<!--
  Any copyright is dedicated to the Public Domain.
  http://creativecommons.org/publicdomain/zero/1.0/
-->
<!DOCTYPE HTML>
<html>
<head>
  <title>Bug 1131327 - Test ServiceWorkerRegistration.onupdatefound on ServiceWorker</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"></div>
<pre id="test"></pre>
<script src="utils.js"></script>
<script class="testbody" type="text/javascript">
  var registration;
  var promise;

  async function start() {
    registration = await navigator.serviceWorker.register("worker_updatefoundevent.js",
                                                          { scope: "./updatefoundevent.html" })
    await waitForState(registration.installing, 'activated');

    content = document.getElementById("content");
    iframe = document.createElement("iframe");
    content.appendChild(iframe);
    iframe.setAttribute("src", "./updatefoundevent.html");

    await new Promise(function(resolve) { iframe.onload = resolve; });
    ok(iframe.contentWindow.navigator.serviceWorker.controller, "Controlled client.");

    return Promise.resolve();

  }

  function startWaitForUpdateFound() {
    registration.onupdatefound = function(e) {
    }

    promise = new Promise(function(resolve, reject) {
      window.onmessage = function(e) {

        if (e.data == "finish") {
          ok(true, "Received updatefound");
          resolve();
        }
      }
    });

    return Promise.resolve();
  }

  function registerNext() {
    return navigator.serviceWorker.register("worker_updatefoundevent2.js",
                                            { scope: "./updatefoundevent.html" });
  }

  function waitForUpdateFound() {
    return promise;
  }

  function unregister() {
    window.onmessage = null;
    return registration.unregister().then(function(result) {
      ok(result, "Unregister should return true.");
    });
  }

  function runTest() {
     start()
      .then(startWaitForUpdateFound)
      .then(registerNext)
      .then(waitForUpdateFound)
      .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>
