/// 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 ch15/15.2/15.2.3/15.2.3.7/15.2.3.7-5-b-249.js * @description Object.defineProperties - 'descObj' is the Arguments object which implements its own [[Get]] method to get 'set' property (8.10.5 step 8.a) */ function testcase() { var data = "data"; var fun = function () { return arguments; }; var arg = fun(); var setFun = function (value) { data = value; }; arg.prop = { set: setFun }; var obj = {}; Object.defineProperties(obj, arg); obj.prop = "argData"; return obj.hasOwnProperty("prop") && data === "argData"; } runTestCase(testcase);