do not attempt to count resources, since it will be very slow and will be...

do not attempt to count resources, since it will be very slow and will be mediaserver specific, so unusable for generic backups, refs #23246

tests/test_backup.py

@@ -11,7 +11,6 @@ import os
 import socket
 import subprocess
 import sys
-import glob
 
 GREEN = '\033[92m'
 RED = '\033[91m'
@@ -80,18 +79,14 @@ def test_backup_space(server=None, path="/backup"):
 
 
 def check_backup_is_incremental(path):
+    # incremental backups done with tmbackup mean that they will all at least contain links
     dirs = os.listdir(path)
-    dirs.sort()
-
     for d in dirs:
-        num_folders = 0
+        files_count = 0
         folder_path = os.path.join(path, d)
         if os.path.isdir(folder_path):
-            media = glob.glob(os.path.join(path, d, "*/msinstance/media/resources/"))
-            for m in media:
-                num_folders += len(os.listdir(m))
-            print('%s: %s' % (d, num_folders))
-            if num_folders == 0:
+            files_count = len(os.listdir(folder_path))
+            if files_count == 0:
                 print('Folder %s is empty, this indicates non-incremental backups (we are expecting links)' % folder_path)
                 os.rmdir(folder_path)
                 print('Folder removed')