tests: unit tests for nova.virt

This commit is contained in:
Isaku Yamahata 2011-07-23 16:57:05 +09:00
parent 4960b77202
commit 3af916ba0d

83
nova/tests/test_virt.py Normal file
View File

@ -0,0 +1,83 @@
# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2011 Isaku Yamahata
# 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 nova import flags
from nova import test
from nova.virt import driver
FLAGS = flags.FLAGS
class TestVirtDriver(test.TestCase):
def test_block_device(self):
swap = {'device_name': '/dev/sdb',
'swap_size': 1}
ephemerals = [{'num': 0,
'virtual_name': 'ephemeral0',
'device_name': '/dev/sdc1',
'size': 1}]
block_device_mapping = [{'mount_device': '/dev/sde',
'device_path': 'fake_device'}]
block_device_info = {
'root_device_name': '/dev/sda',
'swap': swap,
'ephemerals': ephemerals,
'block_device_mapping': block_device_mapping}
empty_block_device_info = {}
self.assertEqual(
driver.block_device_info_get_root(block_device_info), '/dev/sda')
self.assertEqual(
driver.block_device_info_get_root(empty_block_device_info), None)
self.assertEqual(
driver.block_device_info_get_root(None), None)
self.assertEqual(
driver.block_device_info_get_swap(block_device_info), swap)
self.assertEqual(driver.block_device_info_get_swap(
empty_block_device_info)['device_name'], None)
self.assertEqual(driver.block_device_info_get_swap(
empty_block_device_info)['swap_size'], 0)
self.assertEqual(
driver.block_device_info_get_swap({'swap': None})['device_name'],
None)
self.assertEqual(
driver.block_device_info_get_swap({'swap': None})['swap_size'],
0)
self.assertEqual(
driver.block_device_info_get_swap(None)['device_name'], None)
self.assertEqual(
driver.block_device_info_get_swap(None)['swap_size'], 0)
self.assertEqual(
driver.block_device_info_get_ephemerals(block_device_info),
ephemerals)
self.assertEqual(
driver.block_device_info_get_ephemerals(empty_block_device_info),
[])
self.assertEqual(
driver.block_device_info_get_ephemerals(None),
[])
def test_swap_is_usable(self):
self.assertFalse(driver.swap_is_usable(None))
self.assertFalse(driver.swap_is_usable({'device_name': None}))
self.assertFalse(driver.swap_is_usable({'device_name': '/dev/sdb',
'swap_size': 0}))
self.assertTrue(driver.swap_is_usable({'device_name': '/dev/sdb',
'swap_size': 1}))