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/**
* Bug 1247843 - A test case for testing whether the channel used to load favicon
* has correct classFlags.
* Note that this test is modified based on browser_favicon_userContextId.js.
*/
const CC = Components.Constructor;
const TEST_SITE = "http://example.net";
const TEST_THIRD_PARTY_SITE = "http://mochi.test:8888";
const TEST_PAGE =
TEST_SITE + "/browser/browser/base/content/test/favicons/file_favicon.html";
const FAVICON_URI =
TEST_SITE + "/browser/browser/base/content/test/favicons/file_favicon.png";
const TEST_THIRD_PARTY_PAGE =
TEST_SITE +
"/browser/browser/base/content/test/favicons/file_favicon_thirdParty.html";
const THIRD_PARTY_FAVICON_URI =
TEST_THIRD_PARTY_SITE +
"/browser/browser/base/content/test/favicons/file_favicon.png";
ChromeUtils.defineESModuleGetters(this, {
PlacesTestUtils: "resource://testing-common/PlacesTestUtils.sys.mjs",
PromiseUtils: "resource://gre/modules/PromiseUtils.sys.mjs",
});
let systemPrincipal = Services.scriptSecurityManager.getSystemPrincipal();
function clearAllImageCaches() {
var tools = Cc["@mozilla.org/image/tools;1"].getService(Ci.imgITools);
var imageCache = tools.getImgCacheForDocument(window.document);
imageCache.clearCache(true); // true=chrome
imageCache.clearCache(false); // false=content
}
function clearAllPlacesFavicons() {
return new Promise(resolve => {
Services.obs.addObserver(function observer() {
Services.obs.removeObserver(observer, "places-favicons-expired");
resolve();
}, "places-favicons-expired");
PlacesUtils.favicons.expireAllFavicons();
});
}
function FaviconObserver(aPageURI, aFaviconURL, aTailingEnabled) {
this.reset(aPageURI, aFaviconURL, aTailingEnabled);
}
FaviconObserver.prototype = {
observe(aSubject, aTopic, aData) {
// Make sure that the topic is 'http-on-modify-request'.
if (aTopic === "http-on-modify-request") {
let httpChannel = aSubject.QueryInterface(Ci.nsIHttpChannel);
let reqLoadInfo = httpChannel.loadInfo;
// Make sure this is a favicon request.
if (httpChannel.URI.spec !== this._faviconURL) {
return;
}
let cos = aSubject.QueryInterface(Ci.nsIClassOfService);
if (!cos) {
ok(false, "Http channel should implement nsIClassOfService.");
return;
}
if (!reqLoadInfo) {
ok(false, "Should have load info.");
return;
}
let haveTailFlag = !!(cos.classFlags & Ci.nsIClassOfService.Tail);
info("classFlags=" + cos.classFlags);
is(haveTailFlag, this._tailingEnabled, "Should have correct cos flag.");
} else {
ok(false, "Received unexpected topic: ", aTopic);
}
this._faviconLoaded.resolve();
},
reset(aPageURI, aFaviconURL, aTailingEnabled) {
this._faviconURL = aFaviconURL;
this._faviconLoaded = PromiseUtils.defer();
this._tailingEnabled = aTailingEnabled;
},
get promise() {
return this._faviconLoaded.promise;
},
};
function waitOnFaviconLoaded(aFaviconURL) {
return PlacesTestUtils.waitForNotification(
"favicon-changed",
events => events.some(e => e.faviconUrl == aFaviconURL),
"places"
);
}
async function doTest(aTestPage, aFaviconURL, aTailingEnabled) {
let pageURI = Services.io.newURI(aTestPage);
// Create the observer object for observing favion channels.
let observer = new FaviconObserver(pageURI, aFaviconURL, aTailingEnabled);
let promiseWaitOnFaviconLoaded = waitOnFaviconLoaded(aFaviconURL);
// Add the observer earlier in case we miss it.
Services.obs.addObserver(observer, "http-on-modify-request");
// Open the tab.
let tab = await BrowserTestUtils.openNewForegroundTab(gBrowser, aTestPage);
// Waiting for favicon requests are all made.
await observer.promise;
// Waiting for favicon loaded.
await promiseWaitOnFaviconLoaded;
Services.obs.removeObserver(observer, "http-on-modify-request");
// Close the tab.
BrowserTestUtils.removeTab(tab);
}
async function setupTailingPreference(aTailingEnabled) {
await SpecialPowers.pushPrefEnv({
set: [["network.http.tailing.enabled", aTailingEnabled]],
});
}
async function cleanup() {
// Clear all cookies.
Services.cookies.removeAll();
// Clear cache.
Services.cache2.clear();
// Clear Places favicon caches.
await clearAllPlacesFavicons();
// Clear all image caches and network caches.
clearAllImageCaches();
// Clear Places history.
await PlacesUtils.history.clear();
}
// A clean up function to prevent affecting other tests.
registerCleanupFunction(async () => {
await cleanup();
});
add_task(async function test_favicon_with_tailing_enabled() {
await cleanup();
let tailingEnabled = true;
await setupTailingPreference(tailingEnabled);
await doTest(TEST_PAGE, FAVICON_URI, tailingEnabled);
});
add_task(async function test_favicon_with_tailing_disabled() {
await cleanup();
let tailingEnabled = false;
await setupTailingPreference(tailingEnabled);
await doTest(TEST_THIRD_PARTY_PAGE, THIRD_PARTY_FAVICON_URI, tailingEnabled);
});
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