chromium/third_party/blink/web_tests/media/video-preload-none-no-stalled-event.html

<!DOCTYPE html>
<title>Test that a media element with "preload=none" doesn't fire a "stalled" event.</title>
<script src="../resources/testharness.js"></script>
<script src="../resources/testharnessreport.js"></script>
<video preload="none"></video>
<script>
async_test(function(t) {
    var video = document.querySelector("video");
    video.onsuspend = t.step_func_done();
    video.onstalled = t.unreached_func();
    video.src = "content/test.ogv";
});
</script>