зеркало из https://github.com/mozilla/pjs.git
729 строки
23 KiB
JavaScript
729 строки
23 KiB
JavaScript
/* vim:set ts=2 sw=2 sts=2 et: */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Google Inc.
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* Portions created by the Initial Developer are Copyright (C) 2005
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Darin Fisher <darin@meer.net>
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* Boris Zbarsky <bzbarsky@mit.edu>
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* Jeff Walden <jwalden+code@mit.edu>
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* Serge Gautherie <sgautherie.bz@free.fr>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/*
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* This file contains common code that is loaded before each test file(s).
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* See http://developer.mozilla.org/en/docs/Writing_xpcshell-based_unit_tests
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* for more information.
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*/
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var _quit = false;
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var _passed = true;
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var _tests_pending = 0;
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var _passedChecks = 0, _falsePassedChecks = 0;
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var _cleanupFunctions = [];
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var _pendingTimers = [];
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function _dump(str) {
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if (typeof _XPCSHELL_PROCESS == "undefined") {
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dump(str);
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} else {
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dump(_XPCSHELL_PROCESS + ": " + str);
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}
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}
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// Disable automatic network detection, so tests work correctly when
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// not connected to a network.
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let (ios = Components.classes["@mozilla.org/network/io-service;1"]
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.getService(Components.interfaces.nsIIOService2)) {
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ios.manageOfflineStatus = false;
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ios.offline = false;
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}
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// Enable crash reporting, if possible
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// We rely on the Python harness to set MOZ_CRASHREPORTER_NO_REPORT
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// and handle checking for minidumps.
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// Note that if we're in a child process, we don't want to init the
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// crashreporter component.
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try { // nsIXULRuntime is not available in some configurations.
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let processType = Components.classes["@mozilla.org/xre/runtime;1"].
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getService(Components.interfaces.nsIXULRuntime).processType;
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if (processType == Components.interfaces.nsIXULRuntime.PROCESS_TYPE_DEFAULT &&
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"@mozilla.org/toolkit/crash-reporter;1" in Components.classes) {
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// Remember to update </toolkit/crashreporter/test/unit/test_crashreporter.js>
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// too if you change this initial setting.
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let (crashReporter =
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Components.classes["@mozilla.org/toolkit/crash-reporter;1"]
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.getService(Components.interfaces.nsICrashReporter)) {
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crashReporter.enabled = true;
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crashReporter.minidumpPath = do_get_cwd();
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}
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}
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}
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catch (e) { }
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/**
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* Date.now() is not necessarily monotonically increasing (insert sob story
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* about times not being the right tool to use for measuring intervals of time,
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* robarnold can tell all), so be wary of error by erring by at least
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* _timerFuzz ms.
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*/
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const _timerFuzz = 15;
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function _Timer(func, delay) {
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delay = Number(delay);
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if (delay < 0)
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do_throw("do_timeout() delay must be nonnegative");
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if (typeof func !== "function")
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do_throw("string callbacks no longer accepted; use a function!");
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this._func = func;
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this._start = Date.now();
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this._delay = delay;
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var timer = Components.classes["@mozilla.org/timer;1"]
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.createInstance(Components.interfaces.nsITimer);
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timer.initWithCallback(this, delay + _timerFuzz, timer.TYPE_ONE_SHOT);
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// Keep timer alive until it fires
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_pendingTimers.push(timer);
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}
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_Timer.prototype = {
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QueryInterface: function(iid) {
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if (iid.Equals(Components.interfaces.nsITimerCallback) ||
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iid.Equals(Components.interfaces.nsISupports))
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return this;
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throw Components.results.NS_ERROR_NO_INTERFACE;
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},
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notify: function(timer) {
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_pendingTimers.splice(_pendingTimers.indexOf(timer), 1);
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// The current nsITimer implementation can undershoot, but even if it
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// couldn't, paranoia is probably a virtue here given the potential for
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// random orange on tinderboxen.
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var end = Date.now();
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var elapsed = end - this._start;
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if (elapsed >= this._delay) {
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try {
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this._func.call(null);
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} catch (e) {
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do_throw("exception thrown from do_timeout callback: " + e);
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}
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return;
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}
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// Timer undershot, retry with a little overshoot to try to avoid more
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// undershoots.
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var newDelay = this._delay - elapsed;
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do_timeout(newDelay, this._func);
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}
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};
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function _do_main() {
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if (_quit)
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return;
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_dump("TEST-INFO | (xpcshell/head.js) | running event loop\n");
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var thr = Components.classes["@mozilla.org/thread-manager;1"]
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.getService().currentThread;
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while (!_quit)
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thr.processNextEvent(true);
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while (thr.hasPendingEvents())
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thr.processNextEvent(true);
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}
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function _do_quit() {
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_dump("TEST-INFO | (xpcshell/head.js) | exiting test\n");
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_quit = true;
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}
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function _dump_exception_stack(stack) {
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stack.split("\n").forEach(function(frame) {
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if (!frame)
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return;
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// frame is of the form "fname(args)@file:line"
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let frame_regexp = new RegExp("(.*)\\(.*\\)@(.*):(\\d*)", "g");
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let parts = frame_regexp.exec(frame);
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dump("JS frame :: " + parts[2] + " :: " + (parts[1] ? parts[1] : "anonymous") + " :: line " + parts[3] + "\n");
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});
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}
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/**
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* Overrides idleService with a mock. Idle is commonly used for maintenance
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* tasks, thus if a test uses a service that requires the idle service, it will
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* start handling them.
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* This behaviour would cause random failures and slowdown tests execution,
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* for example by running database vacuum or cleanups for each test.
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*
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* @note Idle service is overridden by default. If a test requires it, it will
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* have to call do_get_idle() function at least once before use.
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*/
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_fakeIdleService = {
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get registrar() {
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delete this.registrar;
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return this.registrar =
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Components.manager.QueryInterface(Components.interfaces.nsIComponentRegistrar);
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},
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contractID: "@mozilla.org/widget/idleservice;1",
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get CID() this.registrar.contractIDToCID(this.contractID),
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activate: function FIS_activate()
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{
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if (!this.originalFactory) {
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// Save original factory.
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this.originalFactory =
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Components.manager.getClassObject(Components.classes[this.contractID],
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Components.interfaces.nsIFactory);
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// Unregister original factory.
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this.registrar.unregisterFactory(this.CID, this.originalFactory);
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// Replace with the mock.
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this.registrar.registerFactory(this.CID, "Fake Idle Service",
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this.contractID, this.factory
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);
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}
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},
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deactivate: function FIS_deactivate()
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{
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if (this.originalFactory) {
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// Unregister the mock.
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this.registrar.unregisterFactory(this.CID, this.factory);
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// Restore original factory.
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this.registrar.registerFactory(this.CID, "Idle Service",
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this.contractID, this.originalFactory);
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delete this.originalFactory;
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}
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},
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factory: {
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// nsIFactory
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createInstance: function (aOuter, aIID)
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{
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if (aOuter) {
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throw Components.results.NS_ERROR_NO_AGGREGATION;
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}
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return _fakeIdleService.QueryInterface(aIID);
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},
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lockFactory: function (aLock) {
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throw Components.results.NS_ERROR_NOT_IMPLEMENTED;
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},
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QueryInterface: function(aIID) {
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if (aIID.equals(Components.interfaces.nsIFactory) ||
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aIID.equals(Components.interfaces.nsISupports)) {
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return this;
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}
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throw Components.results.NS_ERROR_NO_INTERFACE;
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}
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},
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// nsIIdleService
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get idleTime() 0,
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addIdleObserver: function () {},
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removeIdleObserver: function () {},
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QueryInterface: function(aIID) {
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// Useful for testing purposes, see test_get_idle.js.
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if (aIID.equals(Components.interfaces.nsIFactory)) {
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return this.factory;
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}
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if (aIID.equals(Components.interfaces.nsIIdleService) ||
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aIID.equals(Components.interfaces.nsISupports)) {
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return this;
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}
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throw Components.results.NS_ERROR_NO_INTERFACE;
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}
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}
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/**
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* Restores the idle service factory if needed and returns the service's handle.
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* @return A handle to the idle service.
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*/
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function do_get_idle() {
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_fakeIdleService.deactivate();
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return Components.classes[_fakeIdleService.contractID]
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.getService(Components.interfaces.nsIIdleService);
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}
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function _execute_test() {
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// Map resource://test/ to the current working directory.
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let (ios = Components.classes["@mozilla.org/network/io-service;1"]
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.getService(Components.interfaces.nsIIOService)) {
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let protocolHandler =
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ios.getProtocolHandler("resource")
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.QueryInterface(Components.interfaces.nsIResProtocolHandler);
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let curDirURI = ios.newFileURI(do_get_cwd());
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protocolHandler.setSubstitution("test", curDirURI);
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}
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// Override idle service by default.
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// Call do_get_idle() to restore the factory and get the service.
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_fakeIdleService.activate();
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// _HEAD_FILES is dynamically defined by <runxpcshelltests.py>.
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_load_files(_HEAD_FILES);
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// _TEST_FILE is dynamically defined by <runxpcshelltests.py>.
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_load_files(_TEST_FILE);
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try {
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do_test_pending();
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run_test();
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do_test_finished();
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_do_main();
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} catch (e) {
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_passed = false;
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// do_check failures are already logged and set _quit to true and throw
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// NS_ERROR_ABORT. If both of those are true it is likely this exception
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// has already been logged so there is no need to log it again. It's
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// possible that this will mask an NS_ERROR_ABORT that happens after a
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// do_check failure though.
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if (!_quit || e != Components.results.NS_ERROR_ABORT) {
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msg = "TEST-UNEXPECTED-FAIL | (xpcshell/head.js) | " + e;
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if (e.stack) {
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_dump(msg + " - See following stack:\n");
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_dump_exception_stack(e.stack);
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}
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else {
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_dump(msg + "\n");
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}
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}
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}
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// _TAIL_FILES is dynamically defined by <runxpcshelltests.py>.
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_load_files(_TAIL_FILES);
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// Execute all of our cleanup functions.
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var func;
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while ((func = _cleanupFunctions.pop()))
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func();
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// Restore idle service to avoid leaks.
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_fakeIdleService.deactivate();
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if (!_passed)
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return;
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var truePassedChecks = _passedChecks - _falsePassedChecks;
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if (truePassedChecks > 0) {
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_dump("TEST-PASS | (xpcshell/head.js) | " + truePassedChecks + " (+ " +
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_falsePassedChecks + ") check(s) passed\n");
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} else {
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// ToDo: switch to TEST-UNEXPECTED-FAIL when all tests have been updated. (Bug 496443)
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_dump("TEST-INFO | (xpcshell/head.js) | No (+ " + _falsePassedChecks + ") checks actually run\n");
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}
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}
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/**
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* Loads files.
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*
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* @param aFiles Array of files to load.
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*/
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function _load_files(aFiles) {
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function loadTailFile(element, index, array) {
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load(element);
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}
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aFiles.forEach(loadTailFile);
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}
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/************** Functions to be used from the tests **************/
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/**
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* Calls the given function at least the specified number of milliseconds later.
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* The callback will not undershoot the given time, but it might overshoot --
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* don't expect precision!
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*
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* @param delay : uint
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* the number of milliseconds to delay
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* @param callback : function() : void
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* the function to call
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*/
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function do_timeout(delay, func) {
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new _Timer(func, Number(delay));
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}
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function do_execute_soon(callback) {
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do_test_pending();
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var tm = Components.classes["@mozilla.org/thread-manager;1"]
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.getService(Components.interfaces.nsIThreadManager);
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tm.mainThread.dispatch({
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run: function() {
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try {
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callback();
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} catch (e) {
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// do_check failures are already logged and set _quit to true and throw
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// NS_ERROR_ABORT. If both of those are true it is likely this exception
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// has already been logged so there is no need to log it again. It's
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// possible that this will mask an NS_ERROR_ABORT that happens after a
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// do_check failure though.
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if (!_quit || e != Components.results.NS_ERROR_ABORT) {
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dump("TEST-UNEXPECTED-FAIL | (xpcshell/head.js) | " + e);
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if (e.stack) {
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dump(" - See following stack:\n");
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_dump_exception_stack(e.stack);
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}
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else {
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dump("\n");
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}
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_do_quit();
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}
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}
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finally {
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do_test_finished();
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}
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}
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}, Components.interfaces.nsIThread.DISPATCH_NORMAL);
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}
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function do_throw(text, stack) {
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if (!stack)
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stack = Components.stack.caller;
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_passed = false;
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_dump("TEST-UNEXPECTED-FAIL | " + stack.filename + " | " + text +
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" - See following stack:\n");
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var frame = Components.stack;
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while (frame != null) {
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_dump(frame + "\n");
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frame = frame.caller;
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}
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_do_quit();
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throw Components.results.NS_ERROR_ABORT;
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}
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function do_report_unexpected_exception(ex, text) {
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var caller_stack = Components.stack.caller;
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text = text ? text + " - " : "";
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_passed = false;
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dump("TEST-UNEXPECTED-FAIL | " + caller_stack.filename + " | " + text +
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"Unexpected exception " + ex + ", see following stack:\n" + ex.stack +
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"\n");
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_do_quit();
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throw Components.results.NS_ERROR_ABORT;
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}
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function do_note_exception(ex, text) {
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var caller_stack = Components.stack.caller;
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text = text ? text + " - " : "";
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dump("TEST-INFO | " + caller_stack.filename + " | " + text +
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"Swallowed exception " + ex + ", see following stack:\n" + ex.stack +
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"\n");
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}
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function do_check_neq(left, right, stack) {
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if (!stack)
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stack = Components.stack.caller;
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var text = left + " != " + right;
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if (left == right) {
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do_throw(text, stack);
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} else {
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++_passedChecks;
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_dump("TEST-PASS | " + stack.filename + " | [" + stack.name + " : " +
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stack.lineNumber + "] " + text + "\n");
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}
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}
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function do_check_eq(left, right, stack) {
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if (!stack)
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stack = Components.stack.caller;
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var text = left + " == " + right;
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if (left != right) {
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do_throw(text, stack);
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} else {
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++_passedChecks;
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_dump("TEST-PASS | " + stack.filename + " | [" + stack.name + " : " +
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stack.lineNumber + "] " + text + "\n");
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}
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}
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function do_check_true(condition, stack) {
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if (!stack)
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stack = Components.stack.caller;
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do_check_eq(condition, true, stack);
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}
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function do_check_false(condition, stack) {
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if (!stack)
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stack = Components.stack.caller;
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do_check_eq(condition, false, stack);
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}
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function do_test_pending() {
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++_tests_pending;
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_dump("TEST-INFO | (xpcshell/head.js) | test " + _tests_pending +
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" pending\n");
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}
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function do_test_finished() {
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_dump("TEST-INFO | (xpcshell/head.js) | test " + _tests_pending +
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" finished\n");
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if (--_tests_pending == 0)
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_do_quit();
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}
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function do_get_file(path, allowNonexistent) {
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try {
|
|
let lf = Components.classes["@mozilla.org/file/directory_service;1"]
|
|
.getService(Components.interfaces.nsIProperties)
|
|
.get("CurWorkD", Components.interfaces.nsILocalFile);
|
|
|
|
let bits = path.split("/");
|
|
for (let i = 0; i < bits.length; i++) {
|
|
if (bits[i]) {
|
|
if (bits[i] == "..")
|
|
lf = lf.parent;
|
|
else
|
|
lf.append(bits[i]);
|
|
}
|
|
}
|
|
|
|
if (!allowNonexistent && !lf.exists()) {
|
|
// Not using do_throw(): caller will continue.
|
|
_passed = false;
|
|
var stack = Components.stack.caller;
|
|
_dump("TEST-UNEXPECTED-FAIL | " + stack.filename + " | [" +
|
|
stack.name + " : " + stack.lineNumber + "] " + lf.path +
|
|
" does not exist\n");
|
|
}
|
|
|
|
return lf;
|
|
}
|
|
catch (ex) {
|
|
do_throw(ex.toString(), Components.stack.caller);
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
// do_get_cwd() isn't exactly self-explanatory, so provide a helper
|
|
function do_get_cwd() {
|
|
return do_get_file("");
|
|
}
|
|
|
|
/**
|
|
* Loads _HTTPD_JS_PATH file, which is dynamically defined by
|
|
* <runxpcshelltests.py>.
|
|
*/
|
|
function do_load_httpd_js() {
|
|
load(_HTTPD_JS_PATH);
|
|
}
|
|
|
|
function do_load_manifest(path) {
|
|
var lf = do_get_file(path);
|
|
const nsIComponentRegistrar = Components.interfaces.nsIComponentRegistrar;
|
|
do_check_true(Components.manager instanceof nsIComponentRegistrar);
|
|
// Previous do_check_true() is not a test check.
|
|
++_falsePassedChecks;
|
|
Components.manager.autoRegister(lf);
|
|
}
|
|
|
|
/**
|
|
* Parse a DOM document.
|
|
*
|
|
* @param aPath File path to the document.
|
|
* @param aType Content type to use in DOMParser.
|
|
*
|
|
* @return nsIDOMDocument from the file.
|
|
*/
|
|
function do_parse_document(aPath, aType) {
|
|
switch (aType) {
|
|
case "application/xhtml+xml":
|
|
case "application/xml":
|
|
case "text/xml":
|
|
break;
|
|
|
|
default:
|
|
do_throw("type: expected application/xhtml+xml, application/xml or text/xml," +
|
|
" got '" + aType + "'",
|
|
Components.stack.caller);
|
|
}
|
|
|
|
var lf = do_get_file(aPath);
|
|
const C_i = Components.interfaces;
|
|
const parserClass = "@mozilla.org/xmlextras/domparser;1";
|
|
const streamClass = "@mozilla.org/network/file-input-stream;1";
|
|
var stream = Components.classes[streamClass]
|
|
.createInstance(C_i.nsIFileInputStream);
|
|
stream.init(lf, -1, -1, C_i.nsIFileInputStream.CLOSE_ON_EOF);
|
|
var parser = Components.classes[parserClass]
|
|
.createInstance(C_i.nsIDOMParser);
|
|
var doc = parser.parseFromStream(stream, null, lf.fileSize, aType);
|
|
parser = null;
|
|
stream = null;
|
|
lf = null;
|
|
return doc;
|
|
}
|
|
|
|
/**
|
|
* Registers a function that will run when the test harness is done running all
|
|
* tests.
|
|
*
|
|
* @param aFunction
|
|
* The function to be called when the test harness has finished running.
|
|
*/
|
|
function do_register_cleanup(aFunction)
|
|
{
|
|
_cleanupFunctions.push(aFunction);
|
|
}
|
|
|
|
/**
|
|
* Registers a directory with the profile service,
|
|
* and return the directory as an nsILocalFile.
|
|
*
|
|
* @return nsILocalFile of the profile directory.
|
|
*/
|
|
function do_get_profile() {
|
|
// Since we have a profile, we will notify profile shutdown topics at
|
|
// the end of the current test, to ensure correct cleanup on shutdown.
|
|
do_register_cleanup(function() {
|
|
let obsSvc = Components.classes["@mozilla.org/observer-service;1"].
|
|
getService(Components.interfaces.nsIObserverService);
|
|
obsSvc.notifyObservers(null, "profile-change-net-teardown", null);
|
|
obsSvc.notifyObservers(null, "profile-change-teardown", null);
|
|
obsSvc.notifyObservers(null, "profile-before-change", null);
|
|
});
|
|
|
|
let env = Components.classes["@mozilla.org/process/environment;1"]
|
|
.getService(Components.interfaces.nsIEnvironment);
|
|
// the python harness sets this in the environment for us
|
|
let profd = env.get("XPCSHELL_TEST_PROFILE_DIR");
|
|
let file = Components.classes["@mozilla.org/file/local;1"]
|
|
.createInstance(Components.interfaces.nsILocalFile);
|
|
file.initWithPath(profd);
|
|
|
|
let dirSvc = Components.classes["@mozilla.org/file/directory_service;1"]
|
|
.getService(Components.interfaces.nsIProperties);
|
|
let provider = {
|
|
getFile: function(prop, persistent) {
|
|
persistent.value = true;
|
|
if (prop == "ProfD" || prop == "ProfLD" || prop == "ProfDS" ||
|
|
prop == "ProfLDS" || prop == "TmpD") {
|
|
return file.clone();
|
|
}
|
|
throw Components.results.NS_ERROR_FAILURE;
|
|
},
|
|
QueryInterface: function(iid) {
|
|
if (iid.equals(Components.interfaces.nsIDirectoryServiceProvider) ||
|
|
iid.equals(Components.interfaces.nsISupports)) {
|
|
return this;
|
|
}
|
|
throw Components.results.NS_ERROR_NO_INTERFACE;
|
|
}
|
|
};
|
|
dirSvc.QueryInterface(Components.interfaces.nsIDirectoryService)
|
|
.registerProvider(provider);
|
|
return file.clone();
|
|
}
|
|
|
|
/**
|
|
* This function loads head.js (this file) in the child process, so that all
|
|
* functions defined in this file (do_throw, etc) are available to subsequent
|
|
* sendCommand calls. It also sets various constants used by these functions.
|
|
*
|
|
* (Note that you may use sendCommand without calling this function first; you
|
|
* simply won't have any of the functions in this file available.)
|
|
*/
|
|
function do_load_child_test_harness()
|
|
{
|
|
// Make sure this isn't called from child process
|
|
var runtime = Components.classes["@mozilla.org/xre/app-info;1"]
|
|
.getService(Components.interfaces.nsIXULRuntime);
|
|
if (runtime.processType !=
|
|
Components.interfaces.nsIXULRuntime.PROCESS_TYPE_DEFAULT)
|
|
{
|
|
do_throw("run_test_in_child cannot be called from child!");
|
|
}
|
|
|
|
// Allow to be called multiple times, but only run once
|
|
if (typeof do_load_child_test_harness.alreadyRun != "undefined")
|
|
return;
|
|
do_load_child_test_harness.alreadyRun = 1;
|
|
|
|
function addQuotes (str) {
|
|
return '"' + str + '"';
|
|
}
|
|
var quoted_head_files = _HEAD_FILES.map(addQuotes);
|
|
var quoted_tail_files = _TAIL_FILES.map(addQuotes);
|
|
|
|
_XPCSHELL_PROCESS = "parent";
|
|
|
|
sendCommand(
|
|
"const _HEAD_JS_PATH='" + _HEAD_JS_PATH + "'; "
|
|
+ "const _HTTPD_JS_PATH='" + _HTTPD_JS_PATH + "'; "
|
|
+ "const _HEAD_FILES=[" + quoted_head_files.join() + "];"
|
|
+ "const _TAIL_FILES=[" + quoted_tail_files.join() + "];"
|
|
+ "const _XPCSHELL_PROCESS='child';"
|
|
+ "load(_HEAD_JS_PATH);");
|
|
}
|
|
|
|
/**
|
|
* Runs an entire xpcshell unit test in a child process (rather than in chrome,
|
|
* which is the default).
|
|
*
|
|
* This function returns immediately, before the test has completed.
|
|
*
|
|
* @param testFile
|
|
* The name of the script to run. Path format same as load().
|
|
* @param optionalCallback.
|
|
* Optional function to be called (in parent) when test on child is
|
|
* complete. If provided, the function must call do_test_finished();
|
|
*/
|
|
function run_test_in_child(testFile, optionalCallback)
|
|
{
|
|
var callback = (typeof optionalCallback == 'undefined') ?
|
|
do_test_finished : optionalCallback;
|
|
|
|
do_load_child_test_harness();
|
|
|
|
var testPath = do_get_file(testFile).path.replace(/\\/g, "/");
|
|
do_test_pending();
|
|
sendCommand("const _TEST_FILE=['" + testPath + "']; _execute_test();",
|
|
callback);
|
|
}
|
|
|