fune/devtools/client/aboutdebugging/test/browser_service_workers_status.js

52 lines
2 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
// Service workers can't be loaded from chrome://,
// but http:// is ok with dom.serviceWorkers.testing.enabled turned on.
const SERVICE_WORKER = URL_ROOT + "service-workers/delay-sw.js";
const TAB_URL = URL_ROOT + "service-workers/delay-sw.html";
const SW_TIMEOUT = 2000;
requestLongerTimeout(2);
add_task(function* () {
yield enableServiceWorkerDebugging();
yield pushPref("dom.serviceWorkers.idle_timeout", SW_TIMEOUT);
yield pushPref("dom.serviceWorkers.idle_extended_timeout", SW_TIMEOUT);
let { tab, document } = yield openAboutDebugging("workers");
// Listen for mutations in the service-workers list.
let serviceWorkersElement = getServiceWorkerList(document);
let swTab = yield addTab(TAB_URL);
info("Wait until the service worker appears in about:debugging");
let container = yield waitUntilServiceWorkerContainer(SERVICE_WORKER, document);
// We should ideally check that the service worker registration goes through the
// "registering" and "running" steps, but it is difficult to workaround race conditions
// for a test running on a wide variety of platforms. Due to intermittent failures, we
// simply check that the registration transitions to "stopped".
let status = container.querySelector(".target-status");
yield waitUntil(() => status.textContent == "Stopped", 100);
is(status.textContent, "Stopped", "Service worker is currently stopped");
try {
yield unregisterServiceWorker(swTab, serviceWorkersElement);
ok(true, "Service worker unregistered");
} catch (e) {
ok(false, "Service worker not unregistered; " + e);
}
// Check that the service worker disappeared from the UI
let names = [...document.querySelectorAll("#service-workers .target-name")];
names = names.map(element => element.textContent);
ok(!names.includes(SERVICE_WORKER),
"The service worker url is no longer in the list: " + names);
yield removeTab(swTab);
yield closeAboutDebugging(tab);
});