/// 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. /** * @path ch15/15.2/15.2.3/15.2.3.14/15.2.3.14-2-2.js * @description Object.keys returns the standard built-in Array (check [[Class]] */ function testcase() { var o = { x: 1, y: 2}; var a = Object.keys(o); var s = Object.prototype.toString.call(a); if (s === '[object Array]') { return true; } } runTestCase(testcase);