Add --list-thumbnails

1 files changed, 11 insertions, 0 deletions

diff --git a/test/test_utils.py b/test/test_utils.py
index bdd7f268a..ebec7986f 100644
--- a/test/test_utils.py
+++ b/test/test_utils.py
@@ -52,6 +52,7 @@ from youtube_dl.utils import (
     urlencode_postdata,
     version_tuple,
     xpath_with_ns,
+    render_table,
 )
 
 
@@ -434,5 +435,15 @@ ffmpeg version 2.4.4 Copyright (c) 2000-2014 the FFmpeg ...'''), '2.4.4')
         self.assertTrue(is_html(  # UTF-32-LE
             b'\xFF\xFE\x00\x00<\x00\x00\x00h\x00\x00\x00t\x00\x00\x00m\x00\x00\x00l\x00\x00\x00>\x00\x00\x00\xe4\x00\x00\x00'))
 
+    def test_render_table(self):
+        self.assertEqual(
+            render_table(
+                ['a', 'bcd'],
+                [[123, 4], [9999, 51]]),
+            'a    bcd\n'
+            '123  4\n'
+            '9999 51')
+
+
 if __name__ == '__main__':
     unittest.main()