/usr/lib/python3/dist-packages/os_win/tests/unit/test_processutils.py is in python3-os-win 3.0.0-0ubuntu1.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 | # Copyright 2017 Cloudbase Solutions Srl
#
# All Rights Reserved.
#
# 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 ddt
import mock
from os_win.tests.unit import test_base
from os_win.utils import processutils
from os_win.utils.winapi import constants as w_const
@ddt.ddt
class ProcessUtilsTestCase(test_base.OsWinBaseTestCase):
def setUp(self):
super(ProcessUtilsTestCase, self).setUp()
self._setup_lib_mocks()
self._procutils = processutils.ProcessUtils()
self._procutils._win32_utils = mock.Mock()
self._win32_utils = self._procutils._win32_utils
self._mock_run = self._win32_utils.run_and_check_output
self.addCleanup(mock.patch.stopall)
def _setup_lib_mocks(self):
self._ctypes = mock.Mock()
# This is used in order to easily make assertions on the variables
# passed by reference.
self._ctypes.byref = lambda x: (x, "byref")
self._ctypes.c_wchar_p = lambda x: (x, 'c_wchar_p')
self._ctypes.sizeof = lambda x: (x, 'sizeof')
self._ctypes_patcher = mock.patch.multiple(
processutils, ctypes=self._ctypes)
self._ctypes_patcher.start()
self._mock_kernel32 = mock.Mock()
mock.patch.multiple(processutils,
kernel32=self._mock_kernel32).start()
def test_create_job_object(self):
job_handle = self._procutils.create_job_object(mock.sentinel.name)
self._mock_run.assert_called_once_with(
self._mock_kernel32.CreateJobObjectW,
None,
self._ctypes.c_wchar_p(mock.sentinel.name),
error_ret_vals=[None],
kernel32_lib_func=True)
self.assertEqual(self._mock_run.return_value, job_handle)
def test_set_information_job_object(self):
self._procutils.set_information_job_object(
mock.sentinel.job_handle,
mock.sentinel.job_info_class,
mock.sentinel.job_info)
self._mock_run.assert_called_once_with(
self._mock_kernel32.SetInformationJobObject,
mock.sentinel.job_handle,
mock.sentinel.job_info_class,
self._ctypes.byref(mock.sentinel.job_info),
self._ctypes.sizeof(mock.sentinel.job_info),
kernel32_lib_func=True)
def test_assign_process_to_job_object(self):
self._procutils.assign_process_to_job_object(
mock.sentinel.job_handle,
mock.sentinel.process_handle)
self._mock_run.assert_called_once_with(
self._mock_kernel32.AssignProcessToJobObject,
mock.sentinel.job_handle,
mock.sentinel.process_handle,
kernel32_lib_func=True)
def test_open_process(self):
process_handle = self._procutils.open_process(
mock.sentinel.pid,
mock.sentinel.desired_access,
mock.sentinel.inherit_handle)
self._mock_run.assert_called_once_with(
self._mock_kernel32.OpenProcess,
mock.sentinel.desired_access,
mock.sentinel.inherit_handle,
mock.sentinel.pid,
error_ret_vals=[None],
kernel32_lib_func=True)
self.assertEqual(self._mock_run.return_value, process_handle)
@ddt.data({},
{'assign_job_exc': Exception})
@ddt.unpack
@mock.patch.object(processutils.ProcessUtils, 'open_process')
@mock.patch.object(processutils.ProcessUtils, 'create_job_object')
@mock.patch.object(processutils.ProcessUtils,
'set_information_job_object')
@mock.patch.object(processutils.ProcessUtils,
'assign_process_to_job_object')
@mock.patch.object(processutils.kernel32_struct,
'JOBOBJECT_EXTENDED_LIMIT_INFORMATION')
def test_kill_process_on_job_close(self, mock_job_limit_struct,
mock_assign_job,
mock_set_job_info,
mock_create_job,
mock_open_process,
assign_job_exc=None):
mock_assign_job.side_effect = assign_job_exc
mock_open_process.return_value = mock.sentinel.process_handle
mock_create_job.return_value = mock.sentinel.job_handle
if assign_job_exc:
self.assertRaises(assign_job_exc,
self._procutils.kill_process_on_job_close,
mock.sentinel.pid)
else:
self._procutils.kill_process_on_job_close(mock.sentinel.pid)
mock_open_process.assert_called_once_with(
mock.sentinel.pid,
w_const.PROCESS_SET_QUOTA | w_const.PROCESS_TERMINATE)
mock_create_job.assert_called_once_with()
mock_job_limit_struct.assert_called_once_with()
mock_job_limit = mock_job_limit_struct.return_value
self.assertEqual(w_const.JOB_OBJECT_LIMIT_KILL_ON_JOB_CLOSE,
mock_job_limit.BasicLimitInformation.LimitFlags)
mock_set_job_info.assert_called_once_with(
mock.sentinel.job_handle,
w_const.JobObjectExtendedLimitInformation,
mock_job_limit)
mock_assign_job.assert_called_once_with(
mock.sentinel.job_handle,
mock.sentinel.process_handle)
exp_closed_handles = [mock.sentinel.process_handle]
if assign_job_exc:
exp_closed_handles.append(mock.sentinel.job_handle)
self._win32_utils.close_handle.assert_has_calls(
[mock.call(handle) for handle in exp_closed_handles])
@ddt.data({},
{'wait_exc': Exception})
@ddt.unpack
@mock.patch.object(processutils.ProcessUtils, 'open_process')
def test_wait_for_multiple_processes(self, mock_open_process,
wait_exc=None):
pids = [mock.sentinel.pid0, mock.sentinel.pid1]
phandles = [mock.sentinel.process_handle_0,
mock.sentinel.process_handle_1]
mock_wait = self._win32_utils.wait_for_multiple_objects
mock_wait.side_effect = wait_exc
mock_open_process.side_effect = phandles
if wait_exc:
self.assertRaises(wait_exc,
self._procutils.wait_for_multiple_processes,
pids,
mock.sentinel.wait_all,
mock.sentinel.milliseconds)
else:
self._procutils.wait_for_multiple_processes(
pids,
mock.sentinel.wait_all,
mock.sentinel.milliseconds)
mock_open_process.assert_has_calls(
[mock.call(pid,
desired_access=w_const.SYNCHRONIZE)
for pid in pids])
self._win32_utils.close_handle.assert_has_calls(
[mock.call(handle) for handle in phandles])
mock_wait.assert_called_once_with(phandles,
mock.sentinel.wait_all,
mock.sentinel.milliseconds)
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