charm-glance/tests/test_glance_relations.py

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from mock import call, patch, MagicMock
from tests.test_utils import CharmTestCase
import hooks.glance_utils as utils
_reg = utils.register_configs
_map = utils.restart_map
utils.register_configs = MagicMock()
utils.restart_map = MagicMock()
import hooks.glance_relations as relations
utils.register_configs = _reg
utils.restart_map = _map
TO_PATCH = [
# charmhelpers.core.hookenv
'Hooks',
'config',
'juju_log',
'relation_ids',
'relation_set',
'service_name',
'unit_get',
# charmhelpers.core.host
'apt_install',
'apt_update',
'restart_on_change',
#charmhelpers.contrib.openstack.utils
'configure_installation_source',
'get_os_codename_package',
# charmhelpers.contrib.hahelpers.cluster_utils
'eligible_leader',
'is_clustered',
# glance_utils
'PACKAGES',
'restart_map',
'register_configs',
'do_openstack_upgrade',
'migrate_database',
# glance_relations
'configure_https',
#'GLANCE_REGISTRY_CONF',
#'GLANCE_API_CONF',
]
class GlanceRelationTests(CharmTestCase):
def setUp(self):
super(GlanceRelationTests, self).setUp(relations, TO_PATCH)
self.config.side_effect = self.test_config.get
# def test_install_hook(self):
# repo = 'cloud:precise-grizzly'
# self.test_config.set('openstack-origin', repo)
# self.PACKAGES.return_value = ['foo', 'bar']
# relations.install_hook()
# self.configure_installation_source.assert_called_with(repo)
# self.assertTrue(self.apt_update.called)
# self.apt_install.assert_called_with(['foo', 'bar'], fatal=True)
def test_db_joined(self):
self.unit_get.return_value = 'glance.foohost.com'
relations.db_joined()
self.relation_set.assert_called_with(database='glance', username='glance',
hostname='glance.foohost.com')
self.unit_get.assert_called_with('private-address')
@patch.object(relations, 'CONFIGS')
def test_db_changed_missing_relation_data(self, configs):
configs.complete_contexts = MagicMock()
configs.complete_contexts.return_value = []
relations.db_changed()
self.juju_log.assert_called_with(
'shared-db relation incomplete. Peer not ready?'
)
def _shared_db_test(self, configs):
configs.complete_contexts = MagicMock()
configs.complete_contexts.return_value = ['shared-db']
configs.write = MagicMock()
relations.db_changed()
@patch.object(relations, 'CONFIGS')
def test_db_changed_on_essex(self, configs):
self._shared_db_test(configs)
self.assertEquals([call('/etc/glance/glance-registry.conf'),
call('/etc/glance/glance-api.conf')],
configs.write.call_args_list)
self.juju_log.assert_called_with(
'Cluster leader, performing db sync'
)
self.migrate_database.assert_called_with()
#@patch.object(relations, 'CONFIGS')
#def test_db_changed_no_essex(self, configs):
# self.get_os_codename_package.return_value = "other"
# self._shared_db_test(configs)
# self.assertEquals([call('/etc/glance/glance-registry.conf')],
# configs.write.call_args_list)
@patch.object(relations, 'CONFIGS')
def test_image_service_joined(self, configs):
# look at compute joined
configs.complete_contexts = MagicMock()
configs.complete_contexts.return_value = ['https']
configs.write = MagicMock()
relations.image_service_joined()
self.assertTrue(self.eligible_leader.called)