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# 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 __future__ import division
import unittest
import mock
import subprocess
from yardstick.network_services.helpers.cpu import \
CpuSysCores
class TestCpuSysCores(unittest.TestCase):
def setUp(self):
self._mock_ssh = mock.patch("yardstick.ssh.SSH")
self.mock_ssh = self._mock_ssh.start()
self.addCleanup(self._cleanup)
def _cleanup(self):
self._mock_ssh.stop()
def test___init__(self):
self.mock_ssh.execute.return_value = 1, "", ""
self.mock_ssh.put.return_value = 1, "", ""
cpu_topo = CpuSysCores(self.mock_ssh)
self.assertIsNotNone(cpu_topo.connection)
def test__get_core_details(self):
with mock.patch("yardstick.ssh.SSH") as ssh:
ssh_mock = mock.Mock(autospec=ssh.SSH)
ssh_mock.execute = \
mock.Mock(return_value=(1, "", ""))
ssh_mock.put = \
mock.Mock(return_value=(1, "", ""))
cpu_topo = CpuSysCores(ssh_mock)
subprocess.check_output = mock.Mock(return_value=0)
lines = ["cpu:1", "topo:2", ""]
self.assertEqual([{'topo': '2', 'cpu': '1'}],
cpu_topo._get_core_details(lines))
def test_get_core_socket(self):
with mock.patch("yardstick.ssh.SSH") as ssh:
ssh_mock = mock.Mock(autospec=ssh.SSH)
ssh_mock.execute = \
mock.Mock(return_value=(1, "cpu:1\ntest:2\n \n", ""))
ssh_mock.put = \
mock.Mock(return_value=(1, "", ""))
cpu_topo = CpuSysCores(ssh_mock)
subprocess.check_output = mock.Mock(return_value=0)
cpu_topo._get_core_details = \
mock.Mock(side_effect=[[{'Core(s) per socket': '2', 'Thread(s) per core': '1'}],
[{'physical id': '2', 'processor': '1'}]])
self.assertEqual({'thread_per_core': '1', '2': ['1'],
'cores_per_socket': '2'},
cpu_topo.get_core_socket())
def test_validate_cpu_cfg(self):
with mock.patch("yardstick.ssh.SSH") as ssh:
ssh_mock = mock.Mock(autospec=ssh.SSH)
ssh_mock.execute = \
mock.Mock(return_value=(1, "cpu:1\ntest:2\n \n", ""))
ssh_mock.put = \
mock.Mock(return_value=(1, "", ""))
cpu_topo = CpuSysCores(ssh_mock)
subprocess.check_output = mock.Mock(return_value=0)
cpu_topo._get_core_details = \
mock.Mock(side_effect=[[{'Core(s) per socket': '2', 'Thread(s) per core': '1'}],
[{'physical id': '2', 'processor': '1'}]])
cpu_topo.core_map = \
{'thread_per_core': '1', '2': ['1'], 'cores_per_socket': '2'}
self.assertEqual(-1, cpu_topo.validate_cpu_cfg())
def test_validate_cpu_cfg_2t(self):
with mock.patch("yardstick.ssh.SSH") as ssh:
ssh_mock = mock.Mock(autospec=ssh.SSH)
ssh_mock.execute = \
mock.Mock(return_value=(1, "cpu:1\ntest:2\n \n", ""))
ssh_mock.put = \
mock.Mock(return_value=(1, "", ""))
cpu_topo = CpuSysCores(ssh_mock)
subprocess.check_output = mock.Mock(return_value=0)
cpu_topo._get_core_details = \
mock.Mock(side_effect=[[{'Core(s) per socket': '2', 'Thread(s) per core': '1'}],
[{'physical id': '2', 'processor': '1'}]])
cpu_topo.core_map = \
{'thread_per_core': 1, '2': ['1'], 'cores_per_socket': '2'}
vnf_cfg = {'lb_config': 'SW', 'lb_count': 1, 'worker_config':
'1C/2T', 'worker_threads': 1}
self.assertEqual(-1, cpu_topo.validate_cpu_cfg(vnf_cfg))
def test_validate_cpu_cfg_fail(self):
with mock.patch("yardstick.ssh.SSH") as ssh:
ssh_mock = mock.Mock(autospec=ssh.SSH)
ssh_mock.execute = \
mock.Mock(return_value=(1, "cpu:1\ntest:2\n \n", ""))
ssh_mock.put = \
mock.Mock(return_value=(1, "", ""))
cpu_topo = CpuSysCores(ssh_mock)
subprocess.check_output = mock.Mock(return_value=0)
cpu_topo._get_core_details = \
mock.Mock(side_effect=[[{'Core(s) per socket': '2', 'Thread(s) per core': '1'}],
[{'physical id': '2', 'processor': '1'}]])
cpu_topo.core_map = \
{'thread_per_core': 1, '2': [1], 'cores_per_socket': 2}
vnf_cfg = {'lb_config': 'SW', 'lb_count': 1, 'worker_config':
'1C/1T', 'worker_threads': 1}
self.assertEqual(-1, cpu_topo.validate_cpu_cfg(vnf_cfg))
def test_get_cpu_layout(self):
with mock.patch("yardstick.ssh.SSH") as ssh:
ssh_mock = mock.Mock(autospec=ssh.SSH)
ssh_mock.execute = \
mock.Mock(
return_value=(1, "# CPU,Core,Socket,Node,,L1d,L1i,L2,L3\n'"
"0,0,0,0,,0,0,0,0\n"
"1,1,0,0,,1,1,1,0\n", ""))
ssh_mock.put = \
mock.Mock(return_value=(1, "", ""))
cpu_topo = CpuSysCores(ssh_mock)
subprocess.check_output = mock.Mock(return_value=0)
self.assertEqual({'cpuinfo': [[0, 0, 0, 0, 0, 0, 0, 0, 0],
[1, 1, 0, 0, 0, 1, 1, 1, 0]]},
cpu_topo.get_cpu_layout())
def test__str2int(self):
self.assertEqual(1, CpuSysCores._str2int("1"))
def test__str2int_error(self):
self.assertEqual(0, CpuSysCores._str2int("err"))
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