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33 lines
850 B
JavaScript
33 lines
850 B
JavaScript
// Copyright (c) 2012 Ecma International. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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es5id: 15.2.3.7-6-a-177
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description: >
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Object.defineProperties - 'O' is an Array, 'P' is the length
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property of 'O', the [[Value]] field of 'desc' is less than value
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of the length property, test the [[Writable]] attribute of the
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length property is set to false at last when the [[Writable]]
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field of 'desc' is false and 'O' doesn't contain non-configurable
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large index named property (15.4.5.1 step 3.m)
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includes: [propertyHelper.js]
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---*/
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var arr = [0, 1];
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Object.defineProperties(arr, {
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length: {
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value: 0,
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writable: false
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}
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});
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assert(!arr.hasOwnProperty("1"));
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assert(!arr.hasOwnProperty("0"));
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verifyProperty(arr, "length", {
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value: 0,
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writable: false,
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});
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