Improve unprefixed MediaSource test coverage.

LayoutTests/http/tests/media/media-source/mediasource-append-buffer.html

Index: LayoutTests/http/tests/media/media-source/mediasource-append-buffer.html
diff --git a/LayoutTests/http/tests/media/media-source/mediasource-append-buffer.html b/LayoutTests/http/tests/media/media-source/mediasource-append-buffer.html
index 1896fe43235904bba8cb98b064679c8fceb30673..8a6339e286977f8f29a8d7dd6cd5defdf0f07124 100644
--- a/LayoutTests/http/tests/media/media-source/mediasource-append-buffer.html
+++ b/LayoutTests/http/tests/media/media-source/mediasource-append-buffer.html
@@ -119,6 +119,47 @@
               test.failOnEvent(mediaElement, 'error');
 
               test.expectEvent(sourceBuffer, "updatestart", "Append started.");
+              test.expectEvent(sourceBuffer, "update", "Append success.");
+              test.expectEvent(sourceBuffer, "updateend", "Append ended.");
+              sourceBuffer.appendBuffer(mediaData);
+              assert_true(sourceBuffer.updating, "updating attribute is true");
+
+              test.waitForExpectedEvents(function()
+              {
+                  assert_false(sourceBuffer.updating, "updating attribute is false");
+
+                  test.expectEvent(mediaSource, "sourceended", "MediaSource sourceended event");
+                  mediaSource.endOfStream();
+                  assert_equals(mediaSource.readyState, "ended", "MediaSource readyState is 'ended'");
+              });
+
+              test.waitForExpectedEvents(function()
+              {
+                  assert_equals(mediaSource.readyState, "ended", "MediaSource readyState is 'ended'");
+
+                  test.expectEvent(mediaSource, "sourceopen", "MediaSource sourceopen event");
+                  test.expectEvent(sourceBuffer, "updatestart", "Append started.");
+                  test.expectEvent(sourceBuffer, "update", "Append success.");
+                  test.expectEvent(sourceBuffer, "updateend", "Append ended.");
+                  sourceBuffer.appendBuffer(new Uint8Array(0));
+
+                  assert_equals(mediaSource.readyState, "open", "MediaSource readyState is 'open'");
+                  assert_true(sourceBuffer.updating, "updating attribute is true");
+              });
+
+              test.waitForExpectedEvents(function()
+              {
+                  assert_equals(mediaSource.readyState, "open", "MediaSource readyState is 'open'");
+                  assert_false(sourceBuffer.updating, "updating attribute is false");
+                  test.done();
+              });
+          }, "Test zero byte SourceBuffer.appendBuffer() call triggering an 'ended' to 'open' transition.");
+
+          mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
+          {
+              test.failOnEvent(mediaElement, 'error');
+
+              test.expectEvent(sourceBuffer, "updatestart", "Append started.");
               test.expectEvent(sourceBuffer, "abort", "Append aborted.");
               test.expectEvent(sourceBuffer, "updateend", "Append ended.");
               sourceBuffer.appendBuffer(mediaData);
@@ -246,6 +287,103 @@
               });
           }, "Test appending an empty ArrayBuffer.");
 
+          mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
+          {
+              var initSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.init);
+              var partialInitSegment = initSegment.subarray(0, initSegment.length / 2);
+              var mediaSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.media[0]);
+
+              test.expectEvent(sourceBuffer, "updateend", "partialInitSegment append ended.");
+              sourceBuffer.appendBuffer(partialInitSegment);
+
+              test.waitForExpectedEvents(function()
+              {
+                  // Call abort to reset the parser.
+                  sourceBuffer.abort();
+
+                  // Append the full intiialization segment.
+                  test.expectEvent(sourceBuffer, "updateend", "initSegment append ended.");
+                  sourceBuffer.appendBuffer(initSegment);
+              });
+
+              test.waitForExpectedEvents(function()
+              {
+                  test.expectEvent(sourceBuffer, "updateend", "mediaSegment append ended.");
+                  test.expectEvent(mediaElement, "loadeddata", "loadeddata fired.");
+                  sourceBuffer.appendBuffer(mediaSegment);
+              });
+
+              test.waitForExpectedEvents(function()
+              {
+                  test.done();
+              });
+          }, "Test abort in the middle of an initialization segment.");
+
+          mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
+          {
+              var initSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.init);
+              var mediaSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.media[0]);
+              var partialMediaSegment = mediaSegment.subarray(0, 3 * mediaSegment.length / 4);
+              var partialBufferedRanges = null;
+
+              test.expectEvent(sourceBuffer, "updateend", "initSegment append ended.");
+              sourceBuffer.appendBuffer(initSegment);
+
+              test.waitForExpectedEvents(function()
+              {
+                  test.expectEvent(sourceBuffer, "updateend", "partialMediaSegment append ended.");
+                  sourceBuffer.appendBuffer(partialMediaSegment);
+              });
+
+              test.waitForExpectedEvents(function()
+              {
+                  // Call abort to reset the parser.
+                  sourceBuffer.abort();
+
+                  // Keep a copy of the buffered ranges before we append the whole media segment.
+                  partialBufferedRanges = sourceBuffer.buffered;
+                  assert_equals(partialBufferedRanges.length, 1, "partialBufferedRanges has 1 range");
+
+                  // Append the full media segment.
+                  test.expectEvent(sourceBuffer, "updateend", "mediaSegment append ended.");
+                  sourceBuffer.appendBuffer(mediaSegment);
+              });
+
+              test.waitForExpectedEvents(function()
+              {
+                  test.expectEvent(sourceBuffer, "updateend", "Append ended.");
+
+                  assert_equals(sourceBuffer.buffered.length, 1, "sourceBuffer.buffered has 1 range");
+                  assert_equals(sourceBuffer.buffered.length, partialBufferedRanges.length, "sourceBuffer.buffered and partialBufferedRanges are the same length.");
+                  assert_equals(sourceBuffer.buffered.start(0), partialBufferedRanges.start(0), "sourceBuffer.buffered and partialBufferedRanges start times match.");
+                  assert_greater_than(sourceBuffer.buffered.end(0), partialBufferedRanges.end(0), "sourceBuffer.buffered has a higher end time than partialBufferedRanges.");
+                  test.done();
+              });
+          }, "Test abort in the middle of a media segment.");
+
+          mediasource_test(function(test, mediaElement, mediaSource)
+          {
+              var sourceBuffer = mediaSource.addSourceBuffer(MediaSourceUtil.VIDEO_ONLY_TYPE);
+
+              test.expectEvent(sourceBuffer, "updatestart", "Append started.");
+              test.expectEvent(sourceBuffer, "update", "Append success.");
+              test.expectEvent(sourceBuffer, "updateend", "Append ended.");
+
+              assert_throws( { name: "TypeError"} ,
+                  function() { sourceBuffer.appendBuffer(null); },
+                  "appendBuffer(null) throws an exception.");
+              test.done();
+          }, "Test appending null.");
+
+          mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
+          {
+              mediaSource.removeSourceBuffer(sourceBuffer);
+
+              assert_throws( { name: "InvalidStateError"} ,
+                  function() { sourceBuffer.appendBuffer(mediaData); },
+                  "appendBuffer() throws an exception when called after removeSourceBuffer().");
+              test.done();
+          }, "Test appending after removeSourceBuffer().");
         </script>
     </body>
 </html>