test262/test/built-ins/Object/defineProperties/15.2.3.7-5-b-104.js

23 lines
673 B
JavaScript

// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 15.2.3.7-5-b-104
description: >
Object.defineProperties - value of 'configurable' property of
'descObj' is RegExp object (8.10.5 step 4.b)
---*/
var obj = {};
Object.defineProperties(obj, {
property: {
configurable: new RegExp()
}
});
var preCheck = obj.hasOwnProperty("property");
delete obj.property;
assert(preCheck, 'preCheck !== true');
assert.sameValue(obj.hasOwnProperty("property"), false, 'obj.hasOwnProperty("property")');