tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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tamper-with-global-object.js (849B)

      1 // Copyright (C) 2016 Jordan Harband. All rights reserved.
      2 // This code is governed by the BSD license found in the LICENSE file.
      3 
      4 /*---
      5 description: >
      6    Object.getOwnPropertyDescriptors should not have its behavior impacted by modifications to the global property Object
      7 esid: sec-object.getownpropertydescriptors
      8 author: Jordan Harband
      9 ---*/
     10 
     11 function fakeObject() {
     12  throw new Test262Error('The overriden version of Object was called!');
     13 }
     14 fakeObject.getOwnPropertyDescriptors = Object.getOwnPropertyDescriptors;
     15 fakeObject.keys = Object.keys;
     16 
     17 var global = this;
     18 global.Object = fakeObject;
     19 
     20 assert.sameValue(Object, fakeObject, 'Sanity check failed: could not modify the global Object');
     21 assert.sameValue(Object.keys(Object.getOwnPropertyDescriptors('a')).length, 2, 'Expected string primitive to have 2 descriptors');
     22 
     23 reportCompare(0, 0);