v8/test/mjsunit/protector-cell/iterator.js

// Copyright 2020 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Flags: --allow-natives-syntax

assertTrue(%SetIteratorProtector());
assertTrue(%MapIteratorProtector());
assertTrue(%StringIteratorProtector());
assertTrue(%ArrayIteratorProtector());
const iteratorPrototype = Object.getPrototypeOf(Object.getPrototypeOf([][Symbol.iterator]()))
Object.defineProperty(iteratorPrototype, Symbol.iterator, { value: {} });
assertFalse(%SetIteratorProtector());
assertFalse(%MapIteratorProtector());
assertTrue(%StringIteratorProtector());
assertTrue(%ArrayIteratorProtector());