gecko/toolkit/components/downloads/test/browser/browser_nsIDownloadManagerUI.js

/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 * 
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is
 * Mozilla Corporation.
 * Portions created by the Initial Developer are Copyright (C) 2008
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Shawn Wilsher <me@shawnwilsher.com> (Original Author)
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
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 * decision by deleting the provisions above and replace them with the notice
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 * the provisions above, a recipient may use your version of this file under
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 * ***** END LICENSE BLOCK ***** */

let Cc = Components.classes;
let Ci = Components.interfaces;
let Cr = Components.results;

function test_visibility_open()
{
  var dmui = Cc["@mozilla.org/download-manager-ui;1"].
             getService(Ci.nsIDownloadManagerUI);
  is(dmui.visible, true,
     "nsIDownloadManagerUI indicates that the UI is visible");
}

function test_getAttention_opened()
{
  var dmui = Cc["@mozilla.org/download-manager-ui;1"].
             getService(Ci.nsIDownloadManagerUI);

  // switch focus to this window
  window.focus();

  dmui.getAttention();
  is(dmui.visible, true,
     "nsIDownloadManagerUI indicates that the UI is visible");
}

function test_visibility_closed(aWin)
{
  var dmui = Cc["@mozilla.org/download-manager-ui;1"].
             getService(Ci.nsIDownloadManagerUI);
  aWin.close();
  is(dmui.visible, false,
     "nsIDownloadManagerUI indicates that the UI is not visible");
}

function test_getAttention_closed()
{
  var dmui = Cc["@mozilla.org/download-manager-ui;1"].
             getService(Ci.nsIDownloadManagerUI);

  var exceptionCaught = false;
  try {
    dmui.getAttention();
  } catch (e) {
    is(e.result, Cr.NS_ERROR_UNEXPECTED,
       "Proper exception was caught");
    exceptionCaught = true;
  } finally {
    is(exceptionCaught, true,
       "Exception was caught, as expected");
  }
}

var testFuncs = [
    test_visibility_open
  , test_getAttention_opened
  , test_visibility_closed /* all tests after this *must* expect there to be
                              no open window, otherwise they will fail! */
  , test_getAttention_closed
];

function test()
{
  var dm = Cc["@mozilla.org/download-manager;1"].
           getService(Ci.nsIDownloadManager);
  var db = dm.DBConnection;

  // First, we populate the database with some fake data
  db.executeSimpleSQL("DELETE FROM moz_downloads");

  // See if the DM is already open, and if it is, close it!
  var wm = Cc["@mozilla.org/appshell/window-mediator;1"].
           getService(Ci.nsIWindowMediator);
  var win = wm.getMostRecentWindow("Download:Manager");
  if (win)
    win.close();

  // OK, now that all the data is in, let's pull up the UI
  Cc["@mozilla.org/download-manager-ui;1"].
  getService(Ci.nsIDownloadManagerUI).show();

  // The window doesn't open once we call show, so we need to wait a little bit
  function finishUp() {
    var win = wm.getMostRecentWindow("Download:Manager");

    // Now we can run our tests
    for each (var t in testFuncs)
      t(win);

    finish();
  }
  
  waitForExplicitFinish();
  window.setTimeout(finishUp, 1000);
}