Method test_load_attr_class

Lib/test/test_opcache.py:772–799

(self)

    @requires_specialization
    def test_load_attr_class(self):
        def get_items():
            class C:
                a = make_deferred_ref_count_obj()

            items = []
            for _ in range(self.ITEMS):
                item = C
                items.append(item)
            return items

        def read(items):
            for item in items:
                try:
                    item.a
                except AttributeError:
                    pass

        def write(items):
            for item in items:
                try:
                    del item.a
                except AttributeError:
                    pass
                item.a = make_deferred_ref_count_obj()

        opname = "LOAD_ATTR_CLASS"
        self.assert_races_do_not_crash(opname, get_items, read, write)

    @requires_specialization
    def test_load_attr_class_with_metaclass_check(self):