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/*
* ============LICENSE_START=======================================================
* Copyright (C) 2019-2020 Nordix Foundation.
* Modifications Copyright (C) 2019, 2021 AT&T Intellectual Property.
* Modifications Copyright (C) 2020 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.assertThatThrownBy;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
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.resources.MessageConstants;
import org.onap.policy.common.utils.services.Registry;
import org.onap.policy.pap.main.PapConstants;
import org.onap.policy.pap.main.PolicyPapRuntimeException;
import org.onap.policy.pap.main.parameters.CommonTestData;
/**
* Class to perform unit test of {@link Main}}.
*
* @author Ram Krishna Verma (ram.krishna.verma@est.tech)
*/
public class TestMain {
private static final String CONFIG_FILE = "src/test/resources/parameters/TestConfigParams.json";
private static int port;
private Main main;
/**
* Allocates a new DB name, server port, and creates a config file.
*/
@BeforeClass
public static void setUpBeforeClass() throws Exception {
CommonTestData.newDb();
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));
}
}
/**
* Set up.
*/
@Before
public void setUp() throws Exception {
Registry.newRegistry();
HttpServletServerFactoryInstance.getServerFactory().destroy();
}
/**
* Shuts "main" down.
*
*/
@After
public void tearDown() {
// shut down activator
PapActivator activator = Registry.getOrDefault(PapConstants.REG_PAP_ACTIVATOR, PapActivator.class, null);
if (activator != null && activator.isAlive()) {
activator.stop();
}
}
private void testMainBody(String[] papConfigParameters) {
main = new Main(papConfigParameters);
assertTrue(main.getParameters().isValid());
assertEquals(CommonTestData.PAP_GROUP_NAME, main.getParameters().getName());
// ensure items were added to the registry
assertNotNull(Registry.get(PapConstants.REG_PAP_ACTIVATOR, PapActivator.class));
main.shutdown();
}
@Test
public void testMain() {
final String[] papConfigParameters = {"-c", CONFIG_FILE};
testMainBody(papConfigParameters);
}
@Test
public void testMainCustomGroup() {
final String[] papConfigParameters = {
"-c",
CONFIG_FILE,
"-g",
"parameters/PapDbGroup1.json"
};
testMainBody(papConfigParameters);
}
@Test
public void testMainPapDb() {
final String[] papConfigParameters = {
"-c",
CONFIG_FILE,
"-g",
"PapDb.json"
};
testMainBody(papConfigParameters);
}
@Test
public void testMain_NoArguments() {
final String[] papConfigParameters = {};
assertThatThrownBy(() -> new Main(papConfigParameters)).isInstanceOf(PolicyPapRuntimeException.class)
.hasMessage(String.format(MessageConstants.START_FAILURE_MSG, MessageConstants.POLICY_PAP));
}
@Test
public void testMain_InvalidArguments() {
final String[] papConfigParameters = {CONFIG_FILE};
assertThatThrownBy(() -> new Main(papConfigParameters)).isInstanceOf(PolicyPapRuntimeException.class)
.hasMessage(String.format(MessageConstants.START_FAILURE_MSG, MessageConstants.POLICY_PAP));
}
@Test
public void testMain_Help() {
final String[] papConfigParameters = {"-h"};
main = new Main(papConfigParameters);
assertNull(main.getParameters());
}
@Test
public void testMain_InvalidParameters() {
final String[] papConfigParameters = {"-c", "parameters/PapConfigParameters_InvalidName.json"};
assertThatThrownBy(() -> new Main(papConfigParameters)).isInstanceOf(PolicyPapRuntimeException.class)
.hasMessage(String.format(MessageConstants.START_FAILURE_MSG, MessageConstants.POLICY_PAP));
}
}
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