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# Copyright (c) 2015 EMC Corporation
# 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.
from unittest import mock
from nova.tests.unit.virt.libvirt.volume import test_volume
from nova.virt.libvirt.volume import scaleio
class LibvirtScaleIOVolumeDriverTestCase(
test_volume.LibvirtVolumeBaseTestCase):
@mock.patch('os_brick.initiator.connector.InitiatorConnector.factory',
new=mock.Mock(return_value=mock.Mock()))
def test_libvirt_scaleio_driver_connect(self):
sio = scaleio.LibvirtScaleIOVolumeDriver(self.fake_host)
disk_info = {'path': '/dev/vol01', 'name': 'vol01'}
conn = {'data': disk_info}
sio.connector.connect_volume.return_value = conn['data']
sio.connect_volume(conn, mock.sentinel.instance)
sio.connector.connect_volume.assert_called_once_with(conn['data'])
self.assertEqual(disk_info['path'], conn['data']['device_path'])
@mock.patch('os_brick.initiator.connector.InitiatorConnector.factory',
new=mock.Mock(return_value=mock.Mock()))
def test_libvirt_scaleio_driver_get_config(self):
sio = scaleio.LibvirtScaleIOVolumeDriver(self.fake_host)
conn = {'data': {'device_path': '/dev/vol01'}}
conf = sio.get_config(conn, self.disk_info)
self.assertEqual('block', conf.source_type)
self.assertEqual('/dev/vol01', conf.source_path)
@mock.patch('os_brick.initiator.connector.InitiatorConnector.factory',
new=mock.Mock(return_value=mock.Mock()))
def test_libvirt_scaleio_driver_disconnect(self):
sio = scaleio.LibvirtScaleIOVolumeDriver(self.fake_host)
conn = {'data': mock.sentinel.conn_data}
sio.disconnect_volume(conn, mock.sentinel.instance)
sio.connector.disconnect_volume.assert_called_once_with(
mock.sentinel.conn_data, None, force=False)
# Verify force=True
sio.connector.disconnect_volume.reset_mock()
sio.disconnect_volume(conn, mock.sentinel.instance, force=True)
sio.connector.disconnect_volume.assert_called_once_with(
mock.sentinel.conn_data, None, force=True)
@mock.patch('os_brick.initiator.connector.InitiatorConnector.factory',
new=mock.Mock(return_value=mock.Mock()))
def test_libvirt_scaleio_driver_extend_volume(self):
extended_vol_size = 8
sio = scaleio.LibvirtScaleIOVolumeDriver(self.fake_host)
disk_info = {'size': extended_vol_size,
'name': 'vol01',
'device_path': '/dev/vol01'}
conn = {'data': disk_info}
sio.connector.extend_volume.return_value = extended_vol_size
self.assertEqual(
extended_vol_size,
sio.extend_volume(conn, mock.sentinel.instance, extended_vol_size))
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