LayoutTests/media/video-end.html

<video src=content/test.mp4 end=0.5s controls></video>
<script src=video-test.js></script>
<script>
test("!video.ended");
test("video.end == 0.5");
waitForEvent('ended', 
    function () 
    {
        test("video.currentTime == 0.5");
        test("video.ended");
        endTest();
    }
);
video.play();
</script>