File: pause-remove-from-document-networkState.html

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<!doctype html>
<title>paused state when removing from a document when networkState is NETWORK_EMPTY</title>
<meta name="timeout" content="long" />
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id="log"></div>
<video hidden></video>
<script>
// Negative test for the specified behavior prior to HTML r8447.
promise_test(async function(t) {
  var v = document.querySelector('video');
  var watcher = new EventWatcher(t, v, [ 'pause' ]);
  var p = v.play();

  await new Promise(resolve => t.step_timeout(resolve, 0));
  assert_equals(v.networkState, v.NETWORK_EMPTY,
                'networkState after stable state');
  assert_false(v.paused, 'paused after stable state');
  v.parentNode.removeChild(v);
  assert_false(v.paused, 'paused after removing');

  await watcher.wait_for('pause');

  await promise_rejects_dom(t, 'AbortError', p, 'We expect promise being rejected');
  assert_true(v.paused, 'paused after removing and stable state');
});
</script>