// Copyright (c) 2012 Ecma International. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- es5id: 15.2.3.7-6-a-173 description: > Object.defineProperties - 'O' is an Array, 'P' is the length property of 'O', the [[Value]] field of 'desc' is less than value of the length property, test the [[Configurable]] attribute of own accessor property with large index named in 'O' that overrides inherited accessor property can stop deleting index named properties (15.4.5.1 step 3.l.ii) includes: [runTestCase.js] ---*/ function testcase() { var arr = [0, 1]; try { Object.defineProperty(arr, "1", { get: function () { return 1; }, configurable: false }); Object.defineProperty(Array.prototype, "1", { get: function () { return 2; }, configurable: true }); Object.defineProperties(arr, { length: { value: 1 } }); return false; } catch (e) { return e instanceof TypeError && arr.length === 2 && arr.hasOwnProperty("1") && arr[0] === 0 && arr[1] === 1 && Array.prototype[1] === 2; } finally { delete Array.prototype[1]; } } runTestCase(testcase);