test262/test/built-ins/Object/defineProperty/15.2.3.6-3-85.js

33 lines
793 B
JavaScript

// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 15.2.3.6-3-85
description: >
Object.defineProperty - 'configurable' property in 'Attributes' is
an inherited accessor property without a get function (8.10.5 step
4.a)
includes: [propertyHelper.js]
---*/
var obj = {};
var proto = {};
Object.defineProperty(proto, "configurable", {
set: function() {}
});
var ConstructFun = function() {};
ConstructFun.prototype = proto;
var child = new ConstructFun();
Object.defineProperty(obj, "property", child);
assert(obj.hasOwnProperty("property"));
verifyNotConfigurable(obj, "property");
assert(obj.hasOwnProperty("property"));
assert.sameValue(typeof(obj.property), "undefined");