The Tor Browser / file revision

 // |reftest| random -- bug 524788

 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

 /* This Source Code Form is subject to the terms of the Mozilla Public

  * License, v. 2.0. If a copy of the MPL was not distributed with this

  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

 //-----------------------------------------------------------------------------

 var BUGNUMBER = 363258;

 var summary = 'Timer resolution';

 var actual = '';

 var expect = '';

 //-----------------------------------------------------------------------------

 test();

 //-----------------------------------------------------------------------------

 function test()

 {

   enterFunc ('test');

   printBugNumber(BUGNUMBER);

   printStatus (summary);

   var start = 0;

   var stop  = 0;

   var i;

   var limit = 0;

   var incr  = 10;

   var resolution = 5;

   while (stop - start == 0)

   {

     limit += incr;

     start = Date.now();

     for (i = 0; i < limit; i++) {}

     stop = Date.now();

   }

   print('limit=' + limit + ', resolution=' + resolution + ', time=' + (stop - start));

   expect = true;

   actual = (stop - start <= resolution);

   reportCompare(expect, actual, summary);

   exitFunc ('test');

 }