vitrage/vitrage/tests/unit/evaluator/recipes/test_add_causal_relationshi...

90 lines
3.2 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 vitrage.common.constants import EdgeLabel
from vitrage.common.constants import EdgeProperties
from vitrage.evaluator.actions.base import ActionType
from vitrage.evaluator.actions.recipes.action_steps import ADD_EDGE
from vitrage.evaluator.actions.recipes.action_steps import REMOVE_EDGE
from vitrage.evaluator.actions.recipes.add_causal_relationship import \
AddCausalRelationship
from vitrage.evaluator.template_data import ActionSpecs
from vitrage.evaluator.template_fields import TemplateFields as TField
from vitrage.graph import Vertex
from vitrage.tests import base
class AddCausalRelationshipTest(base.BaseTest):
# noinspection PyPep8Naming
@classmethod
def setUpClass(cls):
super(AddCausalRelationshipTest, cls).setUpClass()
cls.target_vertex = Vertex('RESOURCE:nova.host:test_target')
cls.source_vertex = Vertex('RESOURCE:nova.host:test_source')
targets = {
TField.TARGET: cls.target_vertex,
TField.SOURCE: cls.source_vertex
}
cls.action_spec = ActionSpecs(
0, ActionType.ADD_CAUSAL_RELATIONSHIP, targets, {})
def test_get_do_recipe(self):
# Test Action
action_steps = AddCausalRelationship.get_do_recipe(self.action_spec)
# Test Assertions
# expecting for one step: add edge
self.assertEqual(1, len(action_steps))
self.assertEqual(ADD_EDGE, action_steps[0].type)
add_edge_step_params = action_steps[0].params
self.assertEqual(3, len(add_edge_step_params))
source = add_edge_step_params.get(TField.SOURCE)
self.assertEqual(self.source_vertex.vertex_id, source)
target = add_edge_step_params.get(TField.TARGET)
self.assertEqual(self.target_vertex.vertex_id, target)
relation_name = add_edge_step_params[EdgeProperties.RELATIONSHIP_TYPE]
self.assertEqual(EdgeLabel.CAUSES, relation_name)
def test_get_undo_recipe(self):
# Test Action
action_steps = AddCausalRelationship.get_undo_recipe(self.action_spec)
# Test Assertions
# expecting for one step: remove edge
self.assertEqual(1, len(action_steps))
self.assertEqual(REMOVE_EDGE, action_steps[0].type)
add_edge_step_params = action_steps[0].params
self.assertEqual(3, len(add_edge_step_params))
source = add_edge_step_params.get(TField.SOURCE)
self.assertEqual(self.source_vertex.vertex_id, source)
target = add_edge_step_params.get(TField.TARGET)
self.assertEqual(self.target_vertex.vertex_id, target)
relation_name = add_edge_step_params[EdgeProperties.RELATIONSHIP_TYPE]
self.assertEqual(EdgeLabel.CAUSES, relation_name)