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# ============LICENSE_START===================================================
# Copyright (C) 2020 Nordix Foundation.
# ============================================================================
# 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.
#
# SPDX-License-Identifier: Apache-2.0
# ============LICENSE_END=====================================================
import json
import os
from test.support import EnvironmentVarGuard
from unittest import TestCase
from unittest.mock import patch
from mod import create_app, db
from mod.network_function import NetworkFunction
from mod.pmsh_utils import AppConfig
from mod.subscription import AdministrativeState
from mod.subscription_handler import SubscriptionHandler
class SubscriptionHandlerTest(TestCase):
@classmethod
def setUpClass(cls):
cls.env = EnvironmentVarGuard()
cls.env.set('AAI_SERVICE_PORT', '8443')
cls.env.set('LOGGER_CONFIG', os.path.join(os.path.dirname(__file__), 'log_config.yaml'))
cls.nfs = [NetworkFunction(nf_name='pnf_1'), NetworkFunction(nf_name='pnf_2')]
@patch('mod.get_db_connection_url')
@patch('mod.update_logging_config')
@patch('mod.pmsh_utils.AppConfig._get_pmsh_config')
@patch('mod.pmsh_utils._MrPub')
@patch('mod.pmsh_utils.PeriodicTask')
def setUp(self, mock_periodic_task, mock_mr_pub, mock_get_pmsh_config, mock_update_config,
mock_get_db_url):
mock_get_db_url.return_value = 'sqlite://'
with open(os.path.join(os.path.dirname(__file__), 'data/cbs_data_1.json'), 'r') as data:
self.cbs_data = json.load(data)
mock_get_pmsh_config.return_value = self.cbs_data
self.mock_mr_pub = mock_mr_pub
self.mock_aai_event_thread = mock_periodic_task
self.mock_policy_event_thread = mock_periodic_task
self.app = create_app()
self.app.app_context().push()
db.create_all()
self.app_conf = AppConfig()
def tearDown(self):
db.drop_all()
db.session.remove()
@patch('mod.subscription.Subscription.get_local_sub_admin_state')
@patch('mod.logger.info')
@patch('mod.aai_client.get_pmsh_nfs_from_aai')
def test_execute_no_change_of_state(self, mock_get_aai, mock_logger, mock_get_sub_status):
mock_get_sub_status.return_value = AdministrativeState.UNLOCKED.value
mock_get_aai.return_value = self.nfs
sub_handler = SubscriptionHandler(self.mock_mr_pub,
self.app, self.app_conf,
self.mock_aai_event_thread,
self.mock_policy_event_thread)
sub_handler.execute()
mock_logger.assert_called_with('Administrative State did not change in the Config')
@patch('mod.subscription.Subscription.get_local_sub_admin_state')
@patch('mod.subscription.Subscription.activate_subscription')
@patch('mod.aai_client.get_pmsh_nfs_from_aai')
def test_execute_change_of_state_to_unlocked(self, mock_get_aai, mock_activate_sub,
mock_get_sub_status):
mock_get_aai.return_value = self.nfs
mock_get_sub_status.return_value = AdministrativeState.LOCKED.value
self.mock_aai_event_thread.return_value.start.return_value = 'start_method'
sub_handler = SubscriptionHandler(self.mock_mr_pub,
self.app, self.app_conf,
self.mock_aai_event_thread.return_value,
self.mock_policy_event_thread)
sub_handler.execute()
self.assertEqual(AdministrativeState.UNLOCKED.value,
self.app_conf.subscription.administrativeState)
mock_activate_sub.assert_called_with(self.nfs, self.mock_mr_pub, self.app_conf)
self.mock_aai_event_thread.return_value.start.assert_called()
@patch('mod.subscription.Subscription.get_local_sub_admin_state')
@patch('mod.subscription.Subscription.deactivate_subscription')
@patch('mod.aai_client.get_pmsh_nfs_from_aai')
def test_execute_change_of_state_to_locked(self, mock_get_aai, mock_deactivate_sub,
mock_get_sub_status):
mock_get_sub_status.return_value = AdministrativeState.UNLOCKED.value
self.app_conf.subscription.administrativeState = AdministrativeState.LOCKED.value
self.app_conf.subscription.update_subscription_status()
mock_get_aai.return_value = self.nfs
self.mock_aai_event_thread.return_value.cancel.return_value = 'cancel_method'
sub_handler = SubscriptionHandler(self.mock_mr_pub,
self.app, self.app_conf,
self.mock_aai_event_thread.return_value,
self.mock_policy_event_thread)
sub_handler.execute()
mock_deactivate_sub.assert_called_with(self.mock_mr_pub, self.app_conf)
self.mock_aai_event_thread.return_value.cancel.assert_called()
@patch('mod.subscription.Subscription.activate_subscription')
@patch('mod.logger.error')
@patch('mod.aai_client.get_pmsh_nfs_from_aai')
def test_execute_exception(self, mock_get_aai, mock_logger, mock_activate_sub):
mock_get_aai.return_value = self.nfs
mock_activate_sub.side_effect = Exception
sub_handler = SubscriptionHandler(self.mock_mr_pub,
self.app, self.app_conf,
self.mock_aai_event_thread,
self.mock_policy_event_thread)
sub_handler.execute()
mock_logger.assert_called_with('Error occurred during the activation/deactivation process ',
exc_info=True)
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