c5ebf8deec
Most of the Windows-specific plugins were able to work on other platforms as well, as long as osutils provides the relevant functionalities. This restructuring is an effort for helping future additions of other platforms. Change-Id: I21a35eb6eb8e2439cfdf861c59afc51c3618a779
92 lines
3.3 KiB
Python
92 lines
3.3 KiB
Python
# Copyright 2014 Cloudbase Solutions Srl
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import unittest
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try:
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import unittest.mock as mock
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except ImportError:
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import mock
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import six
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from cloudbaseinit.plugins.common import base
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from cloudbaseinit.plugins.common import mtu
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from cloudbaseinit.utils import dhcp
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@mock.patch('cloudbaseinit.osutils.factory.get_os_utils')
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class MTUPluginTests(unittest.TestCase):
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def setUp(self):
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self._mtu = mtu.MTUPlugin()
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@mock.patch('cloudbaseinit.utils.dhcp.get_dhcp_options')
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def _test_execute(self, mock_get_os_utils,
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mock_get_dhcp_options,
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dhcp_options=None):
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mock_osutils = mock_get_os_utils()
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mock_osutils.get_dhcp_hosts_in_use.return_value = [
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(mock.sentinel.mac_address1, mock.sentinel.dhcp_host1),
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(mock.sentinel.mac_address2, mock.sentinel.dhcp_host2),
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]
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mock_get_dhcp_options.return_value = dhcp_options
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return_value = self._mtu.execute(mock.sentinel.service,
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mock.sentinel.shared_data)
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expected_dhcp_calls = [
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mock.call(mock.sentinel.dhcp_host1, [dhcp.OPTION_MTU]),
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mock.call(mock.sentinel.dhcp_host2, [dhcp.OPTION_MTU]),
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]
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expected_return_value = (base.PLUGIN_EXECUTE_ON_NEXT_BOOT, False)
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self.assertEqual(expected_dhcp_calls,
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mock_get_dhcp_options.mock_calls)
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self.assertEqual(expected_return_value,
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return_value)
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def test_disabled_use_dhcp(self, mock_get_os_utils):
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with mock.patch('cloudbaseinit.plugins.common.'
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'mtu.CONF') as mock_conf:
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mock_conf.mtu_use_dhcp_config = False
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self._mtu.execute(mock.sentinel.service,
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mock.sentinel.shared_data)
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self.assertFalse(
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mock_get_os_utils().get_dhcp_hosts_in_use.called)
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self.assertFalse(
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mock_get_os_utils().set_network_adapter_mtu.called)
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def test_execute_no_data(self, mock_get_os_utils):
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for data in (None, {None: None}):
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self._test_execute(mock_get_os_utils,
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dhcp_options=data)
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self.assertFalse(mock_get_os_utils().set_network_mtu.called)
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def test_execute_success(self, mock_get_os_utils):
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dhcp_options = {dhcp.OPTION_MTU: six.b("\x00\x04")}
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self._test_execute(mock_get_os_utils,
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dhcp_options=dhcp_options)
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mock_osutils = mock_get_os_utils()
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mocked_calls = [
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mock.call(mock.sentinel.mac_address1, 4),
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mock.call(mock.sentinel.mac_address2, 4),
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]
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self.assertEqual(
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mocked_calls,
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mock_osutils.set_network_adapter_mtu.mock_calls)
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