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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 os
import json
from unittest import TestCase
from unittest.mock import patch
from mod.subscription_handler import SubscriptionHandler
from mod.subscription import AdministrativeState
from mod.network_function import NetworkFunction
class SubscriptionHandlerTest(TestCase):
@patch('mod.create_app')
@patch('mod.subscription.Subscription')
@patch('mod.pmsh_utils._MrPub')
@patch('mod.pmsh_utils.PeriodicTask')
@patch('mod.config_handler.ConfigHandler')
@patch('mod.pmsh_utils.AppConfig')
def setUp(self, mock_app_conf, mock_config_handler, mock_aai_thread, mock_mr_pub,
mock_sub, mock_app):
with open(os.path.join(os.path.dirname(__file__), 'data/cbs_data_1.json'), 'r') as data:
self.cbs_data_1 = json.load(data)
self.mock_app = mock_app
self.mock_sub = mock_sub
self.mock_mr_pub = mock_mr_pub
self.mock_aai_thread = mock_aai_thread
self.mock_config_handler = mock_config_handler
self.mock_app_conf = mock_app_conf
self.nf_1 = NetworkFunction(nf_name='pnf_1')
self.nf_2 = NetworkFunction(nf_name='pnf_2')
self.nfs = [self.nf_1, self.nf_2]
@patch('mod.pmsh_logging.debug')
@patch('mod.aai_client.get_pmsh_subscription_data')
def test_execute_no_change_of_state(self, mock_get_aai, mock_logger):
mock_get_aai.return_value = self.mock_sub, self.nfs
self.mock_config_handler.get_config.return_value = self.cbs_data_1
sub_handler = SubscriptionHandler(self.mock_config_handler,
AdministrativeState.UNLOCKED.value, self.mock_mr_pub,
self.mock_aai_thread, self.mock_app, self.mock_app_conf)
sub_handler.execute()
mock_logger.assert_called_with('Administrative State did not change in the Config')
@patch('mod.aai_client.get_pmsh_subscription_data')
def test_execute_change_of_state_unlocked(self, mock_get_aai):
mock_get_aai.return_value = self.mock_sub, self.nfs
self.mock_aai_thread.return_value.start.return_value = 'start_method'
self.mock_config_handler.get_config.return_value = self.cbs_data_1
sub_handler = SubscriptionHandler(self.mock_config_handler,
AdministrativeState.LOCKED.value, self.mock_mr_pub,
self.mock_aai_thread, self.mock_app, self.mock_app_conf)
sub_handler.execute()
self.assertEqual(AdministrativeState.UNLOCKED.value, sub_handler.administrative_state)
self.mock_sub.process_subscription.assert_called_with(self.nfs, self.mock_mr_pub,
self.mock_app_conf)
self.mock_aai_thread.start.assert_called()
@patch('mod.aai_client.get_pmsh_subscription_data')
def test_execute_change_of_state_locked(self, mock_get_aai):
mock_get_aai.return_value = self.mock_sub, self.nfs
self.mock_aai_thread.return_value.cancel.return_value = 'cancel_method'
self.cbs_data_1['policy']['subscription']['administrativeState'] = \
AdministrativeState.LOCKED.value
self.mock_config_handler.get_config.return_value = self.cbs_data_1
sub_handler = SubscriptionHandler(self.mock_config_handler,
AdministrativeState.UNLOCKED.value, self.mock_mr_pub,
self.mock_aai_thread, self.mock_app, self.mock_app_conf)
sub_handler.execute()
self.assertEqual(AdministrativeState.LOCKED.value, sub_handler.administrative_state)
self.mock_sub.process_subscription.assert_called_with(self.nfs, self.mock_mr_pub,
self.mock_app_conf)
self.mock_aai_thread.cancel.assert_called()
@patch('mod.pmsh_logging.debug')
@patch('mod.aai_client.get_pmsh_subscription_data')
def test_execute_exception(self, mock_get_aai, mock_logger):
mock_get_aai.return_value = self.mock_sub, self.nfs
self.mock_config_handler.get_config.return_value = self.cbs_data_1
self.mock_sub.process_subscription.side_effect = Exception
sub_handler = SubscriptionHandler(self.mock_config_handler,
AdministrativeState.LOCKED.value, self.mock_mr_pub,
self.mock_aai_thread, self.mock_app, self.mock_app_conf)
sub_handler.execute()
mock_logger.assert_called_with('Error occurred during the activation/deactivation process ')
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