// Copyright (c) 2012 Ecma International. All rights reserved. // Ecma International makes this code available under the terms and conditions set // forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the // "Use Terms"). Any redistribution of this code must retain the above // copyright and this notice and otherwise comply with the Use Terms. /*--- es5id: 15.2.3.7-6-a-157 description: > Object.defineProperties - 'O' is an Array, 'P' is the length property of 'O', test the [[Value]] field of 'desc' which is less than value of the length property is defined into 'O' with deleting properties with large index named (15.4.5.1 step 3.f) includes: [runTestCase.js] ---*/ function testcase() { var arr = [0, 1]; Object.defineProperties(arr, { length: { value: 1 } }); return arr.length === 1 && !arr.hasOwnProperty("1") && arr[0] === 0; } runTestCase(testcase);