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// 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
var set = new Set([1,2,3]);
assertTrue(%SetIteratorProtector());
assertTrue(%MapIteratorProtector());
// This changes %SetIteratorPrototype%. No more tests should be run after this
// in the same instance.
var iterator = set.values();
iterator.__proto__.next = () => ({done: true});
assertFalse(%SetIteratorProtector());
assertTrue(%MapIteratorProtector());
assertEquals([], [...set]);
assertEquals([], [...set.entries()]);
assertEquals([], [...set.keys()]);
assertEquals([], [...set.values()]);
assertEquals([], [...iterator]);
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