From 72884bc07c074f710f58c795b645565c08b8a231 Mon Sep 17 00:00:00 2001
From: Lubomír Sedlář <lsedlar@redhat.com>
Date: Jan 06 2021 12:38:14 +0000
Subject: validate.py: Fix running without arguments


When no arguments are provided, it would crash with a traceback.

---

diff --git a/tests/validate.py b/tests/validate.py
index a8c0d6d..e1cb943 100755
--- a/tests/validate.py
+++ b/tests/validate.py
@@ -98,7 +98,7 @@ def do_validate(filename):
 def main():
     result = os.EX_OK
 
-    if sys.argv[1]:
+    if len(sys.argv) > 1 and sys.argv[1]:
         script_dir = os.path.abspath(sys.argv[1])
     else:
         script_dir = os.path.dirname(os.path.realpath(__file__))