gecko-dev/browser/base/content/test/browser_bug441778.js

106 lines
4.1 KiB
JavaScript

/* ***** 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 Firefox Browser Test Code.
*
* The Initial Developer of the Original Code is
* Edward Lee <edward.lee@engineering.uiuc.edu>.
* Portions created by the Initial Developer are Copyright (C) 2008
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Myk Melez <myk@mozilla.org>
*
* 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 ***** */
Cu.import("resource://gre/modules/XPCOMUtils.jsm");
/*
* Test the fix for bug 441778 to ensure site-specific page zoom doesn't get
* modified by sub-document loads of content from a different domain.
*/
let testPage = 'data:text/html,<body><iframe id="a" src=""></iframe></body>';
function test() {
waitForExplicitFinish();
// The zoom level before the sub-document load. We set this in continueTest
// and then compare it to the current zoom level in finishTest to make sure
// it hasn't changed.
let zoomLevel;
// Prepare the test tab
let testTab = gBrowser.addTab();
gBrowser.selectedTab = testTab;
let testBrowser = gBrowser.getBrowserForTab(testTab);
let finishTest = function() {
testBrowser.removeProgressListener(progressListener);
is(ZoomManager.zoom, zoomLevel, "zoom is retained after sub-document load");
gBrowser.removeCurrentTab();
finish();
};
let progressListener = {
QueryInterface: XPCOMUtils.generateQI([Ci.nsIWebProgressListener,
Ci.nsISupportsWeakReference]),
onStateChange: function() {},
onProgressChange: function() {},
onLocationChange: function() {
window.setTimeout(finishTest, 0);
},
onStatusChange: function() {},
onSecurityChange: function() {}
};
let continueTest = function() {
// Remove the load listener so it doesn't get called for the sub-document.
testBrowser.removeEventListener("load", continueTest, true);
// Change the zoom level and then save it so we can compare it to the level
// after loading the sub-document.
FullZoom.enlarge();
zoomLevel = ZoomManager.zoom;
// Finish the test in a timeout after the sub-document location change
// to give the zoom controller time to respond to it.
testBrowser.addProgressListener(progressListener);
// Start the sub-document load.
content.document.getElementById("a").src = "http://test2.example.org/";
};
// Continue the test after the test page has loaded.
// Note: in order for the sub-document load to trigger a location change
// the way it does under real world usage scenarios, we have to continue
// the test in a timeout for some unknown reason.
let continueListener = function() { window.setTimeout(continueTest, 0) };
testBrowser.addEventListener("load", continueListener, true);
// Start the test by loading the test page.
testBrowser.contentWindow.location = testPage;
}