// Copyright 2018 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 --no-stress-optvarmap=newMap([[1,2],[2,3],[3,4]]);assertTrue(%MapIteratorProtector());assertTrue(%SetIteratorProtector());// This changes %MapIteratorPrototype%. No more tests should be run after this// in the same instance.variterator=map.values();iterator.__proto__.next=()=>({done:true});assertFalse(%MapIteratorProtector());assertTrue(%SetIteratorProtector());assertEquals([],[...map]);assertEquals([],[...map.entries()]);assertEquals([],[...map.keys()]);assertEquals([],[...map.values()]);assertEquals([],[...iterator]);