Point(4, 3),
Point(4, 2),
Point(4, 4),
Point(3, 3)])
self.assertEqual([Point(4, 3),
Point(3, 3),
Point(5, 3),
Point(4, 4)], transformer.rotate())
def test_rotate_points_not_centered_at_0_again(self):
transformer = PointTransformer([Point(1, 2),
Point(1, 1),
Point(1, 3),
Point(0, 2)])
self.assertEqual([Point(1, 2),
Point(0, 2),
Point(2, 2),
Point(1, 3)], transformer.rotate())