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<!--
Bug 1170817: Push tests.

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<head>
  <title>Test for Bug 1170817</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <script type="text/javascript" src="/tests/dom/push/test/test_utils.js"></script>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1170817">Mozilla Bug 1170817</a>
<p id="display"></p>
<div id="content" style="display: none">

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

<script class="testbody" type="text/javascript">
  function generateURL() {
    return "worker.js?" + (Math.random());
  }

  var registration;
  add_task(async function start() {
    await setupPrefsAndMockSocket(new MockWebSocket());
    await setPushPermission(true);

    registration = await navigator.serviceWorker.register(
      generateURL(), {scope: "."});
    await waitForActive(registration);
  });

  var pushSubscription;
  add_task(async function setupPushNotification() {
    pushSubscription = await registration.pushManager.subscribe();
    ok(pushSubscription, "successful registered for push notification");
  });

  add_task(async function unregisterPushNotification() {
    var result = await pushSubscription.unsubscribe();
    ok(result, "unsubscribe() on existing subscription should return true.");
  });

  add_task(async function unregisterAgain() {
    var result = await pushSubscription.unsubscribe();
    ok(!result, "unsubscribe() on previously unsubscribed subscription should return false.");
  });

  add_task(async function subscribeAgain() {
    pushSubscription = await registration.pushManager.subscribe();
    ok(pushSubscription, "Should create a new push subscription");

    var result = await registration.unregister();
    ok(result, "Should unregister the service worker");

    registration = await navigator.serviceWorker.register(
      generateURL(), {scope: "."});
    await waitForActive(registration);
    pushSubscription = await registration.pushManager.getSubscription();
    ok(!pushSubscription,
      "Unregistering a service worker should drop its subscription");
  });

  add_task(async function unregister() {
    var result = await registration.unregister();
    ok(result, "Unregister should return true.");
  });

</script>
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