Method test_init_var

Lib/test/test_dataclasses/__init__.py:4404–4416

(self)

        self.assertEqual((c.x, c.y), (1, 2))

    def test_init_var(self):
        def post_init(self, y):
            self.x *= y

        C = make_dataclass('C',
                           [('x', int),
                            ('y', InitVar[int]),
                            ],
                           namespace={'__post_init__': post_init},
                           )
        c = C(2, 3)
        self.assertEqual(vars(c), {'x': 6})
        self.assertEqual(len(fields(c)), 1)

    def test_class_var(self):
        C = make_dataclass('C',