<!DOCTYPE html>
<html>
<head>
    <title>mock-media-source</title>
    <script src="mock-media-source.js"></script>
    <script src="../video-test.js"></script>
    <script>
    var source;
    var sourceBuffer;
    var quality;

    var nextRequest = 0;
    var sampleCount = 10;
    var abortAfter  = 4;
    var droppedAmount = sampleCount - abortAfter - 1; // 1 sample will be aborted

    if (window.internals)
        internals.initializeMockMediaSource();

    function runTest() {
        findMediaElement();
        source = new MediaSource();
        source.addEventListener('sourceopen', startLoad);
        run('video.src = URL.createObjectURL(source)');
    }

    function startLoad() {
        sourceBuffer = source.addSourceBuffer('video/mock; codecs="mock"');
        sourceBuffer.addEventListener('updateend', sourceUpdated);

        run('quality = video.getVideoPlaybackQuality()');
        testExpected('quality.droppedVideoFrames', 0);

        // Make an init segment with 1 video track
        var init = makeAInit(0, [makeATrack(1, 'mock', TRACK_KIND.VIDEO)]);
        sourceBuffer.appendBuffer(init);
    }

    function sourceUpdated() {
        if (nextRequest == sampleCount) {
            finishTest();
            return;
        }

        sourceBuffer.appendBuffer(
            makeASample(nextRequest, nextRequest, 1, 1, 1,
            (nextRequest == 0) ? SAMPLE_FLAG.SYNC : SAMPLE_FLAG.NONE
            ));

        if (nextRequest == abortAfter)
            sourceBuffer.abort();

        ++nextRequest;
    }

    function finishTest() {
        testExpected('video.duration', abortAfter);
        run('quality = video.getVideoPlaybackQuality()');
        testExpected('quality.droppedVideoFrames', droppedAmount);
        endTest();
    }
    </script>
</head>
<body onload="runTest()">
    <video></video>
</body>
</html>