Added agent authentication test. Updated import privkey functions to …

…default to empty passphrase.
ParallelSSH · pkittenis · Aug 25, 2020 · Aug 22, 2020 · Aug 22, 2020 · Aug 22, 2020
commit c841c8462772aa457c2018cd0945fa7e28240f53
diff --git a/ssh/key.c b/ssh/key.c
diff --git a/ssh/key.pyx b/ssh/key.pyx
@@ -134,7 +134,7 @@ def generate(KeyType key_type, int bits):
     return key
 
 
-def import_privkey_base64(bytes b64_key, passphrase=None):
+def import_privkey_base64(bytes b64_key, passphrase=b''):
     cdef const_char *c_key = b64_key
     cdef bytes b_passphrase
     cdef const_char *c_passphrase = NULL
@@ -153,7 +153,7 @@ def import_privkey_base64(bytes b64_key, passphrase=None):
     return key
 
 
-def import_privkey_file(filepath, passphrase=None):
+def import_privkey_file(filepath, passphrase=b''):
     cdef bytes b_passphrase
     cdef bytes b_filepath = to_bytes(filepath)
     cdef const_char *c_passphrase = NULL

diff --git a/tests/test_session.py b/tests/test_session.py
@@ -153,3 +153,8 @@ def test_gssapi_creds(self):
         rc = self.session.options_set_gssapi_delegate_credentials(False)
         self.assertEqual(rc, 0)
         self.assertRaises(AuthenticationDenied, self.session.userauth_gssapi)
+
+    def test_agent_auth(self):
+        self.session.connect()
+        self.assertRaises(
+            AuthenticationDenied, self.session.userauth_agent, self.user)