15 lines
396 B
JavaScript
15 lines
396 B
JavaScript
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// Copyright 2017 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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//
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// Flags: --allow-natives-syntax
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Object.defineProperty(Promise, Symbol.species, { value: 0 });
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var p = new Promise(function() {});
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try {
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p.then();
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assertUnreachable();
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} catch(e) {
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assertTrue(e instanceof TypeError);
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}
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