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26 lines
1.0 KiB
JavaScript
26 lines
1.0 KiB
JavaScript
/// Copyright (c) 2012 Ecma International. All rights reserved.
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/// Ecma International makes this code available under the terms and conditions set
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/// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the
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/// "Use Terms"). Any redistribution of this code must retain the above
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/// copyright and this notice and otherwise comply with the Use Terms.
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/**
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* @path ch15/15.2/15.2.3/15.2.3.7/15.2.3.7-6-a-264.js
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* @description Object.defineProperties - 'O' is an Array, 'P' is an array index named property, test the length property of 'O' is set as ToUint32('P') + 1 if ToUint32('P') equals to value of the length property in 'O' (15.4.5.1 step 4.e.ii)
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*/
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function testcase() {
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var arr = [];
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arr.length = 3; // default value of length: writable: true, configurable: false, enumerable: false
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Object.defineProperties(arr, {
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"3": {
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value: 26
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}
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});
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return arr.length === 4 && arr[3] === 26;
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}
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runTestCase(testcase);
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