<!DOCTYPE html>
<title>Test "ended" event fires again after changing source after "ended" event.</title>
<script src="../resources/testharness.js"></script>
<script src="../resources/testharnessreport.js"></script>
<audio autoplay></audio>
<script>
async_test(function(t) {
    var endedCount = 0;
    var audio = document.querySelector("audio");

    audio.onended = t.step_func(function() {
        switch (++endedCount)
        {
            case 1:
                assert_greater_than(audio.playbackRate, 0);
                assert_true(audio.ended);

                // Verify ended stays true even if playbackRate == 0
                // since that is technically still "forward".
                audio.playbackRate = 0;
                assert_true(audio.ended);

                try {
                    audio.playbackRate = -0.1;
                } catch (exception) {
                    // "Backward" playback is not supported.
                    assert_equals(exception.name, "NotSupportedError")
                }

                // Change src but don't seek so that internal state isn't reset.
                audio.src = "content/silence.oga";
                assert_false(audio.ended);

                break;
            case 2:
                assert_true(audio.ended);
                t.done();
                break;
        }
    });

    audio.src = "content/silence.oga"
});
</script>