Content - 66fdbe810dd854e6750848c0783f569c4c81afe5 - 726c22b/media-source/mediasource-play-then-seek-back.html

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Tip revision: df4bdf53c4e851fe1006f0fcc2943fc8cd7f3a92 authored by Florian Rivoal on 29 March 2018, 06:13:03 UTC
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Tip revision: df4bdf5

mediasource-play-then-seek-back.html

<!DOCTYPE html>
<!-- Copyright © 2016 Chromium authors and World Wide Web Consortium, (Massachusetts Institute of Technology, ERCIM, Keio University, Beihang). -->
<html>
    <head>
        <title>Simple MediaSource playback &amp; seek test case.</title>
        <script src="/resources/testharness.js"></script>
        <script src="/resources/testharnessreport.js"></script>
        <script src="mediasource-util.js"></script>
    </head>
    <body>
        <div id="log"></div>
        <script>

            mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
            {

                mediaElement.play();
                // Append all the segments
                test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer');
                test.expectEvent(mediaElement, 'playing', 'Playing triggered');
                sourceBuffer.appendBuffer(mediaData);

                function confirmPlayThenEnd()
                {
                    test.waitForCurrentTimeChange(mediaElement, function ()
                    {
                        assert_greater_than(mediaElement.currentTime, 0.0, 'Playback has started after seek.');
                        test.done();
                    });
                }

                function finishSeekThenPlay()
                {
                    test.expectEvent(mediaElement, 'seeked', 'mediaElement finished seek');

                    test.waitForExpectedEvents(confirmPlayThenEnd);
                }

                function delayedPlayHandler()
                {
                    assert_greater_than(mediaElement.currentTime, 0.0, 'Playback has started.');
                    test.expectEvent(mediaElement, 'seeking', 'mediaElement');
                    mediaElement.currentTime = 0.0;
                    assert_true(mediaElement.seeking, 'mediaElement is seeking');

                    test.waitForExpectedEvents(finishSeekThenPlay);
                }

                test.waitForExpectedEvents(function()
                {
                    test.waitForCurrentTimeChange(mediaElement, delayedPlayHandler);
                });

            }, 'Test playing then seeking back.');
        </script>
    </body>
</html>

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