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218 lines
11 KiB
HTML
218 lines
11 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<title>MediaSource.duration & HTMLMediaElement.duration test cases.</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="mediasource-util.js"></script>
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</head>
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<body>
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<div id="log"></div>
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<script>
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function mediasource_truncated_duration_seek_test(testFunction, description, options)
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{
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return mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
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{
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assert_greater_than(segmentInfo.duration, 2, 'Sufficient test media duration');
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var fullDuration = segmentInfo.duration;
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var seekTo = fullDuration / 2.0;
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var truncatedDuration = seekTo / 2.0;
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mediaElement.play();
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// Append all the segments
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test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer');
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test.expectEvent(mediaElement, 'playing', 'Playing triggered');
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sourceBuffer.appendBuffer(mediaData);
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test.waitForExpectedEvents(function()
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{
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assert_equals(mediaElement.duration, fullDuration, 'mediaElement fullDuration');
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assert_equals(mediaSource.duration, fullDuration, 'mediaSource fullDuration');
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test.expectEvent(mediaElement, 'seeking', 'seeking to seekTo');
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test.expectEvent(mediaElement, 'timeupdate', 'timeupdate while seeking to seekTo');
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test.expectEvent(mediaElement, 'seeked', 'seeked to seekTo');
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mediaElement.currentTime = seekTo;
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assert_true(mediaElement.seeking, 'mediaElement.seeking (to seekTo)');
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});
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test.waitForExpectedEvents(function()
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{
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assert_greater_than_equal(mediaElement.currentTime, seekTo, 'Playback time has reached seekTo');
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assert_equals(mediaElement.duration, fullDuration, 'mediaElement fullDuration after seekTo');
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assert_equals(mediaSource.duration, fullDuration, 'mediaSource fullDuration after seekTo');
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assert_false(mediaElement.seeking, 'mediaElement.seeking after seeked to seekTo');
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test.expectEvent(mediaElement, 'seeking', 'Seeking to truncated duration');
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assert_false(sourceBuffer.updating, 'sourceBuffer.updating');
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mediaSource.duration = truncatedDuration;
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assert_true(sourceBuffer.updating, 'sourceBuffer.updating');
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test.expectEvent(sourceBuffer, 'updatestart', 'sourceBuffer');
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test.expectEvent(sourceBuffer, 'update', 'sourceBuffer');
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test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer');
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assert_true(mediaElement.seeking, 'Seeking after setting truncatedDuration');
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});
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test.waitForExpectedEvents(function()
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{
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assert_equals(mediaElement.currentTime, truncatedDuration,
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'Playback time is truncatedDuration while seeking');
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assert_true(mediaElement.seeking, 'mediaElement.seeking while seeking to truncatedDuration');
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assert_equals(mediaElement.duration, truncatedDuration,
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'mediaElement truncatedDuration during seek to it');
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assert_equals(mediaSource.duration, truncatedDuration,
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'mediaSource truncatedDuration during seek to it');
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testFunction(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData,
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truncatedDuration);
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});
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}, description, options);
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}
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mediasource_truncated_duration_seek_test(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer,
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mediaData, truncatedDuration)
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{
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// Tests that duration truncation below current playback position
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// starts seek to new duration.
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test.done();
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}, 'Test seek starts on duration truncation below currentTime');
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mediasource_truncated_duration_seek_test(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer,
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mediaData, truncatedDuration)
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{
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// The duration has been truncated at this point, and there is an
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// outstanding seek pending.
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test.expectEvent(sourceBuffer, 'updateend', 'updateend after appending more data');
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test.expectEvent(mediaElement, 'timeupdate', 'timeupdate while finishing seek to truncatedDuration');
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test.expectEvent(mediaElement, 'seeked', 'seeked to truncatedDuration');
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// Allow seek to complete by appending more data beginning at the
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// truncated duration timestamp.
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sourceBuffer.timestampOffset = truncatedDuration;
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sourceBuffer.appendBuffer(mediaData);
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test.waitForExpectedEvents(function()
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{
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assert_greater_than_equal(mediaElement.currentTime, truncatedDuration,
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'Playback time has reached truncatedDuration');
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assert_approx_equals(mediaElement.duration, truncatedDuration + segmentInfo.duration, 0.05,
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'mediaElement duration increased by new append');
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assert_equals(mediaSource.duration, mediaElement.duration,
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'mediaSource duration increased by new append');
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assert_false(mediaElement.seeking, 'mediaElement.seeking after seeked to truncatedDuration');
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test.done();
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});
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}, 'Test appendBuffer completes previous seek to truncated duration');
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mediasource_truncated_duration_seek_test(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer,
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mediaData, truncatedDuration)
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{
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// The duration has been truncated at this point, and there is an
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// outstanding seek pending.
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test.expectEvent(mediaSource, 'sourceended', 'endOfStream acknowledged');
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test.expectEvent(mediaElement, 'timeupdate', 'timeupdate while finishing seek to truncatedDuration');
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test.expectEvent(mediaElement, 'seeked', 'seeked to truncatedDuration');
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// Call endOfStream() to complete the pending seek.
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mediaSource.endOfStream();
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test.waitForExpectedEvents(function()
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{
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assert_equals(mediaElement.currentTime, truncatedDuration,
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'Playback time has reached truncatedDuration');
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assert_equals(mediaElement.duration, truncatedDuration,
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'mediaElement truncatedDuration after seek to it');
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assert_equals(mediaSource.duration, truncatedDuration,
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'mediaSource truncatedDuration after seek to it');
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assert_false(mediaElement.seeking, 'mediaElement.seeking after seeked to truncatedDuration');
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test.done();
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});
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}, 'Test endOfStream completes previous seek to truncated duration');
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mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
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{
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assert_greater_than(segmentInfo.duration, 2, 'Sufficient test media duration');
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var fullDuration = segmentInfo.duration;
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var newDuration = 0.5;
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var expectedDurationChangeEventCount = 1;
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var durationchangeEventCounter = 0;
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var durationchangeEventHandler = test.step_func(function(event)
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{
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assert_equals(mediaElement.duration, newDuration, 'mediaElement newDuration');
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assert_equals(mediaSource.duration, newDuration, 'mediaSource newDuration');
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durationchangeEventCounter++;
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});
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mediaElement.play();
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// Append all the segments
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test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer');
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test.expectEvent(mediaElement, 'playing', 'Playing triggered');
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sourceBuffer.appendBuffer(mediaData);
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test.waitForExpectedEvents(function()
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{
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assert_equals(mediaElement.duration, fullDuration, 'mediaElement fullDuration');
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assert_equals(mediaSource.duration, fullDuration, 'mediaSource fullDuration');
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assert_less_than(mediaElement.currentTime, newDuration / 2, 'mediaElement currentTime');
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// Media load also fires 'durationchange' event, so only start counting them now.
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mediaElement.addEventListener('durationchange', durationchangeEventHandler);
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assert_false(sourceBuffer.updating, "updating");
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// Truncate duration. This should result in one 'durationchange' fired.
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mediaSource.duration = newDuration;
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assert_true(sourceBuffer.updating, "updating");
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test.expectEvent(sourceBuffer, 'updatestart', 'sourceBuffer');
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test.expectEvent(sourceBuffer, 'update', 'sourceBuffer');
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test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer');
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});
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test.waitForExpectedEvents(function()
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{
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assert_false(sourceBuffer.updating, "updating");
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// Set duration again to make sure it does not trigger another 'durationchange' event.
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mediaSource.duration = newDuration;
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// Mark endOfStream so that playback can reach 'ended' at the new duration.
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test.expectEvent(mediaSource, 'sourceended', 'endOfStream acknowledged');
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mediaSource.endOfStream();
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// endOfStream can change duration downwards slightly.
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// Allow for one more 'durationchange' event only in this case.
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var currentDuration = mediaSource.duration;
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if (currentDuration != newDuration) {
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assert_true(currentDuration > 0 && currentDuration < newDuration, 'adjusted duration');
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newDuration = currentDuration;
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++expectedDurationChangeEventCount;
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}
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// Allow media to play to end while counting 'durationchange' events.
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test.expectEvent(mediaElement, 'ended', 'Playback ended');
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test.waitForExpectedEvents(function()
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{
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mediaElement.removeEventListener('durationchange', durationchangeEventHandler);
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assert_equals(durationchangeEventCounter, expectedDurationChangeEventCount, 'durationchanges');
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test.done();
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});
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});
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}, 'Test setting same duration multiple times does not fire duplicate durationchange');
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</script>
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</body>
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</html>
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