vitrage/vitrage/tests/functional/datasources/heat/test_heat_stack.py

97 lines
3.7 KiB
Python

# Copyright 2016 - Nokia
#
# 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 oslo_config import cfg
from vitrage.common.constants import EntityCategory
from vitrage.common.constants import VertexProperties as VProps
from vitrage.datasources import CINDER_VOLUME_DATASOURCE
from vitrage.datasources.heat.stack import HEAT_STACK_DATASOURCE
from vitrage.datasources import NOVA_HOST_DATASOURCE
from vitrage.datasources import NOVA_INSTANCE_DATASOURCE
from vitrage.datasources import NOVA_ZONE_DATASOURCE
from vitrage.tests.functional.datasources.base import TestDataSourcesBase
from vitrage.tests.mocks import mock_driver
class TestHeatStack(TestDataSourcesBase):
DATASOURCES_OPTS = [
cfg.ListOpt('types',
default=[HEAT_STACK_DATASOURCE,
NOVA_HOST_DATASOURCE,
NOVA_INSTANCE_DATASOURCE,
NOVA_ZONE_DATASOURCE,
CINDER_VOLUME_DATASOURCE],
help='Names of supported driver data sources'),
cfg.ListOpt('path',
default=['vitrage.datasources'],
help='base path for data sources')
]
# noinspection PyPep8Naming
@classmethod
def setUpClass(cls):
super(TestHeatStack, cls).setUpClass()
cls.conf = cfg.ConfigOpts()
cls.conf.register_opts(cls.PROCESSOR_OPTS, group='entity_graph')
cls.conf.register_opts(cls.DATASOURCES_OPTS, group='datasources')
cls.load_datasources(cls.conf)
def test_heat_stack_validity(self):
# Setup
processor = self._create_processor_with_graph(self.conf, uuid=True)
self.assertEqual(self._num_total_expected_vertices(),
len(processor.entity_graph))
spec_list = mock_driver.simple_stack_generators(
stack_num=1,
instance_and_volume_num=1,
snapshot_events=1)
static_events = mock_driver.generate_random_events_list(spec_list)
heat_stack_event = static_events[0]
# Action
processor.process_event(heat_stack_event)
# Test assertions
self.assertEqual(self._num_total_expected_vertices() + 3,
len(processor.entity_graph))
stack_vertices = processor.entity_graph.get_vertices(
vertex_attr_filter={
VProps.CATEGORY: EntityCategory.RESOURCE,
VProps.TYPE: HEAT_STACK_DATASOURCE
})
self.assertEqual(1, len(stack_vertices))
instance_vertices = processor.entity_graph.get_vertices(
vertex_attr_filter={
VProps.CATEGORY: EntityCategory.RESOURCE,
VProps.TYPE: NOVA_INSTANCE_DATASOURCE
})
self.assertEqual(self.NUM_INSTANCES + 1, len(instance_vertices))
cinder_vertices = processor.entity_graph.get_vertices(
vertex_attr_filter={
VProps.CATEGORY: EntityCategory.RESOURCE,
VProps.TYPE: CINDER_VOLUME_DATASOURCE
})
self.assertEqual(1, len(cinder_vertices))
stack_neighbors = processor.entity_graph.neighbors(
stack_vertices[0].vertex_id)
self.assertEqual(2, len(stack_neighbors))