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# Copyright 2014 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.
"""
Unit tests for the Hyper-V utils factory.
"""
import inspect
from unittest import mock
from oslo_config import cfg
from oslo_utils import importutils
from os_win import exceptions
from os_win.tests.unit import test_base
from os_win.utils.compute import clusterutils
from os_win.utils.compute import livemigrationutils
from os_win.utils.compute import migrationutils
from os_win.utils.compute import rdpconsoleutils
from os_win.utils.compute import vmutils
from os_win.utils.dns import dnsutils
from os_win.utils import hostutils
from os_win.utils.io import ioutils
from os_win.utils.network import networkutils
from os_win.utils import pathutils
from os_win.utils import processutils
from os_win.utils.storage import diskutils
from os_win.utils.storage.initiator import iscsi_utils
from os_win.utils.storage import smbutils
from os_win.utils.storage.virtdisk import vhdutils
from os_win import utilsfactory
CONF = cfg.CONF
class TestHyperVUtilsFactory(test_base.OsWinBaseTestCase):
@mock.patch.object(utilsfactory.utils, 'get_windows_version')
def test_get_class_unsupported_win_version(self, mock_get_windows_version):
mock_get_windows_version.return_value = '5.2'
self.assertRaises(exceptions.HyperVException, utilsfactory._get_class,
'hostutils')
def test_get_class_unsupported_class_type(self):
self.assertRaises(exceptions.HyperVException,
utilsfactory._get_class,
'invalid_class_type')
@mock.patch.object(utilsfactory.utils, 'get_windows_version')
def _check_get_class(self, mock_get_windows_version, expected_class,
class_type, windows_version='6.2', **kwargs):
mock_get_windows_version.return_value = windows_version
method = getattr(utilsfactory, 'get_%s' % class_type)
instance = method(**kwargs)
self.assertEqual(expected_class, type(instance))
return instance
def test_get_vmutils(self):
instance = self._check_get_class(expected_class=vmutils.VMUtils,
class_type='vmutils',
host=mock.sentinel.host)
self.assertEqual(mock.sentinel.host, instance._host)
def test_get_vhdutils(self):
self._check_get_class(expected_class=vhdutils.VHDUtils,
class_type='vhdutils')
def test_get_networkutils(self):
self._check_get_class(expected_class=networkutils.NetworkUtils,
class_type='networkutils')
def test_get_networkutilsr2(self):
self._check_get_class(expected_class=networkutils.NetworkUtilsR2,
class_type='networkutils',
windows_version='6.3')
def test_get_hostutils(self):
self._check_get_class(expected_class=hostutils.HostUtils,
class_type='hostutils')
def test_get_pathutils(self):
self._check_get_class(expected_class=pathutils.PathUtils,
class_type='pathutils')
def test_get_livemigrationutils(self):
self._check_get_class(
expected_class=livemigrationutils.LiveMigrationUtils,
class_type='livemigrationutils')
@mock.patch.object(smbutils.SMBUtils, '__init__',
lambda *args, **kwargs: None)
def test_get_smbutils(self):
self._check_get_class(expected_class=smbutils.SMBUtils,
class_type='smbutils')
def test_get_rdpconsoleutils(self):
self._check_get_class(expected_class=rdpconsoleutils.RDPConsoleUtils,
class_type='rdpconsoleutils')
def test_get_iscsi_initiator_utils(self):
self._check_get_class(expected_class=iscsi_utils.ISCSIInitiatorUtils,
class_type='iscsi_initiator_utils')
@mock.patch('os_win.utils.storage.initiator.fc_utils.FCUtils')
def test_get_fc_utils(self, mock_cls_fcutils):
self._check_get_class(
expected_class=type(mock_cls_fcutils.return_value),
class_type='fc_utils')
def test_get_diskutils(self):
self._check_get_class(
expected_class=diskutils.DiskUtils,
class_type='diskutils')
@mock.patch.object(clusterutils.ClusterUtils, '_init_hyperv_conn')
def test_get_clusterutils(self, mock_init_conn):
self._check_get_class(
expected_class=clusterutils.ClusterUtils,
class_type='clusterutils')
def test_get_dnsutils(self):
self._check_get_class(
expected_class=dnsutils.DNSUtils,
class_type='dnsutils')
def test_get_migrationutils(self):
self._check_get_class(
expected_class=migrationutils.MigrationUtils,
class_type='migrationutils')
def test_get_processutils(self):
self._check_get_class(
expected_class=processutils.ProcessUtils,
class_type='processutils')
def test_get_ioutils(self):
self._check_get_class(
expected_class=ioutils.IOUtils,
class_type='ioutils')
def test_utils_public_signatures(self):
for module_name in utilsfactory.utils_map.keys():
classes = utilsfactory.utils_map[module_name]
if len(classes) < 2:
continue
base_class_dict = classes[0]
base_class = importutils.import_object(base_class_dict['path'])
for i in range(1, len(classes)):
tested_class_dict = classes[i]
tested_class = importutils.import_object(
tested_class_dict['path'])
self.assertPublicAPISignatures(base_class, tested_class)
self.assertPublicAPISignatures(tested_class, base_class)
def assertPublicAPISignatures(self, baseinst, inst):
def get_public_apis(inst):
methods = {}
for (name, value) in inspect.getmembers(inst, inspect.ismethod):
if name.startswith("_"):
continue
methods[name] = value
return methods
baseclass = baseinst.__class__.__name__
basemethods = get_public_apis(baseinst)
implmethods = get_public_apis(inst)
extranames = [name for name in sorted(implmethods.keys()) if
name not in basemethods]
self.assertEqual([], extranames,
"public methods not listed in class %s" % baseclass)
for name in sorted(implmethods.keys()):
baseargs = inspect.getfullargspec(basemethods[name])
implargs = inspect.getfullargspec(implmethods[name])
self.assertEqual(baseargs, implargs,
"%s args don't match class %s" %
(name, baseclass))
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