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34 lines
908 B
34 lines
908 B
// Copyright 2015 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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assertThrows(function() {
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Object.getOwnPropertyDescriptor(null, 'x');
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}, TypeError);
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assertThrows(function() {
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Object.getOwnPropertyDescriptor(undefined, 'x');
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}, TypeError);
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assertEquals({
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configurable: false,
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enumerable: false,
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value: 3,
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writable: false,
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}, Object.getOwnPropertyDescriptor('abc', 'length'));
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assertEquals({
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configurable: false,
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enumerable: true,
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value: 'a',
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writable: false,
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}, Object.getOwnPropertyDescriptor('abc', 0));
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assertSame(undefined, Object.getOwnPropertyDescriptor(42, 'x'));
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assertSame(undefined, Object.getOwnPropertyDescriptor(true, 'x'));
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assertSame(undefined, Object.getOwnPropertyDescriptor(false, 'x'));
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assertSame(undefined, Object.getOwnPropertyDescriptor(Symbol(), 'x'));
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