gecko-dev/dom/workers/test/browser_bug1047663.js

58 строки
2.3 KiB
JavaScript

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
const TAB_URL = EXAMPLE_URL + "bug1047663_tab.html";
const WORKER_URL = EXAMPLE_URL + "bug1047663_worker.sjs";
function test() {
waitForExplicitFinish();
// Disable rcwn to make cache behavior deterministic.
let rcwnEnabled = Preferences.get("network.http.rcwn.enabled");
Preferences.set("network.http.rcwn.enabled", false);
registerCleanupFunction(()=>{
Preferences.set("network.http.rcwn.enabled", rcwnEnabled);
});
(async function() {
let tab = await addTab(TAB_URL);
// Create a worker. Post a message to it, and check the reply. Since the
// server side JavaScript file returns the first source for the first
// request, the reply should be "one". If the reply is correct, terminate
// the worker.
await createWorkerInTab(tab, WORKER_URL);
let message = await postMessageToWorkerInTab(tab, WORKER_URL, "ping");
is(message, "one");
await terminateWorkerInTab(tab, WORKER_URL);
// Create a second worker with the same URL. Post a message to it, and check
// the reply. The server side JavaScript file returns the second source for
// all subsequent requests, but since the cache is still enabled, the reply
// should still be "one". If the reply is correct, terminate the worker.
await createWorkerInTab(tab, WORKER_URL);
message = await postMessageToWorkerInTab(tab, WORKER_URL, "ping");
is(message, "one");
await terminateWorkerInTab(tab, WORKER_URL);
// Disable the cache in this tab. This should also disable the cache for all
// workers in this tab.
await disableCacheInTab(tab);
// Create a third worker with the same URL. Post a message to it, and check
// the reply. Since the server side JavaScript file returns the second
// source for all subsequent requests, and the cache is now disabled, the
// reply should now be "two". If the reply is correct, terminate the worker.
await createWorkerInTab(tab, WORKER_URL);
message = await postMessageToWorkerInTab(tab, WORKER_URL, "ping");
is(message, "two");
await terminateWorkerInTab(tab, WORKER_URL);
removeTab(tab);
finish();
})();
}