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# Copyright (c) 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.
import mock
import unittest
from oslo_utils import encodeutils
from yardstick.common import exceptions
from yardstick.common import process
class ProcessTestcase(unittest.TestCase):
def test_check_if_procces_failed_None(self):
p = mock.MagicMock(**{"exitcode": None, "name": "debug"})
process.check_if_process_failed(p)
def test_check_if_procces_failed_0(self):
p = mock.MagicMock(**{"exitcode": 0, "name": "debug"})
process.check_if_process_failed(p)
def test_check_if_procces_failed_1(self):
p = mock.MagicMock(**{"exitcode": 1, "name": "debug"})
with self.assertRaises(RuntimeError):
process.check_if_process_failed(p)
@mock.patch("yardstick.common.process.multiprocessing")
class TerminateChildrenTestcase(unittest.TestCase):
def test_some_children(self, mock_multiprocessing):
p1 = mock.MagicMock()
p2 = mock.MagicMock()
mock_multiprocessing.active_children.return_value = [p1, p2]
process.terminate_children()
def test_no_children(self, mock_multiprocessing):
mock_multiprocessing.active_children.return_value = []
process.terminate_children()
class ExecuteTestCase(unittest.TestCase):
RET_CODE_OK = 0
RET_CODE_WRONG = 1
def setUp(self):
self._mock_create_process = mock.patch.object(process,
'create_process')
self.mock_create_process = self._mock_create_process.start()
self.obj = mock.Mock()
self.cmd = mock.Mock()
self.obj.communicate = mock.Mock()
self.stdout = 'std out'
self.stderr = 'std err'
self.obj.communicate.return_value = (self.stdout, self.stderr)
self.mock_create_process.return_value = (self.obj, self.cmd)
self.input_cmd = 'input cmd'
self.additional_env = mock.Mock()
def test_execute_with_input(self):
process_input = 'process input'
self.obj.returncode = self.RET_CODE_OK
out = process.execute(self.input_cmd, process_input=process_input,
additional_env=self.additional_env)
self.obj.communicate.assert_called_once_with(
encodeutils.to_utf8(process_input))
self.mock_create_process.assert_called_once_with(
self.input_cmd, run_as_root=False,
additional_env=self.additional_env)
self.assertEqual(self.stdout, out)
def test_execute_no_input(self):
self.obj.returncode = self.RET_CODE_OK
out = process.execute(self.input_cmd,
additional_env=self.additional_env)
self.obj.communicate.assert_called_once_with(None)
self.mock_create_process.assert_called_once_with(
self.input_cmd, run_as_root=False,
additional_env=self.additional_env)
self.assertEqual(self.stdout, out)
def test_execute_exception(self):
self.obj.returncode = self.RET_CODE_WRONG
self.assertRaises(exceptions.ProcessExecutionError, process.execute,
self.input_cmd, additional_env=self.additional_env)
self.obj.communicate.assert_called_once_with(None)
def test_execute_with_extra_code(self):
self.obj.returncode = self.RET_CODE_WRONG
out = process.execute(self.input_cmd,
additional_env=self.additional_env,
extra_ok_codes=[self.RET_CODE_WRONG])
self.obj.communicate.assert_called_once_with(None)
self.mock_create_process.assert_called_once_with(
self.input_cmd, run_as_root=False,
additional_env=self.additional_env)
self.assertEqual(self.stdout, out)
def test_execute_exception_no_check(self):
self.obj.returncode = self.RET_CODE_WRONG
out = process.execute(self.input_cmd,
additional_env=self.additional_env,
check_exit_code=False)
self.obj.communicate.assert_called_once_with(None)
self.mock_create_process.assert_called_once_with(
self.input_cmd, run_as_root=False,
additional_env=self.additional_env)
self.assertEqual(self.stdout, out)
class CreateProcessTestCase(unittest.TestCase):
@mock.patch.object(process, 'subprocess_popen')
def test_process_string_command(self, mock_subprocess_popen):
cmd = 'command'
obj = mock.Mock()
mock_subprocess_popen.return_value = obj
out1, out2 = process.create_process(cmd)
self.assertEqual(obj, out1)
self.assertEqual([cmd], out2)
@mock.patch.object(process, 'subprocess_popen')
def test_process_list_command(self, mock_subprocess_popen):
cmd = ['command']
obj = mock.Mock()
mock_subprocess_popen.return_value = obj
out1, out2 = process.create_process(cmd)
self.assertEqual(obj, out1)
self.assertEqual(cmd, out2)
@mock.patch.object(process, 'subprocess_popen')
def test_process_with_env(self, mock_subprocess_popen):
cmd = ['command']
obj = mock.Mock()
additional_env = {'var1': 'value1'}
mock_subprocess_popen.return_value = obj
out1, out2 = process.create_process(cmd, additional_env=additional_env)
self.assertEqual(obj, out1)
self.assertEqual(['env', 'var1=value1'] + cmd, out2)
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