Volume discovery and local storage management lib
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# (c) Copyright 2013 IBM Company
#
# 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 mock
from os_brick.initiator.connectors import fibre_channel_ppc64
from os_brick.initiator import linuxscsi
from os_brick.tests.initiator import test_connector
class FibreChannelConnectorPPC64TestCase(test_connector.ConnectorTestCase):
def setUp(self):
super(FibreChannelConnectorPPC64TestCase, self).setUp()
self.connector = fibre_channel_ppc64.FibreChannelConnectorPPC64(
None, execute=self.fake_execute, use_multipath=False)
self.assertIsNotNone(self.connector)
self.assertIsNotNone(self.connector._linuxfc)
self.assertEqual(self.connector._linuxfc.__class__.__name__,
"LinuxFibreChannel")
self.assertIsNotNone(self.connector._linuxscsi)
@mock.patch.object(linuxscsi.LinuxSCSI, 'process_lun_id', return_value='2')
def test_get_host_devices(self, mock_process_lun_id):
lun = 2
possible_devs = [(3, "0x5005076802232ade"),
(3, "0x5005076802332ade"), ]
devices = self.connector._get_host_devices(possible_devs, lun)
self.assertEqual(2, len(devices))
device_path = "/dev/disk/by-path/fc-0x5005076802332ade-lun-2"
self.assertIn(device_path, devices)
device_path = "/dev/disk/by-path/fc-0x5005076802232ade-lun-2"
self.assertIn(device_path, devices)
# test duplicates
possible_devs = [(3, "0x5005076802232ade"),
(3, "0x5005076802232ade"), ]
devices = self.connector._get_host_devices(possible_devs, lun)
self.assertEqual(1, len(devices))
device_path = "/dev/disk/by-path/fc-0x5005076802232ade-lun-2"
self.assertIn(device_path, devices)