gecko-dev/testing/mochitest/ipc.js

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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 Mozilla's layout acceptance tests.
*
* The Initial Developer of the Original Code is the Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2006
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Joel Maher <joel.maher@gmail.com>, Mozilla Corporation (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
* 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 ***** */
if (Cc === undefined) {
var Cc = Components.classes;
var Ci = Components.interfaces;
}
function ipcEvent(e) {
var sync = e.getData("sync");
var type = e.getData("type");
var data = JSON.parse(e.getData("data"));
switch(type) {
case 'LoggerInit':
MozillaFileLogger.init(data.filename);
break;
case 'Logger':
var logger = MozillaFileLogger.getLogCallback();
logger({"num":data.num, "level":data.level, "info": Array(data.info)});
break;
case 'LoggerClose':
MozillaFileLogger.close();
break;
case 'waitForFocus':
if (content)
var wrapper = content.wrappedJSObject.frames[0].SimpleTest;
else
var wrapper = SimpleTest;
ipctest.waitForFocus(wrapper[data.callback], data.targetWindow, data.expectBlankPage);
break;
default:
if (type == 'QuitApplication') {
removeEventListener("contentEvent", function (e) { ipcEvent(e); }, false, true);
}
if (sync == 1) {
return sendSyncMessage("chromeEvent", {"type":type, "data":data});
} else {
sendAsyncMessage("chromeEvent", {"type":type, "data":data});
}
}
};
var xulRuntime = Components.classes["@mozilla.org/xre/app-info;1"]
.getService(Components.interfaces.nsIXULRuntime);
//check if we are in content process
if (xulRuntime.processType == 2) {
addEventListener("contentEvent", function (e) { ipcEvent(e); }, false, true);
}
var ipctest = {};
ipctest.waitForFocus_started = false;
ipctest.waitForFocus_loaded = false;
ipctest.waitForFocus_focused = false;
ipctest.waitForFocus = function (callback, targetWindow, expectBlankPage) {
if (targetWindow && targetWindow != undefined) {
var tempID = targetWindow;
targetWindow = null;
var wm = Cc["@mozilla.org/appshell/window-mediator;1"]
.getService(Ci.nsIWindowMediator);
var wm_enum = wm.getXULWindowEnumerator(null);
while(wm_enum.hasMoreElements()) {
var win = wm_enum.getNext().QueryInterface(Ci.nsIXULWindow)
.docShell.QueryInterface(Ci.nsIInterfaceRequestor).getInterface(Ci.nsIDOMWindow)
.content.wrappedJSObject;
var domutils = win.QueryInterface(Ci.nsIInterfaceRequestor).
getInterface(Ci.nsIDOMWindowUtils);
if (domutils.outerWindowID == tempID) {
targetWindow = win;
}
}
}
if (targetWindow == null || targetWindow == undefined)
if (content)
targetWindow = content.document.defaultView;
else
targetWindow = window;
ipctest.waitForFocus_started = false;
expectBlankPage = !!expectBlankPage;
var fm = Cc["@mozilla.org/focus-manager;1"].
getService(Ci.nsIFocusManager);
var childTargetWindow = { };
fm.getFocusedElementForWindow(targetWindow, true, childTargetWindow);
childTargetWindow = childTargetWindow.value;
function debugFocusLog(prefix) {
if (content)
var wrapper = content.wrappedJSObject.frames[0].SimpleTest;
else
var wrapper = SimpleTest;
wrapper.ok(true, prefix + " -- loaded: " + targetWindow.document.readyState +
" active window: " +
(fm.activeWindow ? "(" + fm.activeWindow + ") " + fm.activeWindow.location : "<no window active>") +
" focused window: " +
(fm.focusedWindow ? "(" + fm.focusedWindow + ") " + fm.focusedWindow.location : "<no window focused>") +
" desired window: (" + targetWindow + ") " + targetWindow.location +
" child window: (" + childTargetWindow + ") " + childTargetWindow.location);
}
debugFocusLog("before wait for focus");
function maybeRunTests() {
debugFocusLog("maybe run tests <load:" +
ipctest.waitForFocus_loaded + ", focus:" + ipctest.waitForFocus_focused + ">");
if (ipctest.waitForFocus_loaded &&
ipctest.waitForFocus_focused &&
!ipctest.waitForFocus_started) {
ipctest.waitForFocus_started = true;
if (content)
content.setTimeout(function() { callback(); }, 0, targetWindow);
else
setTimeout(function() { callback(); }, 0, targetWindow);
}
}
function waitForEvent(event) {
try {
debugFocusLog("waitForEvent called <type:" + event.type + ", target" + event.target + ">");
// Check to make sure that this isn't a load event for a blank or
// non-blank page that wasn't desired.
if (event.type == "load" && (expectBlankPage != (event.target.location == "about:blank")))
return;
ipctest["waitForFocus_" + event.type + "ed"] = true;
var win = (event.type == "load") ? targetWindow : childTargetWindow;
win.removeEventListener(event.type, waitForEvent, true);
maybeRunTests();
} catch (e) {
}
}
// If the current document is about:blank and we are not expecting a blank
// page (or vice versa), and the document has not yet loaded, wait for the
// page to load. A common situation is to wait for a newly opened window
// to load its content, and we want to skip over any intermediate blank
// pages that load. This issue is described in bug 554873.
ipctest.waitForFocus_loaded =
(expectBlankPage == (targetWindow.location == "about:blank")) &&
targetWindow.document.readyState == "complete";
if (!ipctest.waitForFocus_loaded) {
targetWindow.addEventListener("load", waitForEvent, true);
}
// Check if the desired window is already focused.
var focusedChildWindow = { };
if (fm.activeWindow) {
fm.getFocusedElementForWindow(fm.activeWindow, true, focusedChildWindow);
focusedChildWindow = focusedChildWindow.value;
}
// If this is a child frame, ensure that the frame is focused.
ipctest.waitForFocus_focused = (focusedChildWindow == childTargetWindow);
if (ipctest.waitForFocus_focused) {
maybeRunTests();
}
else {
//TODO: is this really the childTargetWindow
// and are we really doing something with it here?
if (content) {
var wr = childTargetWindow.wrappedJSObject;
wr.addEventListener("focus", waitForEvent, true);
sendAsyncMessage("chromeEvent", {"type":"Focus", "data":{}});
wr.focus();
} else {
childTargetWindow.addEventListener("focus", waitForEvent, true);
childTargetWindow.focus();
}
}
};