/// 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-94.js * @description Object.defineProperties - value of 'configurable' property of 'descObj' is negative number (8.10.5 step 4.b) */ function testcase() { var obj = {}; Object.defineProperties(obj, { property: { configurable: -123 } }); var hadOwnProperty = obj.hasOwnProperty("property"); delete obj.property; return !obj.hasOwnProperty("property") && hadOwnProperty; } runTestCase(testcase);