зеркало из https://github.com/mozilla/gecko-dev.git
106 строки
3.4 KiB
HTML
106 строки
3.4 KiB
HTML
<!--
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Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/
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-->
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<!DOCTYPE HTML>
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<html>
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<head>
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<title>Bug 982726 - Test service worker post message </title>
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<script src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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</head>
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<body>
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<p id="display"></p>
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<div id="content" style="display: none"></div>
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<pre id="test"></pre>
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<script class="testbody" type="text/javascript">
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/**
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*
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*/
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let iframe;
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let registration;
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function start() {
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return new Promise(resolve => {
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const content = document.getElementById("content");
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ok(content, "Parent exists.");
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iframe = document.createElement("iframe");
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iframe.setAttribute("src", "sw_clients/refresher_compressed.html");
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/*
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* The initial iframe must be the _uncached_ version, which means its
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* load must happen before the Service Worker's `activate` event.
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* Rather than `waitUntil`-ing the Service Worker's `install` event
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* until the load finishes (more concurrency, but involves coordinating
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* `postMessage`s), just ensure the load finishes before registering
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* the Service Worker (which is simpler).
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*/
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iframe.onload = resolve;
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content.appendChild(iframe);
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}).then(async () => {
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/*
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* There's no need _here_ to explicitly wait for this Service Worker to be
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* "activated"; this test will progress when the "READY"/"READY_CACHED"
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* messages are received from the iframe, and the iframe will only send
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* those messages once the Service Worker is "activated" (by chaining on
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* its `navigator.serviceWorker.ready` promise).
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*/
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registration = await navigator.serviceWorker.register(
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"force_refresh_worker.js", { scope: "./sw_clients/" });
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});
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}
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function unregister() {
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return registration.unregister().then(function(result) {
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ok(result, "Unregister should return true.");
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}, function(e) {
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dump("Unregistering the SW failed with " + e + "\n");
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});
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}
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function testForceRefresh(swr) {
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return new Promise(function(res, rej) {
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var count = 0;
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var cachedCount = 0;
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window.onmessage = function(e) {
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if (e.data === "READY") {
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count += 1;
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if (count == 2) {
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is(cachedCount, 1, "should have received cached message before " +
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"second non-cached message");
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res();
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}
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iframe.contentWindow.postMessage("REFRESH", "*");
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} else if (e.data === "READY_CACHED") {
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cachedCount += 1;
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is(count, 1, "should have received non-cached message before " +
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"cached message");
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iframe.contentWindow.postMessage("FORCE_REFRESH", "*");
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}
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}
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}).then(() => document.getElementById("content").removeChild(iframe));
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}
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function runTest() {
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start()
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.then(testForceRefresh)
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.then(unregister)
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.catch(function(e) {
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ok(false, "Some test failed with error " + e);
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}).then(SimpleTest.finish);
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}
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SimpleTest.waitForExplicitFinish();
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SpecialPowers.pushPrefEnv({"set": [
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["dom.serviceWorkers.exemptFromPerDomainMax", true],
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["dom.serviceWorkers.enabled", true],
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["dom.serviceWorkers.testing.enabled", true],
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["dom.caches.enabled", true],
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]}, runTest);
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</script>
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</pre>
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</body>
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</html>
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