Andrew Osmond
ef37b8611f
This patch makes it so that we launch the RDD process relatively early in the Firefox startup. This will improve the latency when we began playback for the first video. Differential Revision: https://phabricator.services.mozilla.com/D229427
122 lines
4.4 KiB
HTML
122 lines
4.4 KiB
HTML
<?xml version="1.0"?>
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<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
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<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
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type="text/css"?>
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<window title="Memory reporters with child processes"
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xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
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<script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
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<!-- This file tests (in a rough fashion) whether the memory reporters are
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producing sensible results in the presence of child processes. -->
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<!-- test results are displayed in the html:body -->
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<body xmlns="http://www.w3.org/1999/xhtml">
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</body>
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<!-- test code goes here -->
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<script type="application/javascript"><![CDATA[
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SimpleTest.waitForExplicitFinish();
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let socketProcessRunning = 0;
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if (SpecialPowers.Services.io.socketProcessLaunched) {
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socketProcessRunning = 1;
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}
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let rddProcessRunning = 0;
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if (window.windowUtils.rddProcessPid != -1) {
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rddProcessRunning = 1;
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}
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let numToOpen = 3;
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const expectedNumRemotes = numToOpen + socketProcessRunning + rddProcessRunning;
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let numReady = 0;
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// Create some remote processes, and set up message-passing so that
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// we know when each child is fully initialized.
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let remotes = [];
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SpecialPowers.pushPrefEnv({"set": [["dom.ipc.processCount", 3]]}).then(function() {
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for (let i = 0; i < numToOpen; i++) {
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let w = remotes[i] = window.browsingContext.topChromeWindow.open("remote.xhtml", "", "chrome");
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w.addEventListener("load", function loadHandler() {
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let remoteBrowser = w.document.getElementById("remote");
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let mm = remoteBrowser.messageManager;
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mm.addMessageListener("test:ready", function readyHandler() {
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mm.removeMessageListener("test:ready", readyHandler);
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numReady++;
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if (numReady == numToOpen) {
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// All the remote processes are ready. Do memory reporting.
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doReports();
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}
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});
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mm.loadFrameScript("data:," + encodeURI("sendAsyncMessage('test:ready');"), true);
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}, {once: true});
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}
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});
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let mgr = Cc["@mozilla.org/memory-reporter-manager;1"].
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getService(Ci.nsIMemoryReporterManager);
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function doReports()
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{
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let residents = {};
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let handleReport = function(aProcess, aPath, aKind, aUnits, aAmount) {
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if (aProcess.startsWith(`Utility `)) {
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// The Utility process that runs the ORB JavaScript validator starts on first
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// idle in the parent process. This makes it notoriously hard to know _if_ it
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// actually has started. So we bail. See Bug 1813985.
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return;
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}
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if (aPath === "resident") {
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ok(100 * 1000 <= aAmount && aAmount <= 10 * 1000 * 1000 * 1000,
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"resident is reasonable");
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residents[aProcess] = aAmount;
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}
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}
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let processReports = function() {
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// First, test a failure case: calling getReports() before the previous
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// getReports() has finished should silently abort. (And the arguments
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// won't be used.)
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mgr.getReports(
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() => ok(false, "handleReport called for nested getReports() call"),
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null, null, null, /* anonymize = */ false
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);
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// Close the remote processes.
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for (let i = 0; i < numToOpen; i++) {
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remotes[i].close();
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}
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// Check the results.
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let processes = Object.keys(residents);
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ok(processes.length == expectedNumRemotes + 1, "correct resident count");
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let numEmptyProcesses = 0, numNonEmptyProcesses = 0;
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for (let i = 0; i < processes.length; i++) {
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if (processes[i] == "") {
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numEmptyProcesses++;
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} else {
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ok(processes[i].startsWith("Browser (") || processes[i].startsWith("Web Content (") ||
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(processes[i].startsWith("Socket (") && socketProcessRunning)
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|| (processes[i].startsWith("RDD (") && rddProcessRunning)
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|| processes[i].startsWith("web (") || processes[i].startsWith("Utility ("),
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"correct non-empty process name prefix: " + processes[i]);
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numNonEmptyProcesses++;
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}
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}
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ok(numEmptyProcesses == 1, "correct empty process name count");
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ok(numNonEmptyProcesses == expectedNumRemotes,
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"correct non-empty process name count");
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SimpleTest.finish();
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}
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mgr.getReports(handleReport, null, processReports, null,
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/* anonymize = */ false);
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}
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]]></script>
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</window>
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