The Tor Browser: dom/ipc/tests/test_NuwaProcessCreation.html@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 <!DOCTYPE HTML>

     2 <html>

     3 <!--

     4 Test if Nuwa process created successfully.

     5 -->

     6 <head>

     7   <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>

     8   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>

     9 </head>

    10 <body>

    12 <script type="application/javascript;version=1.7">

    13 "use strict";

    15 SimpleTest.waitForExplicitFinish();

    17 function TestLoader() {}

    19 TestLoader.prototype = {

    20   _waitingTask: 0,

    21   onTestReady: null,

    22   unlockTestReady: function() {

    23     this._waitingTask--;

    24     this._maybeLoadTest();

    25   },

    26   lockTestReady: function() {

    27     this._waitingTask++;

    28   },

    29   _maybeLoadTest: function() {

    30     if (this._waitingTask == 0) {

    31       this.onTestReady();

    32     }

    33   }

    34 }

    36 var testLoader = new TestLoader();

    37 testLoader.lockTestReady();

    38 window.addEventListener('load', function() {

    39   testLoader.unlockTestReady();

    40 });

    42 function setPref(pref, value) {

    43   testLoader.lockTestReady();

    44   if (value !== undefined && value !== null) {

    45     SpecialPowers.pushPrefEnv({'set': [[pref, value]]}, function() { testLoader.unlockTestReady(); });

    46   } else {

    47     SpecialPowers.pushPrefEnv({'clear': [[pref]]}, function() { testLoader.unlockTestReady(); });

    48   }

    49 }

    51 setPref('dom.ipc.processPriorityManager.testMode', true);

    52 setPref('dom.ipc.processPriorityManager.enabled', true);

    53 setPref('dom.ipc.processPriorityManager.backgroundLRUPoolLevels', 2);

    55 function runTest()

    56 {

    57   // Shutdown preallocated process.

    58   SpecialPowers.setBoolPref('dom.ipc.processPrelaunch.enabled', false);

    59   let cpmm = SpecialPowers.Cc["@mozilla.org/childprocessmessagemanager;1"]

    60                           .getService(SpecialPowers.Ci.nsISyncMessageSender);

    61   let seenNuwaReady = false;

    62   let msgHandler = {

    63     receiveMessage: function receiveMessage(msg) {

    64       msg = SpecialPowers.wrap(msg);

    65       if (msg.name == 'TEST-ONLY:nuwa-ready') {

    66         ok(true, "Got nuwa-ready");

    67         is(seenNuwaReady, false, "Already received nuwa ready");

    68         seenNuwaReady = true;

    69       } else if (msg.name == 'TEST-ONLY:nuwa-add-new-process') {

    70         ok(true, "Got nuwa-add-new-process");

    71         is(seenNuwaReady, true, "Receive nuwa-add-new-process before nuwa-ready");

    72         testEnd();

    73       }

    74     }

    75   };

    76   let timeout = setTimeout(function() {

    77     ok(false, "Nuwa process is not launched");

    78     testEnd();

    79   }, 60000);

    81   function testEnd() {

    82     cpmm.removeMessageListener("TEST-ONLY:nuwa-ready", msgHandler);

    83     cpmm.removeMessageListener("TEST-ONLY:nuwa-add-new-process", msgHandler);

    84     clearTimeout(timeout);

    85     SimpleTest.finish();

    86   }

    88   cpmm.addMessageListener("TEST-ONLY:nuwa-ready", msgHandler);

    89   cpmm.addMessageListener("TEST-ONLY:nuwa-add-new-process", msgHandler);

    92   // Setting this pref to true should cause us to prelaunch a process.

    93   SpecialPowers.setBoolPref('dom.ipc.processPrelaunch.enabled', true);

    94 }

    96 testLoader.onTestReady = runTest;

    97 </script>

    98 </body>

    99 </html>

The Tor Browser / file revision