tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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regress-280769-5.js (966B)


      1 /* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
      2 /* This Source Code Form is subject to the terms of the Mozilla Public
      3 * License, v. 2.0. If a copy of the MPL was not distributed with this
      4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      5 
      6 //-----------------------------------------------------------------------------
      7 var BUGNUMBER = 280769;
      8 var summary = 'Do not overflow 64K string offset';
      9 var actual = 'No Crash';
     10 var expect = 'No Crash';
     11 
     12 printBugNumber(BUGNUMBER);
     13 printStatus (summary);
     14 
     15 var N = 100 * 1000;
     16 
     17 var prefix = new Array(N).join("a"); // prefix is sequence of N "a"
     18 
     19 var suffix = "111";
     20 
     21 var re = new RegExp(prefix+"0?"+suffix);  // re is /aaa...aaa0?111/
     22 
     23 var str_to_match = prefix+suffix;  // str_to_match is "aaa...aaa111"
     24 
     25 try {
     26  var index = str_to_match.search(re);
     27 
     28  expect = 0;
     29  actual = index;
     30 
     31  reportCompare(expect, actual, summary);
     32 } catch (e) {
     33  reportCompare(true, e instanceof Error, actual, summary);
     34 }