tests: iptables-test: Exit non-zero on error

If any test fails, return a non-zero exit code.

Signed-off-by: Phil Sutter <phil@nwl.cc>

diff --git a/iptables-test.py b/iptables-test.py
index 1790da3d0b0748e7d8a44f39be1718969b053457..5eafe5896414b21eeeb90b6499fda32a6f8ff3d5 100755 (executable)
--- a/iptables-test.py
+++ b/iptables-test.py
@@ -408,7 +408,8 @@ def main():
             test_files += 1
 
     print("%d test files, %d unit tests, %d passed" % (test_files, tests, passed))
+    return passed - tests
 
 
 if __name__ == '__main__':
-    main()
+    sys.exit(main())