// 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: 15.2.3.14-5-a-4 description: > Object.keys - Verify that 'configurable' attribute of element of returned array is correct includes: [runTestCase.js] ---*/ function testcase() { var obj = { prop1: 100 }; var array = Object.keys(obj); var desc = Object.getOwnPropertyDescriptor(array, "0"); delete array[0]; return typeof array[0] === "undefined" && desc.hasOwnProperty("configurable") && desc.configurable === true; } runTestCase(testcase);