test_opaque_intercept.html

Enable keyboard shortcuts

<!--

  Any copyright is dedicated to the Public Domain.

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

-->

<!DOCTYPE HTML>

<html>

<head>

  <title>Bug 982726 - Test service worker post message </title>

  <script src="/tests/SimpleTest/SimpleTest.js"></script>

  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />

</head>

<body>

<p id="display"></p>

<div id="content" style="display: none"></div>

<pre id="test"></pre>

<script class="testbody" type="text/javascript">

  var registration;

  function start() {

    return navigator.serviceWorker.register("opaque_intercept_worker.js",

                                            { scope: "./sw_clients/" })

      .then((swr) => registration = swr);

  function unregister() {

    return registration.unregister().then(function(result) {

      ok(result, "Unregister should return true.");

    }, function(e) {

      dump("Unregistering the SW failed with " + e + "\n");

});

  function testOpaqueIntercept(swr) {

    var p = new Promise(function(res, rej) {

      var ready = false;

      var scriptLoaded = false;

      window.onmessage = function(e) {

        if (e.data === "READY") {

          ok(!ready, "ready message should only be received once");

          ok(!scriptLoaded, "ready message should be received before script loaded");

          if (ready) {

            res();

            return;

          ready = true;

          iframe.contentWindow.postMessage("REFRESH", "*");

        } else if (e.data === "SCRIPT_LOADED") {

          ok(ready, "script loaded should be received after ready");

          ok(!scriptLoaded, "script loaded message should be received only once");

          scriptLoaded = true;

          res();

});

    var content = document.getElementById("content");

    ok(content, "Parent exists.");

    var iframe = document.createElement("iframe");

    iframe.setAttribute('src', "sw_clients/refresher.html");

    content.appendChild(iframe);

    // Our service worker waits for us to finish installing. If it didn't do

    // this, then loading our frame would race with it becoming active,

    // possibly intercepting the first load of the iframe. This guarantees

    // that our iframe will load first directly from the network. Note that

    // refresher.html explicitly waits for the service worker to transition to

    // active.

    registration.installing.postMessage("ready");

    return p.then(() => content.removeChild(iframe));

  function runTest() {

    start()

      .then(testOpaqueIntercept)

      .then(unregister)

      .catch(function(e) {

        ok(false, "Some test failed with error " + e);

      }).then(SimpleTest.finish);

  SimpleTest.waitForExplicitFinish();

  SpecialPowers.pushPrefEnv({"set": [

    ["dom.serviceWorkers.exemptFromPerDomainMax", true],

    ["dom.serviceWorkers.enabled", true],

    ["dom.serviceWorkers.testing.enabled", true],

  ]}, runTest);

</script>

</pre>

</body>

</html>