test262/test/built-ins/Object/defineProperties/15.2.3.7-5-b-76.js

27 lines
735 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-76
description: >
Object.defineProperties - 'descObj' is a Number object which
implements its own [[Get]] method to get 'configurable' property
(8.10.5 step 4.a)
---*/
var obj = {};
var descObj = new Number(-9);
descObj.configurable = true;
Object.defineProperties(obj, {
prop: descObj
});
var result1 = obj.hasOwnProperty("prop");
delete obj.prop;
var result2 = obj.hasOwnProperty("prop");
assert.sameValue(result1, true, 'result1');
assert.sameValue(result2, false, 'result2');