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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2016-2018 Ericsson. 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.apex.testsuites.performance.benchmark.eventgenerator;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.PrintStream;
import org.junit.Test;
import org.onap.policy.apex.core.infrastructure.threading.ThreadUtilities;
import org.onap.policy.apex.model.basicmodel.concepts.ApexException;
import org.onap.policy.apex.service.engine.main.ApexMain;
/**
* This class tests the event generator.
*/
public class EventGeneratorTest {
private final ByteArrayOutputStream outContent = new ByteArrayOutputStream();
private final PrintStream stdout = System.out;
/**
* Test event generation.
*
* @throws ApexException on Apex exceptions
*/
@Test
public void testEventGeneration() throws ApexException {
EventGeneratorParameters pars = new EventGeneratorParameters();
pars.setBatchCount(1);
pars.setBatchSize(10);
EventGenerator eventGenerator = new EventGenerator(pars);
final String[] args = { "-rfr", "target", "-c",
"target/examples/config/SampleDomain/REST2RESTJsonEventJavascript.json" };
final ApexMain apexMain = new ApexMain(args);
while (!eventGenerator.isFinished()) {
ThreadUtilities.sleep(200);
}
apexMain.shutdown();
ThreadUtilities.sleep(5000);
eventGenerator.tearDown();
assertTrue(eventGenerator.getEventGenerationStats().contains("\"apexClient\": \"TOTAL\""));
}
@Test
public void testEventGeneratorBadParams() {
System.setOut(new PrintStream(outContent));
final String[] args = { "-zzz" };
EventGenerator.main(args);
final String outString = outContent.toString();
System.setOut(stdout);
assertTrue(outString.contains("Start of event generator failed: Unrecognized option: -zzz"));
}
@Test
public void testEventGeneratorHelp() {
System.setOut(new PrintStream(outContent));
final String[] args = { "-h" };
EventGenerator.main(args);
final String outString = outContent.toString();
System.setOut(stdout);
assertTrue(outString.contains("outputs the usage of this command"));
}
@Test
public void testEventGeneratorStart() {
System.setOut(new PrintStream(outContent));
(new Thread() {
public void run() {
EventGenerator.main(null);
}
}).start();
ThreadUtilities.sleep(1000);
final String outString = outContent.toString();
System.setOut(stdout);
assertTrue(outString.contains("Event generator started"));
assertTrue(outString.contains("Event generator shut down"));
}
@Test
public void testEventGeneratorOutfileGood() {
EventGeneratorParameters pars = new EventGeneratorParameters();
pars.setOutFile("target/statsOutFile.json");
EventGenerator generator = new EventGenerator(pars);
assertNotNull(generator);
generator.tearDown();
File outFile = new File("target/statsOutFile.json");
assertTrue(outFile.exists());
outFile.delete();
}
@Test
public void testEventGeneratorOutfileBad() {
EventGeneratorParameters pars = new EventGeneratorParameters();
pars.setOutFile("/I/Dont/Exist*");
EventGenerator generator = new EventGenerator(pars);
assertNotNull(generator);
System.setOut(new PrintStream(outContent));
generator.tearDown();
final String outString = outContent.toString();
System.setOut(stdout);
assertTrue(outString.contains("could not output statistics to file \"/I/Dont/Exist*\""));
}
}
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