The Tor Browser / file revision

 /* -*- Mode: Java; 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/. */

 const Cc = Components.classes;

 const Ci = Components.interfaces;

 const Cr = Components.results;

 function run_test()

 {

   // Generate a leaf name that is 255 characters long.

   var longLeafName = new Array(256).join("T");

   // Generate the path for a file located in a directory with a long name.

   var tempFile = Cc["@mozilla.org/file/directory_service;1"].

                  getService(Ci.nsIProperties).get("TmpD", Ci.nsIFile);

   tempFile.append(longLeafName);

   tempFile.append("test.txt");

   try {

     tempFile.createUnique(Ci.nsIFile.NORMAL_FILE_TYPE, 0600);

     do_throw("Creating an item in a folder with a very long name should throw");

   }

   catch (e if (e instanceof Ci.nsIException &&

                e.result == Cr.NS_ERROR_FILE_UNRECOGNIZED_PATH)) {

     // We expect the function not to crash but to raise this exception.

   }

 }