the message used in the tests is:
-----BEGIN PGP SIGNED MESSAGE-----
Hello
-----BEGIN PGP SIGNATURE-----
Version: PGP 8.1
iQEVAwUBSWs8zRs/FQKefEldAQH9rQf8CPI8/qR8XVEdWODCRa1/+hizVPSO2PCn
+h+fy9KgZGt+KPkUlWSks47LX/IC0hNRT/y7P9HFpkxm3kBGbPmEwV5BK3OD3YEK
5K8KrL8M9YSgsJOz5bv3mkC/9M1KUu8cz+87RmDrdqn1qK5p1NFFh0rfCwmnVbjl
fp62KiOexKn9MWU19nmCROILaNH3PDsF8qRqsGjZhWhOEO8TcZ9NmjsU1co0WdZJ
qZqKzyEjwh9DwrYI5/7pFPV52EM/283bAgylyiv44rhqD5l6I5Ba81sh1b61EJT6
Z7shvsSlGfcNPJby5RKN3XahrEpt5jJahlIO8vFz/wr4LIYxRrNI2Q==
7J+/
-----END PGP SIGNATURE-----