forked from mirrors/gecko-dev
640fe52298
MozReview-Commit-ID: F6xUXCgdRE4 --HG-- extra : rebase_source : 65de1b0aba412d9044b5196115f74276caa058f2
93 lines
3.1 KiB
JavaScript
93 lines
3.1 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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/* global sendAsyncMessage */
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"use strict";
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// Test that clicking on the Push button next to a Service Worker works as
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// intended in about:debugging.
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// It should trigger a "push" notification in the worker.
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// Service workers can't be loaded from chrome://, but http:// is ok with
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// dom.serviceWorkers.testing.enabled turned on.
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const SERVICE_WORKER = URL_ROOT + "service-workers/push-sw.js";
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const TAB_URL = URL_ROOT + "service-workers/push-sw.html";
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add_task(async function() {
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await enableServiceWorkerDebugging();
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const { tab, document } = await openAboutDebugging("workers");
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// Listen for mutations in the service-workers list.
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const serviceWorkersElement = getServiceWorkerList(document);
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// Open a tab that registers a push service worker.
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const swTab = await addTab(TAB_URL);
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info("Make the test page notify us when the service worker sends a message.");
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await ContentTask.spawn(swTab.linkedBrowser, {}, function() {
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const win = content.wrappedJSObject;
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win.navigator.serviceWorker.addEventListener("message", function(event) {
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sendAsyncMessage(event.data);
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});
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});
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// Expect the service worker to claim the test window when activating.
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const onClaimed = onTabMessage(swTab, "sw-claimed");
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info("Wait until the service worker appears in the UI");
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await waitUntilServiceWorkerContainer(SERVICE_WORKER, document);
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info("Ensure that the registration resolved before trying to interact with " +
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"the service worker.");
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await waitForServiceWorkerRegistered(swTab);
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ok(true, "Service worker registration resolved");
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await waitForServiceWorkerActivation(SERVICE_WORKER, document);
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// Retrieve the Push button for the worker.
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const names = [...document.querySelectorAll("#service-workers .target-name")];
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const name = names.filter(element => element.textContent === SERVICE_WORKER)[0];
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ok(name, "Found the service worker in the list");
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const targetElement = name.parentNode.parentNode;
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const pushBtn = targetElement.querySelector(".push-button");
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ok(pushBtn, "Found its push button");
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info("Wait for the service worker to claim the test window before proceeding.");
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await onClaimed;
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info("Click on the Push button and wait for the service worker to receive " +
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"a push notification");
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const onPushNotification = onTabMessage(swTab, "sw-pushed");
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pushBtn.click();
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await onPushNotification;
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ok(true, "Service worker received a push notification");
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// Finally, unregister the service worker itself.
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try {
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await unregisterServiceWorker(swTab, serviceWorkersElement);
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ok(true, "Service worker registration unregistered");
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} catch (e) {
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ok(false, "SW not unregistered; " + e);
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}
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await removeTab(swTab);
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await closeAboutDebugging(tab);
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});
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/**
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* Helper to listen once on a message sent using postMessage from the provided tab.
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*/
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function onTabMessage(tab, message) {
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const mm = tab.linkedBrowser.messageManager;
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return new Promise(done => {
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mm.addMessageListener(message, function listener() {
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mm.removeMessageListener(message, listener);
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done();
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});
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});
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}
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