'Test that if the server receives a KEX_DH_GEX_REQUEST_OLD message
and the key exchange algorithm is not set, we raise a ConchError.'

def test_KEX_DH_GEX_REQUEST_OLD_badKexAlg(self):

    self.proto.kexAlg = None
    self.assertRaises(ConchError, self.proto.ssh_KEX_DH_GEX_REQUEST_OLD, None)
