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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2019 Nordix Foundation.
* Modifications Copyright (C) 2019, 2021 AT&T Intellectual Property.
* Modifications Copyright (C) 2021-2022 Bell Canada. All rights reserved.
* ================================================================================
* 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=========================================================
*/
package org.onap.policy.pap.main.startstop;
import static org.assertj.core.api.Assertions.assertThatIllegalStateException;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import io.micrometer.core.instrument.simple.SimpleMeterRegistry;
import java.io.File;
import java.io.FileOutputStream;
import java.nio.charset.StandardCharsets;
import org.junit.After;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.onap.policy.common.endpoints.http.server.HttpServletServerFactoryInstance;
import org.onap.policy.common.utils.network.NetworkUtil;
import org.onap.policy.common.utils.services.Registry;
import org.onap.policy.pap.main.PapConstants;
import org.onap.policy.pap.main.PolicyPapException;
import org.onap.policy.pap.main.comm.PdpHeartbeatListener;
import org.onap.policy.pap.main.comm.PdpModifyRequestMap;
import org.onap.policy.pap.main.notification.PolicyNotifier;
import org.onap.policy.pap.main.parameters.CommonTestData;
import org.onap.policy.pap.main.parameters.PapParameterGroup;
import org.onap.policy.pap.main.rest.PapStatisticsManager;
/**
* Class to perform unit test of {@link PapActivator}}.
*
* @author Ram Krishna Verma (ram.krishna.verma@est.tech)
*/
public class TestPapActivator {
private static final String CONFIG_FILE = "src/test/resources/parameters/TestConfigParams.json";
private static int port;
private PapActivator activator;
/**
* Allocates a new DB name, server port, and creates a config file.
*/
@BeforeClass
public static void setUpBeforeClass() throws Exception {
CommonTestData.newDb();
}
/**
* Initializes an activator.
*
* @throws Exception if an error occurs
*/
@Before
public void setUp() throws Exception {
Registry.newRegistry();
HttpServletServerFactoryInstance.getServerFactory().destroy();
port = NetworkUtil.allocPort();
String json = new CommonTestData().getPapParameterGroupAsString(port);
File file = new File(CONFIG_FILE);
file.deleteOnExit();
try (FileOutputStream output = new FileOutputStream(file)) {
output.write(json.getBytes(StandardCharsets.UTF_8));
}
final PapParameterGroup parGroup = new CommonTestData().getPapParameterGroup(6969);
activator = new PapActivator(parGroup, new PolicyNotifier(null), new PdpHeartbeatListener(),
new PdpModifyRequestMap(null, null, null, null, null), new SimpleMeterRegistry());
}
/**
* Method for cleanup after each test.
*
* @throws Exception if an error occurs
*/
@After
public void teardown() throws Exception {
if (activator != null && activator.isAlive()) {
activator.stop();
}
}
@Test
public void testPapActivator() throws PolicyPapException {
assertFalse(activator.isAlive());
activator.start();
assertTrue(activator.isAlive());
assertTrue(activator.getParameterGroup().isValid());
assertEquals(CommonTestData.PAP_GROUP_NAME, activator.getParameterGroup().getName());
// ensure items were added to the registry
assertNotNull(Registry.get(PapConstants.REG_PDP_MODIFY_LOCK, Object.class));
assertNotNull(Registry.get(PapConstants.REG_STATISTICS_MANAGER, PapStatisticsManager.class));
assertNotNull(Registry.get(PapConstants.REG_PDP_MODIFY_MAP, PdpModifyRequestMap.class));
// repeat - should throw an exception
assertThatIllegalStateException().isThrownBy(() -> activator.start());
assertTrue(activator.isAlive());
assertTrue(activator.getParameterGroup().isValid());
}
@Test
public void testTerminate() throws Exception {
activator.start();
activator.stop();
assertFalse(activator.isAlive());
// ensure items have been removed from the registry
assertNull(Registry.getOrDefault(PapConstants.REG_PDP_MODIFY_LOCK, Object.class, null));
assertNull(Registry.getOrDefault(PapConstants.REG_STATISTICS_MANAGER, PapStatisticsManager.class, null));
assertNull(Registry.getOrDefault(PapConstants.REG_PDP_MODIFY_MAP, PdpModifyRequestMap.class, null));
// repeat - should throw an exception
assertThatIllegalStateException().isThrownBy(() -> activator.stop());
assertFalse(activator.isAlive());
}
}
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