<!--
  Any copyright is dedicated to the Public Domain.
  http://creativecommons.org/publicdomain/zero/1.0/
-->
<!DOCTYPE HTML>
<html>
<head>
  <title>Bug 982726 - Test matchAll with multiple clients</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 src="utils.js"></script>
<script class="testbody" type="text/javascript">
  var client_iframes = [];
  var registration;

  function start() {
    return navigator.serviceWorker.register("match_all_advanced_worker.js",
                                            { scope: "./sw_clients/" }).then(function(swr) {
      registration = swr;
      return waitForState(swr.installing, 'activated');
    }).then(_ => {
      window.onmessage = function (e) {
        if (e.data === "READY") {
          ok(registration.active, "Worker is active.");
          registration.active.postMessage("RUN");
        }
      }
    });
  }

  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 testMatchAll() {
    var p = new Promise(function(res, rej) {
      navigator.serviceWorker.onmessage = function (e) {
        ok(e.data === client_iframes.length, "MatchAll returned the correct number of clients.");
        res();
      }
    });

    content = document.getElementById("content");
    ok(content, "Parent exists.");

    iframe = document.createElement("iframe");
    iframe.setAttribute('src', "sw_clients/service_worker_controlled.html");
    content.appendChild(iframe);

    client_iframes.push(iframe);
    return p;
  }

  function removeAndTest() {
    content = document.getElementById("content");
    ok(content, "Parent exists.");

    content.removeChild(client_iframes.pop());
    content.removeChild(client_iframes.pop());

    return testMatchAll();
  }

  function runTest() {
    start()
      .then(testMatchAll)
      .then(testMatchAll)
      .then(testMatchAll)
      .then(removeAndTest)
      .then(function(e) {
        content = document.getElementById("content");
        while (client_iframes.length) {
          content.removeChild(client_iframes.pop());
        }
      }).then(unregister).catch(function(e) {
        ok(false, "Some test failed with error " + e);
      }).then(function() {
        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>
