tests/unit/benchmark/scenarios/networking/test_vnf_generic.py

   1 #!/usr/bin/env python
   2
   3 # Copyright (c) 2016-2017 Intel Corporation
   4 #
   5 # Licensed under the Apache License, Version 2.0 (the "License");
   6 # you may not use this file except in compliance with the License.
   7 # You may obtain a copy of the License at
   8 #
   9 #      http://www.apache.org/licenses/LICENSE-2.0
  10 #
  11 # Unless required by applicable law or agreed to in writing, software
  12 # distributed under the License is distributed on an "AS IS" BASIS,
  13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 # See the License for the specific language governing permissions and
  15 # limitations under the License.
  16 #
  17
  18 # Unittest for yardstick.benchmark.scenarios.networking.test_vnf_generic
  19
  20 from __future__ import absolute_import
  21 import unittest
  22 import mock
  23 import os
  24
  25 from yardstick.benchmark.scenarios.networking.vnf_generic import \
  26     ssh_manager, NetworkServiceTestCase, IncorrectConfig, IncorrectSetup
  27 from yardstick.network_services.collector.subscriber import Collector
  28 from yardstick.network_services.vnf_generic.vnf.base import \
  29     GenericTrafficGen, GenericVNF
  30
  31 STL_MOCKS = {
  32     'stl': mock.MagicMock(),
  33     'stl.trex_stl_lib': mock.MagicMock(),
  34     'stl.trex_stl_lib.base64': mock.MagicMock(),
  35     'stl.trex_stl_lib.binascii': mock.MagicMock(),
  36     'stl.trex_stl_lib.collections': mock.MagicMock(),
  37     'stl.trex_stl_lib.copy': mock.MagicMock(),
  38     'stl.trex_stl_lib.datetime': mock.MagicMock(),
  39     'stl.trex_stl_lib.functools': mock.MagicMock(),
  40     'stl.trex_stl_lib.imp': mock.MagicMock(),
  41     'stl.trex_stl_lib.inspect': mock.MagicMock(),
  42     'stl.trex_stl_lib.json': mock.MagicMock(),
  43     'stl.trex_stl_lib.linecache': mock.MagicMock(),
  44     'stl.trex_stl_lib.math': mock.MagicMock(),
  45     'stl.trex_stl_lib.os': mock.MagicMock(),
  46     'stl.trex_stl_lib.platform': mock.MagicMock(),
  47     'stl.trex_stl_lib.pprint': mock.MagicMock(),
  48     'stl.trex_stl_lib.random': mock.MagicMock(),
  49     'stl.trex_stl_lib.re': mock.MagicMock(),
  50     'stl.trex_stl_lib.scapy': mock.MagicMock(),
  51     'stl.trex_stl_lib.socket': mock.MagicMock(),
  52     'stl.trex_stl_lib.string': mock.MagicMock(),
  53     'stl.trex_stl_lib.struct': mock.MagicMock(),
  54     'stl.trex_stl_lib.sys': mock.MagicMock(),
  55     'stl.trex_stl_lib.threading': mock.MagicMock(),
  56     'stl.trex_stl_lib.time': mock.MagicMock(),
  57     'stl.trex_stl_lib.traceback': mock.MagicMock(),
  58     'stl.trex_stl_lib.trex_stl_async_client': mock.MagicMock(),
  59     'stl.trex_stl_lib.trex_stl_client': mock.MagicMock(),
  60     'stl.trex_stl_lib.trex_stl_exceptions': mock.MagicMock(),
  61     'stl.trex_stl_lib.trex_stl_ext': mock.MagicMock(),
  62     'stl.trex_stl_lib.trex_stl_jsonrpc_client': mock.MagicMock(),
  63     'stl.trex_stl_lib.trex_stl_packet_builder_interface': mock.MagicMock(),
  64     'stl.trex_stl_lib.trex_stl_packet_builder_scapy': mock.MagicMock(),
  65     'stl.trex_stl_lib.trex_stl_port': mock.MagicMock(),
  66     'stl.trex_stl_lib.trex_stl_stats': mock.MagicMock(),
  67     'stl.trex_stl_lib.trex_stl_streams': mock.MagicMock(),
  68     'stl.trex_stl_lib.trex_stl_types': mock.MagicMock(),
  69     'stl.trex_stl_lib.types': mock.MagicMock(),
  70     'stl.trex_stl_lib.utils': mock.MagicMock(),
  71     'stl.trex_stl_lib.utils.argparse': mock.MagicMock(),
  72     'stl.trex_stl_lib.utils.collections': mock.MagicMock(),
  73     'stl.trex_stl_lib.utils.common': mock.MagicMock(),
  74     'stl.trex_stl_lib.utils.json': mock.MagicMock(),
  75     'stl.trex_stl_lib.utils.os': mock.MagicMock(),
  76     'stl.trex_stl_lib.utils.parsing_opts': mock.MagicMock(),
  77     'stl.trex_stl_lib.utils.pwd': mock.MagicMock(),
  78     'stl.trex_stl_lib.utils.random': mock.MagicMock(),
  79     'stl.trex_stl_lib.utils.re': mock.MagicMock(),
  80     'stl.trex_stl_lib.utils.string': mock.MagicMock(),
  81     'stl.trex_stl_lib.utils.sys': mock.MagicMock(),
  82     'stl.trex_stl_lib.utils.text_opts': mock.MagicMock(),
  83     'stl.trex_stl_lib.utils.text_tables': mock.MagicMock(),
  84     'stl.trex_stl_lib.utils.texttable': mock.MagicMock(),
  85     'stl.trex_stl_lib.warnings': mock.MagicMock(),
  86     'stl.trex_stl_lib.yaml': mock.MagicMock(),
  87     'stl.trex_stl_lib.zlib': mock.MagicMock(),
  88     'stl.trex_stl_lib.zmq': mock.MagicMock(),
  89 }
  90
  91 COMPLETE_TREX_VNFD = \
  92     {'vnfd:vnfd-catalog':
  93      {'vnfd':
  94       [{'benchmark':
  95         {'kpi':
  96          ['rx_throughput_fps',
  97           'tx_throughput_fps',
  98           'tx_throughput_mbps',
  99           'rx_throughput_mbps',
 100           'tx_throughput_pc_linerate',
 101           'rx_throughput_pc_linerate',
 102           'min_latency',
 103           'max_latency',
 104           'avg_latency']},
 105         'connection-point': [{'name': 'xe0',
 106                               'type': 'VPORT'},
 107                              {'name': 'xe1',
 108                               'type': 'VPORT'}],
 109         'description': 'TRex stateless traffic generator for RFC2544',
 110         'id': 'TrexTrafficGen',
 111         'mgmt-interface': {'ip': '1.1.1.1',
 112                            'password': 'berta',
 113                            'user': 'berta',
 114                            'vdu-id': 'trexgen-baremetal'},
 115         'name': 'trexgen',
 116         'short-name': 'trexgen',
 117         'vdu': [{'description': 'TRex stateless traffic generator for RFC2544',
 118                  'external-interface':
 119                  [{'name': 'xe0',
 120                    'virtual-interface': {'bandwidth': '10 Gbps',
 121                                          'dst_ip': '1.1.1.1',
 122                                          'dst_mac': '00:01:02:03:04:05',
 123                                          'local_ip': '1.1.1.2',
 124                                          'local_mac': '00:01:02:03:05:05',
 125                                          'type': 'PCI-PASSTHROUGH',
 126                                          'netmask': "255.255.255.0",
 127                                          'driver': 'i40',
 128                                          'vpci': '0000:00:10.2'},
 129                    'vnfd-connection-point-ref': 'xe0'},
 130                   {'name': 'xe1',
 131                    'virtual-interface': {'bandwidth': '10 Gbps',
 132                                          'dst_ip': '2.1.1.1',
 133                                          'dst_mac': '00:01:02:03:04:06',
 134                                          'local_ip': '2.1.1.2',
 135                                          'local_mac': '00:01:02:03:05:06',
 136                                          'type': 'PCI-PASSTHROUGH',
 137                                          'netmask': "255.255.255.0",
 138                                          'driver': 'i40',
 139                                          'vpci': '0000:00:10.1'},
 140                    'vnfd-connection-point-ref': 'xe1'}],
 141                  'id': 'trexgen-baremetal',
 142                  'name': 'trexgen-baremetal'}]}]}}
 143
 144 IP_ADDR_SHOW = """
 145 28: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP """
 146 """group default qlen 1000
 147     link/ether 90:e2:ba:a7:6a:c8 brd ff:ff:ff:ff:ff:ff
 148     inet 1.1.1.1/8 brd 1.255.255.255 scope global eth1
 149     inet6 fe80::92e2:baff:fea7:6ac8/64 scope link
 150        valid_lft forever preferred_lft forever
 151 29: eth5: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP """
 152 """group default qlen 1000
 153     link/ether 90:e2:ba:a7:6a:c9 brd ff:ff:ff:ff:ff:ff
 154     inet 2.1.1.1/8 brd 2.255.255.255 scope global eth5
 155     inet6 fe80::92e2:baff:fea7:6ac9/64 scope link tentative
 156        valid_lft forever preferred_lft forever
 157 """
 158
 159 SYS_CLASS_NET = """
 160 lrwxrwxrwx 1 root root 0 sie 10 14:16 eth1 -> """
 161 """../../devices/pci0000:80/0000:80:02.2/0000:84:00.1/net/eth1
 162 lrwxrwxrwx 1 root root 0 sie  3 10:37 eth2 -> """
 163 """../../devices/pci0000:00/0000:00:01.1/0000:84:00.2/net/eth5
 164 """
 165
 166 TRAFFIC_PROFILE = {
 167         "schema": "isb:traffic_profile:0.1",
 168         "name": "fixed",
 169         "description": "Fixed traffic profile to run UDP traffic",
 170         "traffic_profile": {
 171             "traffic_type": "FixedTraffic",
 172             "frame_rate": 100,  # pps
 173             "flow_number": 10,
 174             "frame_size": 64}}
 175
 176
 177 class TestNetworkServiceTestCase(unittest.TestCase):
 178     def setUp(self):
 179         self.context_cfg = \
 180             {'nodes':
 181              {'trexgen__1': {'role': 'TrafficGen',
 182                              'name': 'trafficgen_1.yardstick',
 183                              'ip': '10.10.10.11',
 184                              'interfaces':
 185                              {'xe0':
 186                               {'netmask': '255.255.255.0',
 187                                'local_ip': '152.16.100.20',
 188                                'local_mac': '00:00:00:00:00:01',
 189                                'driver': 'i40e',
 190                                'vpci': '0000:07:00.0',
 191                                'dpdk_port_num': 0},
 192                               'xe1':
 193                               {'netmask': '255.255.255.0',
 194                                'local_ip': '152.16.40.20',
 195                                'local_mac': '00:00:00:00:00:02',
 196                                'driver': 'i40e',
 197                                'vpci': '0000:07:00.1',
 198                                'dpdk_port_num': 1}},
 199                              'password': 'r00t',
 200                              'user': 'root'},
 201               'trexvnf__1': {'name': 'vnf.yardstick',
 202                              'ip': '10.10.10.12',
 203                              'interfaces':
 204                              {'xe0':
 205                               {'netmask': '255.255.255.0',
 206                                'local_ip': '152.16.100.19',
 207                                'local_mac': '00:00:00:00:00:03',
 208                                'driver': 'i40e',
 209                                'vpci': '0000:07:00.0',
 210                                'dpdk_port_num': 0},
 211                               'xe1': {'netmask': '255.255.255.0',
 212                                       'local_ip': '152.16.40.19',
 213                                       'local_mac': '00:00:00:00:00:04',
 214                                       'driver': 'i40e',
 215                                       'vpci': '0000:07:00.1',
 216                                       'dpdk_port_num': 1}},
 217                              'routing_table': [{'netmask': '255.255.255.0',
 218                                                 'gateway': '152.16.100.20',
 219                                                 'network': '152.16.100.20',
 220                                                 'if': 'xe0'},
 221                                                {'netmask': '255.255.255.0',
 222                                                 'gateway': '152.16.40.20',
 223                                                 'network': '152.16.40.20',
 224                                                 'if': 'xe1'}],
 225                              'host': '10.223.197.164',
 226                              'role': 'vnf',
 227                              'user': 'root',
 228                              'nd_route_tbl':
 229                              [{'netmask': '112',
 230                                'gateway': '0064:ff9b:0:0:0:0:9810:6414',
 231                                'network': '0064:ff9b:0:0:0:0:9810:6414',
 232                                'if': 'xe0'},
 233                               {'netmask': '112',
 234                                'gateway': '0064:ff9b:0:0:0:0:9810:2814',
 235                                'network': '0064:ff9b:0:0:0:0:9810:2814',
 236                                'if': 'xe1'}],
 237                              'password': 'r00t'}}}
 238
 239         self.topology = \
 240             {'short-name': 'trex-tg-topology',
 241              'constituent-vnfd':
 242              [{'member-vnf-index': '1',
 243                'VNF model': 'tg_trex_tpl.yaml',
 244                'vnfd-id-ref': 'trexgen__1'},
 245               {'member-vnf-index': '2',
 246                'VNF model': 'tg_trex_tpl.yaml',
 247                'vnfd-id-ref': 'trexvnf__1'}],
 248              'description': 'trex-tg-topology',
 249              'name': 'trex-tg-topology',
 250              'vld': [{'vnfd-connection-point-ref': [
 251                  {'vnfd-connection-point-ref': 'xe0',
 252                   'member-vnf-index-ref': '1',
 253                   'vnfd-id-ref': 'trexgen'},
 254                  {'vnfd-connection-point-ref': 'xe0',
 255                   'member-vnf-index-ref': '2',
 256                   'vnfd-id-ref': 'trexgen'}],
 257                       'type': 'ELAN',
 258                       'id': 'private',
 259                       'name': 'trexgen__1 to trexvnf__1 link 1'},
 260                      {'vnfd-connection-point-ref': [
 261                          {'vnfd-connection-point-ref': 'xe1',
 262                           'member-vnf-index-ref': '1',
 263                           'vnfd-id-ref': 'trexgen'},
 264                          {'vnfd-connection-point-ref': 'xe1',
 265                           'member-vnf-index-ref': '2',
 266                           'vnfd-id-ref': 'trexgen'}],
 267                       'type': 'ELAN',
 268                       'id': 'public',
 269                       'name': 'trexvnf__1 to trexgen__1 link 2'}],
 270              'id': 'trex-tg-topology'}
 271
 272         self.scenario_cfg = {'tc_options':
 273                              {'rfc2544': {'allowed_drop_rate': '0.8 - 1'}},
 274                              'task_id': 'a70bdf4a-8e67-47a3-9dc1-273c14506eb7',
 275                              'tc': 'tc_ipv4_1Mflow_64B_packetsize',
 276                              'runner': {'object': 'NetworkServiceTestCase',
 277                                         'interval': 35,
 278                                         'output_filename': 'yardstick.out',
 279                                         'runner_id': 74476,
 280                                         'duration': 400, 'type': 'Duration'},
 281                              'traffic_profile': 'ipv4_throughput_vpe.yaml',
 282                              'traffic_options':
 283                              {'flow': 'ipv4_1flow_Packets_vpe.yaml',
 284                               'imix': 'imix_voice.yaml'},
 285                              'type': 'ISB',
 286                              'nodes': {'tg__2': 'trafficgen_2.yardstick',
 287                                        'tg__1': 'trafficgen_1.yardstick',
 288                                        'vnf__1': 'vnf.yardstick'},
 289                              'topology': 'vpe_vnf_topology.yaml'}
 290
 291         self.scenario_cfg["topology"] = \
 292             self._get_file_abspath("vpe_vnf_topology.yaml")
 293         self.s = NetworkServiceTestCase(self.scenario_cfg, self.context_cfg)
 294
 295     def _get_file_abspath(self, filename):
 296         curr_path = os.path.dirname(os.path.abspath(__file__))
 297         file_path = os.path.join(curr_path, filename)
 298         return file_path
 299
 300     def test_ssh_manager(self):
 301         with mock.patch("yardstick.ssh.SSH") as ssh:
 302             ssh_mock = mock.Mock(autospec=ssh.SSH)
 303             ssh_mock.execute = \
 304                 mock.Mock(return_value=(0, SYS_CLASS_NET+IP_ADDR_SHOW, ""))
 305             ssh.return_value = ssh_mock
 306             for node, node_dict in self.context_cfg["nodes"].items():
 307                 with ssh_manager(node_dict) as conn:
 308                     self.assertIsNotNone(conn)
 309
 310     def test___init__(self):
 311         assert self.topology
 312
 313     def test___get_traffic_flow(self):
 314         self.scenario_cfg["traffic_options"]["flow"] = \
 315             self._get_file_abspath("ipv4_1flow_Packets_vpe.yaml")
 316         result = {'flow': {'dstip4_range': '152.40.0.20',
 317                            'srcip4_range': '152.16.0.20', 'count': 1}}
 318         self.assertEqual(result, self.s._get_traffic_flow(self.scenario_cfg))
 319
 320     def test___get_traffic_flow_error(self):
 321         self.scenario_cfg["traffic_options"]["flow"] = \
 322             "ipv4_1flow_Packets_vpe.yaml1"
 323         self.assertEqual({}, self.s._get_traffic_flow(self.scenario_cfg))
 324
 325     def test_get_vnf_imp(self):
 326         vnfd = COMPLETE_TREX_VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 327         with mock.patch.dict("sys.modules", STL_MOCKS):
 328             self.assertIsNotNone(self.s.get_vnf_impl(vnfd))
 329
 330     def test_load_vnf_models_invalid(self):
 331         self.context_cfg["nodes"]['trexgen__1']['VNF model'] = \
 332             self._get_file_abspath("tg_trex_tpl.yaml")
 333         self.context_cfg["nodes"]['trexvnf__1']['VNF model'] = \
 334             self._get_file_abspath("tg_trex_tpl.yaml")
 335
 336         vnf = mock.Mock(autospec=GenericVNF)
 337         self.s.get_vnf_impl = mock.Mock(return_value=vnf)
 338
 339         self.assertIsNotNone(self.s.load_vnf_models(self.context_cfg))
 340
 341     def test_map_topology_to_infrastructure(self):
 342         with mock.patch("yardstick.ssh.SSH") as ssh:
 343             ssh_mock = mock.Mock(autospec=ssh.SSH)
 344             ssh_mock.execute = \
 345                 mock.Mock(return_value=(0, SYS_CLASS_NET+IP_ADDR_SHOW, ""))
 346             ssh.return_value = ssh_mock
 347             self.s.map_topology_to_infrastructure(self.context_cfg,
 348                                                   self.topology)
 349         self.assertEqual("tg_trex_tpl.yaml",
 350                          self.context_cfg["nodes"]['trexgen__1']['VNF model'])
 351         self.assertEqual("tg_trex_tpl.yaml",
 352                          self.context_cfg["nodes"]['trexvnf__1']['VNF model'])
 353
 354     def test_map_topology_to_infrastructure_insufficient_nodes(self):
 355         del self.context_cfg['nodes']['trexvnf__1']
 356         with mock.patch("yardstick.ssh.SSH") as ssh:
 357             ssh_mock = mock.Mock(autospec=ssh.SSH)
 358             ssh_mock.execute = \
 359                 mock.Mock(return_value=(1, SYS_CLASS_NET+IP_ADDR_SHOW, ""))
 360             ssh.return_value = ssh_mock
 361
 362             self.assertRaises(IncorrectSetup,
 363                               self.s.map_topology_to_infrastructure,
 364                               self.context_cfg, self.topology)
 365
 366     def test_map_topology_to_infrastructure_config_invalid(self):
 367         del self.context_cfg\
 368             ['nodes']['trexvnf__1']['interfaces']['xe0']['local_mac']
 369         with mock.patch("yardstick.ssh.SSH") as ssh:
 370             ssh_mock = mock.Mock(autospec=ssh.SSH)
 371             ssh_mock.execute = \
 372                 mock.Mock(return_value=(0, SYS_CLASS_NET+IP_ADDR_SHOW, ""))
 373             ssh.return_value = ssh_mock
 374
 375             self.assertRaises(IncorrectConfig,
 376                               self.s.map_topology_to_infrastructure,
 377                               self.context_cfg, self.topology)
 378
 379     def test__resolve_topology_invalid_config(self):
 380         with mock.patch("yardstick.ssh.SSH") as ssh:
 381             ssh_mock = mock.Mock(autospec=ssh.SSH)
 382             ssh_mock.execute = \
 383                 mock.Mock(return_value=(0, SYS_CLASS_NET+IP_ADDR_SHOW, ""))
 384             ssh.return_value = ssh_mock
 385
 386             del self.context_cfg['nodes']
 387             self.assertRaises(IncorrectConfig, self.s._resolve_topology,
 388                               self.context_cfg, self.topology)
 389
 390             self.topology['vld'][0]['vnfd-connection-point-ref'].append(
 391                 self.topology['vld'][0]['vnfd-connection-point-ref'])
 392             self.assertRaises(IncorrectConfig, self.s._resolve_topology,
 393                               self.context_cfg, self.topology)
 394
 395     def test_run(self):
 396         tgen = mock.Mock(autospec=GenericTrafficGen)
 397         tgen.traffic_finished = True
 398         verified_dict = {"verified": True}
 399         tgen.verify_traffic = lambda x: verified_dict
 400         tgen.name = "tgen__1"
 401         vnf = mock.Mock(autospec=GenericVNF)
 402         vnf.runs_traffic = False
 403         self.s.vnfs = [tgen, vnf]
 404         self.s.traffic_profile = mock.Mock()
 405         self.s.collector = mock.Mock(autospec=Collector)
 406         self.s.collector.get_kpi = \
 407             mock.Mock(return_value={tgen.name: verified_dict})
 408         result = {}
 409         self.s.run(result)
 410         self.assertDictEqual(result, {tgen.name: verified_dict})
 411
 412     def test_setup(self):
 413         with mock.patch("yardstick.ssh.SSH") as ssh:
 414             ssh_mock = mock.Mock(autospec=ssh.SSH)
 415             ssh_mock.execute = \
 416                 mock.Mock(return_value=(0, SYS_CLASS_NET+IP_ADDR_SHOW, ""))
 417             ssh.return_value = ssh_mock
 418
 419             tgen = mock.Mock(autospec=GenericTrafficGen)
 420             tgen.traffic_finished = True
 421             verified_dict = {"verified": True}
 422             tgen.verify_traffic = lambda x: verified_dict
 423             tgen.terminate = mock.Mock(return_value=True)
 424             tgen.name = "tgen__1"
 425             vnf = mock.Mock(autospec=GenericVNF)
 426             vnf.runs_traffic = False
 427             vnf.terminate = mock.Mock(return_value=True)
 428             self.s.vnfs = [tgen, vnf]
 429             self.s.traffic_profile = mock.Mock()
 430             self.s.collector = mock.Mock(autospec=Collector)
 431             self.s.collector.get_kpi = \
 432                 mock.Mock(return_value={tgen.name: verified_dict})
 433             self.s.map_topology_to_infrastructure = mock.Mock(return_value=0)
 434             self.s.load_vnf_models = mock.Mock(return_value=self.s.vnfs)
 435             self.s._fill_traffic_profile = \
 436                 mock.Mock(return_value=TRAFFIC_PROFILE)
 437             self.assertEqual(None, self.s.setup())
 438
 439     def test__get_traffic_profile(self):
 440         self.scenario_cfg["traffic_profile"] = \
 441             self._get_file_abspath("ipv4_throughput_vpe.yaml")
 442         self.assertIsNotNone(self.s._get_traffic_profile(self.scenario_cfg,
 443                                                          self.context_cfg))
 444
 445     def test__get_traffic_profile_exception(self):
 446         self.assertRaises(IOError, self.s._get_traffic_profile,
 447                           self.scenario_cfg, self.context_cfg)
 448
 449     def test___get_traffic_imix_exception(self):
 450         self.assertEqual({}, self.s._get_traffic_imix(self.scenario_cfg))
 451
 452     def test__fill_traffic_profile(self):
 453         with mock.patch.dict("sys.modules", STL_MOCKS):
 454             self.scenario_cfg["traffic_profile"] = \
 455                 self._get_file_abspath("ipv4_throughput_vpe.yaml")
 456             self.scenario_cfg["traffic_options"]["flow"] = \
 457                 self._get_file_abspath("ipv4_1flow_Packets_vpe.yaml")
 458             self.scenario_cfg["traffic_options"]["imix"] = \
 459                 self._get_file_abspath("imix_voice.yaml")
 460             self.assertIsNotNone(self.s._fill_traffic_profile(self.scenario_cfg,
 461                                                               self.context_cfg))
 462
 463     def test_teardown(self):
 464         vnf = mock.Mock(autospec=GenericVNF)
 465         vnf.terminate = \
 466             mock.Mock(return_value=True)
 467         self.s.vnfs = [vnf]
 468         self.s.traffic_profile = mock.Mock()
 469         self.s.collector = mock.Mock(autospec=Collector)
 470         self.s.collector.stop = \
 471             mock.Mock(return_value=True)
 472         self.assertIsNone(self.s.teardown())