gecko-dev/xpcom/tests/unit/test_file_createUnique.js
2012-05-21 12:12:37 +01:00

30 lines
1.1 KiB
JavaScript

/* -*- 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.
}
}