File: resource-selection-remove-src.html

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<!doctype html>
<title>invoking resource selection by setting src; await stable state</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id=log></div>
<script>
var v;
var t = async_test(function(t) {
  v = document.createElement('video');
  v.onloadstart = t.step_func(function() { assert_unreached(); });
  v.setAttribute('src', ''); // runs resource selection algorithm, but it will wait running the sync section until this script has finished
  assert_equals(v.networkState, v.NETWORK_NO_SOURCE);
  v.removeAttribute('src'); // will make resource selection algorithm revert to NETWORK_EMPTY and abort (in the sync section)
  assert_equals(v.networkState, v.NETWORK_NO_SOURCE);
  window.onload = t.step_func(function() { t.done(); });
});
</script>
<script>
t.step(function() {
  assert_equals(v.networkState, v.NETWORK_EMPTY);
});
</script>