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authorKubi <jean.gaoliang@huawei.com>2017-01-26 08:06:51 +0000
committerGerrit Code Review <gerrit@opnfv.org>2017-01-26 08:06:51 +0000
commitf65e959f6c383eae07fc2ff0e49024823348d0ce (patch)
tree40b283f80d344690c5ed37f561a4a36ff24d131d /tests/unit/network_services/vnf_generic
parentb409268138132bdb1d275d4fb5d31f2a61180198 (diff)
parenta8075ff20b2046f847b91085aa27f2b336823337 (diff)
Merge "Introducing Generic framework to do pre-deployment VNF & Network service testing"
Diffstat (limited to 'tests/unit/network_services/vnf_generic')
-rw-r--r--tests/unit/network_services/vnf_generic/__init__.py0
-rw-r--r--tests/unit/network_services/vnf_generic/test_vnfdgen.py218
-rw-r--r--tests/unit/network_services/vnf_generic/vnf/__init__.py0
-rw-r--r--tests/unit/network_services/vnf_generic/vnf/test_base.py270
4 files changed, 488 insertions, 0 deletions
diff --git a/tests/unit/network_services/vnf_generic/__init__.py b/tests/unit/network_services/vnf_generic/__init__.py
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/tests/unit/network_services/vnf_generic/__init__.py
diff --git a/tests/unit/network_services/vnf_generic/test_vnfdgen.py b/tests/unit/network_services/vnf_generic/test_vnfdgen.py
new file mode 100644
index 000000000..6d5fb0c7a
--- /dev/null
+++ b/tests/unit/network_services/vnf_generic/test_vnfdgen.py
@@ -0,0 +1,218 @@
+#!/usr/bin/env python
+
+# 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.
+#
+
+# Unittest for yardstick.network_services.vnf_generic.vnfdgen
+
+from __future__ import absolute_import
+import unittest
+from six.moves import range
+
+from yardstick.network_services.vnf_generic import vnfdgen
+
+TREX_VNFD_TEMPLATE = """
+vnfd:vnfd-catalog:
+ vnfd:
+ - id: TrexTrafficGen # ISB class mapping
+ name: trexgen
+ short-name: trexgen
+ description: TRex stateless traffic generator for RFC2544
+ mgmt-interface:
+ vdu-id: trexgen-baremetal
+ user: {{user}} # Value filled by vnfdgen
+ password: {{password}} # Value filled by vnfdgen
+ ip: {{ip}} # Value filled by vnfdgen
+ connection-point:
+ - name: xe0
+ type: VPORT
+ - name: xe1
+ type: VPORT
+ vdu:
+ - id: trexgen-baremetal
+ name: trexgen-baremetal
+ description: TRex stateless traffic generator for RFC2544
+ external-interface:
+ - name: xe0
+ virtual-interface:
+ type: PCI-PASSTHROUGH
+ vpci: '{{ interfaces.xe0.vpci}}'
+ local_ip: '{{ interfaces.xe0.local_ip }}'
+ dst_ip: '{{ interfaces.xe0.dst_ip }}'
+ local_mac: '{{ interfaces.xe0.local_mac }}'
+ dst_mac: '{{ interfaces.xe0.dst_mac }}'
+ bandwidth: 10 Gbps
+ vnfd-connection-point-ref: xe0
+ - name: xe1
+ virtual-interface:
+ type: PCI-PASSTHROUGH
+ vpci: '{{ interfaces.xe1.vpci }}'
+ local_ip: '{{ interfaces.xe1.local_ip }}'
+ dst_ip: '{{ interfaces.xe1.dst_ip }}'
+ local_mac: '{{ interfaces.xe1.local_mac }}'
+ dst_mac: '{{ interfaces.xe1.dst_mac }}'
+ bandwidth: 10 Gbps
+ vnfd-connection-point-ref: xe1
+
+ benchmark:
+ kpi:
+ - rx_throughput_fps
+ - tx_throughput_fps
+ - tx_throughput_mbps
+ - rx_throughput_mbps
+ - tx_throughput_pc_linerate
+ - rx_throughput_pc_linerate
+ - min_latency
+ - max_latency
+ - avg_latency
+"""
+
+COMPLETE_TREX_VNFD = \
+ {'vnfd:vnfd-catalog':
+ {'vnfd':
+ [{'benchmark':
+ {'kpi':
+ ['rx_throughput_fps',
+ 'tx_throughput_fps',
+ 'tx_throughput_mbps',
+ 'rx_throughput_mbps',
+ 'tx_throughput_pc_linerate',
+ 'rx_throughput_pc_linerate',
+ 'min_latency',
+ 'max_latency',
+ 'avg_latency']},
+ 'connection-point': [{'name': 'xe0',
+ 'type': 'VPORT'},
+ {'name': 'xe1',
+ 'type': 'VPORT'}],
+ 'description': 'TRex stateless traffic generator for RFC2544',
+ 'id': 'TrexTrafficGen',
+ 'mgmt-interface': {'ip': '1.1.1.1',
+ 'password': 'berta',
+ 'user': 'berta',
+ 'vdu-id': 'trexgen-baremetal'},
+ 'name': 'trexgen',
+ 'short-name': 'trexgen',
+ 'vdu': [{'description': 'TRex stateless traffic generator for RFC2544',
+ 'external-interface':
+ [{'name': 'xe0',
+ 'virtual-interface': {'bandwidth': '10 Gbps',
+ 'dst_ip': '1.1.1.1',
+ 'dst_mac': '00:01:02:03:04:05',
+ 'local_ip': '1.1.1.2',
+ 'local_mac': '00:01:02:03:05:05',
+ 'type': 'PCI-PASSTHROUGH',
+ 'vpci': '0000:00:10.2'},
+ 'vnfd-connection-point-ref': 'xe0'},
+ {'name': 'xe1',
+ 'virtual-interface': {'bandwidth': '10 Gbps',
+ 'dst_ip': '2.1.1.1',
+ 'dst_mac': '00:01:02:03:04:06',
+ 'local_ip': '2.1.1.2',
+ 'local_mac': '00:01:02:03:05:06',
+ 'type': 'PCI-PASSTHROUGH',
+ 'vpci': '0000:00:10.1'},
+ 'vnfd-connection-point-ref': 'xe1'}],
+ 'id': 'trexgen-baremetal',
+ 'name': 'trexgen-baremetal'}]}]}}
+
+NODE_CFG = {'ip': '1.1.1.1',
+ 'name': 'demeter',
+ 'password': 'berta',
+ 'role': 'TrafficGen',
+ 'user': 'berta',
+ 'interfaces': {'xe0': {'dpdk_port_num': 1,
+ 'dst_ip': '1.1.1.1',
+ 'dst_mac': '00:01:02:03:04:05',
+ 'local_ip': '1.1.1.2',
+ 'local_mac': '00:01:02:03:05:05',
+ 'vpci': '0000:00:10.2'},
+ 'xe1': {'dpdk_port_num': 0,
+ 'dst_ip': '2.1.1.1',
+ 'dst_mac': '00:01:02:03:04:06',
+ 'local_ip': '2.1.1.2',
+ 'local_mac': '00:01:02:03:05:06',
+ 'vpci': '0000:00:10.1'}}}
+
+
+TRAFFIC_PROFILE_TPL = """
+private:
+ - ipv4:
+ outer_l2:
+ framesize:
+ 64B: "{{ get(imix, 'private.imix_small', 10) }}"
+ 128B: "{{ get(imix, 'private.imix_128B', 10) }}"
+ 256B: "{{ get(imix, 'private.imix_256B', 10) }}"
+ 373B: "{{ get(imix, 'private.imix_373B', 10) }}"
+ 570B: "{{get(imix, 'private.imix_570B', 10) }}"
+ 1400B: "{{get(imix, 'private.imix_1400B', 10) }}"
+ 1518B: "{{get(imix, 'private.imix_1500B', 40) }}"
+"""
+
+TRAFFIC_PROFILE = {
+ "private": [{"ipv4": {"outer_l2":
+ {"framesize": {"64B": '10', "128B": '10',
+ "256B": '10', "373B": '10',
+ "570B": '10', "1400B": '10',
+ "1518B": '40'}}}}]}
+
+
+class TestVnfdGen(unittest.TestCase):
+ """ Class to verify VNFS testcases """
+
+ def test_generate_vnfd(self):
+ """ Function to verify vnfd generation based on template """
+ self.maxDiff = None
+ generated_vnfd = vnfdgen.generate_vnfd(TREX_VNFD_TEMPLATE, NODE_CFG)
+ self.assertDictEqual(COMPLETE_TREX_VNFD, generated_vnfd)
+
+ def test_generate_tp_no_vars(self):
+ """ Function to verify traffic profile generation without imix """
+
+ self.maxDiff = None
+ generated_tp = vnfdgen.generate_vnfd(TRAFFIC_PROFILE_TPL, {"imix": {}})
+ self.assertDictEqual(TRAFFIC_PROFILE, generated_tp)
+
+ def test_dict_flatten_empty_dict(self):
+ self.assertEqual(vnfdgen.dict_key_flatten({}), {})
+
+ def test_dict_flatten_int(self):
+ d = {'a': 1, 'b': 2}
+ self.assertEqual(vnfdgen.dict_key_flatten(d), d)
+
+ def test_dict_flatten_str(self):
+ d = {'a': "1", 'b': '2'}
+ self.assertEqual(vnfdgen.dict_key_flatten(d), d)
+
+ def test_dict_flatten_list(self):
+ d = {'a': 1, 'b': list(range(2))}
+ self.assertEqual(vnfdgen.dict_key_flatten(d),
+ {'a': 1, 'b0': 0, 'b1': 1})
+
+ def test_dict_flatten_dict(self):
+ d = {'a': 1, 'b': {x: x for x in list(range(2))}}
+ self.assertEqual(vnfdgen.dict_key_flatten(d),
+ {'a': 1, 'b.0': 0, 'b.1': 1})
+
+ def test_generate_tp_single_var(self):
+ """ Function to verify traffic profile generation with imix """
+
+ generated_tp = \
+ vnfdgen.generate_vnfd(TRAFFIC_PROFILE_TPL,
+ {"imix": {"private": {"imix_small": '20'}}})
+ self.maxDiff = None
+ tp2 = dict(TRAFFIC_PROFILE)
+ tp2["private"][0]["ipv4"]["outer_l2"]["framesize"]["64B"] = '20'
+ self.assertDictEqual(tp2, generated_tp)
diff --git a/tests/unit/network_services/vnf_generic/vnf/__init__.py b/tests/unit/network_services/vnf_generic/vnf/__init__.py
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/tests/unit/network_services/vnf_generic/vnf/__init__.py
diff --git a/tests/unit/network_services/vnf_generic/vnf/test_base.py b/tests/unit/network_services/vnf_generic/vnf/test_base.py
new file mode 100644
index 000000000..b1203f8e8
--- /dev/null
+++ b/tests/unit/network_services/vnf_generic/vnf/test_base.py
@@ -0,0 +1,270 @@
+#!/usr/bin/env python
+
+# 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.
+#
+
+# Unittest for yardstick.network_services.vnf_generic.vnf.test_base
+
+from __future__ import absolute_import
+import unittest
+import mock
+from multiprocessing import Queue
+
+from yardstick.network_services.vnf_generic.vnf.base import \
+ QueueFileWrapper, GenericVNF, GenericTrafficGen
+
+IP_PIPELINE_CFG_FILE_TPL = """
+arp_route_tbl = ({port0_local_ip_hex},{port0_netmask_hex},1,"""
+"""{port1_local_ip_hex}) ({port1_local_ip_hex},{port1_netmask_hex},0,"""
+"""{port0_local_ip_hex})"""
+
+IP_PIPELINE_ND_CFG_FILE_TPL = """
+nd_route_tbl = ({port1_dst_ip_hex6},"""
+"""{port1_dst_netmask_hex6},1,{port1_dst_ip_hex6})"""
+
+
+class TestQueueFileWrapper(unittest.TestCase):
+ def setUp(self):
+ self.prompt = "pipeline>"
+ self.q_in = Queue()
+ self.q_out = Queue()
+
+ def test___init__(self):
+ queue_file_wrapper = \
+ QueueFileWrapper(self.q_in, self.q_out, self.prompt)
+ self.assertEqual(queue_file_wrapper.prompt, self.prompt)
+
+ def test_clear(self):
+ queue_file_wrapper = \
+ QueueFileWrapper(self.q_in, self.q_out, self.prompt)
+ queue_file_wrapper.bufsize = 5
+ queue_file_wrapper.write("pipeline>")
+ queue_file_wrapper.close()
+ self.assertEqual(queue_file_wrapper.q_out.empty(), True)
+
+ def test_close(self):
+ queue_file_wrapper = \
+ QueueFileWrapper(self.q_in, self.q_out, self.prompt)
+ self.assertEqual(None, queue_file_wrapper.close())
+
+ def test_read(self):
+ queue_file_wrapper = \
+ QueueFileWrapper(self.q_in, self.q_out, self.prompt)
+ queue_file_wrapper.q_in.put("pipeline>")
+ self.assertEqual("pipeline>", queue_file_wrapper.read(20))
+
+ def test_write(self):
+ queue_file_wrapper = \
+ QueueFileWrapper(self.q_in, self.q_out, self.prompt)
+ queue_file_wrapper.write("pipeline>")
+ self.assertIsNotNone(queue_file_wrapper.q_out.empty())
+
+
+class TestGenericVNF(unittest.TestCase):
+ VNFD = {'vnfd:vnfd-catalog':
+ {'vnfd':
+ [{'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'},
+ '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'},
+ '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):
+ generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
+ assert generic_vn_f.kpi
+
+ def test_collect_kpi(self):
+ generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
+ self.assertRaises(NotImplementedError, generic_vn_f.collect_kpi)
+
+ def test_get_ip_version(self):
+ ip_addr = "152.16.1.1"
+ generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
+ self.assertEqual(4, generic_vn_f.get_ip_version(ip_addr))
+
+ @mock.patch('yardstick.network_services.vnf_generic.vnf.base.LOG')
+ def test_get_ip_version_error(self, mock_LOG):
+ ip_addr = "152.16.1.1.1"
+ generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
+ self.assertRaises(ValueError, generic_vn_f.get_ip_version(ip_addr))
+
+ def test_ip_to_hex(self):
+ generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
+ hex_ip = generic_vn_f._ip_to_hex("192.168.10.1")
+ self.assertEqual("C0A80A01", hex_ip)
+
+ def test_append_routes(self):
+ generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
+ arp_route = generic_vn_f._append_routes(IP_PIPELINE_CFG_FILE_TPL)
+ expected = '\narp_route_tbl = (98106414,FFFFFF00,0,98106414)' \
+ ' (98102814,FFFFFF00,1,98102814)\n,'
+ self.assertEqual(expected, arp_route)
+
+ def test_append_nd_routes(self):
+ generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
+ nd_route = generic_vn_f._append_nd_routes(IP_PIPELINE_ND_CFG_FILE_TPL)
+ expected = '\nnd_route_tbl = (0064:ff9b:0:0:0:0:9810:6414,112,0,' \
+ '0064:ff9b:0:0:0:0:9810:6414) '\
+ '(0064:ff9b:0:0:0:0:9810:2814,112,'\
+ '1,0064:ff9b:0:0:0:0:9810:2814)\n,'
+ self.assertEqual(expected, nd_route)
+
+ def test_get_port0localip6(self):
+ generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
+ port0_v6 = generic_vn_f._get_port0localip6()
+ expected = '0064:ff9b:0:0:0:0:9810:6414'
+ self.assertEqual(expected, port0_v6)
+
+ def test_get_port1localip6(self):
+ generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
+ port1_v6 = generic_vn_f._get_port1localip6()
+ expected = '0064:ff9b:0:0:0:0:9810:2814'
+ self.assertEqual(expected, port1_v6)
+
+ def test_get_port0prefixip6(self):
+ generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
+ port0_v6 = generic_vn_f._get_port0prefixlen6()
+ self.assertEqual('112', port0_v6)
+
+ def test_get_port1prefixip6(self):
+ generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
+ port1_v6 = generic_vn_f._get_port1prefixlen6()
+ self.assertEqual('112', port1_v6)
+
+ def test_get_port0gateway6(self):
+ generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
+ port0_v6 = generic_vn_f._get_port0gateway6()
+ self.assertEqual('0064:ff9b:0:0:0:0:9810:6414', port0_v6)
+
+ def test_get_port1gateway6(self):
+ generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
+ port1_v6 = generic_vn_f._get_port1gateway6()
+ self.assertEqual('0064:ff9b:0:0:0:0:9810:2814', port1_v6)
+
+ def test_get_dpdk_port_num(self):
+ generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
+ port_num = generic_vn_f._get_dpdk_port_num('xe0')
+ self.assertEqual('0', port_num)
+
+ def test__get_kpi_definition(self):
+ vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
+ generic_vn_f = GenericVNF(vnfd)
+ kpi = \
+ generic_vn_f._get_kpi_definition(vnfd)
+ self.assertEqual(kpi, ['packets_in', 'packets_fwd', 'packets_dropped'])
+
+ def test_instantiate(self):
+ generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
+ self.assertRaises(NotImplementedError,
+ generic_vn_f.instantiate, {}, {})
+
+ def test_scale(self):
+ generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
+ self.assertRaises(NotImplementedError, generic_vn_f.scale)
+
+ def test_terminate(self):
+ generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
+ self.assertRaises(NotImplementedError, generic_vn_f.terminate)
+
+
+class TestGenericTrafficGen(unittest.TestCase):
+ def test___init__(self):
+ vnfd = TestGenericVNF.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
+ generic_traffic_gen = \
+ GenericTrafficGen(vnfd)
+ assert generic_traffic_gen.name == "tgen__1"
+
+ def test_listen_traffic(self):
+ vnfd = TestGenericVNF.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
+ generic_traffic_gen = \
+ GenericTrafficGen(vnfd)
+ traffic_profile = {}
+ self.assertIsNone(generic_traffic_gen.listen_traffic(traffic_profile))
+
+ def test_run_traffic(self):
+ vnfd = TestGenericVNF.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
+ generic_traffic_gen = \
+ GenericTrafficGen(vnfd)
+ traffic_profile = {}
+ self.assertRaises(NotImplementedError,
+ generic_traffic_gen.run_traffic, traffic_profile)
+
+ def test_terminate(self):
+ vnfd = TestGenericVNF.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
+ generic_traffic_gen = \
+ GenericTrafficGen(vnfd)
+ self.assertRaises(NotImplementedError, generic_traffic_gen.terminate)
+
+ def test_verify_traffic(self):
+ vnfd = TestGenericVNF.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
+ generic_traffic_gen = \
+ GenericTrafficGen(vnfd)
+ traffic_profile = {}
+ self.assertIsNone(generic_traffic_gen.verify_traffic(traffic_profile))