charm-heat/unit_tests/test_heat_relations.py
yolanda.robla@canonical.com 4a890933e4 added extra unit tests
2013-12-11 12:21:44 +01:00

192 lines
7.0 KiB
Python

from mock import call, patch, MagicMock
from test_utils import CharmTestCase
import heat_utils as utils
_reg = utils.register_configs
_map = utils.restart_map
utils.register_configs = MagicMock()
utils.restart_map = MagicMock()
import heat_relations as relations
utils.register_configs = _reg
utils.restart_map = _map
TO_PATCH = [
# charmhelpers.core.hookenv
'Hooks',
'canonical_url',
'config',
'open_port',
'relation_set',
'unit_get',
# charmhelpers.core.host
'apt_install',
'apt_update',
'restart_on_change',
# charmhelpers.contrib.openstack.utils
'configure_installation_source',
'openstack_upgrade_available',
'determine_packages',
'charm_dir',
# charmhelpers.contrib.hahelpers.cluster_utils
# heat_utils
'restart_map',
'register_configs',
'do_openstack_upgrade',
# other
'check_call',
'execd_preinstall',
'log'
]
class HeatRelationTests(CharmTestCase):
def setUp(self):
super(HeatRelationTests, self).setUp(relations, TO_PATCH)
self.config.side_effect = self.test_config.get
self.charm_dir.return_value = '/var/lib/juju/charms/heat/charm'
def test_install_hook(self):
repo = 'cloud:precise-havana'
self.determine_packages.return_value = [
'python-keystoneclient', 'uuid', 'heat-api',
'heat-api-cfn', 'heat-engine']
self.test_config.set('openstack-origin', repo)
relations.install()
self.configure_installation_source.assert_called_with(repo)
self.assertTrue(self.apt_update.called)
self.apt_install.assert_called_with(['python-keystoneclient',
'uuid', 'heat-api',
'heat-api-cfn',
'heat-engine'], fatal=True)
self.execd_preinstall.assert_called()
def test_config_changed_no_upgrade(self):
self.openstack_upgrade_available.return_value = False
relations.config_changed()
def test_config_changed_with_upgrade(self):
self.openstack_upgrade_available.return_value = True
relations.config_changed()
self.assertTrue(self.do_openstack_upgrade.called)
def test_db_joined(self):
self.unit_get.return_value = 'heat.foohost.com'
relations.db_joined()
self.relation_set.assert_called_with(heat_database='heat',
heat_username='heat',
heat_hostname='heat.foohost.com')
self.unit_get.assert_called_with('private-address')
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(self, configs):
self._shared_db_test(configs)
self.assertEquals([call('/etc/heat/heat.conf')],
configs.write.call_args_list)
@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.log.assert_called_with(
'shared-db relation incomplete. Peer not ready?'
)
def test_amqp_joined(self):
relations.amqp_joined()
self.relation_set.assert_called_with(
username='heat',
vhost='openstack',
relation_id=None)
def test_amqp_joined_passes_relation_id(self):
"Ensures relation_id correct passed to relation_set"
relations.amqp_joined(relation_id='heat:1')
self.relation_set.assert_called_with(username='heat',
vhost='openstack',
relation_id='heat:1')
@patch.object(relations, 'CONFIGS')
def test_amqp_changed_relation_data(self, configs):
configs.complete_contexts = MagicMock()
configs.complete_contexts.return_value = ['amqp']
configs.write = MagicMock()
relations.amqp_changed()
self.assertEquals([call('/etc/heat/heat.conf')],
configs.write.call_args_list)
@patch.object(relations, 'CONFIGS')
def test_amqp_changed_missing_relation_data(self, configs):
configs.complete_contexts = MagicMock()
configs.complete_contexts.return_value = []
relations.amqp_changed()
self.log.assert_called()
@patch.object(relations, 'CONFIGS')
def test_relation_broken(self, configs):
relations.relation_broken()
self.assertTrue(configs.write_all.called)
def test_identity_service_joined(self):
"It properly requests unclustered endpoint via identity-service"
self.unit_get.return_value = 'heatnode1'
self.canonical_url.return_value = 'http://heatnode1'
relations.identity_joined()
expected = {
'heat_service': 'heat',
'heat_region': 'RegionOne',
'heat_public_url': 'http://heatnode1:8004/v1/$(tenant_id)s',
'heat_admin_url': 'http://heatnode1:8004/v1/$(tenant_id)s',
'heat_internal_url': 'http://heatnode1:8004/v1/$(tenant_id)s',
'heat-cfn_service': 'heat-cfn',
'heat-cfn_region': 'RegionOne',
'heat-cfn_public_url': 'http://heatnode1:8000/v1',
'heat-cfn_admin_url': 'http://heatnode1:8000/v1',
'heat-cfn_internal_url': 'http://heatnode1:8000/v1',
'relation_id': None,
}
self.relation_set.assert_called_with(**expected)
def test_identity_service_joined_with_relation_id(self):
self.canonical_url.return_value = 'http://heatnode1'
relations.identity_joined(rid='identity-service:0')
ex = {
'heat_service': 'heat',
'heat_region': 'RegionOne',
'heat_public_url': 'http://heatnode1:8004/v1/$(tenant_id)s',
'heat_admin_url': 'http://heatnode1:8004/v1/$(tenant_id)s',
'heat_internal_url': 'http://heatnode1:8004/v1/$(tenant_id)s',
'heat-cfn_service': 'heat-cfn',
'heat-cfn_region': 'RegionOne',
'heat-cfn_public_url': 'http://heatnode1:8000/v1',
'heat-cfn_admin_url': 'http://heatnode1:8000/v1',
'heat-cfn_internal_url': 'http://heatnode1:8000/v1',
'relation_id': 'identity-service:0',
}
self.relation_set.assert_called_with(**ex)
@patch.object(relations, 'CONFIGS')
def test_identity_changed(self, configs):
configs.complete_contexts.return_value = ['identity-service']
relations.identity_changed()
self.assertTrue(configs.write.called)
@patch.object(relations, 'CONFIGS')
def test_identity_changed_incomplete(self, configs):
configs.complete_contexts.return_value = []
relations.identity_changed()
self.assertTrue(self.log.called)
self.assertFalse(configs.write.called)