Method test_binary_subscr_getitem

Lib/test/test_opcache.py:664–691

(self)

    @requires_specialization
    def test_binary_subscr_getitem(self):
        def get_items():
            class C:
                __getitem__ = lambda self, item: None

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

        def read(items):
            for item in items:
                try:
                    item[None]
                except TypeError:
                    pass

        def write(items):
            for item in items:
                try:
                    del item.__getitem__
                except AttributeError:
                    pass
                type(item).__getitem__ = lambda self, item: None

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

    @requires_specialization
    def test_binary_subscr_list_int(self):