c01a7a74f0
In Python 3, the mock module is now part of the unittest module. We no longer support Python 2, so there's no reason for the import checks. Change-Id: I7b4d68cba4b587ad9f0121058ba615a9bb0aec93
163 lines
7.3 KiB
Python
163 lines
7.3 KiB
Python
# Copyright 2017 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 os
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import unittest
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import unittest.mock as mock
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from cloudbaseinit import conf as cloudbaseinit_conf
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from cloudbaseinit import exception
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from cloudbaseinit.plugins.common import base
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from cloudbaseinit.plugins.windows import pagefiles
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from cloudbaseinit.tests import testutils
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CONF = cloudbaseinit_conf.CONF
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MODPATH = "cloudbaseinit.plugins.windows.pagefiles.PageFilesPlugin"
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class PageFilesPluginTest(unittest.TestCase):
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def setUp(self):
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self._pagefiles = pagefiles.PageFilesPlugin()
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self._logsnatcher = testutils.LogSnatcher("cloudbaseinit.plugins"
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".windows.pagefiles")
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def _test_get_page_file_volumes_by_mount_point(
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self, mount_points=None, paths=None,
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get_endpoint_side_effect=False):
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mock_osutils = mock.MagicMock()
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mock_get_volume = mock_osutils.get_volume_path_names_by_mount_point
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if get_endpoint_side_effect:
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mock_get_volume.side_effect = exception.ItemNotFoundException
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else:
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mock_get_volume.return_value = paths
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if not mount_points:
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res = self._pagefiles._get_page_file_volumes_by_mount_point(
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mock_osutils)
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self.assertEqual(res, [])
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return
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with testutils.ConfPatcher("page_file_volume_mount_points",
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mount_points):
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if not paths:
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expected_logging = ("Mount point not found: %s"
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% mount_points[0])
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with self._logsnatcher:
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res = (self._pagefiles.
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_get_page_file_volumes_by_mount_point(mock_osutils))
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self.assertEqual(self._logsnatcher.output[0], expected_logging)
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return
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res = self._pagefiles._get_page_file_volumes_by_mount_point(
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mock_osutils)
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self.assertEqual(res, paths)
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def test_get_page_file_volumes_by_mount_point_no_mount_point(self):
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self._test_get_page_file_volumes_by_mount_point(mount_points=[])
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def test_get_page_file_volumes_by_mount_point_no_endpoint(self):
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mount_points = [mock.sentinel.path]
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self._test_get_page_file_volumes_by_mount_point(
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mount_points=mount_points, get_endpoint_side_effect=True)
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def test_get_page_file_volumes_by_mount_point(self):
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mount_points = [mock.sentinel.path]
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paths = [mock.sentinel.file_path]
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self._test_get_page_file_volumes_by_mount_point(
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mount_points=mount_points, paths=paths)
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def _test_get_page_file_volumes_by_label(self, drives=None,
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labels=None, conf_labels=None):
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mock_osutils = mock.MagicMock()
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mock_osutils.get_logical_drives.return_value = drives
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mock_osutils.get_volume_label.return_value = labels
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if not labels:
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res = self._pagefiles._get_page_file_volumes_by_label(mock_osutils)
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self.assertEqual(res, [])
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return
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with testutils.ConfPatcher("page_file_volume_labels",
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conf_labels):
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res = self._pagefiles._get_page_file_volumes_by_label(mock_osutils)
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self.assertEqual(res, drives)
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def test_get_page_file_volumes_by_label_no_labels(self):
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mock_drives = [mock.sentinel.fake_drive]
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self._test_get_page_file_volumes_by_label(drives=mock_drives)
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def test_get_page_file_volumes_by_label_drive_found(self):
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fake_label = "fake_label"
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mock_drives = [mock.sentinel.fake_drive]
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mock_labels = fake_label
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mock_conf_labels = [fake_label]
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self._test_get_page_file_volumes_by_label(drives=mock_drives,
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labels=mock_labels,
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conf_labels=mock_conf_labels)
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@mock.patch(MODPATH + "._get_page_file_volumes_by_label")
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@mock.patch(MODPATH + "._get_page_file_volumes_by_mount_point")
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def test_get_page_file_volumes(self, mock_get_by_mount_point,
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mock_get_by_label):
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mock_osutils = mock.MagicMock()
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mock_get_by_mount_point.return_value = [mock.sentinel.path_mount]
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mock_get_by_label.return_value = [mock.sentinel.path_label]
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self._pagefiles._get_page_file_volumes(mock_osutils)
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mock_get_by_label.assert_called_once_with(mock_osutils)
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mock_get_by_mount_point.assert_called_once_with(mock_osutils)
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@mock.patch('cloudbaseinit.osutils.factory.get_os_utils')
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@mock.patch(MODPATH + "._get_page_file_volumes")
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def _test_execute(self, mock_get_page_file_volumes,
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mock_get_os_utils, file_volumes=None,
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get_page_files_res=None):
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mock_service = mock.Mock()
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mock_shared_data = mock.Mock()
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mock_osutils = mock.Mock()
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mock_get_os_utils.return_value = mock_osutils
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mock_get_page_file_volumes.return_value = file_volumes
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mock_osutils.get_page_files.return_value = get_page_files_res
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mock_osutils.set_page_files.return_value = file_volumes
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if not file_volumes:
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expected_res = (base.PLUGIN_EXECUTE_ON_NEXT_BOOT, False)
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expected_logging = [
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"No page file volume found, skipping configuration"]
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with self._logsnatcher:
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res = self._pagefiles.execute(mock_service, mock_shared_data)
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self.assertEqual(res, expected_res)
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self.assertEqual(self._logsnatcher.output, expected_logging)
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mock_get_page_file_volumes.assert_called_once_with(mock_osutils)
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return
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with self._logsnatcher:
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expected_file = [
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(os.path.join(file_volumes[0], "pagefile.sys"), 0, 0)]
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expected_logging = [
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"Page file configuration set: %s" % expected_file]
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expected_res = (base.PLUGIN_EXECUTE_ON_NEXT_BOOT, True)
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res = self._pagefiles.execute(mock_service, mock_shared_data)
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self.assertEqual(res, expected_res)
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self.assertEqual(self._logsnatcher.output, expected_logging)
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mock_osutils.get_page_files.assert_called_once_with()
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mock_osutils.set_page_files.assert_called_once_with(expected_file)
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def test_execute_no_page_file(self):
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self._test_execute(file_volumes=[])
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def test_execute_page_files_found(self):
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mock_file_volumes = [str(mock.sentinel.fake_file)]
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self._test_execute(file_volumes=mock_file_volumes,
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get_page_files_res=[])
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def test_get_os_requirements(self):
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res = self._pagefiles.get_os_requirements()
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expected_res = ('win32', (5, 2))
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self.assertEqual(res, expected_res)
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