Test parameter validation for Blowfish module
diff --git a/tests/suites/test_suite_blowfish.data b/tests/suites/test_suite_blowfish.data
index d4e8791..e1a614c 100644
--- a/tests/suites/test_suite_blowfish.data
+++ b/tests/suites/test_suite_blowfish.data
@@ -1,3 +1,6 @@
+Blowfish parameter validation
+blowfish_invalid_param:
+
 BLOWFISH-ECB Encrypt SSLeay reference #1
 blowfish_encrypt_ecb:"0000000000000000":"0000000000000000":"4ef997456198dd78":0