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gecko/layout/tools/reftest/reftest.js

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/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- /
/* vim: set shiftwidth=4 tabstop=8 autoindent cindent expandtab: */
/* ***** 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):
* L. David Baron <dbaron@dbaron.org>, 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 ***** */
const CC = Components.classes;
const CI = Components.interfaces;
const CR = Components.results;
const XHTML_NS = "http://www.w3.org/1999/xhtml";
const XUL_NS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
const NS_LOCAL_FILE_CONTRACTID = "@mozilla.org/file/local;1";
const NS_GFXINFO_CONTRACTID = "@mozilla.org/gfx/info;1";
const IO_SERVICE_CONTRACTID = "@mozilla.org/network/io-service;1";
const DEBUG_CONTRACTID = "@mozilla.org/xpcom/debug;1";
const NS_LOCALFILEINPUTSTREAM_CONTRACTID =
"@mozilla.org/network/file-input-stream;1";
const NS_SCRIPTSECURITYMANAGER_CONTRACTID =
"@mozilla.org/scriptsecuritymanager;1";
const NS_REFTESTHELPER_CONTRACTID =
"@mozilla.org/reftest-helper;1";
const NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX =
"@mozilla.org/network/protocol;1?name=";
const NS_XREAPPINFO_CONTRACTID =
"@mozilla.org/xre/app-info;1";
const NS_DIRECTORY_SERVICE_CONTRACTID =
"@mozilla.org/file/directory_service;1";
const NS_OBSERVER_SERVICE_CONTRACTID =
"@mozilla.org/observer-service;1";
var gLoadTimeout = 0;
var gTimeoutHook = null;
var gRemote = false;
var gTotalChunks = 0;
var gThisChunk = 0;
// "<!--CLEAR-->"
const BLANK_URL_FOR_CLEARING = "data:text/html,%3C%21%2D%2DCLEAR%2D%2D%3E";
var gBrowser;
// Are we testing web content loaded in a separate process?
var gBrowserIsRemote; // bool
var gBrowserMessageManager;
var gCanvas1, gCanvas2;
// gCurrentCanvas is non-null between InitCurrentCanvasWithSnapshot and the next
// RecordResult.
var gCurrentCanvas = null;
var gURLs;
// Map from URI spec to the number of times it remains to be used
var gURIUseCounts;
// Map from URI spec to the canvas rendered for that URI
var gURICanvases;
var gTestResults = {
// Successful...
Pass: 0,
LoadOnly: 0,
// Unexpected...
Exception: 0,
FailedLoad: 0,
UnexpectedFail: 0,
UnexpectedPass: 0,
AssertionUnexpected: 0,
AssertionUnexpectedFixed: 0,
// Known problems...
KnownFail : 0,
AssertionKnown: 0,
Random : 0,
Skip: 0,
Slow: 0,
};
var gTotalTests = 0;
var gState;
var gCurrentURL;
var gTestLog = [];
var gServer;
var gCount = 0;
var gAssertionCount = 0;
var gIOService;
var gDebug;
var gWindowUtils;
var gSlowestTestTime = 0;
var gSlowestTestURL;
var gDrawWindowFlags;
var gExpectingProcessCrash = false;
var gExpectedCrashDumpFiles = [];
var gUnexpectedCrashDumpFiles = { };
var gCrashDumpDir;
const TYPE_REFTEST_EQUAL = '==';
const TYPE_REFTEST_NOTEQUAL = '!=';
const TYPE_LOAD = 'load'; // test without a reference (just test that it does
// not assert, crash, hang, or leak)
const TYPE_SCRIPT = 'script'; // test contains individual test results
// The order of these constants matters, since when we have a status
// listed for a *manifest*, we combine the status with the status for
// the test by using the *larger*.
// FIXME: In the future, we may also want to use this rule for combining
// statuses that are on the same line (rather than making the last one
// win).
const EXPECTED_PASS = 0;
const EXPECTED_FAIL = 1;
const EXPECTED_RANDOM = 2;
const EXPECTED_DEATH = 3; // test must be skipped to avoid e.g. crash/hang
const gProtocolRE = /^\w+:/;
var HTTP_SERVER_PORT = 4444;
const HTTP_SERVER_PORTS_TO_TRY = 50;
// whether to run slow tests or not
var gRunSlowTests = true;
// whether we should skip caching canvases
var gNoCanvasCache = false;
var gRecycledCanvases = new Array();
// By default we just log to stdout
var gDumpLog = dump;
// Only dump the sandbox once, because it doesn't depend on the
// manifest URL (yet!).
var gDumpedConditionSandbox = false;
function LogWarning(str)
{
gDumpLog("REFTEST INFO | " + str + "\n");
gTestLog.push(str);
}
function LogInfo(str)
{
// gDumpLog("REFTEST INFO | " + str + "\n");
gTestLog.push(str);
}
function FlushTestLog()
{
for (var i = 0; i < gTestLog.length; ++i) {
gDumpLog("REFTEST INFO | Saved log: " + gTestLog[i] + "\n");
}
gTestLog = [];
}
function AllocateCanvas()
{
var windowElem = document.documentElement;
if (gRecycledCanvases.length > 0)
return gRecycledCanvases.shift();
var canvas = document.createElementNS(XHTML_NS, "canvas");
var r = gBrowser.getBoundingClientRect();
canvas.setAttribute("width", Math.ceil(r.width));
canvas.setAttribute("height", Math.ceil(r.height));
return canvas;
}
function ReleaseCanvas(canvas)
{
// store a maximum of 2 canvases, if we're not caching
if (!gNoCanvasCache || gRecycledCanvases.length < 2)
gRecycledCanvases.push(canvas);
}
function IDForEventTarget(event)
{
try {
return "'" + event.target.getAttribute('id') + "'";
} catch (ex) {
return "<unknown>";
}
}
function OnRefTestLoad()
{
gCrashDumpDir = CC[NS_DIRECTORY_SERVICE_CONTRACTID]
.getService(CI.nsIProperties)
.get("ProfD", CI.nsIFile);
gCrashDumpDir.append("minidumps");
var prefs = Components.classes["@mozilla.org/preferences-service;1"].
getService(Components.interfaces.nsIPrefBranch2);
try {
gBrowserIsRemote = prefs.getBoolPref("browser.tabs.remote");
} catch (e) {
gBrowserIsRemote = false;
}
gBrowser = document.createElementNS(XUL_NS, "xul:browser");
gBrowser.setAttribute("id", "browser");
gBrowser.setAttribute("type", "content-primary");
gBrowser.setAttribute("remote", gBrowserIsRemote ? "true" : "false");
// Make sure the browser element is exactly 800x1000, no matter
// what size our window is
gBrowser.setAttribute("style", "min-width: 800px; min-height: 1000px; max-width: 800px; max-height: 1000px");
document.getElementById("reftest-window").appendChild(gBrowser);
gBrowserMessageManager = gBrowser.QueryInterface(CI.nsIFrameLoaderOwner)
.frameLoader.messageManager;
// The content script waits for the initial onload, then notifies
// us.
RegisterMessageListenersAndLoadContentScript();
}
function InitAndStartRefTests()
{
/* set the gLoadTimeout */
try {
var prefs = Components.classes["@mozilla.org/preferences-service;1"].
getService(Components.interfaces.nsIPrefBranch2);
gLoadTimeout = prefs.getIntPref("reftest.timeout");
logFile = prefs.getCharPref("reftest.logFile");
if (logFile) {
try {
MozillaFileLogger.init(logFile);
// Set to mirror to stdout as well as the file
gDumpLog = function (msg) {dump(msg); MozillaFileLogger.log(msg);};
}
catch(e) {
// If there is a problem, just use stdout
gDumpLog = dump;
}
}
gRemote = prefs.getBoolPref("reftest.remote");
}
catch(e) {
gLoadTimeout = 5 * 60 * 1000; //5 minutes as per bug 479518
}
/* Support for running a chunk (subset) of tests. In separate try as this is optional */
try {
gTotalChunks = prefs.getIntPref("reftest.totalChunks");
gThisChunk = prefs.getIntPref("reftest.thisChunk");
}
catch(e) {
gTotalChunks = 0;
gThisChunk = 0;
}
try {
gWindowUtils = window.QueryInterface(CI.nsIInterfaceRequestor).getInterface(CI.nsIDOMWindowUtils);
if (gWindowUtils && !gWindowUtils.compareCanvases)
gWindowUtils = null;
} catch (e) {
gWindowUtils = null;
}
var windowElem = document.documentElement;
gIOService = CC[IO_SERVICE_CONTRACTID].getService(CI.nsIIOService);
gDebug = CC[DEBUG_CONTRACTID].getService(CI.nsIDebug2);
RegisterProcessCrashObservers();
if (gRemote) {
gServer = null;
} else {
gServer = CC["@mozilla.org/server/jshttp;1"].
createInstance(CI.nsIHttpServer);
}
try {
if (gServer)
StartHTTPServer();
} catch (ex) {
//gBrowser.loadURI('data:text/plain,' + ex);
++gTestResults.Exception;
gDumpLog("REFTEST TEST-UNEXPECTED-FAIL | | EXCEPTION: " + ex + "\n");
DoneTests();
}
// Focus the content browser
gBrowser.focus();
StartTests();
}
function StartHTTPServer()
{
gServer.registerContentType("sjs", "sjs");
// We want to try different ports in case the port we want
// is being used.
var tries = HTTP_SERVER_PORTS_TO_TRY;
do {
try {
gServer.start(HTTP_SERVER_PORT);
return;
} catch (ex) {
++HTTP_SERVER_PORT;
if (--tries == 0)
throw ex;
}
} while (true);
}
function StartTests()
{
try {
// Need to read the manifest once we have the final HTTP_SERVER_PORT.
var args = window.arguments[0].wrappedJSObject;
if ("nocache" in args && args["nocache"])
gNoCanvasCache = true;
if ("skipslowtests" in args && args.skipslowtests)
gRunSlowTests = false;
ReadTopManifest(args.uri);
BuildUseCounts();
if (gTotalChunks > 0 && gThisChunk > 0) {
var testsPerChunk = gURLs.length / gTotalChunks;
var start = Math.round((gThisChunk-1) * testsPerChunk);
var end = Math.round(gThisChunk * testsPerChunk);
gURLs = gURLs.slice(start, end);
gDumpLog("REFTEST INFO | Running chunk " + gThisChunk + " out of " + gTotalChunks + " chunks. ")
gDumpLog("tests " + (start+1) + "-" + end + "/" + gURLs.length + "\n");
}
gTotalTests = gURLs.length;
if (!gTotalTests)
throw "No tests to run";
gURICanvases = {};
StartCurrentTest();
} catch (ex) {
//gBrowser.loadURI('data:text/plain,' + ex);
++gTestResults.Exception;
gDumpLog("REFTEST TEST-UNEXPECTED-FAIL | | EXCEPTION: " + ex + "\n");
DoneTests();
}
}
function OnRefTestUnload()
{
MozillaFileLogger.close();
}
// Read all available data from an input stream and return it
// as a string.
function getStreamContent(inputStream)
{
var streamBuf = "";
var sis = CC["@mozilla.org/scriptableinputstream;1"].
createInstance(CI.nsIScriptableInputStream);
sis.init(inputStream);
var available;
while ((available = sis.available()) != 0) {
streamBuf += sis.read(available);
}
return streamBuf;
}
// Build the sandbox for fails-if(), etc., condition evaluation.
function BuildConditionSandbox(aURL) {
var sandbox = new Components.utils.Sandbox(aURL.spec);
var xr = CC[NS_XREAPPINFO_CONTRACTID].getService(CI.nsIXULRuntime);
sandbox.isDebugBuild = gDebug.isDebugBuild;
sandbox.xulRuntime = {widgetToolkit: xr.widgetToolkit, OS: xr.OS, __exposedProps__: { widgetToolkit: "r", OS: "r", XPCOMABI: "r", shell: "r" } };
// xr.XPCOMABI throws exception for configurations without full ABI
// support (mobile builds on ARM)
try {
sandbox.xulRuntime.XPCOMABI = xr.XPCOMABI;
} catch(e) {
sandbox.xulRuntime.XPCOMABI = "";
}
try {
// nsIGfxInfo is currently only implemented on Windows
sandbox.d2d = (NS_GFXINFO_CONTRACTID in CC) && CC[NS_GFXINFO_CONTRACTID].getService(CI.nsIGfxInfo).D2DEnabled;
} catch(e) {
sandbox.d2d = false;
}
sandbox.layersGPUAccelerated =
gWindowUtils && gWindowUtils.layerManagerType != "Basic";
sandbox.layersOpenGL =
gWindowUtils && gWindowUtils.layerManagerType == "OpenGL";
// Shortcuts for widget toolkits.
sandbox.Android = xr.OS == "Android";
sandbox.cocoaWidget = xr.widgetToolkit == "cocoa";
sandbox.gtk2Widget = xr.widgetToolkit == "gtk2";
sandbox.qtWidget = xr.widgetToolkit == "qt";
sandbox.winWidget = xr.widgetToolkit == "windows";
var hh = CC[NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX + "http"].
getService(CI.nsIHttpProtocolHandler);
sandbox.http = { __exposedProps__: {} };
for each (var prop in [ "userAgent", "appName", "appVersion",
"vendor", "vendorSub",
"product", "productSub",
"platform", "oscpu", "language", "misc" ]) {
sandbox.http[prop] = hh[prop];
sandbox.http.__exposedProps__[prop] = "r";
}
// see if we have the test plugin available,
// and set a sandox prop accordingly
sandbox.haveTestPlugin = false;
for (var i = 0; i < navigator.mimeTypes.length; i++) {
if (navigator.mimeTypes[i].type == "application/x-test" &&
navigator.mimeTypes[i].enabledPlugin != null &&
navigator.mimeTypes[i].enabledPlugin.name == "Test Plug-in") {
sandbox.haveTestPlugin = true;
break;
}
}
// Set a flag on sandbox if the windows default theme is active
var box = document.createElement("box");
box.setAttribute("id", "_box_windowsDefaultTheme");
document.documentElement.appendChild(box);
sandbox.windowsDefaultTheme = (getComputedStyle(box, null).display == "none");
document.documentElement.removeChild(box);
var prefs = CC["@mozilla.org/preferences-service;1"].
getService(CI.nsIPrefBranch2);
try {
sandbox.nativeThemePref = !prefs.getBoolPref("mozilla.widget.disable-native-theme");
} catch (e) {
sandbox.nativeThemePref = true;
}
sandbox.prefs = {
__exposedProps__: {
getBoolPref: 'r',
getIntPref: 'r',
},
_prefs: prefs,
getBoolPref: function(p) { return this._prefs.getBoolPref(p); },
getIntPref: function(p) { return this._prefs.getIntPref(p); }
}
sandbox.testPluginIsOOP = function () {
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
var prefservice = Components.classes["@mozilla.org/preferences-service;1"]
.getService(CI.nsIPrefBranch);
var testPluginIsOOP = false;
if (navigator.platform.indexOf("Mac") == 0) {
var xulRuntime = Components.classes["@mozilla.org/xre/app-info;1"]
.getService(CI.nsIXULAppInfo)
.QueryInterface(CI.nsIXULRuntime);
if (xulRuntime.XPCOMABI.match(/x86-/)) {
try {
testPluginIsOOP = prefservice.getBoolPref("dom.ipc.plugins.enabled.i386.test.plugin");
} catch (e) {
testPluginIsOOP = prefservice.getBoolPref("dom.ipc.plugins.enabled.i386");
}
}
else if (xulRuntime.XPCOMABI.match(/x86_64-/)) {
try {
testPluginIsOOP = prefservice.getBoolPref("dom.ipc.plugins.enabled.x86_64.test.plugin");
} catch (e) {
testPluginIsOOP = prefservice.getBoolPref("dom.ipc.plugins.enabled.x86_64");
}
}
}
else {
testPluginIsOOP = prefservice.getBoolPref("dom.ipc.plugins.enabled");
}
return testPluginIsOOP;
};
// Tests shouldn't care about this except for when they need to
// crash the content process
sandbox.browserIsRemote = gBrowserIsRemote;
if (!gDumpedConditionSandbox) {
dump("REFTEST INFO | Dumping JSON representation of sandbox \n");
dump("REFTEST INFO | " + JSON.stringify(sandbox) + " \n");
gDumpedConditionSandbox = true;
}
return sandbox;
}
function ReadTopManifest(aFileURL)
{
gURLs = new Array();
var url = gIOService.newURI(aFileURL, null, null);
if (!url)
throw "Expected a file or http URL for the manifest.";
ReadManifest(url, EXPECTED_PASS);
}
// Note: If you materially change the reftest manifest parsing,
// please keep the parser in print-manifest-dirs.py in sync.
function ReadManifest(aURL, inherited_status)
{
var secMan = CC[NS_SCRIPTSECURITYMANAGER_CONTRACTID]
.getService(CI.nsIScriptSecurityManager);
var listURL = aURL;
var channel = gIOService.newChannelFromURI(aURL);
var inputStream = channel.open();
if (channel instanceof Components.interfaces.nsIHttpChannel
&& channel.responseStatus != 200) {
gDumpLog("REFTEST TEST-UNEXPECTED-FAIL | | HTTP ERROR : " +
channel.responseStatus + "\n");
}
var streamBuf = getStreamContent(inputStream);
inputStream.close();
var lines = streamBuf.split(/(\n|\r|\r\n)/);
// Build the sandbox for fails-if(), etc., condition evaluation.
var sandbox = BuildConditionSandbox(aURL);
var lineNo = 0;
var urlprefix = "";
for each (var str in lines) {
++lineNo;
if (str.charAt(0) == "#")
continue; // entire line was a comment
var i = str.search(/\s+#/);
if (i >= 0)
str = str.substring(0, i);
// strip leading and trailing whitespace
str = str.replace(/^\s*/, '').replace(/\s*$/, '');
if (!str || str == "")
continue;
var items = str.split(/\s+/); // split on whitespace
if (items[0] == "url-prefix") {
if (items.length != 2)
throw "url-prefix requires one url in manifest file " + aURL.spec + " line " + lineNo;
urlprefix = items[1];
continue;
}
var expected_status = EXPECTED_PASS;
var allow_silent_fail = false;
var minAsserts = 0;
var maxAsserts = 0;
var needs_focus = false;
var slow = false;
while (items[0].match(/^(fails|needs-focus|random|skip|asserts|slow|silentfail)/)) {
var item = items.shift();
var stat;
var cond;
var m = item.match(/^(fails|random|skip|silentfail)-if(\(.*\))$/);
if (m) {
stat = m[1];
// Note: m[2] contains the parentheses, and we want them.
cond = Components.utils.evalInSandbox(m[2], sandbox);
} else if (item.match(/^(fails|random|skip)$/)) {
stat = item;
cond = true;
} else if (item == "needs-focus") {
needs_focus = true;
cond = false;
} else if ((m = item.match(/^asserts\((\d+)(-\d+)?\)$/))) {
cond = false;
minAsserts = Number(m[1]);
maxAsserts = (m[2] == undefined) ? minAsserts
: Number(m[2].substring(1));
} else if ((m = item.match(/^asserts-if\((.*?),(\d+)(-\d+)?\)$/))) {
cond = false;
if (Components.utils.evalInSandbox("(" + m[1] + ")", sandbox)) {
minAsserts = Number(m[2]);
maxAsserts =
(m[3] == undefined) ? minAsserts
: Number(m[3].substring(1));
}
} else if (item == "slow") {
cond = false;
slow = true;
} else if ((m = item.match(/^slow-if\((.*?)\)$/))) {
cond = false;
if (Components.utils.evalInSandbox("(" + m[1] + ")", sandbox))
slow = true;
} else if (item == "silentfail") {
cond = false;
allow_silent_fail = true;
} else {
throw "Error 1 in manifest file " + aURL.spec + " line " + lineNo;
}
if (cond) {
if (stat == "fails") {
expected_status = EXPECTED_FAIL;
} else if (stat == "random") {
expected_status = EXPECTED_RANDOM;
} else if (stat == "skip") {
expected_status = EXPECTED_DEATH;
} else if (stat == "silentfail") {
allow_silent_fail = true;
}
}
}
expected_status = Math.max(expected_status, inherited_status);
if (minAsserts > maxAsserts) {
throw "Bad range in manifest file " + aURL.spec + " line " + lineNo;
}
var runHttp = false;
var httpDepth;
if (items[0] == "HTTP") {
runHttp = (aURL.scheme == "file"); // We can't yet run the local HTTP server
// for non-local reftests.
httpDepth = 0;
items.shift();
} else if (items[0].match(/HTTP\(\.\.(\/\.\.)*\)/)) {
// Accept HTTP(..), HTTP(../..), HTTP(../../..), etc.
runHttp = (aURL.scheme == "file"); // We can't yet run the local HTTP server
// for non-local reftests.
httpDepth = (items[0].length - 5) / 3;
items.shift();
}
// do not prefix the url for include commands or urls specifying
// a protocol
if (urlprefix && items[0] != "include") {
if (items.length > 1 && !items[1].match(gProtocolRE)) {
items[1] = urlprefix + items[1];
}
if (items.length > 2 && !items[2].match(gProtocolRE)) {
items[2] = urlprefix + items[2];
}
}
if (items[0] == "include") {
if (items.length != 2 || runHttp)
throw "Error 2 in manifest file " + aURL.spec + " line " + lineNo;
var incURI = gIOService.newURI(items[1], null, listURL);
secMan.checkLoadURI(aURL, incURI,
CI.nsIScriptSecurityManager.DISALLOW_SCRIPT);
ReadManifest(incURI, expected_status);
} else if (items[0] == TYPE_LOAD) {
if (items.length != 2 ||
(expected_status != EXPECTED_PASS &&
expected_status != EXPECTED_DEATH))
throw "Error 3 in manifest file " + aURL.spec + " line " + lineNo;
var [testURI] = runHttp
? ServeFiles(aURL, httpDepth,
listURL, [items[1]])
: [gIOService.newURI(items[1], null, listURL)];
var prettyPath = runHttp
? gIOService.newURI(items[1], null, listURL).spec
: testURI.spec;
secMan.checkLoadURI(aURL, testURI,
CI.nsIScriptSecurityManager.DISALLOW_SCRIPT);
gURLs.push( { type: TYPE_LOAD,
expected: expected_status,
allowSilentFail: allow_silent_fail,
prettyPath: prettyPath,
minAsserts: minAsserts,
maxAsserts: maxAsserts,
needsFocus: needs_focus,
slow: slow,
url1: testURI,
url2: null } );
} else if (items[0] == TYPE_SCRIPT) {
if (items.length != 2)
throw "Error 4 in manifest file " + aURL.spec + " line " + lineNo;
var [testURI] = runHttp
? ServeFiles(aURL, httpDepth,
listURL, [items[1]])
: [gIOService.newURI(items[1], null, listURL)];
var prettyPath = runHttp
? gIOService.newURI(items[1], null, listURL).spec
: testURI.spec;
secMan.checkLoadURI(aURL, testURI,
CI.nsIScriptSecurityManager.DISALLOW_SCRIPT);
gURLs.push( { type: TYPE_SCRIPT,
expected: expected_status,
allowSilentFail: allow_silent_fail,
prettyPath: prettyPath,
minAsserts: minAsserts,
maxAsserts: maxAsserts,
needsFocus: needs_focus,
slow: slow,
url1: testURI,
url2: null } );
} else if (items[0] == TYPE_REFTEST_EQUAL || items[0] == TYPE_REFTEST_NOTEQUAL) {
if (items.length != 3)
throw "Error 5 in manifest file " + aURL.spec + " line " + lineNo;
var [testURI, refURI] = runHttp
? ServeFiles(aURL, httpDepth,
listURL, [items[1], items[2]])
: [gIOService.newURI(items[1], null, listURL),
gIOService.newURI(items[2], null, listURL)];
var prettyPath = runHttp
? gIOService.newURI(items[1], null, listURL).spec
: testURI.spec;
secMan.checkLoadURI(aURL, testURI,
CI.nsIScriptSecurityManager.DISALLOW_SCRIPT);
secMan.checkLoadURI(aURL, refURI,
CI.nsIScriptSecurityManager.DISALLOW_SCRIPT);
gURLs.push( { type: items[0],
expected: expected_status,
allowSilentFail: allow_silent_fail,
prettyPath: prettyPath,
minAsserts: minAsserts,
maxAsserts: maxAsserts,
needsFocus: needs_focus,
slow: slow,
url1: testURI,
url2: refURI } );
} else {
throw "Error 6 in manifest file " + aURL.spec + " line " + lineNo;
}
}
}
function AddURIUseCount(uri)
{
if (uri == null)
return;
var spec = uri.spec;
if (spec in gURIUseCounts) {
gURIUseCounts[spec]++;
} else {
gURIUseCounts[spec] = 1;
}
}
function BuildUseCounts()
{
gURIUseCounts = {};
for (var i = 0; i < gURLs.length; ++i) {
var url = gURLs[i];
if (url.expected != EXPECTED_DEATH &&
(url.type == TYPE_REFTEST_EQUAL ||
url.type == TYPE_REFTEST_NOTEQUAL)) {
AddURIUseCount(gURLs[i].url1);
AddURIUseCount(gURLs[i].url2);
}
}
}
function ServeFiles(manifestURL, depth, aURL, files)
{
var listURL = aURL.QueryInterface(CI.nsIFileURL);
var directory = listURL.file.parent;
// Allow serving a tree that's an ancestor of the directory containing
// the files so that they can use resources in ../ (etc.).
var dirPath = "/";
while (depth > 0) {
dirPath = "/" + directory.leafName + dirPath;
directory = directory.parent;
--depth;
}
gCount++;
var path = "/" + Date.now() + "/" + gCount;
gServer.registerDirectory(path + "/", directory);
var secMan = CC[NS_SCRIPTSECURITYMANAGER_CONTRACTID]
.getService(CI.nsIScriptSecurityManager);
var testbase = gIOService.newURI("http://localhost:" + HTTP_SERVER_PORT +
path + dirPath,
null, null);
function FileToURI(file)
{
// Only serve relative URIs via the HTTP server, not absolute
// ones like about:blank.
var testURI = gIOService.newURI(file, null, testbase);
// XXX necessary? manifestURL guaranteed to be file, others always HTTP
secMan.checkLoadURI(manifestURL, testURI,
CI.nsIScriptSecurityManager.DISALLOW_SCRIPT);
return testURI;
}
return files.map(FileToURI);
}
// Return true iff this window is focused when this function returns.
function Focus()
{
// FIXME/bug 583976: focus doesn't yet work with out-of-process
// content.
if (gBrowserIsRemote) {
return false;
}
// FIXME/bug 623625: determine if the window is focused and/or try
// to acquire focus if it's not.
//
// NB: we can't add anything here that would return false on
// tinderbox, otherwise we could lose testing coverage due to
// problems on the test machines. We might want a require-focus
// mode, defaulting to false for developers, but that's true on
// tinderbox.
return true;
}
function StartCurrentTest()
{
gTestLog = [];
// make sure we don't run tests that are expected to kill the browser
while (gURLs.length > 0) {
var test = gURLs[0];
if (test.expected == EXPECTED_DEATH) {
++gTestResults.Skip;
gDumpLog("REFTEST TEST-KNOWN-FAIL | " + test.url1.spec + " | (SKIP)\n");
gURLs.shift();
} else if (test.needsFocus && !Focus()) {
++gTestResults.Skip;
gDumpLog("REFTEST TEST-KNOWN-FAIL | " + test.url1.spec + " | (SKIPPED; COULDN'T GET FOCUS)\n");
gURLs.shift();
} else if (test.slow && !gRunSlowTests) {
++gTestResults.Slow;
gDumpLog("REFTEST TEST-KNOWN-SLOW | " + test.url1.spec + " | (SLOW)\n");
gURLs.shift();
} else {
break;
}
}
if (gURLs.length == 0) {
DoneTests();
}
else {
var currentTest = gTotalTests - gURLs.length;
document.title = "reftest: " + currentTest + " / " + gTotalTests +
" (" + Math.floor(100 * (currentTest / gTotalTests)) + "%)";
StartCurrentURI(1);
}
}
function StartCurrentURI(aState)
{
gState = aState;
gCurrentURL = gURLs[0]["url" + aState].spec;
if (gURICanvases[gCurrentURL] &&
(gURLs[0].type == TYPE_REFTEST_EQUAL ||
gURLs[0].type == TYPE_REFTEST_NOTEQUAL) &&
gURLs[0].maxAsserts == 0) {
// Pretend the document loaded --- RecordResult will notice
// there's already a canvas for this URL
setTimeout(RecordResult, 0);
} else {
gDumpLog("REFTEST TEST-START | " + gCurrentURL + "\n");
LogInfo("START " + gCurrentURL);
var type = gURLs[0].type
if (TYPE_SCRIPT == type) {
SendLoadScriptTest(gCurrentURL, gLoadTimeout);
} else {
SendLoadTest(type, gCurrentURL, gLoadTimeout);
}
}
}
function DoneTests()
{
gDumpLog("REFTEST FINISHED: Slowest test took " + gSlowestTestTime +
"ms (" + gSlowestTestURL + ")\n");
gDumpLog("REFTEST INFO | Result summary:\n");
var count = gTestResults.Pass + gTestResults.LoadOnly;
gDumpLog("REFTEST INFO | Successful: " + count + " (" +
gTestResults.Pass + " pass, " +
gTestResults.LoadOnly + " load only)\n");
count = gTestResults.Exception + gTestResults.FailedLoad +
gTestResults.UnexpectedFail + gTestResults.UnexpectedPass +
gTestResults.AssertionUnexpected +
gTestResults.AssertionUnexpectedFixed;
gDumpLog("REFTEST INFO | Unexpected: " + count + " (" +
gTestResults.UnexpectedFail + " unexpected fail, " +
gTestResults.UnexpectedPass + " unexpected pass, " +
gTestResults.AssertionUnexpected + " unexpected asserts, " +
gTestResults.AssertionUnexpectedFixed + " unexpected fixed asserts, " +
gTestResults.FailedLoad + " failed load, " +
gTestResults.Exception + " exception)\n");
count = gTestResults.KnownFail + gTestResults.AssertionKnown +
gTestResults.Random + gTestResults.Skip + gTestResults.Slow;
gDumpLog("REFTEST INFO | Known problems: " + count + " (" +
gTestResults.KnownFail + " known fail, " +
gTestResults.AssertionKnown + " known asserts, " +
gTestResults.Random + " random, " +
gTestResults.Skip + " skipped, " +
gTestResults.Slow + " slow)\n");
gDumpLog("REFTEST INFO | Total canvas count = " + gRecycledCanvases.length + "\n");
gDumpLog("REFTEST TEST-START | Shutdown\n");
function onStopped() {
goQuitApplication();
}
if (gServer)
gServer.stop(onStopped);
else
onStopped();
}
function UpdateCanvasCache(url, canvas)
{
var spec = url.spec;
--gURIUseCounts[spec];
if (gNoCanvasCache || gURIUseCounts[spec] == 0) {
ReleaseCanvas(canvas);
delete gURICanvases[spec];
} else if (gURIUseCounts[spec] > 0) {
gURICanvases[spec] = canvas;
} else {
throw "Use counts were computed incorrectly";
}
}
// Recompute drawWindow flags for every drawWindow operation.
// We have to do this every time since our window can be
// asynchronously resized (e.g. by the window manager, to make
// it fit on screen) at unpredictable times.
// Fortunately this is pretty cheap.
function DoDrawWindow(ctx, x, y, w, h)
{
var flags = ctx.DRAWWINDOW_DRAW_CARET | ctx.DRAWWINDOW_DRAW_VIEW;
var testRect = gBrowser.getBoundingClientRect();
if (0 <= testRect.left &&
0 <= testRect.top &&
window.innerWidth >= testRect.right &&
window.innerHeight >= testRect.bottom) {
// We can use the window's retained layer manager
// because the window is big enough to display the entire
// browser element
flags |= ctx.DRAWWINDOW_USE_WIDGET_LAYERS;
} else if (gBrowserIsRemote) {
gDumpLog("REFTEST TEST-UNEXPECTED-FAIL | " + gCurrentURL + " | can't drawWindow remote content\n");
++gTestResults.Exception;
}
if (gDrawWindowFlags != flags) {
// Every time the flags change, dump the new state.
gDrawWindowFlags = flags;
var flagsStr = "DRAWWINDOW_DRAW_CARET | DRAWWINDOW_DRAW_VIEW";
if (flags & ctx.DRAWWINDOW_USE_WIDGET_LAYERS) {
flagsStr += " | DRAWWINDOW_USE_WIDGET_LAYERS";
} else {
// Output a special warning because we need to be able to detect
// this whenever it happens.
gDumpLog("REFTEST INFO | WARNING: USE_WIDGET_LAYERS disabled\n");
}
gDumpLog("REFTEST INFO | drawWindow flags = " + flagsStr +
"; window size = " + window.innerWidth + "," + window.innerHeight +
"; test browser size = " + testRect.width + "," + testRect.height +
"\n");
}
LogInfo("DoDrawWindow " + x + "," + y + "," + w + "," + h);
ctx.drawWindow(window, x, y, w, h, "rgb(255,255,255)",
gDrawWindowFlags);
}
function InitCurrentCanvasWithSnapshot()
{
LogInfo("Initializing canvas snapshot");
if (gURLs[0].type == TYPE_LOAD || gURLs[0].type == TYPE_SCRIPT) {
// We don't want to snapshot this kind of test
return false;
}
if (!gCurrentCanvas) {
gCurrentCanvas = AllocateCanvas();
}
var ctx = gCurrentCanvas.getContext("2d");
DoDrawWindow(ctx, 0, 0, gCurrentCanvas.width, gCurrentCanvas.height);
return true;
}
function UpdateCurrentCanvasForInvalidation(rects)
{
LogInfo("Updating canvas for invalidation");
if (!gCurrentCanvas) {
return;
}
var ctx = gCurrentCanvas.getContext("2d");
for (var i = 0; i < rects.length; ++i) {
var r = rects[i];
// Set left/top/right/bottom to pixel boundaries
var left = Math.floor(r.left);
var top = Math.floor(r.top);
var right = Math.ceil(r.right);
var bottom = Math.ceil(r.bottom);
ctx.save();
ctx.translate(left, top);
DoDrawWindow(ctx, left, top, right - left, bottom - top);
ctx.restore();
}
}
function RecordResult(testRunTime, errorMsg, scriptResults)
{
LogInfo("RecordResult fired");
// Keep track of which test was slowest, and how long it took.
if (testRunTime > gSlowestTestTime) {
gSlowestTestTime = testRunTime;
gSlowestTestURL = gCurrentURL;
}
// Not 'const ...' because of 'EXPECTED_*' value dependency.
var outputs = {};
const randomMsg = "(EXPECTED RANDOM)";
outputs[EXPECTED_PASS] = {
true: {s: "TEST-PASS" , n: "Pass"},
false: {s: "TEST-UNEXPECTED-FAIL" , n: "UnexpectedFail"}
};
outputs[EXPECTED_FAIL] = {
true: {s: "TEST-UNEXPECTED-PASS" , n: "UnexpectedPass"},
false: {s: "TEST-KNOWN-FAIL" , n: "KnownFail"}
};
outputs[EXPECTED_RANDOM] = {
true: {s: "TEST-PASS" + randomMsg , n: "Random"},
false: {s: "TEST-KNOWN-FAIL" + randomMsg, n: "Random"}
};
var output;
if (gURLs[0].type == TYPE_LOAD) {
++gTestResults.LoadOnly;
gDumpLog("REFTEST TEST-PASS | " + gURLs[0].prettyPath + " | (LOAD ONLY)\n");
gCurrentCanvas = null;
FinishTestItem();
return;
}
if (gURLs[0].type == TYPE_SCRIPT) {
var expected = gURLs[0].expected;
if (errorMsg) {
// Force an unexpected failure to alert the test author to fix the test.
expected = EXPECTED_PASS;
} else if (scriptResults.length == 0) {
// This failure may be due to a JavaScript Engine bug causing
// early termination of the test. If we do not allow silent
// failure, report an error.
if (!gURLs[0].allowSilentFail)
errorMsg = "No test results reported. (SCRIPT)\n";
else
gDumpLog("REFTEST INFO | An expected silent failure occurred \n");
}
if (errorMsg) {
output = outputs[expected][false];
++gTestResults[output.n];
var result = "REFTEST " + output.s + " | " +
gURLs[0].prettyPath + " | " + // the URL being tested
errorMsg;
gDumpLog(result);
FinishTestItem();
return;
}
var anyFailed = scriptResults.some(function(result) { return !result.passed; });
var outputPair;
if (anyFailed && expected == EXPECTED_FAIL) {
// If we're marked as expected to fail, and some (but not all) tests
// passed, treat those tests as though they were marked random
// (since we can't tell whether they were really intended to be
// marked failing or not).
outputPair = { true: outputs[EXPECTED_RANDOM][true],
false: outputs[expected][false] };
} else {
outputPair = outputs[expected];
}
var index = 0;
scriptResults.forEach(function(result) {
var output = outputPair[result.passed];
++gTestResults[output.n];
result = "REFTEST " + output.s + " | " +
gURLs[0].prettyPath + " | " + // the URL being tested
result.description + " item " + (++index) + "\n";
gDumpLog(result);
});
if (anyFailed && expected == EXPECTED_PASS) {
FlushTestLog();
}
FinishTestItem();
return;
}
if (gURICanvases[gCurrentURL]) {
gCurrentCanvas = gURICanvases[gCurrentURL];
}
if (gCurrentCanvas == null) {
gDumpLog("REFTEST TEST-UNEXPECTED-FAIL | | program error managing snapshots\n");
++gTestResults.Exception;
}
if (gState == 1) {
gCanvas1 = gCurrentCanvas;
} else {
gCanvas2 = gCurrentCanvas;
}
gCurrentCanvas = null;
ResetRenderingState();
switch (gState) {
case 1:
// First document has been loaded.
// Proceed to load the second document.
CleanUpCrashDumpFiles();
StartCurrentURI(2);
break;
case 2:
// Both documents have been loaded. Compare the renderings and see
// if the comparison result matches the expected result specified
// in the manifest.
// number of different pixels
var differences;
// whether the two renderings match:
var equal;
if (gWindowUtils) {
differences = gWindowUtils.compareCanvases(gCanvas1, gCanvas2, {});
equal = (differences == 0);
} else {
differences = -1;
var k1 = gCanvas1.toDataURL();
var k2 = gCanvas2.toDataURL();
equal = (k1 == k2);
}
// whether the comparison result matches what is in the manifest
var test_passed = (equal == (gURLs[0].type == TYPE_REFTEST_EQUAL));
// what is expected on this platform (PASS, FAIL, or RANDOM)
var expected = gURLs[0].expected;
output = outputs[expected][test_passed];
++gTestResults[output.n];
var result = "REFTEST " + output.s + " | " +
gURLs[0].prettyPath + " | "; // the URL being tested
switch (gURLs[0].type) {
case TYPE_REFTEST_NOTEQUAL:
result += "image comparison (!=) ";
break;
case TYPE_REFTEST_EQUAL:
result += "image comparison (==) ";
break;
}
gDumpLog(result + "\n");
if (!test_passed && expected == EXPECTED_PASS ||
test_passed && expected == EXPECTED_FAIL) {
if (!equal) {
gDumpLog("REFTEST IMAGE 1 (TEST): " + gCanvas1.toDataURL() + "\n");
gDumpLog("REFTEST IMAGE 2 (REFERENCE): " + gCanvas2.toDataURL() + "\n");
gDumpLog("REFTEST number of differing pixels: " + differences + "\n");
} else {
gDumpLog("REFTEST IMAGE: " + gCanvas1.toDataURL() + "\n");
}
}
if (!test_passed && expected == EXPECTED_PASS) {
FlushTestLog();
}
UpdateCanvasCache(gURLs[0].url1, gCanvas1);
UpdateCanvasCache(gURLs[0].url2, gCanvas2);
CleanUpCrashDumpFiles();
FinishTestItem();
break;
default:
throw "Unexpected state.";
}
}
function LoadFailed(why)
{
++gTestResults.FailedLoad;
gDumpLog("REFTEST TEST-UNEXPECTED-FAIL | " +
gURLs[0]["url" + gState].spec + " | load failed: " + why + "\n");
FlushTestLog();
FinishTestItem();
}
function RemoveExpectedCrashDumpFiles()
{
if (gExpectingProcessCrash) {
for each (let crashFilename in gExpectedCrashDumpFiles) {
let file = gCrashDumpDir.clone();
file.append(crashFilename);
if (file.exists()) {
file.remove(false);
}
}
}
gExpectedCrashDumpFiles.length = 0;
}
function FindUnexpectedCrashDumpFiles()
{
if (!gCrashDumpDir.exists()) {
return;
}
let entries = gCrashDumpDir.directoryEntries;
if (!entries) {
return;
}
let foundCrashDumpFile = false;
while (entries.hasMoreElements()) {
let file = entries.getNext().QueryInterface(CI.nsIFile);
let path = String(file.path);
if (path.match(/\.(dmp|extra)$/) && !gUnexpectedCrashDumpFiles[path]) {
if (!foundCrashDumpFile) {
foundCrashDumpFile = true;
gDumpLog("REFTEST TEST-UNEXPECTED-FAIL | " + gCurrentURL +
" | This test left crash dumps behind, but we weren't expecting it to!\n");
}
gDumpLog("REFTEST INFO | Found unexpected crash dump file" + path +
".\n");
gUnexpectedCrashDumpFiles[path] = true;
}
}
}
function CleanUpCrashDumpFiles()
{
RemoveExpectedCrashDumpFiles();
FindUnexpectedCrashDumpFiles();
gExpectingProcessCrash = false;
}
function FinishTestItem()
{
// Replace document with BLANK_URL_FOR_CLEARING in case there are
// assertions when unloading.
gDumpLog("REFTEST INFO | Loading a blank page\n");
// After clearing, content will notify us of the assertion count
// and tests will continue.
SendClear();
}
function DoAssertionCheck(numAsserts)
{
if (gDebug.isDebugBuild) {
if (gBrowserIsRemote) {
// Count chrome-process asserts too when content is out of
// process.
var newAssertionCount = gDebug.assertionCount;
var numLocalAsserts = newAssertionCount - gAssertionCount;
gAssertionCount = newAssertionCount;
numAsserts += numLocalAsserts;
}
var minAsserts = gURLs[0].minAsserts;
var maxAsserts = gURLs[0].maxAsserts;
var expectedAssertions = "expected " + minAsserts;
if (minAsserts != maxAsserts) {
expectedAssertions += " to " + maxAsserts;
}
expectedAssertions += " assertions";
if (numAsserts < minAsserts) {
++gTestResults.AssertionUnexpectedFixed;
gDumpLog("REFTEST TEST-UNEXPECTED-PASS | " + gURLs[0].prettyPath +
" | assertion count " + numAsserts + " is less than " +
expectedAssertions + "\n");
} else if (numAsserts > maxAsserts) {
++gTestResults.AssertionUnexpected;
gDumpLog("REFTEST TEST-UNEXPECTED-FAIL | " + gURLs[0].prettyPath +
" | assertion count " + numAsserts + " is more than " +
expectedAssertions + "\n");
} else if (numAsserts != 0) {
++gTestResults.AssertionKnown;
gDumpLog("REFTEST TEST-KNOWN-FAIL | " + gURLs[0].prettyPath +
" | assertion count " + numAsserts + " matches " +
expectedAssertions + "\n");
}
}
// And start the next test.
gURLs.shift();
StartCurrentTest();
}
function ResetRenderingState()
{
SendResetRenderingState();
// We would want to clear any viewconfig here, if we add support for it
}
function RegisterMessageListenersAndLoadContentScript()
{
gBrowserMessageManager.addMessageListener(
"reftest:AssertionCount",
function (m) { RecvAssertionCount(m.json.count); }
);
gBrowserMessageManager.addMessageListener(
"reftest:ContentReady",
function (m) { return RecvContentReady() }
);
gBrowserMessageManager.addMessageListener(
"reftest:Exception",
function (m) { RecvException(m.json.what) }
);
gBrowserMessageManager.addMessageListener(
"reftest:FailedLoad",
function (m) { RecvFailedLoad(m.json.why); }
);
gBrowserMessageManager.addMessageListener(
"reftest:InitCanvasWithSnapshot",
function (m) { return RecvInitCanvasWithSnapshot(); }
);
gBrowserMessageManager.addMessageListener(
"reftest:Log",
function (m) { RecvLog(m.json.type, m.json.msg); }
);
gBrowserMessageManager.addMessageListener(
"reftest:ScriptResults",
function (m) { RecvScriptResults(m.json.runtimeMs, m.json.error, m.json.results); }
);
gBrowserMessageManager.addMessageListener(
"reftest:TestDone",
function (m) { RecvTestDone(m.json.runtimeMs); }
);
gBrowserMessageManager.addMessageListener(
"reftest:UpdateCanvasForInvalidation",
function (m) { RecvUpdateCanvasForInvalidation(m.json.rects); }
);
gBrowserMessageManager.addMessageListener(
"reftest:ExpectProcessCrash",
function (m) { RecvExpectProcessCrash(); }
);
gBrowserMessageManager.loadFrameScript("chrome://reftest/content/reftest-content.js", true);
}
function RecvAssertionCount(count)
{
DoAssertionCheck(count);
}
function RecvContentReady()
{
InitAndStartRefTests();
return { remote: gBrowserIsRemote };
}
function RecvException(what)
{
gDumpLog("REFTEST TEST-UNEXPECTED-FAIL | | "+ what +"\n");
++gTestResults.Exception;
}
function RecvFailedLoad(why)
{
LoadFailed(why);
}
function RecvInitCanvasWithSnapshot()
{
var painted = InitCurrentCanvasWithSnapshot();
return { painted: painted };
}
function RecvLog(type, msg)
{
msg = "[CONTENT] "+ msg;
if (type == "info") {
LogInfo(msg);
} else if (type == "warning") {
LogWarning(msg);
} else {
gDumpLog("REFTEST TEST-UNEXPECTED-FAIL | | unknown log type "+ type +"\n");
++gTestResults.Exception;
}
}
function RecvScriptResults(runtimeMs, error, results)
{
RecordResult(runtimeMs, error, results);
}
function RecvTestDone(runtimeMs)
{
RecordResult(runtimeMs, '', [ ]);
}
function RecvUpdateCanvasForInvalidation(rects)
{
UpdateCurrentCanvasForInvalidation(rects);
}
function OnProcessCrashed(subject, topic, data)
{
var id;
subject = subject.QueryInterface(CI.nsIPropertyBag2);
if (topic == "plugin-crashed") {
id = subject.getPropertyAsAString("pluginDumpID");
} else if (topic == "ipc:content-shutdown") {
id = subject.getPropertyAsAString("dumpID");
}
if (id) {
gExpectedCrashDumpFiles.push(id + ".dmp");
gExpectedCrashDumpFiles.push(id + ".extra");
}
}
function RegisterProcessCrashObservers()
{
var os = CC[NS_OBSERVER_SERVICE_CONTRACTID]
.getService(CI.nsIObserverService);
os.addObserver(OnProcessCrashed, "plugin-crashed", false);
os.addObserver(OnProcessCrashed, "ipc:content-shutdown", false);
}
function RecvExpectProcessCrash()
{
gExpectingProcessCrash = true;
}
function SendClear()
{
gBrowserMessageManager.sendAsyncMessage("reftest:Clear");
}
function SendLoadScriptTest(uri, timeout)
{
gBrowserMessageManager.sendAsyncMessage("reftest:LoadScriptTest",
{ uri: uri, timeout: timeout });
}
function SendLoadTest(type, uri, timeout)
{
gBrowserMessageManager.sendAsyncMessage("reftest:LoadTest",
{ type: type, uri: uri, timeout: timeout }
);
}
function SendResetRenderingState()
{
gBrowserMessageManager.sendAsyncMessage("reftest:ResetRenderingState");
}
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