charm-interface-ovsdb/unit_tests/test_lib_ovsdb.py
2019-10-10 16:19:30 +02:00

103 lines
3.4 KiB
Python

# Copyright 2019 Canonical Ltd
#
# 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 lib import ovsdb
import charms_openstack.test_utils as test_utils
_hook_args = {}
class TestOVSDBLib(test_utils.PatchHelper):
def setUp(self):
super().setUp()
self.target = ovsdb.OVSDB('some-relation', [])
self._patches = {}
self._patches_start = {}
def tearDown(self):
self.target = None
for k, v in self._patches.items():
v.stop()
setattr(self, k, None)
self._patches = None
self._patches_start = None
def patch_target(self, attr, return_value=None):
mocked = mock.patch.object(self.target, attr)
self._patches[attr] = mocked
started = mocked.start()
started.return_value = return_value
self._patches_start[attr] = started
setattr(self, attr, started)
def patch_topublish(self):
self.patch_target('_relations')
relation = mock.MagicMock()
to_publish = mock.PropertyMock()
type(relation).to_publish = to_publish
self._relations.__iter__.return_value = [relation]
return relation.to_publish
def test_cluster_local_addr(self):
relation = mock.MagicMock()
relation.relation_id = 'some-endpoint:42'
self.patch_target('_relations')
self._relations.__iter__.return_value = [relation]
self.patch_target('expand_name')
self.expand_name.return_value = 'some-relation'
self.patch_object(ovsdb.ch_core.hookenv, 'network_get')
self.network_get.return_value = {
'bind-addresses': [
{
'macaddress': '',
'interfacename': '',
'addresses': [
{
'hostname': '',
'address': '42.42.42.42',
'cidr': ''
},
],
},
],
'egress-subnets': ['42.42.42.42/32'],
'ingress-addresses': ['42.42.42.42'],
}
self.assertEquals(self.target.cluster_local_addr, '42.42.42.42')
self.network_get.assert_called_once_with(
'some-relation', relation_id='some-endpoint:42')
def test_publish_cluster_local_addr(self):
to_publish = self.patch_topublish()
self.target.publish_cluster_local_addr()
to_publish.__setitem__.assert_called_once_with('bound-address', None)
def test_joined(self):
self.patch_object(ovsdb.reactive, 'set_flag')
self.target.joined()
self.set_flag.assert_called_once_with('some-relation.connected')
def test_broken(self):
self.patch_object(ovsdb.reactive, 'clear_flag')
self.target.broken()
self.clear_flag.assert_has_calls([
mock.call('some-relation.available'),
mock.call('some-relation.connected'),
])