v8/test/mjsunit/protector-cell/string-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(%StringIteratorProtector());
Object.defineProperty(String.prototype, Symbol.iterator, { value: {} });
assertFalse(%StringIteratorProtector());