17 lines
694 B
JavaScript
17 lines
694 B
JavaScript
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// Copyright 2020 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --allow-natives-syntax --no-stress-opt
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assertTrue(%SetIteratorProtector());
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assertTrue(%MapIteratorProtector());
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assertTrue(%StringIteratorProtector());
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assertTrue(%ArrayIteratorProtector());
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const iteratorPrototype = Object.getPrototypeOf(Object.getPrototypeOf([][Symbol.iterator]()))
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Object.defineProperty(iteratorPrototype, Symbol.iterator, { value: {} });
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assertFalse(%SetIteratorProtector());
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assertFalse(%MapIteratorProtector());
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assertTrue(%StringIteratorProtector());
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assertTrue(%ArrayIteratorProtector());
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