/// 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 ch15/15.2/15.2.3/15.2.3.7/15.2.3.7-6-a-79.js * @description Object.defineProperties throws TypeError when P.configurable is false, P.writalbe is false, properties.value and P.value are two numbers with different values (8.12.9 step 10.a.ii.1) */ function testcase() { var obj = {}; Object.defineProperty(obj, "foo", { value: 10, writable: false, configurable: false }); try { Object.defineProperties(obj, { foo: { value: 20 } }); return false; } catch (e) { return (e instanceof TypeError) && dataPropertyAttributesAreCorrect(obj, "foo", 10, false, false, false); } } runTestCase(testcase);