cleanup all folders and not just one by one refs #23246

tests/test_backup.py

@@ -81,17 +81,17 @@ 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)
+    is_incremental = True
     for d in dirs:
         files_count = 0
         folder_path = os.path.join(path, d)
         if os.path.isdir(folder_path):
             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)
+                print('Folder %s is empty, this indicates non-incremental backups (we are expecting links), removing folder' % folder_path)
+                is_incremental = False
                 os.rmdir(folder_path)
-                print('Folder removed')
-                return False
-    return True
+    return is_incremental
 
 
 def check_local_backup(path):