tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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regress-364104.js (2774B)

      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     = "364104";
      8 var summary = "Array.prototype.indexOf, Array.prototype.lastIndexOf issues " +
      9  "with the optional second fromIndex argument";
     10 var actual, expect;
     11 
     12 printBugNumber(BUGNUMBER);
     13 printStatus(summary);
     14 
     15 /**************
     16 * BEGIN TEST *
     17 **************/
     18 
     19 var failed = false;
     20 
     21 try
     22 {
     23  // indexOf
     24  if ([2].indexOf(2) != 0)
     25    throw "indexOf: not finding 2!?";
     26  if ([2].indexOf(2, 0) != 0)
     27    throw "indexOf: not interpreting explicit second argument 0!";
     28  if ([2].indexOf(2, 1) != -1)
     29    throw "indexOf: ignoring second argument with value equal to array length!";
     30  if ([2].indexOf(2, 2) != -1)
     31    throw "indexOf: ignoring second argument greater than array length!";
     32  if ([2].indexOf(2, 17) != -1)
     33    throw "indexOf: ignoring large second argument!";
     34  if ([2].indexOf(2, -5) != 0)
     35    throw "indexOf: calculated fromIndex < 0, should search entire array!";
     36  if ([2, 3].indexOf(2, -1) != -1)
     37    throw "indexOf: not handling index == (-1 + 2), element 2 correctly!";
     38  if ([2, 3].indexOf(3, -1) != 1)
     39    throw "indexOf: not handling index == (-1 + 2), element 3 correctly!";
     40 
     41  // lastIndexOf
     42  if ([2].lastIndexOf(2) != 0)
     43    throw "lastIndexOf: not finding 2!?";
     44  if ([2].lastIndexOf(2, 1) != 0)
     45    throw "lastIndexOf: not interpreting explicit second argument 1!?";
     46  if ([2].lastIndexOf(2, 17) != 0)
     47    throw "lastIndexOf: should have searched entire array!";
     48  if ([2].lastIndexOf(2, -5) != -1)
     49    throw "lastIndexOf: -5 + 1 < 0, so array shouldn't be searched!";
     50  if ([2].lastIndexOf(2, -2) != -1)
     51    throw "lastIndexOf: -2 + 1 < 0, so array shouldn't be searched!";
     52  if ([2, 3].lastIndexOf(2, -1) != 0)
     53    throw "lastIndexOf: not handling index == (-1 + 2), element 2 correctly!";
     54  if ([2, 3].lastIndexOf(3, -1) != 1)
     55    throw "lastIndexOf: not handling index == (-1 + 2), element 3 correctly!";
     56  if ([2, 3].lastIndexOf(2, -2) != 0)
     57    throw "lastIndexOf: not handling index == (-2 + 2), element 2 correctly!";
     58  if ([2, 3].lastIndexOf(3, -2) != -1)
     59    throw "lastIndexOf: not handling index == (-2 + 2), element 3 correctly!";
     60  if ([2, 3].lastIndexOf(2, -3) != -1)
     61    throw "lastIndexOf: calculated fromIndex < 0, shouldn't search array for 2!";
     62  if ([2, 3].lastIndexOf(3, -3) != -1)
     63    throw "lastIndexOf: calculated fromIndex < 0, shouldn't search array for 3!";
     64 }
     65 catch (e)
     66 {
     67  failed = e;
     68 }
     69 
     70 
     71 expect = false;
     72 actual = failed;
     73 
     74 reportCompare(expect, actual, summary);