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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>
function mediasource_detach_test(testFunction, description)
{
mediasource_test(function(test, mediaElement, mediaSource)
{
var segmentInfo = MediaSourceUtil.SEGMENT_INFO;
var sourceBuffer = mediaSource.addSourceBuffer(segmentInfo.type);
assert_equals(mediaElement.readyState, HTMLMediaElement.HAVE_NOTHING);
assert_equals(mediaSource.readyState, 'open');
mediaSource.addEventListener('sourceclose', test.step_func(function (event)
{
assert_equals(mediaSource.sourceBuffers.length, 0, 'sourceBuffers is empty');
assert_equals(mediaSource.activeSourceBuffers.length, 0, 'activeSourceBuffers is empty');
assert_equals(mediaSource.readyState, 'closed', 'readyState is "closed"');
assert_true(Number.isNaN(mediaSource.duration), 'duration is NaN');
test.done();
}));
MediaSourceUtil.loadBinaryData(test, segmentInfo.url, function(mediaData)
{
testFunction(test, mediaElement, mediaSource, sourceBuffer, mediaData);
});
}, description);
}
mediasource_detach_test(function(test, mediaElement, mediaSource, sourceBuffer, mediaData)
{
mediaElement.load();
}, 'Test media.load() before appending data will trigger MediaSource detaching from a media element.');
mediasource_detach_test(function(test, mediaElement, mediaSource, sourceBuffer, mediaData)
{
test.expectEvent(sourceBuffer, 'updateend', 'updateend after appending data');
test.expectEvent(mediaElement, 'loadedmetadata', 'media element loadedmetata');
test.waitForExpectedEvents(() =>
{
assert_greater_than(mediaElement.readyState, HTMLMediaElement.HAVE_NOTHING,
'media element readyState is greater than "HAVE_NOTHING"');
assert_false(sourceBuffer.updating, 'updating attribute is false');
assert_equals(mediaSource.readyState, 'open');
mediaElement.load();
});
sourceBuffer.appendBuffer(mediaData);
}, 'Test media.load() after appending data will trigger MediaSource detaching from a media element.');
</script>
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