def test_reflection_and_rotation(self):
transformer = Transformation(Point(1.0, 1.0), angle=90.0, reflect="y")
old_point = Point(1.0, 0.0)
transformer._reflect(old_point)
transformer._rotate(old_point)
self.assertAlmostEqual(old_point.x, 1.0)
self.assertAlmostEqual(old_point.y, 0.0)
def test_reflection(self):
transformer = Transformation(Point(), angle=90.0, reflect="x")
old_point = Point(0.0, 1.0)
transformer._reflect(old_point)
self.assertEqual(old_point.x, 0.0)
self.assertEqual(old_point.y, -1.0)
transformer = Transformation(Point(), angle=90.0, reflect="y")
old_point = Point(1.0, 0.0)
transformer._reflect(old_point)
self.assertEqual(old_point.x, -1.0)
self.assertEqual(old_point.y, 0.0)