<!DOCTYPE HTML>
<html>
<head>
  <title>Test seekToNextFrame of media files that should play OK</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
  <script type="text/javascript" src="manifest.js"></script>
</head>
<body>
<pre id="test">
<script class="testbody" type="text/javascript">

var manager = new MediaTestManager;

function startTest(test, token) {
  var video = document.createElement('video');
  video.preload = "metadata";
  video.token = token;
  video.seenSeeking = false;
  video.seenEnded = false;

  var handler = {
    "ontimeout": function() {
      Log(token, "timed out: ended=" + video.seenEnded);
    }
  };
  manager.started(token, handler);

  video.src = test.name;
  video.name = test.name;

  function callSeekToNextFrame() {
    video.seekToNextFrame().then(
      () => {
        if (!video.seenSeeking) {
          ok(false, video.token + ": Should have already received seeking event.");
        }
        video.seenSeeking = false;
        if (!video.ended) {
          callSeekToNextFrame();
        }
      },
      () => {
        ok(false, video.token + ": seekToNextFrame() failed.");
      }
    );
  }

  var onLoadedmetadata = function(t, v) { return function() {
    callSeekToNextFrame();
  }}(test, video);

  var finish = function() {
    video.finished = true;
    video.removeEventListener("loadedmetadata", onLoadedmetadata);
    video.removeEventListener("seeking", onSeeking);
    removeNodeAndSource(video);
    manager.finished(video.token);
  }

  var onEnded = function(t, v) { return function() {
    v.seenEnded = true;
    finish();
  }}(test, video);

  var onSeeking = function(t, v) { return function() {
    if (v.seenSeeking) {
      ok(false, v.token + ": Should yet receive seeking event.");
    }
    v.seenSeeking = true;
  }}(test, video);

  video.addEventListener("loadedmetadata", onLoadedmetadata);
  video.addEventListener("seeking", onSeeking);
  video.addEventListener("ended", onEnded);

  document.body.appendChild(video);
}

SimpleTest.waitForExplicitFinish();
SpecialPowers.pushPrefEnv(
  {
    "set": [
      ["media.seekToNextFrame.enabled", true ],
      ["media.dormant-on-pause-timeout-ms", -1]
    ]
  },
  function() {
    manager.runTests(gSeekToNextFrameTests, startTest);
  });

</script>
</pre>
</body>
</html>
