def test_filter_ips_white_list(self):
        CONF.network_label_regex = '.*'
        CONF.ip_regex = '^(15.|123.)'
        CONF.black_list_regex = '^10.123.123.*'
        ip = self.instance.get_visible_ip_addresses()
        ip = filter_ips(
            ip, CONF.ip_regex, CONF.black_list_regex)
        self.assertEqual(2, len(ip))
        self.assertTrue('123.123.123.123' in ip)
        self.assertTrue('15.123.123.123' in ip)
def connectWithSsh(self):
        self._debugLog("Establishing connection to " + self.host)
        self._connection = self.pexpect.spawn(
                'ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no %s@%s -p %d' % 
                (self._loginUser.username, self.host, self._port))
        if self._connection is None:
            raise Exception("Unable to connect via SSH perhaps wrong IP!")
        self._secure = True
        self._setupLog()
        self._loginUser.commandLine(self)
        self.modeList = [self._loginUser]