def test_create_without_credentials(self):
        """
        Initialize object with no credentials.

        Just to have better coverage, initialize the object
        without 'password' neither 'key'. Now that we only reconcile
        the final parameters at the last moment when we explicitly
        try to connect, all the credentials should be set to None.
        """
        conn_params = {"hostname": "dummy.host.org", "username": "ubuntu"}
        mock = ParamikoSSHClient(**conn_params)

        self.assertEqual(mock.password, None)
        self.assertEqual(mock.key_material, None)
        self.assertEqual(mock.key_files, None)

        Initialize object with no credentials.

        Just to have better coverage, initialize the object
        without 'password' neither 'key'. Now that we only reconcile
        the final parameters at the last moment when we explicitly
        try to connect, all the credentials should be set to None.
        
st2actions/tests/unit/test_paramiko_ssh.py