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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 signal
import threading
import time
from unittest import TestCase
from unittest.mock import patch, Mock, MagicMock
import pmsh_service_main
from mod.exit_handler import ExitHandler
from mod.pmsh_utils import PeriodicTask
from mod.subscription import AdministrativeState
class ExitHandlerTests(TestCase):
@patch('pmsh_service_main.create_app')
@patch('pmsh_service_main.db')
@patch('pmsh_service_main.AppConfig')
@patch('pmsh_service_main.Subscription')
@patch('pmsh_service_main.launch_api_server')
@patch('pmsh_service_main.SubscriptionHandler')
@patch.object(PeriodicTask, 'start')
@patch.object(PeriodicTask, 'cancel')
def test_terminate_signal_success(self, mock_task_cancel, mock_task_start, mock_sub_handler,
mock_launch_api_server, mock_sub, mock_app_conf,
mock_db, mock_app):
pid = os.getpid()
mock_db.get_app.return_value = Mock()
mock_sub.administrativeState = AdministrativeState.UNLOCKED.value
mock_sub.process_subscription = Mock()
mock_sub_handler_instance = MagicMock(execute=Mock(), current_sub=mock_sub)
mock_sub_handler.side_effect = [mock_sub_handler_instance]
def mock_api_server_run(param):
while mock_sub.administrativeState == AdministrativeState.UNLOCKED.value:
time.sleep(1)
mock_launch_api_server.side_effect = mock_api_server_run
def trigger_signal():
time.sleep(1)
os.kill(pid, signal.SIGTERM)
thread = threading.Thread(target=trigger_signal)
thread.start()
pmsh_service_main.main()
self.assertEqual(4, mock_task_cancel.call_count)
self.assertTrue(ExitHandler.shutdown_signal_received)
self.assertEqual(1, mock_sub.process_subscription.call_count)
self.assertEqual(mock_sub.administrativeState, AdministrativeState.LOCKED.value)
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