forked from mirrors/gecko-dev
94 lines
3.3 KiB
JavaScript
94 lines
3.3 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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/* This test records which services, JS components and JS modules are loaded
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* when creating a new content process.
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*
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* If you made changes that cause this test to fail, it's likely because you
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* are loading more JS code during content process startup.
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*
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* If your code isn't strictly required to show a page, consider loading it
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* lazily. If you can't, consider delaying its load until after we have started
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* handling user events.
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*/
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"use strict";
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/* Set this to true only for debugging purpose; it makes the output noisy. */
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const kDumpAllStacks = false;
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const blacklist = {
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components: new Set([
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"PushComponents.js",
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"TelemetryStartup.js",
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]),
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modules: new Set([
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"resource:///modules/ContentWebRTC.jsm",
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"resource://gre/modules/InlineSpellChecker.jsm",
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"resource://gre/modules/InlineSpellCheckerContent.jsm",
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"resource://gre/modules/Promise.jsm",
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"resource://gre/modules/Task.jsm",
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"resource://gre/modules/osfile.jsm",
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]),
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services: new Set([
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"@mozilla.org/base/telemetry-startup;1",
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"@mozilla.org/push/Service;1",
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])
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};
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add_task(async function() {
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SimpleTest.requestCompleteLog();
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let tab = await BrowserTestUtils.openNewForegroundTab({gBrowser,
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forceNewProcess: true});
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let mm = gBrowser.selectedBrowser.messageManager;
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let promise = BrowserTestUtils.waitForMessage(mm, "Test:LoadedScripts");
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// Load a custom frame script to avoid using ContentTask which loads Task.jsm
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mm.loadFrameScript("data:text/javascript,(" + function() {
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/* eslint-env mozilla/frame-script */
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const Cm = Components.manager;
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Cm.QueryInterface(Ci.nsIServiceManager);
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ChromeUtils.import("resource://gre/modules/AppConstants.jsm");
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let collectStacks = AppConstants.NIGHTLY_BUILD || AppConstants.DEBUG;
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let loader = Cc["@mozilla.org/moz/jsloader;1"].getService(Ci.xpcIJSModuleLoader);
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let components = {};
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for (let component of loader.loadedComponents()) {
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/* Keep only the file name for components, as the path is an absolute file
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URL rather than a resource:// URL like for modules. */
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components[component.replace(/.*\//, "")] =
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collectStacks ? loader.getComponentLoadStack(component) : "";
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}
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let modules = {};
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for (let module of loader.loadedModules()) {
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modules[module] = collectStacks ? loader.getModuleImportStack(module) : "";
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}
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let services = {};
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for (let contractID in Object.keys(Cc)) {
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try {
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if (Cm.isServiceInstantiatedByContractID(contractID, Ci.nsISupports))
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services[contractID] = "";
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} catch (e) {}
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}
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sendAsyncMessage("Test:LoadedScripts", {components, modules, services});
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} + ")()", false);
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let loadedList = await promise;
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for (let scriptType in blacklist) {
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info(scriptType);
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for (let file of blacklist[scriptType]) {
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let loaded = file in loadedList[scriptType];
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ok(!loaded, `${file} is not allowed`);
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if (loaded && loadedList[scriptType][file])
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info(loadedList[scriptType][file]);
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}
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for (let file in loadedList[scriptType]) {
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info(file);
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if (kDumpAllStacks && loadedList[scriptType][file])
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info(loadedList[scriptType][file]);
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}
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}
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BrowserTestUtils.removeTab(tab);
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});
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