def test_collision(self):
obj_a = Object(0, 0, 10, 0)
obj_b = Object(0, 15, 6, 0)
self.assertTrue(obj_a.check_radius_collision(obj_b))
def test_no_collision(self):
obj_a = Object(0, 0, 10, 0)
obj_b = Object(0, 15, 4, 0)
self.assertFalse(obj_a.check_radius_collision(obj_b))