browser_application_panel_list-single-worker.js

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/* Any copyright is dedicated to the Public Domain.

   http://creativecommons.org/publicdomain/zero/1.0/ */

"use strict";

const TAB_URL =

  URL_ROOT + "resources/service-workers/dynamic-registration.html";

add_task(async function () {

  await enableApplicationPanel();

  const { panel, tab } = await openNewTabAndApplicationPanel(TAB_URL);

  const doc = panel.panelWin.document;

  selectPage(panel, "service-workers");

  info("Check for non-existing service worker");

  const isWorkerListEmpty = !!doc.querySelector(".js-registration-list-empty");

  ok(isWorkerListEmpty, "No Service Worker displayed");

  info("Register a service worker in the page.");

  await SpecialPowers.spawn(tab.linkedBrowser, [], async function () {

    content.wrappedJSObject.registerServiceWorker();

});

  info("Wait until the service worker appears in the application panel");

  await waitUntil(() => !!getWorkerContainers(doc).length);

  let workerContainer = getWorkerContainers(doc)[0];

  info("Wait until the unregister button is displayed for the service worker");

  await waitUntil(() => {

    workerContainer = getWorkerContainers(doc)[0];

    return workerContainer.querySelector(".js-unregister-button");

});

  const scopeEl = workerContainer.querySelector(".js-sw-scope");

  const expectedScope =

    "example.com/browser/devtools/client/application/test/" +

    "browser/resources/service-workers";

ok(

    scopeEl.textContent.startsWith(expectedScope),

    "Service worker has the expected scope"

);

  const updatedEl = workerContainer.querySelector(".js-sw-updated");

ok(

    updatedEl.textContent.includes(`${new Date().getFullYear()}`),

    "Service worker has a last updated time"

);

  info("Unregister the service worker");

  await SpecialPowers.spawn(tab.linkedBrowser, [], async function () {

    const registration = await content.wrappedJSObject.sw;

    registration.unregister();

});

  info("Wait until the service worker is removed from the application panel");

  await waitUntil(() => getWorkerContainers(doc).length === 0);

  // close the tab

  info("Closing the tab.");

  await BrowserTestUtils.removeTab(tab);

});