Bug 962878: testcase: Modify the testcase since we can not guarantee the last onDataAvailble always has data. r=roc

content/media/test/mochitest.ini

@@ -364,7 +364,6 @@ skip-if = toolkit == 'gonk' && !debug # bug 1021677
 [test_mediarecorder_creation_fail.html]
 [test_mediarecorder_getencodeddata.html]
 [test_mediarecorder_record_4ch_audiocontext.html]
-skip-if = toolkit == 'gonk' && !debug # bug 1021678
 [test_mediarecorder_record_audiocontext.html]
 [test_mediarecorder_record_audiocontext_mlk.html]
 [test_mediarecorder_record_gum_video_timeslice.html]

content/media/test/test_mediarecorder_record_4ch_audiocontext.html

@@ -26,6 +26,7 @@ function startTest() {
   var onstopTriggered = false;
   dest.channelCount = 4;
   var expectedMimeType = 'audio/ogg';
+  var totalBlobSize = 0;
   source.channelCountMode = 'explicit';
   source.connect(dest);
   var elem = document.createElement('audio');
@@ -49,7 +50,11 @@ function startTest() {
     SimpleTest.finish();
   };
   mMediaRecorder.ondataavailable = function (e) {
-    ok(e.data.size > 0, 'check blob has data');
+    if (mMediaRecorder.state == 'recording') {
+      ok(e.data.size > 0, 'check blob has data');
+    }
+    totalBlobSize += e.data.size;
+    ok(totalBlobSize > 0, 'check the totalBlobSize');
     is(mMediaRecorder.mimeType, expectedMimeType, 'blob should has mimetype, return ' + mMediaRecorder.mimeType);
     if (!stopTriggered) {
       mMediaRecorder.stop();