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# Copyright 2014 IBM Corp.
#
# 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.
import os
import mock
from nova import test
from nova.virt.hyperv import constants
from nova.virt.hyperv import pathutils
class PathUtilsTestCase(test.NoDBTestCase):
"""Unit tests for the Hyper-V PathUtils class."""
def setUp(self):
self.fake_instance_dir = os.path.join('C:', 'fake_instance_dir')
self.fake_instance_name = 'fake_instance_name'
self._pathutils = pathutils.PathUtils()
super(PathUtilsTestCase, self).setUp()
def _mock_lookup_configdrive_path(self, ext):
self._pathutils.get_instance_dir = mock.MagicMock(
return_value=self.fake_instance_dir)
def mock_exists(*args, **kwargs):
path = args[0]
return True if path[(path.rfind('.') + 1):] == ext else False
self._pathutils.exists = mock_exists
configdrive_path = self._pathutils.lookup_configdrive_path(
self.fake_instance_name)
return configdrive_path
def test_lookup_configdrive_path(self):
for format_ext in constants.DISK_FORMAT_MAP:
configdrive_path = self._mock_lookup_configdrive_path(format_ext)
fake_path = os.path.join(self.fake_instance_dir,
'configdrive.' + format_ext)
self.assertEqual(configdrive_path, fake_path)
def test_lookup_configdrive_path_non_exist(self):
self._pathutils.get_instance_dir = mock.MagicMock(
return_value=self.fake_instance_dir)
self._pathutils.exists = mock.MagicMock(return_value=False)
configdrive_path = self._pathutils.lookup_configdrive_path(
self.fake_instance_name)
self.assertIsNone(configdrive_path)
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