Chromium Code Reviews Chromium Code Reviews
Issue 273153002:
MSE: Add basic sequence AppendMode layout tests (Closed)
Base URL: svn://svn.chromium.org/blink/trunk| OLD | NEW |
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| (Empty) | |
| 1 <!DOCTYPE html> | |
| 2 <html> | |
| 3 <head> | |
| 4 <script src="/w3c/resources/testharness.js"></script> | |
| 5 <script src="/w3c/resources/testharnessreport.js"></script> | |
| 6 <script src="mediasource-util.js"></script> | |
| 7 <link rel='stylesheet' href='/w3c/resources/testharness.css'> | |
| 8 </head> | |
| 9 <body> | |
| 10 <div id="log"></div> | |
| 11 <script> | |
| 12 function mediasource_sequencemode_test(testFunction, description, opti ons) | |
| 13 { | |
| 14 return mediasource_testafterdataloaded(function(test, mediaElement , mediaSource, segmentInfo, sourceBuffer, mediaData) | |
| 15 { | |
| 16 assert_greater_than(segmentInfo.media.length, 3, 'at least 3 m edia segments for supported type'); | |
| 17 test.failOnEvent(mediaElement, 'error'); | |
| 18 sourceBuffer.mode = 'sequence'; | |
| 19 assert_equals(sourceBuffer.mode, 'sequence', 'mode after setti ng it to \'sequence\''); | |
| 20 | |
| 21 var initSegment = MediaSourceUtil.extractSegmentData(mediaData , segmentInfo.init); | |
| 22 test.expectEvent(sourceBuffer, 'updatestart', 'initSegment app end started.'); | |
| 23 test.expectEvent(sourceBuffer, 'update', 'initSegment append s uccess.'); | |
| 24 test.expectEvent(sourceBuffer, 'updateend', 'initSegment appen d ended.'); | |
| 25 sourceBuffer.appendBuffer(initSegment); | |
| 26 test.waitForExpectedEvents(function() | |
| 27 { | |
| 28 assert_equals(sourceBuffer.timestampOffset, 0, 'timestampO ffset initially 0'); | |
| 29 testFunction(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData); | |
| 30 }); | |
| 31 }, description, options); | |
| 32 } | |
| 33 | |
| 34 function append_segment(test, sourceBuffer, mediaData, info, callback) | |
| 35 { | |
| 36 var mediaSegment = MediaSourceUtil.extractSegmentData(mediaData, i nfo); | |
| 37 test.expectEvent(sourceBuffer, 'updatestart', 'media segment appen d started.'); | |
| 38 test.expectEvent(sourceBuffer, 'update', 'media segment append suc cess.'); | |
| 39 test.expectEvent(sourceBuffer, 'updateend', 'media segment append ended.'); | |
| 40 sourceBuffer.appendBuffer(mediaSegment); | |
| 41 test.waitForExpectedEvents(function() { callback(); }); | |
|
acolwell GONE FROM CHROMIUM
2014/05/19 22:12:49
You can just use test.waitForExpectedEvents(callba
wolenetz
2014/05/19 22:23:03
Done.
| |
| 42 } | |
| 43 | |
| 44 function threeDecimalPlaces(number) | |
| 45 { | |
| 46 return Number(number.toFixed(3)); | |
|
acolwell GONE FROM CHROMIUM
2014/05/19 22:12:49
Why do you need the Number()?
wolenetz
2014/05/19 22:23:03
By example:
var a = 3.14159265;
a.toFixed(3) == "3
| |
| 47 } | |
| 48 | |
| 49 // Verifies expected times to 3 decimal places before and after mediaS ource.endOfStream(), | |
| 50 // and calls |callback| on success. | |
| 51 function verify_offset_and_buffered(test, mediaSource, sourceBuffer, | |
| 52 expectedTimestampOffset, expectedB ufferedRangeStartTime, | |
| 53 expectedBufferedRangeMaxEndTimeBef oreEOS, | |
| 54 expectedBufferedRangeEndTimeAfterE OS, | |
| 55 callback) { | |
| 56 assert_equals(threeDecimalPlaces(sourceBuffer.timestampOffset), | |
| 57 threeDecimalPlaces(expectedTimestampOffset), | |
| 58 'expectedTimestampOffset'); | |
| 59 | |
| 60 // Prior to EOS, the buffered range end time may not have fully re ached the next media | |
| 61 // segment's timecode (adjusted by any timestampOffset). It should not exceed it though. | |
| 62 // Therefore, an exact assertBufferedEquals() will not work here. | |
| 63 assert_equals(sourceBuffer.buffered.length, 1, 'sourceBuffer.buffe red has 1 range before EOS'); | |
| 64 assert_equals(threeDecimalPlaces(sourceBuffer.buffered.start(0)), | |
| 65 threeDecimalPlaces(expectedBufferedRangeStartTime), | |
| 66 'sourceBuffer.buffered range begins where expected b efore EOS'); | |
| 67 assert_less_than_equal(threeDecimalPlaces(sourceBuffer.buffered.en d(0)), | |
| 68 threeDecimalPlaces(expectedBufferedRangeMax EndTimeBeforeEOS), | |
| 69 'sourceBuffer.buffered range ends at or bef ore expected upper bound before EOS'); | |
| 70 | |
| 71 test.expectEvent(mediaSource, 'sourceended', 'mediaSource endOfStr eam'); | |
| 72 mediaSource.endOfStream(); | |
| 73 test.waitForExpectedEvents(function() | |
| 74 { | |
| 75 assertBufferedEquals(sourceBuffer, | |
| 76 '{ [' + expectedBufferedRangeStartTime.to Fixed(3) + ', ' + expectedBufferedRangeEndTimeAfterEOS.toFixed(3) + ') }', | |
| 77 'sourceBuffer.buffered after EOS'); | |
| 78 callback(); | |
| 79 }); | |
| 80 } | |
| 81 | |
| 82 mediasource_sequencemode_test(function(test, mediaElement, mediaSource , segmentInfo, sourceBuffer, mediaData) | |
| 83 { | |
| 84 assert_equals(segmentInfo.media[0].timecode, 0, 'segment starts at time 0'); | |
| 85 append_segment(test, sourceBuffer, mediaData, segmentInfo.media[0] , function() | |
| 86 { | |
| 87 verify_offset_and_buffered(test, mediaSource, sourceBuffer, | |
| 88 0, 0, | |
| 89 segmentInfo.media[1].timecode /* + timestampOffset of 0 */, | |
|
acolwell GONE FROM CHROMIUM
2014/05/19 22:12:49
nit: Remove the comments. I think they are more co
wolenetz
2014/05/19 22:23:03
Done.
| |
| 90 segmentInfo.media[0].highest_end_ti me /* + timestampOffset of 0 */, | |
| 91 test.done); | |
| 92 }); | |
| 93 }, 'Test sequence AppendMode appendBuffer(first media segment)'); | |
| 94 | |
| 95 mediasource_sequencemode_test(function(test, mediaElement, mediaSource , segmentInfo, sourceBuffer, mediaData) | |
| 96 { | |
| 97 assert_greater_than(segmentInfo.media[1].timecode, 0, 'segment sta rts after time 0'); | |
| 98 append_segment(test, sourceBuffer, mediaData, segmentInfo.media[1] , function() | |
| 99 { | |
| 100 verify_offset_and_buffered(test, mediaSource, sourceBuffer, | |
| 101 -segmentInfo.media[1].timecode, 0, | |
| 102 segmentInfo.media[2].timecode + sou rceBuffer.timestampOffset, | |
| 103 segmentInfo.media[1].highest_end_ti me + sourceBuffer.timestampOffset, | |
| 104 test.done); | |
| 105 }); | |
| 106 }, 'Test sequence AppendMode appendBuffer(second media segment)'); | |
| 107 | |
| 108 mediasource_sequencemode_test(function(test, mediaElement, mediaSource , segmentInfo, sourceBuffer, mediaData) | |
| 109 { | |
| 110 assert_greater_than(segmentInfo.media[1].timecode, 0, 'segment sta rts after time 0'); | |
| 111 append_segment(test, sourceBuffer, mediaData, segmentInfo.media[1] , function() | |
| 112 { | |
| 113 assert_equals(segmentInfo.media[0].timecode, 0, 'segment start s at time 0'); | |
| 114 append_segment(test, sourceBuffer, mediaData, segmentInfo.medi a[0], function() | |
| 115 { | |
| 116 // Current timestampOffset should reflect offset required to put media[0] | |
| 117 // immediately after media[1]'s highest frame end timestam p (as was adjusted | |
| 118 // by an earlier timestampOffset). | |
| 119 verify_offset_and_buffered(test, mediaSource, sourceBuffer , | |
| 120 segmentInfo.media[1].highest_en d_time - segmentInfo.media[1].timecode, 0, | |
| 121 segmentInfo.media[1].timecode + sourceBuffer.timestampOffset, | |
| 122 segmentInfo.media[0].highest_en d_time + sourceBuffer.timestampOffset, | |
| 123 test.done); | |
| 124 }) | |
| 125 }); | |
| 126 }, 'Test sequence AppendMode appendBuffer(second media segment, then f irst media segment)'); | |
| 127 </script> | |
| 128 </body> | |
| 129 </html> | |
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