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<!DOCTYPE HTML>
<!-- ***** 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 Find Selection test code
   -
   - The Initial Developer of the Original Code is
   - Graeme McCutcheon <graememcc_firefox@graeme-online.co.uk>.
   - Portions created by the Initial Developer are Copyright (C) 2009
   - the Initial Developer. All Rights Reserved.
   -
   - Contributor(s):
   -
   -
   - 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
   - under the terms of either the GPL or the LGPL, and not to allow others to
   - use your version of this file under the terms of the MPL, indicate your
   - decision by deleting the provisions above and replace them with the notice
   - and other provisions required by the GPL or the LGPL. If you do not delete
   - 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 ***** -->
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=263683
-->

<head>
  <title>Test for Bug 263683</head>
  <script type="application/javascript" src="/MochiKit/MochiKit.js"></script>
  <script type="application/javascript"
          src="/tests/SimpleTest/SimpleTest.js"></script>
  <script type="application/javascript"
          src="/tests/SimpleTest/WindowSnapshot.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>

<body onload="onLoad();" onunload="onUnload();">
  <a target="_blank"
     href="https://bugzilla.mozilla.org/show_bug.cgi?id=263683">
    Mozilla Bug 263683
  </a>
  <p id="display"></p>
  <div id="content" style="display: none">
  </div>

  <pre id="test">
    <script type="application/javascript">

      /** Test for Bug 263683 **/
    
      SimpleTest.waitForExplicitFinish();

      var userSetBG = false;
      var userValueBG = null;
      var prefNameBG = "ui.textHighlightBackground";
      var userSetFG = false;
      var userValueFG = null;
      var prefNameFG = "ui.textHighlightForeground";

      function onLoad() {
        // Request security privileges
        netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");

        // Get pref branch.
        var prefs = Components.classes["@mozilla.org/preferences-service;1"]
                              .getService(Components.interfaces.nsIPrefBranch);

        // Check to see if this pref has a user-set value. If so, store it
        userSetFG = prefs.prefHasUserValue(prefNameFG);
        userSetBG = prefs.prefHasUserValue(prefNameBG);

        if (userSetFG)
          userValueFG = prefs.getCharPref(prefNameFG);
        if (userSetBG)
          userValueBG = prefs.getCharPref(prefNameBG);

        // Set pref to test colour used in reference file
        prefs.setCharPref(prefNameBG, "#EF0FFF");
        prefs.setCharPref(prefNameFG, "#FFFFFF");

        var textToSelect = document.getElementById("selecttext");

        // Take a snapshot now. This will be used to check that removing the
        // ranges removes the highlighting correctly
        var noHighlight = snapshotWindow(window);

        // Get docshell
        var docShell =
          window.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
                .getInterface(Components.interfaces.nsIWebNavigation)
                .QueryInterface(Components.interfaces.nsIDocShell);

        // Get selection controller from docshell
        var controller =
          docShell.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
                  .getInterface(Components.interfaces.nsISelectionDisplay)
                  .QueryInterface(Components.interfaces.nsISelectionController);

        // Get selection
        var findSelection = controller.getSelection(controller.SELECTION_FIND);

        // Lastly add range
        var range = document.createRange();
        range.selectNodeContents(textToSelect);
        findSelection.addRange(range);

        // Take a snapshot of the highlighting
        var highlighted = snapshotWindow(window);

        // Clear the highlighting, and take another snapshot
        findSelection.removeAllRanges();
        var removedHighlight = snapshotWindow(window);

        // Manually "highlight" the text so we can check the rendering
        textToSelect.style.backgroundColor="#EF0FFF";
        textToSelect.style.color="#FFFFFF";
        var manualHighlight = snapshotWindow(window);

        // Test 1: Did the highlighting render correctly?
        var res = compareSnapshots(highlighted, manualHighlight, true);
        ok(res[0], "SELECTION_FIND highlighting renders correctly");

        // Test 2: Does removing the ranges from the SELECTION_FIND selection
        // work as expected?
        res = compareSnapshots(removedHighlight, noHighlight, true);
        ok(res[0], "Removing ranges from FIND_SELECTION works correctly");

        SimpleTest.finish();
      }

      function onUnload() {
        // Restore any user values for ui.textHighlight* preferences
        netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");

        // Get the pref branch
        var prefs = Components.classes["@mozilla.org/preferences-service;1"]
                              .getService(Components.interfaces.nsIPrefBranch);
 
        prefs.clearUserPref(prefNameFG);
        prefs.clearUserPref(prefNameBG);

        if (userSetFG)
          prefs.setCharPref(prefNameFG, userValueFG);

        if (userSetBG)
          prefs.setCharPref(prefNameBG, userValueBG);
 
      }

    </script>
  </pre>

  <p><span id="selecttext">Text to be selected</span></p>
</body>
</html>