diff --git a/test/test_InfoExtractor.py b/test/test_InfoExtractor.py
index 54f35ef552..475157bb19 100644
--- a/test/test_InfoExtractor.py
+++ b/test/test_InfoExtractor.py
@@ -1060,7 +1060,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'manifest_url': 'http://unknown/manifest.mpd',
                     'ext': 'm4a',
                     'format_id': '318597',
-                    'format_note': 'DASH audio',
+                    'format_note': 'DASH audio, set 0',
                     'protocol': 'http_dash_segments',
                     'acodec': 'mp4a.40.2',
                     'vcodec': 'none',
@@ -1069,7 +1069,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'manifest_url': 'http://unknown/manifest.mpd',
                     'ext': 'mp4',
                     'format_id': '318597',
-                    'format_note': 'DASH video',
+                    'format_note': 'DASH video, set 1',
                     'protocol': 'http_dash_segments',
                     'acodec': 'none',
                     'vcodec': 'avc1.42001f',
@@ -1080,7 +1080,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'manifest_url': 'http://unknown/manifest.mpd',
                     'ext': 'mp4',
                     'format_id': '638590',
-                    'format_note': 'DASH video',
+                    'format_note': 'DASH video, set 1',
                     'protocol': 'http_dash_segments',
                     'acodec': 'none',
                     'vcodec': 'avc1.42001f',
@@ -1091,7 +1091,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'manifest_url': 'http://unknown/manifest.mpd',
                     'ext': 'mp4',
                     'format_id': '1022565',
-                    'format_note': 'DASH video',
+                    'format_note': 'DASH video, set 1',
                     'protocol': 'http_dash_segments',
                     'acodec': 'none',
                     'vcodec': 'avc1.4d001f',
@@ -1102,7 +1102,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'manifest_url': 'http://unknown/manifest.mpd',
                     'ext': 'mp4',
                     'format_id': '2046506',
-                    'format_note': 'DASH video',
+                    'format_note': 'DASH video, set 1',
                     'protocol': 'http_dash_segments',
                     'acodec': 'none',
                     'vcodec': 'avc1.4d001f',
@@ -1113,7 +1113,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'manifest_url': 'http://unknown/manifest.mpd',
                     'ext': 'mp4',
                     'format_id': '3998017',
-                    'format_note': 'DASH video',
+                    'format_note': 'DASH video, set 1',
                     'protocol': 'http_dash_segments',
                     'acodec': 'none',
                     'vcodec': 'avc1.640029',
@@ -1124,7 +1124,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'manifest_url': 'http://unknown/manifest.mpd',
                     'ext': 'mp4',
                     'format_id': '5997485',
-                    'format_note': 'DASH video',
+                    'format_note': 'DASH video, set 1',
                     'protocol': 'http_dash_segments',
                     'acodec': 'none',
                     'vcodec': 'avc1.640032',
@@ -1142,7 +1142,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'manifest_url': 'http://unknown/manifest.mpd',
                     'ext': 'mp4',
                     'format_id': 'h264_aac_144p_m4s',
-                    'format_note': 'DASH video',
+                    'format_note': 'DASH video, set 0',
                     'protocol': 'http_dash_segments',
                     'acodec': 'mp4a.40.2',
                     'vcodec': 'avc3.42c01e',
@@ -1153,7 +1153,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'manifest_url': 'http://unknown/manifest.mpd',
                     'ext': 'mp4',
                     'format_id': 'h264_aac_240p_m4s',
-                    'format_note': 'DASH video',
+                    'format_note': 'DASH video, set 0',
                     'protocol': 'http_dash_segments',
                     'acodec': 'mp4a.40.2',
                     'vcodec': 'avc3.42c01e',
@@ -1164,7 +1164,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'manifest_url': 'http://unknown/manifest.mpd',
                     'ext': 'mp4',
                     'format_id': 'h264_aac_360p_m4s',
-                    'format_note': 'DASH video',
+                    'format_note': 'DASH video, set 0',
                     'protocol': 'http_dash_segments',
                     'acodec': 'mp4a.40.2',
                     'vcodec': 'avc3.42c01e',
@@ -1175,7 +1175,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'manifest_url': 'http://unknown/manifest.mpd',
                     'ext': 'mp4',
                     'format_id': 'h264_aac_480p_m4s',
-                    'format_note': 'DASH video',
+                    'format_note': 'DASH video, set 0',
                     'protocol': 'http_dash_segments',
                     'acodec': 'mp4a.40.2',
                     'vcodec': 'avc3.42c01e',
@@ -1186,7 +1186,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'manifest_url': 'http://unknown/manifest.mpd',
                     'ext': 'mp4',
                     'format_id': 'h264_aac_576p_m4s',
-                    'format_note': 'DASH video',
+                    'format_note': 'DASH video, set 0',
                     'protocol': 'http_dash_segments',
                     'acodec': 'mp4a.40.2',
                     'vcodec': 'avc3.42c01e',
@@ -1197,7 +1197,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'manifest_url': 'http://unknown/manifest.mpd',
                     'ext': 'mp4',
                     'format_id': 'h264_aac_720p_m4s',
-                    'format_note': 'DASH video',
+                    'format_note': 'DASH video, set 0',
                     'protocol': 'http_dash_segments',
                     'acodec': 'mp4a.40.2',
                     'vcodec': 'avc3.42c01e',
@@ -1208,7 +1208,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'manifest_url': 'http://unknown/manifest.mpd',
                     'ext': 'mp4',
                     'format_id': 'h264_aac_1080p_m4s',
-                    'format_note': 'DASH video',
+                    'format_note': 'DASH video, set 0',
                     'protocol': 'http_dash_segments',
                     'acodec': 'mp4a.40.2',
                     'vcodec': 'avc3.42c01e',
@@ -1229,7 +1229,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'manifest_url': 'https://v.redd.it/hw1x7rcg7zl21/DASHPlaylist.mpd',
                     'ext': 'm4a',
                     'format_id': 'AUDIO-1',
-                    'format_note': 'DASH audio',
+                    'format_note': 'DASH audio, set 1',
                     'container': 'm4a_dash',
                     'acodec': 'mp4a.40.2',
                     'vcodec': 'none',
@@ -1241,7 +1241,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'manifest_url': 'https://v.redd.it/hw1x7rcg7zl21/DASHPlaylist.mpd',
                     'ext': 'mp4',
                     'format_id': 'VIDEO-2',
-                    'format_note': 'DASH video',
+                    'format_note': 'DASH video, set 0',
                     'container': 'mp4_dash',
                     'acodec': 'none',
                     'vcodec': 'avc1.4d401e',
@@ -1254,7 +1254,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'manifest_url': 'https://v.redd.it/hw1x7rcg7zl21/DASHPlaylist.mpd',
                     'ext': 'mp4',
                     'format_id': 'VIDEO-1',
-                    'format_note': 'DASH video',
+                    'format_note': 'DASH video, set 0',
                     'container': 'mp4_dash',
                     'acodec': 'none',
                     'vcodec': 'avc1.4d401e',
@@ -1274,7 +1274,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'ext': 'm4a',
                     'tbr': 128.001,
                     'asr': 48000,
-                    'format_note': 'DASH audio',
+                    'format_note': 'DASH audio, set 1',
                     'container': 'm4a_dash',
                     'vcodec': 'none',
                     'acodec': 'mp4a.40.2',
@@ -1291,7 +1291,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'width': 336,
                     'height': 144,
                     'tbr': 100,
-                    'format_note': 'DASH video',
+                    'format_note': 'DASH video, set 3',
                     'container': 'mp4_dash',
                     'vcodec': 'avc1.4D401F',
                     'acodec': 'none',
@@ -1308,7 +1308,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'width': 562,
                     'height': 240,
                     'tbr': 326,
-                    'format_note': 'DASH video',
+                    'format_note': 'DASH video, set 3',
                     'container': 'mp4_dash',
                     'vcodec': 'avc1.4D401F',
                     'acodec': 'none',
@@ -1325,7 +1325,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'width': 844,
                     'height': 360,
                     'tbr': 698,
-                    'format_note': 'DASH video',
+                    'format_note': 'DASH video, set 3',
                     'container': 'mp4_dash',
                     'vcodec': 'avc1.4D401F',
                     'acodec': 'none',
@@ -1342,7 +1342,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'width': 1126,
                     'height': 480,
                     'tbr': 1493,
-                    'format_note': 'DASH video',
+                    'format_note': 'DASH video, set 3',
                     'container': 'mp4_dash',
                     'vcodec': 'avc1.4D401F',
                     'acodec': 'none',
@@ -1359,7 +1359,7 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                     'width': 1688,
                     'height': 720,
                     'tbr': 4482,
-                    'format_note': 'DASH video',
+                    'format_note': 'DASH video, set 3',
                     'container': 'mp4_dash',
                     'vcodec': 'avc1.4D401F',
                     'acodec': 'none',