Method test_slots_after_items

Lib/test/test_descr.py:1323–1333

(self)

            X().a

    def test_slots_after_items(self):
        class C(tuple):
            __slots__ = ['a']
        x = C((1, 2, 3))
        self.assertNotHasAttr(x, "__dict__")
        self.assertNotHasAttr(x, "a")
        x.a = 42
        self.assertEqual(x.a, 42)
        del x.a
        self.assertNotHasAttr(x, "a")
        self.assertEqual(x, (1, 2, 3))

    def test_slots_special(self):
        # Testing __dict__ and __weakref__ in __slots__...