tenfourfox/dom/ipc/tests/test_NuwaProcessDeadlock.html
Cameron Kaiser c9b2922b70 hello FPR
2017-04-19 00:56:45 -07:00

70 lines
2.0 KiB
HTML

<!DOCTYPE HTML>
<html>
<!--
Test if Nuwa process created successfully.
-->
<head>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body onload="setup()">
<script type="application/javascript;version=1.7">
"use strict";
function runTest()
{
info("Shut down processes by disabling process prelaunch");
SpecialPowers.setBoolPref('dom.ipc.processPrelaunch.enabled', false);
info("Launch the Nuwa process");
let cpmm = SpecialPowers.Cc["@mozilla.org/childprocessmessagemanager;1"]
.getService(SpecialPowers.Ci.nsISyncMessageSender);
let seenNuwaReady = false;
let msgHandler = {
receiveMessage: function receiveMessage(msg) {
msg = SpecialPowers.wrap(msg);
if (msg.name == 'TEST-ONLY:nuwa-ready') {
is(seenNuwaReady, false, "The Nuwa process is launched");
seenNuwaReady = true;
} else if (msg.name == 'TEST-ONLY:nuwa-add-new-process') {
ok(true, "Got nuwa-add-new-process");
is(seenNuwaReady, true, "The preallocated process is launched from the Nuwa process");
shutdown();
}
}
};
function shutdown() {
info("Shut down the test case");
cpmm.removeMessageListener("TEST-ONLY:nuwa-ready", msgHandler);
cpmm.removeMessageListener("TEST-ONLY:nuwa-add-new-process", msgHandler);
SimpleTest.finish();
}
cpmm.addMessageListener("TEST-ONLY:nuwa-ready", msgHandler);
cpmm.addMessageListener("TEST-ONLY:nuwa-add-new-process", msgHandler);
// Setting this pref to true should cause us to prelaunch a process.
SpecialPowers.setBoolPref('dom.ipc.processPrelaunch.enabled', true);
}
function setup()
{
info("Set up preferences for testing the Nuwa process.");
SimpleTest.waitForExplicitFinish();
SpecialPowers.pushPrefEnv({
'set': [
['dom.ipc.preallocatedProcessManager.testMode', true],
['dom.ipc.processPrelaunch.testMode', true] // For testing deadlock
]
}, runTest);
}
</script>
</body>
</html>