Include the pysnippetGH-59 case in one of the unit tests

tests/data/snapshots/specified-base-json

@@ -3,44 +3,52 @@
     "src": "/media/thumbnails/video/0-00-00.png",
     "width": "1280px"
   },
-  "10": {
-    "src": "/media/thumbnails/video/0-00-10.png",
+  "8": {
+    "src": "/media/thumbnails/video/0-00-08.200000.png",
     "width": "1280px"
   },
-  "20": {
-    "src": "/media/thumbnails/video/0-00-20.png",
+  "16": {
+    "src": "/media/thumbnails/video/0-00-16.400000.png",
     "width": "1280px"
   },
-  "30": {
-    "src": "/media/thumbnails/video/0-00-30.png",
+  "24": {
+    "src": "/media/thumbnails/video/0-00-24.600000.png",
     "width": "1280px"
   },
-  "40": {
-    "src": "/media/thumbnails/video/0-00-40.png",
+  "32": {
+    "src": "/media/thumbnails/video/0-00-32.800000.png",
     "width": "1280px"
   },
-  "50": {
-    "src": "/media/thumbnails/video/0-00-50.png",
+  "41": {
+    "src": "/media/thumbnails/video/0-00-41.png",
     "width": "1280px"
   },
-  "60": {
-    "src": "/media/thumbnails/video/0-01-00.png",
+  "49": {
+    "src": "/media/thumbnails/video/0-00-49.200000.png",
     "width": "1280px"
   },
-  "70": {
-    "src": "/media/thumbnails/video/0-01-10.png",
+  "57": {
+    "src": "/media/thumbnails/video/0-00-57.400000.png",
     "width": "1280px"
   },
-  "80": {
-    "src": "/media/thumbnails/video/0-01-20.png",
+  "65": {
+    "src": "/media/thumbnails/video/0-01-05.600000.png",
+    "width": "1280px"
+  },
+  "73": {
+    "src": "/media/thumbnails/video/0-01-13.800000.png",
+    "width": "1280px"
+  },
+  "82": {
+    "src": "/media/thumbnails/video/0-01-22.png",
     "width": "1280px"
   },
   "90": {
-    "src": "/media/thumbnails/video/0-01-30.png",
+    "src": "/media/thumbnails/video/0-01-30.200000.png",
     "width": "1280px"
   },
-  "100": {
-    "src": "/media/thumbnails/video/0-01-40.png",
+  "98": {
+    "src": "/media/thumbnails/video/0-01-38.400000.png",
     "width": "1280px"
   }
 }

tests/data/snapshots/specified-base-vtt

@@ -1,35 +1,41 @@
 WEBVTT
 
-00:00:00.000 --> 00:00:10.000
+00:00:00.000 --> 00:00:08.200
 /media/thumbnails/video.png#xywh=0,0,1280,536
 
-00:00:10.000 --> 00:00:20.000
+00:00:08.200 --> 00:00:16.400
 /media/thumbnails/video.png#xywh=1280,0,1280,536
 
-00:00:20.000 --> 00:00:30.000
+00:00:16.400 --> 00:00:24.600
 /media/thumbnails/video.png#xywh=2560,0,1280,536
 
-00:00:30.000 --> 00:00:40.000
+00:00:24.600 --> 00:00:32.800
 /media/thumbnails/video.png#xywh=0,536,1280,536
 
-00:00:40.000 --> 00:00:50.000
+00:00:32.800 --> 00:00:41.000
 /media/thumbnails/video.png#xywh=1280,536,1280,536
 
-00:00:50.000 --> 00:01:00.000
+00:00:41.000 --> 00:00:49.200
 /media/thumbnails/video.png#xywh=2560,536,1280,536
 
-00:01:00.000 --> 00:01:10.000
+00:00:49.200 --> 00:00:57.400
 /media/thumbnails/video.png#xywh=0,1072,1280,536
 
-00:01:10.000 --> 00:01:20.000
+00:00:57.400 --> 00:01:05.600
 /media/thumbnails/video.png#xywh=1280,1072,1280,536
 
-00:01:20.000 --> 00:01:30.000
+00:01:05.600 --> 00:01:13.800
 /media/thumbnails/video.png#xywh=2560,1072,1280,536
 
-00:01:30.000 --> 00:01:40.000
+00:01:13.800 --> 00:01:22.000
 /media/thumbnails/video.png#xywh=0,1608,1280,536
 
-00:01:40.000 --> 00:01:50.000
+00:01:22.000 --> 00:01:30.200
 /media/thumbnails/video.png#xywh=1280,1608,1280,536
 
+00:01:30.200 --> 00:01:38.400
+/media/thumbnails/video.png#xywh=2560,1608,1280,536
+
+00:01:38.400 --> 00:01:46.600
+/media/thumbnails/video.png#xywh=0,2144,1280,536
+

tests/test_api.py

@@ -38,14 +38,14 @@ def thumbnail_generation_with_with_extras(tmp_media, inputs, fmt):
     generator.output = os.path.join(tmp_media, "thumbnails")
     generator.format = fmt
     generator.compress = 0.5
-    generator.interval = 10
+    generator.interval = 8.2
     generator.generate()
 
     snapshot = open(os.path.join(tmp_media, "snapshots", "specified-base-%s" % fmt))
     result = open(os.path.join(tmp_media, "thumbnails", "video.%s" % fmt))
 
     if fmt == "json":
-        assert len(os.listdir(os.path.join(tmp_media, "thumbnails", "video"))) == 11
+        assert len(os.listdir(os.path.join(tmp_media, "thumbnails", "video"))) == 13
     assert snapshot.read() == result.read()
 
     snapshot.close()