forked from mirrors/gecko-dev
85 lines
3.2 KiB
JavaScript
85 lines
3.2 KiB
JavaScript
/* eslint-disable mozilla/no-arbitrary-setTimeout */
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ChromeUtils.import("resource://gre/modules/Services.jsm");
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/**
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* This test ensures that http-on-modify-request is dispatched for channels that
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* are blocked by tracking protection. It sets up a page with a third-party script
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* resource on it that is blocked by TP, and sets up an http-on-modify-request
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* observer which waits to be notified about that resource. The test would time out
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* if the http-on-modify-request notification isn't dispatched before the channel is
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* canceled.
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*/
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let gExpectedResourcesSeen = 0;
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async function onModifyRequest() {
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return new Promise((resolve, reject) => {
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Services.obs.addObserver(function observer(subject, topic, data) {
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let httpChannel = subject.QueryInterface(Ci.nsIHttpChannel);
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let spec = httpChannel.URI.spec;
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info("Observed channel for " + spec);
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if (httpChannel.URI.prePath + "/" != TEST_3RD_PARTY_DOMAIN_TP) {
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return;
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}
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if (spec.endsWith("empty.js")) {
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ok(true, "Correct resource observed");
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++gExpectedResourcesSeen;
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} else if (spec.endsWith("empty.js?redirect")) {
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httpChannel.redirectTo(Services.io.newURI(spec.replace("empty.js?redirect", "head.js")));
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} else if (spec.endsWith("empty.js?redirect2")) {
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httpChannel.suspend();
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setTimeout(() => {
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httpChannel.redirectTo(Services.io.newURI(spec.replace("empty.js?redirect2", "head.js")));
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httpChannel.resume();
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}, 100);
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} else if (spec.endsWith("head.js")) {
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++gExpectedResourcesSeen;
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}
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if (gExpectedResourcesSeen == 3) {
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Services.obs.removeObserver(observer, "http-on-modify-request");
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resolve();
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}
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}, "http-on-modify-request");
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});
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}
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add_task(async function() {
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info("Starting subResources test");
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await SpecialPowers.flushPrefEnv();
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await SpecialPowers.pushPrefEnv({"set": [
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["browser.contentblocking.enabled", true],
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["privacy.trackingprotection.enabled", true],
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// the test doesn't open a private window, so we don't care about this pref's value
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["privacy.trackingprotection.pbmode.enabled", false],
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// tracking annotations aren't needed in this test, only TP is needed
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["privacy.trackingprotection.annotate_channels", false],
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// prevent the content blocking on-boarding UI to start mid-way through the test!
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["privacy.trackingprotection.introCount", ContentBlocking.MAX_INTROS],
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]});
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await UrlClassifierTestUtils.addTestTrackers();
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let promise = onModifyRequest();
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info("Creating a new tab");
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let tab = BrowserTestUtils.addTab(gBrowser, TEST_EMBEDDER_PAGE);
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gBrowser.selectedTab = tab;
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let browser = gBrowser.getBrowserForTab(tab);
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await BrowserTestUtils.browserLoaded(browser);
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await promise;
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info("Verify the number of tracking nodes found");
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await ContentTask.spawn(browser,
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{ expected: gExpectedResourcesSeen,
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},
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async function(obj) {
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is(content.document.blockedTrackingNodeCount, obj.expected, "Expected tracking nodes found");
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});
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info("Removing the tab");
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BrowserTestUtils.removeTab(tab);
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UrlClassifierTestUtils.cleanupTestTrackers();
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});
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