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

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

    function runTest()
    {
        findMediaElement();

        source = new MediaSource();
        waitForEventOn(source, 'sourceopen', sourceOpen);
        run('video.src = URL.createObjectURL(source)');
    }

    function sourceOpen()
    {
        run('sourceBuffer = source.addSourceBuffer("video/mock; codecs=mock")');
        waitForEventOn(sourceBuffer, 'updateend', loadSamples, false, true);
        initSegment = makeAInit(8, [makeATrack(1, 'mock', TRACK_KIND.VIDEO)]);
        run('sourceBuffer.appendBuffer(initSegment)');
    }

    function loadSamples()
    {
       samples = concatenateSamples([
            makeASample(0, 0, 1, 1, 1, SAMPLE_FLAG.SYNC, 0),
            makeASample(1, 1, 1, 1, 1, SAMPLE_FLAG.NONE, 0),
            makeASample(2, 2, 1, 1, 1, SAMPLE_FLAG.NONE, 0),
            makeASample(3, 3, 1, 1, 1, SAMPLE_FLAG.SYNC, 0),
            makeASample(4, 4, 1, 1, 1, SAMPLE_FLAG.NONE, 0),
            makeASample(5, 5, 1, 1, 1, SAMPLE_FLAG.NONE, 0),
        ]);
        waitForEventOn(sourceBuffer, 'updateend', samplesAdded, false, true);
        run('sourceBuffer.timestampOffset = 10');
        run('sourceBuffer.appendBuffer(samples)');
    }

    async function samplesAdded()
    {
        bufferedSamples = await internals.bufferedSamplesForTrackId(sourceBuffer, 1);
        testExpected("bufferedSamples.length", 6);
        bufferedSamples.forEach(consoleWrite);

        endTest();
    }
    </script>
</head>
<body onload="runTest()">
    <video></video>
</body>