/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* ***** 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 Inspector iframe Tests.
 *
 * The Initial Developer of the Original Code is
 * The Mozilla Foundation.
 * Portions created by the Initial Developer are Copyright (C) 2010
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Rob Campbell <rcampbell@mozilla.com>
 *   Mihai Șucan <mihai.sucan@gmail.com>
 *   Julian Viereck <jviereck@mozilla.com>
 *
 * 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
 * of those above. If you wish to allow use of your version of this file only
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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
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

let doc;
let div;
let iframe;

function createDocument()
{
  doc.title = "Inspector scrolling Tests";

  iframe = doc.createElement("iframe");

  iframe.addEventListener("load", function () {
    iframe.removeEventListener("load", arguments.callee, false);

    div = iframe.contentDocument.createElement("div");
    div.textContent = "big div";
    div.setAttribute("style", "height:500px; width:500px; border:1px solid gray;");
    iframe.contentDocument.body.appendChild(div);
    toggleInspector();
  }, false);

  iframe.src = "data:text/html,foo bar";
  doc.body.appendChild(iframe);
}

function toggleInspector()
{
  Services.obs.addObserver(inspectNode, InspectorUI.INSPECTOR_NOTIFICATIONS.OPENED, false);
  InspectorUI.toggleInspectorUI();
}

function inspectNode()
{
  Services.obs.removeObserver(inspectNode,
    InspectorUI.INSPECTOR_NOTIFICATIONS.OPENED, false);

  InspectorUI.highlighter.addListener("nodeselected", performScrollingTest);

  executeSoon(function() {
    InspectorUI.inspectNode(div);
  });
}

function performScrollingTest()
{
  InspectorUI.highlighter.removeListener("nodeselected", performScrollingTest);

  executeSoon(function() {
    EventUtils.synthesizeMouseScroll(div, 10, 10,
      {axis:"vertical", delta:50, type:"MozMousePixelScroll"},
      iframe.contentWindow);
  });

  gBrowser.selectedBrowser.addEventListener("scroll", function() {
    gBrowser.selectedBrowser.removeEventListener("scroll", arguments.callee,
      false);

    is(iframe.contentDocument.body.scrollTop, 50, "inspected iframe scrolled");

    div = iframe = doc = null;
    InspectorUI.closeInspectorUI();
    gBrowser.removeCurrentTab();
    finish();
  }, false);
}

function test()
{
  waitForExplicitFinish();
  gBrowser.selectedTab = gBrowser.addTab();
  gBrowser.selectedBrowser.addEventListener("load", function() {
    gBrowser.selectedBrowser.removeEventListener("load", arguments.callee, true);
    doc = content.document;
    waitForFocus(createDocument, content);
  }, true);

  content.location = "data:text/html,mouse scrolling test for inspector";
}