test/built-ins/Object/defineProperties/15.2.3.7-5-b-62.js


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33

// 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-62
description: >
    Object.defineProperties - 'configurable' property of 'descObj' is
    inherited data property (8.10.5 step 4.a)
includes: [runTestCase.js]
---*/

function testcase() {

        var obj = {};
        var proto = {
            configurable: true
        };
        var Con = function () { };
        Con.prototype = proto;
        var descObj = new Con();

        Object.defineProperties(obj, {
            prop: descObj
        });

        var result1 = obj.hasOwnProperty("prop");
        delete obj.prop;
        var result2 = obj.hasOwnProperty("prop");

        return result1 === true && result2 === false;

    }
runTestCase(testcase);