resource-selection-invoke-remove-from-document-networkState.html

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This WPT test may be referenced by the following Test IDs:
- /html/semantics/embedded-content/media-elements/loading-the-media-resource/resource-selection-invoke-remove-from-document-networkState.html - WPT Dashboard Interop Dashboard

<!doctype html>

<title>NOT invoking resource selection with implicit pause() when networkState is not NETWORK_EMPTY</title>

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

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

<div id=log></div>

<video></video>

<script>

var v;

var t = async_test(function(t) {

  v = document.querySelector('video');

  v.src = 'data:,';

  document.body.appendChild(v);

  assert_equals(v.networkState, v.NETWORK_NO_SOURCE, 'networkState after setting src');

  var errorCount = 0;

  v.onerror = t.step_func(function() {

    errorCount++;

    if (errorCount == 1) {

      assert_equals(v.networkState, v.NETWORK_NO_SOURCE, 'networkState in onerror');

      document.body.removeChild(v); // invokes pause() which should not invoke RSA. if it does, error will be fired again.

    } else {

      assert_unreached();

});

  onload = t.step_func(function() {

    assert_equals(errorCount, 1, 'errorCount');

    t.done();

});

});

</script>