src/third_party/WebKit/LayoutTests/http/tests/media/media-source/mediasource-sourcebuffer-mode.html

   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         <script src="/media/resources/media-source/webm/segment-info.js"></script>
   8
   9         <link rel='stylesheet' href='/w3c/resources/testharness.css'>
  10     </head>
  11     <body>
  12         <div id="log"></div>
  13         <script>
  14           mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
  15           {
  16               assert_equals(sourceBuffer.mode, 'segments', 'default append mode should be \'segments\'');
  17               test.done();
  18           }, 'Test initial value of SourceBuffer.mode is "segments"');
  19
  20           mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
  21           {
  22               sourceBuffer.mode = 'sequence';
  23               assert_equals(sourceBuffer.mode, 'sequence', 'mode after setting it to \'sequence\'');
  24
  25               // Setting a mode that is not in AppendMode IDL enum should be ignored and not cause exception.
  26               sourceBuffer.mode = 'invalidmode';
  27               sourceBuffer.mode = null;
  28               sourceBuffer.mode = '';
  29               sourceBuffer.mode = 'Segments';
  30               assert_equals(sourceBuffer.mode, 'sequence', 'mode unchanged by attempts to set invalid modes');
  31
  32               sourceBuffer.mode = 'segments';
  33               assert_equals(sourceBuffer.mode, 'segments', 'mode after setting it to \'segments\'');
  34               test.done();
  35           }, 'Test setting SourceBuffer.mode');
  36
  37           mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
  38           {
  39               mediaSource.removeSourceBuffer(sourceBuffer);
  40               assert_throws('InvalidStateError',
  41                   function() { sourceBuffer.mode = 'segments'; },
  42                   'Setting valid sourceBuffer.mode on removed SourceBuffer should throw InvalidStateError.');
  43               test.done();
  44           }, 'Test setting a removed SourceBuffer\'s mode');
  45
  46           mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
  47           {
  48               sourceBuffer.appendBuffer(mediaData);
  49               assert_true(sourceBuffer.updating, 'updating attribute is true');
  50               assert_throws('InvalidStateError',
  51                   function() { sourceBuffer.mode = 'segments'; },
  52                   'Setting valid sourceBuffer.mode on updating SourceBuffer threw InvalidStateError.');
  53               test.done();
  54           }, 'Test setting SourceBuffer.mode while still updating');
  55
  56           mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
  57           {
  58               test.expectEvent(sourceBuffer, 'updateend', 'Append ended.');
  59               sourceBuffer.appendBuffer(mediaData);
  60
  61               test.waitForExpectedEvents(function()
  62               {
  63                   assert_false(sourceBuffer.updating, 'updating attribute is false');
  64
  65                   test.expectEvent(mediaSource, 'sourceended', 'MediaSource sourceended event');
  66                   mediaSource.endOfStream();
  67                   assert_equals(mediaSource.readyState, 'ended', 'MediaSource readyState is \'ended\'');
  68               });
  69
  70               test.waitForExpectedEvents(function()
  71               {
  72                   assert_equals(mediaSource.readyState, 'ended', 'MediaSource readyState is \'ended\'');
  73
  74                   test.expectEvent(mediaSource, 'sourceopen', 'MediaSource sourceopen event');
  75                   sourceBuffer.mode = 'segments';
  76
  77                   assert_equals(mediaSource.readyState, 'open', 'MediaSource readyState is \'open\'');
  78               });
  79
  80               test.waitForExpectedEvents(function()
  81               {
  82                   assert_equals(mediaSource.readyState, 'open', 'MediaSource readyState is \'open\'');
  83                   test.done();
  84               });
  85           }, 'Test setting SourceBuffer.mode triggers parent MediaSource \'ended\' to \'open\' transition.');
  86
  87           mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
  88           {
  89               var initSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.init);
  90               var fullMediaSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.media[0]);
  91               var truncateAt = Math.floor(segmentInfo.media[0].size * 0.5);  // Pick first 50% of segment bytes.
  92               var partialMediaSegment = fullMediaSegment.subarray(0, truncateAt);
  93               var mediaSegmentRemainder = fullMediaSegment.subarray(truncateAt);
  94
  95               // Append init segment.
  96               test.expectEvent(sourceBuffer, 'updateend', 'Init segment append ended.');
  97               sourceBuffer.appendBuffer(initSegment);
  98
  99               test.waitForExpectedEvents(function()
 100               {
 101                   assert_false(sourceBuffer.updating, 'updating attribute is false');
 102                   assert_equals(sourceBuffer.mode, 'segments');
 103                   sourceBuffer.mode = 'segments';  // No exception should occur.
 104                   assert_equals(sourceBuffer.timestampOffset, 0.0);
 105                   sourceBuffer.timestampOffset = 10.0;  // No exception should occur.
 106
 107                   // Append first part of media segment.
 108                   test.expectEvent(sourceBuffer, 'updateend', 'Partial media segment append ended.');
 109                   sourceBuffer.appendBuffer(partialMediaSegment);
 110               });
 111
 112               test.waitForExpectedEvents(function()
 113               {
 114                   assert_false(sourceBuffer.updating, 'updating attribute is false');
 115                   assert_equals(sourceBuffer.mode, 'segments');
 116                   assert_throws('InvalidStateError',
 117                       function() { sourceBuffer.mode = 'segments'; },
 118                       'Setting valid sourceBuffer.mode while still parsing media segment threw InvalidStateError.');
 119                   assert_equals(sourceBuffer.timestampOffset, 10.0);
 120                   assert_throws('InvalidStateError',
 121                       function() { sourceBuffer.timestampOffset = 20.0; },
 122                       'Setting valid sourceBuffer.timestampOffset while still parsing media segment threw InvalidStateError.');
 123
 124                   // Append remainder of media segment.
 125                   test.expectEvent(sourceBuffer, 'updateend', 'Append ended of remainder of media segment.');
 126                   sourceBuffer.appendBuffer(mediaSegmentRemainder);
 127               });
 128
 129               test.waitForExpectedEvents(function()
 130               {
 131                   assert_false(sourceBuffer.updating, 'updating attribute is false');
 132                   assert_equals(sourceBuffer.mode, 'segments');
 133                   sourceBuffer.mode = 'segments';  // No exception should occur.
 134                   assert_equals(sourceBuffer.timestampOffset, 10.0);
 135                   sourceBuffer.timestampOffset = 20.0;  // No exception should occur.
 136                   test.done();
 137               });
 138           }, 'Test setting SourceBuffer.mode and SourceBuffer.timestampOffset while parsing media segment.');
 139
 140           // FIXME: Once 'sequence' mode implemented, add verification. See http://crbug.com/249422.
 141         </script>
 142     </body>
 143 </html>