fix return codes, refs #20687

tests/test_backup.py

@@ -28,6 +28,7 @@ def test_last_backup_is_recent(server, client):
             print('Backup is older than 2 days')
             return False
         else:
+            print('There is a backup that is less than 2 days old, this is fine')
             return True
     else:
         return False
@@ -42,8 +43,10 @@ if os.path.isfile('../utils.py'):
             print('Failed to ssh into backup server')
             sys.exit(1)
         else:
-            test_last_backup_is_recent(BURP_SERVER, BURP_CLIENT_NAME)
-
+            if not test_last_backup_is_recent(BURP_SERVER, BURP_CLIENT_NAME):
+                sys.exit(1)
+            else:
+                sys.exit(0)
     else:
         sys.exit(2)
 else: