// Copyright (c) 2012 Ecma International. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- es5id: 15.2.3.6-4-492 description: > ES5 Attributes - fail to update [[Configurable]] attribute of accessor property ([[Get]] is undefined, [[Set]] is a Function, [[Enumerable]] is false, [[Configurable]] is false) to different value includes: [propertyHelper.js] ---*/ var obj = {}; var verifySetFunc = "data"; var setFunc = function(value) { verifySetFunc = value; }; Object.defineProperty(obj, "prop", { get: undefined, set: setFunc, enumerable: false, configurable: false }); var desc1 = Object.getOwnPropertyDescriptor(obj, "prop"); try { Object.defineProperty(obj, "prop", { configurable: true }); throw new Test262Error("Expected TypeError"); } catch (e) { assert(e instanceof TypeError); var desc2 = Object.getOwnPropertyDescriptor(obj, "prop"); verifyNotConfigurable(obj, "prop"); assert.sameValue(desc1.configurable, false); assert.sameValue(desc2.configurable, false); assert(obj.hasOwnProperty("prop")); } reportCompare(0, 0);