test/built-ins/Object/defineProperties/15.2.3.7-5-b-156.js


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// 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-156
description: >
    Object.defineProperties - 'descObj' is the Math object which
    implements its own [[Get]] method to get 'writable' property
    (8.10.5 step 6.a)
includes: [propertyHelper.js]
---*/


var obj = {};

Math.writable = false;

Object.defineProperties(obj, {
  property: Math
});

assert(obj.hasOwnProperty("property"));
verifyNotWritable(obj, "property");