michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: const Cc = Components.classes;
michael@0: const Ci = Components.interfaces;
michael@0: const Cu = Components.utils;
michael@0: 
michael@0: var dirSvc = Cc["@mozilla.org/file/directory_service;1"].getService(Ci.nsIProperties);
michael@0: var profileDir = do_get_profile();
michael@0: 
michael@0: /**
michael@0:  * Removes any files that could make our tests fail.
michael@0:  */
michael@0: function cleanUp()
michael@0: {
michael@0:   let files = [
michael@0:     "downloads.sqlite",
michael@0:     "places.sqlite",
michael@0:     "cookies.sqlite",
michael@0:     "signons.sqlite",
michael@0:     "permissions.sqlite"
michael@0:   ];
michael@0: 
michael@0:   for (let i = 0; i < files.length; i++) {
michael@0:     let file = dirSvc.get("ProfD", Ci.nsIFile);
michael@0:     file.append(files[i]);
michael@0:     if (file.exists())
michael@0:       file.remove(false);
michael@0:   }
michael@0: }
michael@0: cleanUp();
michael@0: 
michael@0: function oldDownloadManagerDisabled()
michael@0: {
michael@0:   try {
michael@0:     // This method throws an exception if the old Download Manager is disabled.
michael@0:     Services.downloads.activeDownloadCount;
michael@0:   } catch (ex) {
michael@0:     return true;
michael@0:   }
michael@0:   return false;
michael@0: }