autoplay.html - mozsearch

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This test has a WPT meta file that disables it given conditions:
- debug and (os == "linux") and (processor == "x86") : https://bugzilla.mozilla.org/show_bug.cgi?id=1482405
This WPT test may be referenced by the following Test IDs:
- /html/semantics/embedded-content/media-elements/ready-states/autoplay.html - WPT Dashboard Interop Dashboard

<!doctype html>

<title>autoplay</title>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="/common/media.js"></script>

<div id="log"></div>

<script>

function autoplay_test(tagName, src) {

  function expect_events(t, e, expected_events) {

    var actual_events = [];

    var callback = t.step_func(function(ev) {

      actual_events.push(ev.type);

      assert_array_equals(actual_events,

                          expected_events.slice(0, actual_events.length));

      if (expected_events.length == actual_events.length) {

        t.done();

});

    ['canplay', 'canplaythrough',

     'pause', 'play', 'playing', 'error'].forEach(function(type) {

      e.addEventListener(type, callback);

});

  async_test(function(t) {

    var e = document.createElement(tagName);

    e.src = src;

    e.autoplay = true;

    expect_events(t, e, ['canplay', 'play', 'playing', 'canplaythrough']);

  }, tagName + '.autoplay');

  async_test(function(t) {

    var e = document.createElement(tagName);

    e.src = src;

    e.autoplay = true;

    e.pause(); // sets the autoplaying flag to false

    e.load(); // sets the autoplaying flag to true

    expect_events(t, e, ['canplay', 'play', 'playing', 'canplaythrough']);

  }, tagName + '.autoplay and load()');

  async_test(function(t) {

    var e = document.createElement(tagName);

    e.src = src;

    e.autoplay = true;

    e.play(); // sets the autoplaying flag to false

    // play() also sets the paused attribute to false; there is no way for the

    // autoplaying flag to be true when the paused attribute is false.

    assert_equals(e.paused, false);

    expect_events(t, e, ['play', 'canplay', 'playing', 'canplaythrough']);

  }, tagName + '.autoplay and play()');

  async_test(function(t) {

    var e = document.createElement(tagName);

    e.src = src;

    e.autoplay = true;

    e.pause(); // sets the autoplaying flag to false

    expect_events(t, e, ['canplay', 'canplaythrough']);

  }, tagName + '.autoplay and pause()');

  async_test(function(t) {

    var e = document.createElement(tagName);

    e.src = src;

    e.autoplay = true;

    document.body.appendChild(e);

    document.body.removeChild(e);

    // in stable state, internal pause steps sets the autoplaying flag to false

    expect_events(t, e, ['canplay', 'canplaythrough']);

  }, tagName + '.autoplay and internal pause steps');

autoplay_test('audio', getAudioURI('/media/sound_5'));

autoplay_test('video', getVideoURI('/media/movie_5'));

</script>