// Copyright (c) 2012 Ecma International. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- es5id: 15.2.3.6-4-509 description: > ES5 Attributes - fail to update [[Enumerable]] attribute of accessor property ([[Get]] is a Function, [[Set]] is undefined, [[Enumerable]] is true, [[Configurable]] is false) to different value ---*/ var obj = {}; var getFunc = function() { return 1001; }; Object.defineProperty(obj, "prop", { get: getFunc, set: undefined, enumerable: true, configurable: false }); var result1 = false; var desc1 = Object.getOwnPropertyDescriptor(obj, "prop"); for (var p1 in obj) { if (p1 === "prop") { result1 = true; } } assert.throws(TypeError, function() { Object.defineProperty(obj, "prop", { enumerable: false }); }); var result2 = false; var desc2 = Object.getOwnPropertyDescriptor(obj, "prop"); for (var p2 in obj) { if (p2 === "prop") { result2 = true; } } assert(result1, 'result1 !== true'); assert(result2, 'result2 !== true'); assert.sameValue(desc1.enumerable, true, 'desc1.enumerable'); assert.sameValue(desc2.enumerable, true, 'desc2.enumerable'); reportCompare(0, 0);