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#!/usr/bin/python
# Copyright 2018 Google Inc. 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.
"""Unittest for utils.py module."""
import subprocess
from google_compute_engine.distro_lib.sles_12 import utils
from google_compute_engine.test_compat import builtin
from google_compute_engine.test_compat import mock
from google_compute_engine.test_compat import unittest
class UtilsTest(unittest.TestCase):
def setUp(self):
self.mock_logger = mock.Mock()
self.mock_setup = mock.create_autospec(utils.Utils)
self.mock_setup.network_path = '/etc/sysconfig/network'
def testEnableNetworkInterfacesWithSingleNic(self):
mocks = mock.Mock()
utils.Utils.EnableNetworkInterfaces(
self.mock_setup, ['eth0'], self.mock_logger)
expected_calls = []
self.assertEqual(mocks.mock_calls, expected_calls)
def testEnableNetworkInterfacesWithMultipleNics(self):
mocks = mock.Mock()
mocks.attach_mock(self.mock_setup._WriteIfcfg, 'writeIfcfg')
mocks.attach_mock(self.mock_setup._Ifup, 'ifup')
utils.Utils.EnableNetworkInterfaces(
self.mock_setup, ['eth0', 'eth1', 'eth2'], self.mock_logger)
expected_calls = [
mock.call.writeIfcfg(['eth1', 'eth2'], mock.ANY),
mock.call.ifup(['eth1', 'eth2'], mock.ANY),
]
self.assertEqual(mocks.mock_calls, expected_calls)
def testWriteIfcfg(self):
mocks = mock.Mock()
mock_open = mock.mock_open()
mocks.attach_mock(mock_open, 'open')
with mock.patch('%s.open' % builtin, mock_open, create=False):
utils.Utils._WriteIfcfg(
self.mock_setup, ['eth1', 'eth2'], self.mock_logger)
expected_calls = [
mock.call.open('/etc/sysconfig/network/ifcfg-eth1', 'w'),
mock.call.open().__enter__(),
mock.call.open().write(mock.ANY),
mock.call.open().__exit__(None, None, None),
mock.call.open('/etc/sysconfig/network/ifcfg-eth2', 'w'),
mock.call.open().__enter__(),
mock.call.open().write(mock.ANY),
mock.call.open().__exit__(None, None, None),
]
self.assertEqual(mocks.mock_calls, expected_calls)
@mock.patch(
'google_compute_engine.distro_lib.sles_12.utils.subprocess.check_call')
def testIfup(self, mock_call):
mocks = mock.Mock()
mocks.attach_mock(mock_call, 'call')
mocks.attach_mock(self.mock_logger, 'logger')
mock_call.side_effect = [
None, subprocess.CalledProcessError(1, 'Test'),
]
utils.Utils._Ifup(self.mock_setup, ['eth1', 'eth2'], self.mock_logger)
utils.Utils._Ifup(self.mock_setup, ['eth1', 'eth2'], self.mock_logger)
expectedIfupCall = [
'/usr/sbin/wicked', 'ifup', '--timeout', '1', 'eth1', 'eth2',
]
expected_calls = [
mock.call.call(expectedIfupCall),
mock.call.call(expectedIfupCall),
mock.call.logger.warning(mock.ANY, ['eth1', 'eth2']),
]
self.assertEqual(mocks.mock_calls, expected_calls)
@mock.patch('google_compute_engine.distro_lib.helpers.CallHwclock')
def testHandleClockSync(self, mock_call):
mocks = mock.Mock()
mocks.attach_mock(mock_call, 'call')
utils.Utils.HandleClockSync(self.mock_setup, self.mock_logger)
expected_calls = [mock.call.call(mock.ANY)]
self.assertEqual(mocks.mock_calls, expected_calls)
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