def test_update_attributes_prototype(self):
        """
        Test the prototype method with updated attributes.

        @raise AssertionError: If the test fails.
        """
        point_one = self.__point_class(10, 10)
        point_two = point_one.prototype(x=15, y=20)
        point_three = point_two.prototype()

        self.assertEquals(point_one.__dict__, {'x': 10, 'y': 10})
        self.assertEquals(point_two.__dict__, {'x': 15, 'y': 20})
        self.assertEquals(point_three.__dict__, point_two.__dict__)

        Test the prototype method with updated attributes.

        @raise AssertionError: If the test fails.
        
tests/creational_tests/test_prototype.py