// 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: 15.2.3.6-4-335 description: > ES5 Attributes - property ([[Writable]] is true, [[Enumerable]] is true, [[Configurable]] is false) is undeletable includes: [runTestCase.js] ---*/ function testcase() { var obj = {}; Object.defineProperty(obj, "prop", { value: 2010, writable: true, enumerable: true, configurable: false }); var beforeDelete = obj.hasOwnProperty("prop"); delete obj.prop; var afterDelete = obj.hasOwnProperty("prop"); return beforeDelete && obj.prop === 2010 && afterDelete; } runTestCase(testcase);