def test_nexus_missing_fields(self):
        with self._create_resources(device_id='',
                                    expected_failure=True) as result:
            self._assertExpectedHTTP(result.status_int,
                                     c_exc.NexusMissingRequiredFields)
@Test: Generate a 4 group IPv4 address
dataset/ETHPy150Open openstack/networking-cisco/networking_cisco/tests/unit/ml2/drivers/cisco/nexus/test_cisco_mech.py/TestCiscoPortsV2.test_nexus_missing_fields--crossover with--dataset/ETHPy150Open omaciel/fauxfactory/tests/test_ipaddress.py/TestIpaddr.test_gen_ipv4_3