js/src/tests/test262/built-ins/Object/getOwnPropertyDescriptor/15.2.3.3-4-178.js


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20

// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
es5id: 15.2.3.3-4-178
description: >
    Object.getOwnPropertyDescriptor returns data desc (all false) for
    properties on built-ins (Global.NaN)
---*/

// in non-strict mode, 'this' is bound to the global object.
var desc = Object.getOwnPropertyDescriptor(this, "NaN");

assert.sameValue(desc.writable, false, 'desc.writable');
assert.sameValue(desc.enumerable, false, 'desc.enumerable');
assert.sameValue(desc.configurable, false, 'desc.configurable');
assert.sameValue(desc.hasOwnProperty('get'), false, 'desc.hasOwnProperty("get")');
assert.sameValue(desc.hasOwnProperty('set'), false, 'desc.hasOwnProperty("set")');

reportCompare(0, 0);