charm-neutron-openvswitch/unit_tests/test_neutron_ovs_utils.py

93 lines
3.0 KiB
Python

from mock import MagicMock, patch
from collections import OrderedDict
import charmhelpers.contrib.openstack.templating as templating
templating.OSConfigRenderer = MagicMock()
import neutron_ovs_utils as nutils
from test_utils import (
CharmTestCase,
)
import charmhelpers
import charmhelpers.core.hookenv as hookenv
TO_PATCH = [
'os_release',
'neutron_plugin_attribute',
]
head_pkg = 'linux-headers-3.15.0-5-generic'
def _mock_npa(plugin, attr, net_manager=None):
plugins = {
'ovs': {
'config': '/etc/neutron/plugins/ml2/ml2_conf.ini',
'driver': 'neutron.plugins.ml2.plugin.Ml2Plugin',
'contexts': [],
'services': ['neutron-plugin-openvswitch-agent'],
'packages': [[head_pkg], ['neutron-plugin-openvswitch-agent']],
'server_packages': ['neutron-server',
'neutron-plugin-ml2'],
'server_services': ['neutron-server']
},
}
return plugins[plugin][attr]
class TestNeutronOVSUtils(CharmTestCase):
def setUp(self):
super(TestNeutronOVSUtils, self).setUp(nutils, TO_PATCH)
self.neutron_plugin_attribute.side_effect = _mock_npa
def tearDown(self):
# Reset cached cache
hookenv.cache = {}
@patch.object(charmhelpers.contrib.openstack.neutron, 'os_release')
@patch.object(charmhelpers.contrib.openstack.neutron, 'headers_package')
def test_determine_packages(self, _head_pkgs, _os_rel):
_os_rel.return_value = 'trusty'
_head_pkgs.return_value = head_pkg
pkg_list = nutils.determine_packages()
expect = [['neutron-plugin-openvswitch-agent'], [head_pkg]]
self.assertItemsEqual(pkg_list, expect)
def test_register_configs(self):
class _mock_OSConfigRenderer():
def __init__(self, templates_dir=None, openstack_release=None):
self.configs = []
self.ctxts = []
def register(self, config, ctxt):
self.configs.append(config)
self.ctxts.append(ctxt)
self.os_release.return_value = 'trusty'
templating.OSConfigRenderer.side_effect = _mock_OSConfigRenderer
_regconfs = nutils.register_configs()
confs = ['/etc/neutron/neutron.conf',
'/etc/neutron/plugins/ml2/ml2_conf.ini']
self.assertItemsEqual(_regconfs.configs, confs)
def test_resource_map(self):
_map = nutils.resource_map()
confs = [nutils.NEUTRON_CONF]
[self.assertIn(q_conf, _map.keys()) for q_conf in confs]
def test_restart_map(self):
_restart_map = nutils.restart_map()
ML2CONF = "/etc/neutron/plugins/ml2/ml2_conf.ini"
expect = OrderedDict([
(nutils.NEUTRON_CONF, ['neutron-plugin-openvswitch-agent']),
(ML2CONF, ['neutron-plugin-openvswitch-agent']),
])
self.assertTrue(len(expect) == len(_restart_map))
for item in _restart_map:
self.assertTrue(item in _restart_map)
self.assertTrue(expect[item] == _restart_map[item])