/usr/lib/python3/dist-packages/os_win/tests/test_utils.py is in python3-os-win 1.2.0-2.
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#
# 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.
"""
Unit tests for the os_win._utils module.
"""
import mock
from oslotest import base
from os_win import _utils
from os_win import exceptions
class UtilsTestCase(base.BaseTestCase):
@mock.patch('oslo_concurrency.processutils.execute')
def test_execute(self, mock_execute):
_utils.execute(mock.sentinel.cmd, kwarg=mock.sentinel.kwarg)
mock_execute.assert_called_once_with(mock.sentinel.cmd,
kwarg=mock.sentinel.kwarg)
def test_parse_server_string(self):
result = _utils.parse_server_string('::1')
self.assertEqual(('::1', ''), result)
result = _utils.parse_server_string('[::1]:8773')
self.assertEqual(('::1', '8773'), result)
result = _utils.parse_server_string('2001:db8::192.168.1.1')
self.assertEqual(('2001:db8::192.168.1.1', ''), result)
result = _utils.parse_server_string('[2001:db8::192.168.1.1]:8773')
self.assertEqual(('2001:db8::192.168.1.1', '8773'), result)
result = _utils.parse_server_string('192.168.1.1')
self.assertEqual(('192.168.1.1', ''), result)
result = _utils.parse_server_string('192.168.1.2:8773')
self.assertEqual(('192.168.1.2', '8773'), result)
result = _utils.parse_server_string('192.168.1.3')
self.assertEqual(('192.168.1.3', ''), result)
result = _utils.parse_server_string('www.example.com:8443')
self.assertEqual(('www.example.com', '8443'), result)
result = _utils.parse_server_string('www.example.com')
self.assertEqual(('www.example.com', ''), result)
# error case
result = _utils.parse_server_string('www.exa:mple.com:8443')
self.assertEqual(('', ''), result)
result = _utils.parse_server_string('')
self.assertEqual(('', ''), result)
def _get_fake_func_with_retry_decorator(self, side_effect,
*args, **kwargs):
func_side_effect = mock.Mock(side_effect=side_effect)
@_utils.retry_decorator(*args, **kwargs)
def fake_func(*_args, **_kwargs):
return func_side_effect(*_args, **_kwargs)
return fake_func, func_side_effect
@mock.patch.object(_utils, 'time')
def test_retry_decorator(self, mock_time):
err_code = 1
max_retry_count = 5
max_sleep_time = 2
timeout = max_retry_count + 1
mock_time.time.side_effect = range(timeout)
raised_exc = exceptions.Win32Exception(message='fake_exc',
error_code=err_code)
side_effect = [raised_exc] * max_retry_count
side_effect.append(mock.sentinel.ret_val)
(fake_func,
fake_func_side_effect) = self._get_fake_func_with_retry_decorator(
error_codes=err_code,
exceptions=exceptions.Win32Exception,
max_retry_count=max_retry_count,
max_sleep_time=max_sleep_time,
timeout=timeout,
side_effect=side_effect)
ret_val = fake_func(mock.sentinel.arg,
kwarg=mock.sentinel.kwarg)
self.assertEqual(mock.sentinel.ret_val, ret_val)
fake_func_side_effect.assert_has_calls(
[mock.call(mock.sentinel.arg, kwarg=mock.sentinel.kwarg)] *
(max_retry_count + 1))
self.assertEqual(max_retry_count + 1, mock_time.time.call_count)
mock_time.sleep.assert_has_calls(
[mock.call(sleep_time)
for sleep_time in [1, 2, 2, 2, 1]])
@mock.patch.object(_utils, 'time')
def _test_retry_decorator_exceeded(self, mock_time, expected_try_count,
mock_time_side_eff=None,
timeout=None, max_retry_count=None):
raised_exc = exceptions.Win32Exception(message='fake_exc')
mock_time.time.side_effect = mock_time_side_eff
(fake_func,
fake_func_side_effect) = self._get_fake_func_with_retry_decorator(
exceptions=exceptions.Win32Exception,
timeout=timeout,
side_effect=raised_exc)
self.assertRaises(exceptions.Win32Exception, fake_func)
fake_func_side_effect.assert_has_calls(
[mock.call()] * expected_try_count)
def test_retry_decorator_tries_exceeded(self):
self._test_retry_decorator_exceeded(
max_retry_count=2,
expected_try_count=3)
def test_retry_decorator_time_exceeded(self):
self._test_retry_decorator_exceeded(
mock_time_side_eff=[0, 1, 4],
timeout=3,
expected_try_count=1)
@mock.patch('time.sleep')
def _test_retry_decorator_no_retry(self, mock_sleep,
expected_exceptions=(),
expected_error_codes=()):
err_code = 1
raised_exc = exceptions.Win32Exception(message='fake_exc',
error_code=err_code)
fake_func, fake_func_side_effect = (
self._get_fake_func_with_retry_decorator(
error_codes=expected_error_codes,
exceptions=expected_exceptions,
side_effect=raised_exc))
self.assertRaises(exceptions.Win32Exception,
fake_func, mock.sentinel.arg,
fake_kwarg=mock.sentinel.kwarg)
self.assertFalse(mock_sleep.called)
fake_func_side_effect.assert_called_once_with(
mock.sentinel.arg, fake_kwarg=mock.sentinel.kwarg)
def test_retry_decorator_unexpected_err_code(self):
self._test_retry_decorator_no_retry(
expected_exceptions=exceptions.Win32Exception,
expected_error_codes=2)
def test_retry_decorator_unexpected_exc(self):
self._test_retry_decorator_no_retry(
expected_exceptions=(IOError, AttributeError))
@mock.patch('socket.getaddrinfo')
def test_get_ips(self, mock_getaddrinfo):
ips = ['1.2.3.4', '5.6.7.8']
mock_getaddrinfo.return_value = [
(None, None, None, None, (ip, 0)) for ip in ips]
resulted_ips = _utils.get_ips(mock.sentinel.addr)
self.assertEqual(ips, resulted_ips)
mock_getaddrinfo.assert_called_once_with(
mock.sentinel.addr, None, 0, 0, 0)
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