mirror of
https://github.com/roytam1/UXP.git
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93 lines
3.2 KiB
JavaScript
93 lines
3.2 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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"use strict";
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// Service workers can't be loaded from chrome://,
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// but http:// is ok with dom.serviceWorkers.testing.enabled turned on.
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const SERVICE_WORKER = URL_ROOT + "service-workers/empty-sw.js";
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const TAB_URL = URL_ROOT + "service-workers/empty-sw.html";
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const SW_TIMEOUT = 1000;
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add_task(function* () {
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yield new Promise(done => {
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let options = {"set": [
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// Accept workers from mochitest's http.
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["dom.serviceWorkers.enabled", true],
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["dom.serviceWorkers.openWindow.enabled", true],
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["dom.serviceWorkers.testing.enabled", true],
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// Reduce the timeout to expose issues when service worker
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// freezing is broken
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["dom.serviceWorkers.idle_timeout", SW_TIMEOUT],
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["dom.serviceWorkers.idle_extended_timeout", SW_TIMEOUT],
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]};
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SpecialPowers.pushPrefEnv(options, done);
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});
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let { tab, document } = yield openAboutDebugging("workers");
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let swTab = yield addTab(TAB_URL);
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let serviceWorkersElement = getServiceWorkerList(document);
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yield waitForMutation(serviceWorkersElement, { childList: true });
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assertHasTarget(true, document, "service-workers", SERVICE_WORKER);
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// Ensure that the registration resolved before trying to connect to the sw
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yield waitForServiceWorkerRegistered(swTab);
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ok(true, "Service worker registration resolved");
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// Retrieve the DEBUG button for the worker
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let names = [...document.querySelectorAll("#service-workers .target-name")];
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let 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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let targetElement = name.parentNode.parentNode;
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let debugBtn = targetElement.querySelector(".debug-button");
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ok(debugBtn, "Found its debug button");
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// Click on it and wait for the toolbox to be ready
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let onToolboxReady = new Promise(done => {
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gDevTools.once("toolbox-ready", function (e, toolbox) {
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done(toolbox);
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});
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});
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debugBtn.click();
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let toolbox = yield onToolboxReady;
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// Wait for more than the regular timeout,
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// so that if the worker freezing doesn't work,
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// it will be destroyed and removed from the list
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yield new Promise(done => {
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setTimeout(done, SW_TIMEOUT * 2);
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});
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assertHasTarget(true, document, "service-workers", SERVICE_WORKER);
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ok(targetElement.querySelector(".debug-button"),
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"The debug button is still there");
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yield toolbox.destroy();
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toolbox = null;
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// Now ensure that the worker is correctly destroyed
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// after we destroy the toolbox.
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// The DEBUG button should disappear once the worker is destroyed.
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yield waitForMutation(targetElement, { childList: true });
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ok(!targetElement.querySelector(".debug-button"),
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"The debug button was removed when the worker was killed");
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// Finally, unregister the service worker itself.
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try {
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yield 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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assertHasTarget(false, document, "service-workers", SERVICE_WORKER);
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yield removeTab(swTab);
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yield closeAboutDebugging(tab);
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});
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