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<!DOCTYPE html>
<!-- Copyright © 2016 Chromium authors and World Wide Web Consortium, (Massachusetts Institute of Technology, ERCIM, Keio University, Beihang). -->
<meta charset="utf-8">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="mediasource-util.js"></script>
<script>
mediasource_test(function(test, mediaElement, mediaSource)
{
mediaElement.addEventListener('error', test.unreached_func("Unexpected event 'error'"));
mediaElement.addEventListener('ended', test.step_func_done(function () {}));
var sourceBuffer = mediaSource.addSourceBuffer(MediaSourceUtil.AUDIO_ONLY_TYPE);
assertSeekableEquals(mediaElement, '{ }', 'mediaElement.seekable');
test.done();
}, 'Get seekable time ranges when the sourcebuffer is empty.');
mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
{
var initSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.init);
test.expectEvent(mediaElement, 'durationchange', 'mediaElement got duration');
sourceBuffer.appendBuffer(initSegment);
test.waitForExpectedEvents(function()
{
assert_equals(mediaElement.duration, segmentInfo.duration);
assertSeekableEquals(mediaElement, '{ [0.000, ' + segmentInfo.duration.toFixed(3) + ') }', 'mediaElement.seekable');
test.done();
});
}, 'Get seekable time ranges after init segment received.');
mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
{
var initSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.init);
test.expectEvent(mediaElement, 'durationchange', 'mediaElement got duration after initsegment');
test.expectEvent(sourceBuffer, 'update');
test.expectEvent(sourceBuffer, 'updateend');
sourceBuffer.appendBuffer(initSegment);
test.waitForExpectedEvents(function()
{
assert_false(sourceBuffer.updating, "updating attribute is false");
test.expectEvent(mediaElement, 'durationchange', 'mediaElement got infinity duration');
mediaSource.duration = Infinity;
test.waitForExpectedEvents(function()
{
assertSeekableEquals(mediaElement, '{ }', 'mediaElement.seekable');
// Append a segment from the middle of the stream to make sure that seekable does not use buffered.start(0) or duration as first or last value
var midSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.media[2]);
test.expectEvent(sourceBuffer, 'update');
test.expectEvent(sourceBuffer, 'updateend');
sourceBuffer.appendBuffer(midSegment);
test.waitForExpectedEvents(function()
{
assert_equals(mediaElement.seekable.length, 1, 'mediaElement.seekable.length');
assert_equals(mediaElement.buffered.length, 1, 'mediaElement.buffered.length');
assert_not_equals(mediaElement.seekable.start(0), mediaElement.buffered.start(0));
assert_equals(mediaElement.seekable.start(0), 0);
assert_not_equals(mediaElement.seekable.end(0), mediaElement.duration);
assert_not_equals(mediaElement.seekable.end(0), mediaElement.buffered.start(0));
assert_equals(mediaElement.seekable.end(0), mediaElement.buffered.end(0));
test.done();
});
});
});
}, 'Get seekable time ranges on an infinite stream.');
</script>
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