The Tor Browser: toolkit/components/downloads/test/unit/test_history_expiration.js@6474c204b198 (annotated)

toolkit/components/downloads/test/unit/test_history_expiration.js@6474c204b198 (annotated)

toolkit/components/downloads/test/unit/test_history_expiration.js

Wed, 31 Dec 2014 06:09:35 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 06:09:35 +0100
changeset 0: 6474c204b198
permissions: -rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

 /* 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/. */
 /**
  * Test bug 251337 to make sure old downloads are expired and removed.
  * Make sure bug 431346 and bug 431597 don't cause crashes when batching.
  */
 /**
  * Returns a PRTime in the past usable to add expirable visits.
  *
  * @note Expiration ignores any visit added in the last 7 days, but it's
  *       better be safe against DST issues, by going back one day more.
  */
 function getExpirablePRTime() {
   let dateObj = new Date();
   // Normalize to midnight
   dateObj.setHours(0);
   dateObj.setMinutes(0);
   dateObj.setSeconds(0);
   dateObj.setMilliseconds(0);
   dateObj = new Date(dateObj.getTime() - 8 * 86400000);
   return dateObj.getTime() * 1000;
 }
 function run_test()
 {
   if (oldDownloadManagerDisabled()) {
     return;
   }
   run_next_test();
 }
 add_task(function test_execute()
 {
   // Like the code, we check to see if nav-history-service exists
   // (i.e MOZ_PLACES is enabled), so that we don't run this test if it doesn't.
   if (!("@mozilla.org/browser/nav-history-service;1" in Cc))
     return;
   let dm = Cc["@mozilla.org/download-manager;1"].
            getService(Ci.nsIDownloadManager);
   let db = dm.DBConnection;
   // Empty any old downloads
   db.executeSimpleSQL("DELETE FROM moz_downloads");
   let stmt = db.createStatement(
     "INSERT INTO moz_downloads (id, source, target, state, guid) " +
     "VALUES (?1, ?2, ?3, ?4, ?5)");
   let iosvc = Cc["@mozilla.org/network/io-service;1"].
               getService(Ci.nsIIOService);
   let theId = 1337;
   let theURI = iosvc.newURI("http://expireme/please", null, null);
   let theGUID = "a1bcD23eF4g5";
   try {
     // Add a download from the URI
     stmt.bindByIndex(0, theId);
     stmt.bindByIndex(1, theURI.spec);
     // Give a dummy file name
     let file = Cc["@mozilla.org/file/directory_service;1"].
                getService(Ci.nsIProperties).get("TmpD", Ci.nsIFile);
     file.append("expireTest");
     stmt.bindByIndex(2, Cc["@mozilla.org/network/io-service;1"].
       getService(Ci.nsIIOService).newFileURI(file).spec);
     // Give it some state
     stmt.bindByIndex(3, dm.DOWNLOAD_FINISHED);
     stmt.bindByIndex(4, theGUID);
     // Add it!
     stmt.execute();
   }
   finally {
     stmt.reset();
     stmt.finalize();
   }
   // Add an expirable visit to this download.
   let histsvc = Cc["@mozilla.org/browser/nav-history-service;1"].
                 getService(Ci.nsINavHistoryService);
   yield promiseAddVisits({uri: theURI, visitDate: getExpirablePRTime(),
                           transition: histsvc.TRANSITION_DOWNLOAD});
   // Get the download manager as history observer and batch expirations
   let histobs = dm.QueryInterface(Ci.nsINavHistoryObserver);
   histobs.onBeginUpdateBatch();
   // Look for the removed download notification
   let obs = Cc["@mozilla.org/observer-service;1"].
             getService(Ci.nsIObserverService);
   const kRemoveTopic = "download-manager-remove-download-guid";
   let testObs = {
     observe: function(aSubject, aTopic, aData) {
       if (aTopic != kRemoveTopic)
         return;
       // Make sure the removed/expired download was the one we added
       let id = aSubject.QueryInterface(Ci.nsISupportsCString);
       do_check_eq(id.data, theGUID);
       // We're done!
       histobs.onEndUpdateBatch();
       obs.removeObserver(testObs, kRemoveTopic);
       do_test_finished();
     }
   };
   obs.addObserver(testObs, kRemoveTopic, false);
   // Set expiration stuff to 0 to make the download expire
   Services.prefs.setIntPref("places.history.expiration.max_pages", 0);
   // Force a history expiration.
   let expire = Cc["@mozilla.org/places/expiration;1"].getService(Ci.nsIObserver);
   expire.observe(null, "places-debug-start-expiration", -1);
   // Expiration happens on a timeout, about 3.5s after we set the pref
   do_test_pending();
 });