# Copyright (c) 2016-2017 Intel Corporation # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. from multiprocessing import Process, Queue import time import mock import unittest from yardstick.benchmark.contexts import base as ctx_base from yardstick.network_services.nfvi.resource import ResourceProfile from yardstick.network_services.vnf_generic.vnf import base as vnf_base from yardstick.network_services.vnf_generic.vnf import sample_vnf from yardstick.network_services.vnf_generic.vnf import vpe_vnf from yardstick.tests.unit.network_services.vnf_generic.vnf import test_base TEST_FILE_YAML = 'nsb_test_case.yaml' NAME = 'vnf_1' PING_OUTPUT_1 = "Pkts in: 101\r\n\tPkts dropped by AH: 100\r\n\tPkts dropped by other: 100" MODULE_PATH = test_base.FileAbsPath(__file__) get_file_abspath = MODULE_PATH.get_path class TestConfigCreate(unittest.TestCase): VNFD_0 = { 'short-name': 'VpeVnf', 'vdu': [ { 'routing_table': [ { 'network': '152.16.100.20', 'netmask': '255.255.255.0', 'gateway': '152.16.100.20', 'if': 'xe0' }, { 'network': '152.16.40.20', 'netmask': '255.255.255.0', 'gateway': '152.16.40.20', 'if': 'xe1' }, ], 'description': 'VPE approximation using DPDK', 'name': 'vpevnf-baremetal', 'nd_route_tbl': [ { 'network': '0064:ff9b:0:0:0:0:9810:6414', 'netmask': '112', 'gateway': '0064:ff9b:0:0:0:0:9810:6414', 'if': 'xe0' }, { 'network': '0064:ff9b:0:0:0:0:9810:2814', 'netmask': '112', 'gateway': '0064:ff9b:0:0:0:0:9810:2814', 'if': 'xe1' }, ], 'id': 'vpevnf-baremetal', 'external-interface': [ { 'virtual-interface': { 'dst_mac': '00:00:00:00:00:03', 'vpci': '0000:05:00.0', 'local_ip': '152.16.100.19', 'type': 'PCI-PASSTHROUGH', 'netmask': '255.255.255.0', 'dpdk_port_num': 0, 'bandwidth': '10 Gbps', 'dst_ip': '152.16.100.20', 'local_mac': '00:00:00:00:00:01', 'vld_id': 'uplink_0', 'ifname': 'xe0', }, 'vnfd-connection-point-ref': 'xe0', 'name': 'xe0' }, { 'virtual-interface': { 'dst_mac': '00:00:00:00:00:04', 'vpci': '0000:05:00.1', 'local_ip': '152.16.40.19', 'type': 'PCI-PASSTHROUGH', 'netmask': '255.255.255.0', 'dpdk_port_num': 1, 'bandwidth': '10 Gbps', 'dst_ip': '152.16.40.20', 'local_mac': '00:00:00:00:00:02', 'vld_id': 'downlink_0', 'ifname': 'xe1', }, 'vnfd-connection-point-ref': 'xe1', 'name': 'xe1' }, ], }, ], 'description': 'Vpe approximation using DPDK', 'mgmt-interface': { 'vdu-id': 'vpevnf-baremetal', 'host': '1.1.1.1', 'password': 'r00t', 'user': 'root', 'ip': '1.1.1.1' }, 'benchmark': { 'kpi': [ 'packets_in', 'packets_fwd', 'packets_dropped', ], }, 'connection-point': [ { 'type': 'VPORT', 'name': 'xe0', }, { 'type': 'VPORT', 'name': 'xe1', }, ], 'id': 'VpeApproxVnf', 'name': 'VPEVnfSsh' } def test___init__(self): vnfd_helper = vnf_base.VnfdHelper(self.VNFD_0) config_create = vpe_vnf.ConfigCreate(vnfd_helper, 2) self.assertEqual(config_create.uplink_ports, ['xe0']) self.assertEqual(config_create.downlink_ports, ['xe1']) self.assertEqual(config_create.socket, 2) def test_generate_vpe_script(self): vnfd_helper = vnf_base.VnfdHelper(self.VNFD_0) vpe_config_vnf = vpe_vnf.ConfigCreate(vnfd_helper, 2) intf = [ { "name": 'xe1', "virtual-interface": { "dst_ip": "1.1.1.1", "dst_mac": "00:00:00:00:00:00:02", }, }, { "name": 'xe2', "virtual-interface": { "dst_ip": "1.1.1.1", "dst_mac": "00:00:00:00:00:00:02", }, }, ] vpe_config_vnf.downlink_ports = ['xe1'] vpe_config_vnf.uplink_ports = ['xe2'] result = vpe_config_vnf.generate_vpe_script(intf) self.assertIsInstance(result, str) self.assertNotEqual(result, '') class TestVpeApproxVnf(unittest.TestCase): VNFD_0 = { 'short-name': 'VpeVnf', 'vdu': [ { 'routing_table': [ { 'network': '152.16.100.20', 'netmask': '255.255.255.0', 'gateway': '152.16.100.20', 'if': 'xe0', }, { 'network': '152.16.40.20', 'netmask': '255.255.255.0', 'gateway': '152.16.40.20', 'if': 'xe1', }, ], 'description': 'VPE approximation using DPDK', 'name': 'vpevnf-baremetal', 'nd_route_tbl': [ { 'network': '0064:ff9b:0:0:0:0:9810:6414', 'netmask': '112', 'gateway': '0064:ff9b:0:0:0:0:9810:6414', 'if': 'xe0', }, { 'network': '0064:ff9b:0:0:0:0:9810:2814', 'netmask': '112', 'gateway': '0064:ff9b:0:0:0:0:9810:2814', 'if': 'xe1', }, ], 'id': 'vpevnf-baremetal', 'external-interface': [ { 'virtual-interface': { 'dst_mac': '00:00:00:00:00:04', 'vpci': '0000:05:00.0', 'local_ip': '152.16.100.19', 'type': 'PCI-PASSTHROUGH', 'netmask': '255.255.255.0', 'dpdk_port_num': 0, 'bandwidth': '10 Gbps', 'driver': "i40e", 'dst_ip': '152.16.100.20', 'local_iface_name': 'xe0', 'local_mac': '00:00:00:00:00:02', 'vld_id': 'uplink_0', 'ifname': 'xe0', }, 'vnfd-connection-point-ref': 'xe0', 'name': 'xe0', }, { 'virtual-interface': { 'dst_mac': '00:00:00:00:00:03', 'vpci': '0000:05:00.1', 'local_ip': '152.16.40.19', 'type': 'PCI-PASSTHROUGH', 'driver': "i40e", 'netmask': '255.255.255.0', 'dpdk_port_num': 1, 'bandwidth': '10 Gbps', 'dst_ip': '152.16.40.20', 'local_iface_name': 'xe1', 'local_mac': '00:00:00:00:00:01', 'vld_id': 'downlink_0', 'ifname': 'xe1', }, 'vnfd-connection-point-ref': 'xe1', 'name': 'xe1', }, ], }, ], 'description': 'Vpe approximation using DPDK', 'mgmt-interface': { 'vdu-id': 'vpevnf-baremetal', 'host': '1.2.1.1', 'password': 'r00t', 'user': 'root', 'ip': '1.2.1.1', }, 'benchmark': { 'kpi': [ 'packets_in', 'packets_fwd', 'packets_dropped', ], }, 'connection-point': [ { 'type': 'VPORT', 'name': 'xe0', }, { 'type': 'VPORT', 'name': 'xe1', }, ], 'id': 'VpeApproxVnf', 'name': 'VPEVnfSsh', } VNFD = { 'vnfd:vnfd-catalog': { 'vnfd': [ VNFD_0, ], }, } SCENARIO_CFG = { 'options': { 'packetsize': 64, 'traffic_type': 4, 'rfc2544': { 'allowed_drop_rate': '0.8 - 1', }, 'vnf__1': { 'cfg': 'acl_1rule.yaml', 'vnf_config': { 'lb_config': 'SW', 'lb_count': 1, 'worker_config': '1C/1T', 'worker_threads': 1, }, } }, 'task_id': 'a70bdf4a-8e67-47a3-9dc1-273c14506eb7', 'tc': 'tc_ipv4_1Mflow_64B_packetsize', 'runner': { 'object': 'NetworkServiceTestCase', 'interval': 35, 'output_filename': '/tmp/yardstick.out', 'runner_id': 74476, 'duration': 400, 'type': 'Duration', }, 'traffic_profile': 'ipv4_throughput_vpe.yaml', 'traffic_options': { 'flow': 'ipv4_Packets_vpe.yaml', 'imix': 'imix_voice.yaml', }, 'type': 'ISB', 'nodes': { 'tg__2': 'trafficgen_2.yardstick', 'tg__1': 'trafficgen_1.yardstick', 'vnf__1': 'vnf.yardstick', }, 'topology': 'vpe-tg-topology-baremetal.yaml', } CONTEXT_CFG = { 'nodes': { 'tg__2': { 'member-vnf-index': '3', 'role': 'TrafficGen', 'name': 'trafficgen_2.yardstick', 'vnfd-id-ref': 'tg__2', 'ip': '1.2.1.1', 'interfaces': { 'xe0': { 'local_iface_name': 'ens513f0', 'vld_id': vpe_vnf.VpeApproxVnf.DOWNLINK, 'netmask': '255.255.255.0', 'local_ip': '152.16.40.20', 'dst_mac': '00:00:00:00:00:01', 'local_mac': '00:00:00:00:00:03', 'dst_ip': '152.16.40.19', 'driver': 'ixgbe', 'vpci': '0000:02:00.0', 'dpdk_port_num': 0, }, 'xe1': { 'local_iface_name': 'ens513f1', 'netmask': '255.255.255.0', 'network': '202.16.100.0', 'local_ip': '202.16.100.20', 'local_mac': '00:1e:67:d0:60:5d', 'driver': 'ixgbe', 'vpci': '0000:02:00.1', 'dpdk_port_num': 1, }, }, 'password': 'r00t', 'VNF model': 'l3fwd_vnf.yaml', 'user': 'root', }, 'tg__1': { 'member-vnf-index': '1', 'role': 'TrafficGen', 'name': 'trafficgen_1.yardstick', 'vnfd-id-ref': 'tg__1', 'ip': '1.2.1.1', 'interfaces': { 'xe0': { 'local_iface_name': 'ens785f0', 'vld_id': vpe_vnf.VpeApproxVnf.UPLINK, 'netmask': '255.255.255.0', 'local_ip': '152.16.100.20', 'dst_mac': '00:00:00:00:00:02', 'local_mac': '00:00:00:00:00:04', 'dst_ip': '152.16.100.19', 'driver': 'i40e', 'vpci': '0000:05:00.0', 'dpdk_port_num': 0, }, 'xe1': { 'local_iface_name': 'ens785f1', 'netmask': '255.255.255.0', 'local_ip': '152.16.100.21', 'local_mac': '00:00:00:00:00:01', 'driver': 'i40e', 'vpci': '0000:05:00.1', 'dpdk_port_num': 1, }, }, 'password': 'r00t', 'VNF model': 'tg_rfc2544_tpl.yaml', 'user': 'root', }, 'vnf__1': { 'name': 'vnf.yardstick', 'vnfd-id-ref': 'vnf__1', 'ip': '1.2.1.1', 'interfaces': { 'xe0': { 'local_iface_name': 'ens786f0', 'vld_id': vpe_vnf.VpeApproxVnf.UPLINK, 'netmask': '255.255.255.0', 'local_ip': '152.16.100.19', 'dst_mac': '00:00:00:00:00:04', 'local_mac': '00:00:00:00:00:02', 'dst_ip': '152.16.100.20', 'driver': 'i40e', 'vpci': '0000:05:00.0', 'dpdk_port_num': 0, }, 'xe1': { 'local_iface_name': 'ens786f1', 'vld_id': vpe_vnf.VpeApproxVnf.DOWNLINK, 'netmask': '255.255.255.0', 'local_ip': '152.16.40.19', 'dst_mac': '00:00:00:00:00:03', 'local_mac': '00:00:00:00:00:01', 'dst_ip': '152.16.40.20', 'driver': 'i40e', 'vpci': '0000:05:00.1', 'dpdk_port_num': 1, }, }, 'routing_table': [ { 'netmask': '255.255.255.0', 'gateway': '152.16.100.20', 'network': '152.16.100.20', 'if': 'xe0', }, { 'netmask': '255.255.255.0', 'gateway': '152.16.40.20', 'network': '152.16.40.20', 'if': 'xe1', }, ], 'member-vnf-index': '2', 'host': '1.2.1.1', 'role': 'vnf', 'user': 'root', 'nd_route_tbl': [ { 'netmask': '112', 'gateway': '0064:ff9b:0:0:0:0:9810:6414', 'network': '0064:ff9b:0:0:0:0:9810:6414', 'if': 'xe0', }, { 'netmask': '112', 'gateway': '0064:ff9b:0:0:0:0:9810:2814', 'network': '0064:ff9b:0:0:0:0:9810:2814', 'if': 'xe1', }, ], 'password': 'r00t', 'VNF model': 'vpe_vnf.yaml', }, }, } def setUp(self): self._mock_time_sleep = mock.patch.object(time, 'sleep') self.mock_time_sleep = self._mock_time_sleep.start() self.addCleanup(self._stop_mocks) def _stop_mocks(self): self._mock_time_sleep.stop() def test___init__(self): vpe_approx_vnf = vpe_vnf.VpeApproxVnf(NAME, self.VNFD_0, 'task_id') self.assertIsNone(vpe_approx_vnf._vnf_process) @mock.patch.object(ctx_base.Context, 'get_physical_node_from_server', return_value='mock_node') @mock.patch.object(sample_vnf, 'VnfSshHelper') def test_collect_kpi_sa_not_running(self, ssh, *args): test_base.mock_ssh(ssh) resource = mock.Mock(autospec=ResourceProfile) resource.check_if_system_agent_running.return_value = 1, '' resource.amqp_collect_nfvi_kpi.return_value = {'foo': 234} resource.check_if_system_agent_running.return_value = (1, None) vpe_approx_vnf = vpe_vnf.VpeApproxVnf(NAME, self.VNFD_0, 'task_id') vpe_approx_vnf.scenario_helper.scenario_cfg = { 'nodes': {vpe_approx_vnf.name: "mock"} } vpe_approx_vnf.q_in = mock.MagicMock() vpe_approx_vnf.q_out = mock.MagicMock() vpe_approx_vnf.q_out.qsize = mock.Mock(return_value=0) vpe_approx_vnf.resource_helper.resource = resource expected = { 'physical_node': 'mock_node', 'pkt_in_down_stream': 0, 'pkt_in_up_stream': 0, 'pkt_drop_down_stream': 0, 'pkt_drop_up_stream': 0, 'collect_stats': {'core': {}}, } self.assertEqual(vpe_approx_vnf.collect_kpi(), expected) @mock.patch.object(ctx_base.Context, 'get_physical_node_from_server', return_value='mock_node') @mock.patch.object(sample_vnf, 'VnfSshHelper') def test_collect_kpi_sa_running(self, ssh, *args): test_base.mock_ssh(ssh) resource = mock.Mock(autospec=ResourceProfile) resource.check_if_system_agent_running.return_value = 0, '1234' resource.amqp_collect_nfvi_kpi.return_value = {'foo': 234} vpe_approx_vnf = vpe_vnf.VpeApproxVnf(NAME, self.VNFD_0, 'task_id') vpe_approx_vnf.scenario_helper.scenario_cfg = { 'nodes': {vpe_approx_vnf.name: "mock"} } vpe_approx_vnf.q_in = mock.MagicMock() vpe_approx_vnf.q_out = mock.MagicMock() vpe_approx_vnf.q_out.qsize = mock.Mock(return_value=0) vpe_approx_vnf.resource_helper.resource = resource expected = { 'physical_node': 'mock_node', 'pkt_in_down_stream': 0, 'pkt_in_up_stream': 0, 'pkt_drop_down_stream': 0, 'pkt_drop_up_stream': 0, 'collect_stats': {'core': {'foo': 234}}, } self.assertEqual(vpe_approx_vnf.collect_kpi(), expected) @mock.patch.object(sample_vnf, 'VnfSshHelper') def test_vnf_execute(self, ssh): test_base.mock_ssh(ssh) vpe_approx_vnf = vpe_vnf.VpeApproxVnf(NAME, self.VNFD_0, 'task_id') vpe_approx_vnf.q_in = mock.MagicMock() vpe_approx_vnf.q_out = mock.MagicMock() vpe_approx_vnf.q_out.qsize = mock.Mock(return_value=0) self.assertEqual(vpe_approx_vnf.vnf_execute("quit", 0), '') @mock.patch.object(sample_vnf, 'VnfSshHelper') def test_run_vpe(self, ssh): test_base.mock_ssh(ssh) vpe_approx_vnf = vpe_vnf.VpeApproxVnf(NAME, self.VNFD_0, 'task_id') vpe_approx_vnf.tc_file_name = get_file_abspath(TEST_FILE_YAML) vpe_approx_vnf.vnf_cfg = { 'lb_config': 'SW', 'lb_count': 1, 'worker_config': '1C/1T', 'worker_threads': 1, } vpe_approx_vnf.scenario_helper.scenario_cfg = { 'options': { NAME: { 'traffic_type': '4', 'topology': 'nsb_test_case.yaml', 'vnf_config': 'vpe_config', } } } vpe_approx_vnf.topology = "nsb_test_case.yaml" vpe_approx_vnf.nfvi_type = "baremetal" vpe_approx_vnf._provide_config_file = mock.Mock() vpe_approx_vnf._build_config = mock.MagicMock() self.assertIsInstance(vpe_approx_vnf.ssh_helper, mock.Mock) self.assertIsInstance(vpe_approx_vnf.ssh_helper, mock.Mock) self.assertIsNone(vpe_approx_vnf._run()) @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.MultiPortConfig") @mock.patch("yardstick.network_services.vnf_generic.vnf.vpe_vnf.ConfigCreate") @mock.patch("six.moves.builtins.open") @mock.patch.object(sample_vnf, 'VnfSshHelper') def test_build_config(self, ssh, *args): test_base.mock_ssh(ssh) vpe_approx_vnf = vpe_vnf.VpeApproxSetupEnvHelper( mock.MagicMock(), mock.MagicMock(), mock.MagicMock()) vpe_approx_vnf.tc_file_name = get_file_abspath(TEST_FILE_YAML) vpe_approx_vnf.generate_port_pairs = mock.Mock() vpe_approx_vnf.vnf_cfg = { 'lb_config': 'SW', 'lb_count': 1, 'worker_config': '1C/1T', 'worker_threads': 1, } vpe_approx_vnf.scenario_helper.scenario_cfg = { 'options': { NAME: { 'traffic_type': '4', 'topology': 'nsb_test_case.yaml', 'vnf_config': 'vpe_config', } } } vpe_approx_vnf.topology = "nsb_test_case.yaml" vpe_approx_vnf.nfvi_type = "baremetal" vpe_approx_vnf._provide_config_file = mock.Mock() vpe_approx_vnf.ssh_helper = mock.MagicMock() vpe_approx_vnf.scenario_helper = mock.MagicMock() vpe_approx_vnf.ssh_helper.bin_path = mock.Mock() vpe_approx_vnf.ssh_helper.upload_config_file = mock.MagicMock() self.assertIsNone(vpe_approx_vnf._build_vnf_ports()) vpe_approx_vnf.ssh_helper.provision_tool = mock.Mock(return_value='tool_path') vpe_approx_vnf.ssh_helper.all_ports = mock.Mock() vpe_approx_vnf.vnfd_helper.port_nums = mock.Mock(return_value=[0, 1]) vpe_approx_vnf.scenario_helper.vnf_cfg = {'lb_config': 'HW'} expected = 'sudo tool_path -p 0x3 -f /tmp/vpe_config -s /tmp/vpe_script --hwlb 3' self.assertEqual(vpe_approx_vnf.build_config(), expected) @mock.patch.object(sample_vnf, 'VnfSshHelper') def test_wait_for_instantiate(self, ssh): test_base.mock_ssh(ssh) mock_process = mock.Mock(autospec=Process) mock_process.is_alive.return_value = True mock_process.exitcode = 432 mock_q_out = mock.Mock(autospec=Queue) mock_q_out.get.side_effect = iter(["pipeline>"]) mock_q_out.qsize.side_effect = range(1, -1, -1) mock_resource = mock.MagicMock() vpe_approx_vnf = vpe_vnf.VpeApproxVnf(NAME, self.VNFD_0, 'task_id') vpe_approx_vnf._vnf_process = mock_process vpe_approx_vnf.q_out = mock_q_out vpe_approx_vnf.queue_wrapper = mock.Mock( autospec=vnf_base.QueueFileWrapper) vpe_approx_vnf.resource_helper.resource = mock_resource vpe_approx_vnf.q_out.put("pipeline>") self.assertEqual(vpe_approx_vnf.wait_for_instantiate(), 432) @mock.patch.object(sample_vnf, 'VnfSshHelper') def test_wait_for_instantiate_fragmented(self, ssh): test_base.mock_ssh(ssh) mock_process = mock.Mock(autospec=Process) mock_process.is_alive.return_value = True mock_process.exitcode = 432 # test that fragmented pipeline prompt is recognized mock_q_out = mock.Mock(autospec=Queue) mock_q_out.get.side_effect = iter(["wow pipel", "ine>"]) mock_q_out.qsize.side_effect = range(2, -1, -1) mock_resource = mock.MagicMock() vpe_approx_vnf = vpe_vnf.VpeApproxVnf(NAME, self.VNFD_0, 'task_id') vpe_approx_vnf._vnf_process = mock_process vpe_approx_vnf.q_out = mock_q_out vpe_approx_vnf.queue_wrapper = mock.Mock( autospec=vnf_base.QueueFileWrapper) vpe_approx_vnf.resource_helper.resource = mock_resource self.assertEqual(vpe_approx_vnf.wait_for_instantiate(), 432) @mock.patch.object(sample_vnf, 'VnfSshHelper') def test_wait_for_instantiate_crash(self, ssh): test_base.mock_ssh(ssh, exec_result=(1, "", "")) mock_process = mock.Mock(autospec=Process) mock_process.is_alive.return_value = False mock_process.exitcode = 432 mock_resource = mock.MagicMock() vpe_approx_vnf = vpe_vnf.VpeApproxVnf(NAME, self.VNFD_0, 'task_id') vpe_approx_vnf._vnf_process = mock_process vpe_approx_vnf.resource_helper.resource = mock_resource with self.assertRaises(RuntimeError) as raised: vpe_approx_vnf.wait_for_instantiate() self.assertIn('VNF process died', str(raised.exception)) @mock.patch.object(sample_vnf, 'VnfSshHelper') def test_wait_for_instantiate_panic(self, ssh): test_base.mock_ssh(ssh, exec_result=(1, "", "")) mock_process = mock.Mock(autospec=Process) mock_process.is_alive.return_value = True mock_process.exitcode = 432 mock_resource = mock.MagicMock() vpe_approx_vnf = vpe_vnf.VpeApproxVnf(NAME, self.VNFD_0, 'task_id') vpe_approx_vnf._vnf_process = mock_process vpe_approx_vnf.resource_helper.resource = mock_resource vpe_approx_vnf.q_out.put("PANIC") with self.assertRaises(RuntimeError) as raised: vpe_approx_vnf.wait_for_instantiate() self.assertIn('Error starting', str(raised.exception)) @mock.patch.object(sample_vnf, 'VnfSshHelper') def test_wait_for_instantiate_panic_fragmented(self, ssh): test_base.mock_ssh(ssh, exec_result=(1, "", "")) mock_process = mock.Mock(autospec=Process) mock_process.is_alive.return_value = True mock_process.exitcode = 432 # test that fragmented PANIC is recognized mock_q_out = mock.Mock(autospec=Queue) mock_q_out.get.side_effect = iter(["omg PA", "NIC this is bad"]) mock_q_out.qsize.side_effect = range(2, -1, -1) mock_resource = mock.MagicMock() vpe_approx_vnf = vpe_vnf.VpeApproxVnf(NAME, self.VNFD_0, 'task_id') vpe_approx_vnf._vnf_process = mock_process vpe_approx_vnf.q_out = mock_q_out vpe_approx_vnf.resource_helper.resource = mock_resource with self.assertRaises(RuntimeError) as raised: vpe_approx_vnf.wait_for_instantiate() self.assertIn('Error starting', str(raised.exception)) @mock.patch.object(sample_vnf, 'VnfSshHelper') def test_terminate(self, ssh): test_base.mock_ssh(ssh) vpe_approx_vnf = vpe_vnf.VpeApproxVnf(NAME, self.VNFD_0, 'task_id') vpe_approx_vnf._vnf_process = mock.MagicMock() vpe_approx_vnf._resource_collect_stop = mock.Mock() vpe_approx_vnf.resource_helper = mock.MagicMock() self.assertIsNone(vpe_approx_vnf.terminate())