nova-powervm/nova_powervm/tests/virt/powervm/disk/test_driver.py

89 lines
3.4 KiB
Python

# Copyright IBM Corp. and contributors
#
# 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.
import fixtures
import mock
from nova import test
from pypowervm import const as pvm_const
from nova_powervm.tests.virt.powervm.disk import fake_adapter
from nova_powervm.tests.virt.powervm import fixtures as fx
class TestDiskAdapter(test.NoDBTestCase):
"""Unit Tests for the generic storage driver."""
def setUp(self):
super(TestDiskAdapter, self).setUp()
self.useFixture(fx.ImageAPI())
# Return the mgmt uuid
self.mgmt_uuid = self.useFixture(fixtures.MockPatch(
'nova_powervm.virt.powervm.mgmt.mgmt_uuid')).mock
self.mgmt_uuid.return_value = 'mp_uuid'
# The values (adapter and host uuid) are not used in the base.
# Default them to None. We use the fake adapter here because we can't
# instantiate DiskAdapter which is an abstract base class.
self.st_adpt = fake_adapter.FakeDiskAdapter(None, None)
def test_get_info(self):
# Ensure the base method returns empty dict
self.assertEqual({}, self.st_adpt.get_info())
def test_validate(self):
# Ensure the base method returns error message
self.assertIsNotNone(self.st_adpt.validate(None))
@mock.patch("pypowervm.util.sanitize_file_name_for_api")
def test_get_disk_name(self, mock_san):
inst = mock.Mock()
inst.configure_mock(name='a_name_that_is_longer_than_eight',
uuid='01234567-abcd-abcd-abcd-123412341234')
# Long
self.assertEqual(mock_san.return_value,
self.st_adpt._get_disk_name('type', inst))
mock_san.assert_called_with(inst.name, prefix='type_',
max_len=pvm_const.MaxLen.FILENAME_DEFAULT)
mock_san.reset_mock()
# Short
self.assertEqual(mock_san.return_value,
self.st_adpt._get_disk_name('type', inst, short=True))
mock_san.assert_called_with('a_name_t_0123', prefix='t_',
max_len=pvm_const.MaxLen.VDISK_NAME)
@mock.patch("pypowervm.util.sanitize_file_name_for_api")
def test_get_name_by_uuid(self, mock_san):
uuid = '01234567-abcd-abcd-abcd-123412341234'
# Long
self.assertEqual(mock_san.return_value,
self.st_adpt.get_name_by_uuid('type', uuid))
mock_san.assert_called_with(uuid, prefix='type_',
max_len=pvm_const.MaxLen.FILENAME_DEFAULT)
mock_san.reset_mock()
# Short
self.assertEqual(mock_san.return_value,
self.st_adpt.get_name_by_uuid('type', uuid,
short=True))
mock_san.assert_called_with(uuid, prefix='t_',
max_len=pvm_const.MaxLen.VDISK_NAME)