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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.service.engine.runtime;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
import org.junit.AfterClass;
import org.junit.BeforeClass;
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.model.basicmodel.concepts.AxArtifactKey;
import org.onap.policy.apex.model.policymodel.concepts.AxPolicyModel;
import org.onap.policy.apex.plugins.executor.mvel.MvelExecutorParameters;
import org.onap.policy.apex.service.engine.event.ApexEvent;
import org.onap.policy.apex.service.engine.runtime.impl.EngineServiceImpl;
import org.onap.policy.apex.service.engine.utils.Utils;
import org.onap.policy.apex.service.parameters.engineservice.EngineServiceParameters;
import org.onap.policy.apex.test.common.model.SampleDomainModelFactory;
import org.slf4j.ext.XLogger;
import org.slf4j.ext.XLoggerFactory;
/**
* The Class ApexServiceTest.
*
* @author Liam Fallon (liam.fallon@ericsson.com)
*/
public class ApexServiceTest {
// Logger for this class
private static final XLogger LOGGER = XLoggerFactory.getXLogger(ApexServiceTest.class);
private static final long MAX_STOP_WAIT = 5000; // 5 sec
private static final long MAX_START_WAIT = 5000; // 5 sec
private static final long MAX_RECV_WAIT = 5000; // 5 sec
private static final AxArtifactKey engineServiceKey = new AxArtifactKey("Machine-1_process-1_engine-1", "0.0.0");
private static final EngineServiceParameters parameters = new EngineServiceParameters();
private static EngineService service = null;
private static TestListener listener = null;
private static AxPolicyModel apexPolicyModel = null;
private static int actionEventsReceived = 0;
private static String apexModelString;
private boolean waitFlag = true;
/**
* Sets the up.
*
* @throws Exception the exception
*/
@BeforeClass
public static void setUp() throws Exception {
// create engine with 3 threads
parameters.setInstanceCount(3);
parameters.setName(engineServiceKey.getName());
parameters.setVersion(engineServiceKey.getVersion());
parameters.setId(100);
parameters.getEngineParameters().getExecutorParameterMap().put("MVEL", new MvelExecutorParameters());
service = EngineServiceImpl.create(parameters);
LOGGER.debug("Running TestApexEngine. . .");
apexPolicyModel = new SampleDomainModelFactory().getSamplePolicyModel("MVEL");
assertNotNull(apexPolicyModel);
apexModelString = Utils.getModelString(apexPolicyModel);
// create engine
listener = new TestListener();
service.registerActionListener("Listener", listener);
}
/**
* Update the engine then test the engine with 2 sample events.
*
* @throws ApexException if there is a problem
*/
@Test
public void testExecutionSet1() throws ApexException {
service.updateModel(parameters.getEngineKey(), apexModelString, true);
// Start the service
service.startAll();
final long starttime = System.currentTimeMillis();
for (final AxArtifactKey engineKey : service.getEngineKeys()) {
LOGGER.info("{}", service.getStatus(engineKey));
}
while (!service.isStarted() && System.currentTimeMillis() - starttime < MAX_START_WAIT) {
ThreadUtilities.sleep(200);
}
if (!service.isStarted()) {
fail("Apex Service " + service.getKey() + " failed to start after " + MAX_START_WAIT + " ms");
}
final EngineServiceEventInterface engineServiceEventInterface = service.getEngineServiceEventInterface();
// Send some events
final Date testStartTime = new Date();
final Map<String, Object> eventDataMap = new HashMap<String, Object>();
eventDataMap.put("TestSlogan", "This is a test slogan");
eventDataMap.put("TestMatchCase", (byte) 123);
eventDataMap.put("TestTimestamp", testStartTime.getTime());
eventDataMap.put("TestTemperature", 34.5445667);
final ApexEvent event =
new ApexEvent("Event0000", "0.0.1", "org.onap.policy.apex.domains.sample.events", "test", "apex");
event.setExecutionId(System.nanoTime());
event.putAll(eventDataMap);
engineServiceEventInterface.sendEvent(event);
final ApexEvent event2 =
new ApexEvent("Event0100", "0.0.1", "org.onap.policy.apex.domains.sample.events", "test", "apex");
event2.setExecutionId(System.nanoTime());
event2.putAll(eventDataMap);
engineServiceEventInterface.sendEvent(event2);
// Wait for results
final long recvtime = System.currentTimeMillis();
while (actionEventsReceived < 2 && System.currentTimeMillis() - recvtime < MAX_RECV_WAIT) {
ThreadUtilities.sleep(100);
}
ThreadUtilities.sleep(500);
assertEquals(2, actionEventsReceived);
actionEventsReceived = 0;
// Stop all engines on this engine service
final long stoptime = System.currentTimeMillis();
service.stop();
while (!service.isStopped() && System.currentTimeMillis() - stoptime < MAX_STOP_WAIT) {
ThreadUtilities.sleep(200);
}
if (!service.isStopped()) {
fail("Apex Service " + service.getKey() + " failed to stop after " + MAX_STOP_WAIT + " ms");
}
}
/**
* Update the engine then test the engine with 2 sample events.
*
* @throws ApexException if there is a problem
*/
@Test
public void testExecutionSet1Sync() throws ApexException {
service.updateModel(parameters.getEngineKey(), apexModelString, true);
// Start the service
service.startAll();
final long starttime = System.currentTimeMillis();
for (final AxArtifactKey engineKey : service.getEngineKeys()) {
LOGGER.info("{}", service.getStatus(engineKey));
}
while (!service.isStarted() && System.currentTimeMillis() - starttime < MAX_START_WAIT) {
ThreadUtilities.sleep(200);
}
if (!service.isStarted()) {
fail("Apex Service " + service.getKey() + " failed to start after " + MAX_START_WAIT + " ms");
}
// Send some events
final Date testStartTime = new Date();
final Map<String, Object> eventDataMap = new HashMap<String, Object>();
eventDataMap.put("TestSlogan", "This is a test slogan");
eventDataMap.put("TestMatchCase", (byte) 123);
eventDataMap.put("TestTimestamp", testStartTime.getTime());
eventDataMap.put("TestTemperature", 34.5445667);
final ApexEvent event1 =
new ApexEvent("Event0000", "0.0.1", "org.onap.policy.apex.domains.sample.events", "test", "apex");
event1.putAll(eventDataMap);
event1.setExecutionId(System.nanoTime());
final ApexEventListener myEventListener1 = new ApexEventListener() {
@Override
public void onApexEvent(final ApexEvent responseEvent) {
assertNotNull("Synchronous sendEventWait failed", responseEvent);
assertEquals(event1.getExecutionId(), responseEvent.getExecutionId());
waitFlag = false;
}
};
waitFlag = true;
service.registerActionListener("Listener1", myEventListener1);
service.getEngineServiceEventInterface().sendEvent(event1);
while (waitFlag) {
ThreadUtilities.sleep(100);
}
final ApexEvent event2 =
new ApexEvent("Event0100", "0.0.1", "org.onap.policy.apex.domains.sample.events", "test", "apex");
event2.setExecutionId(System.nanoTime());
event2.putAll(eventDataMap);
final ApexEventListener myEventListener2 = new ApexEventListener() {
@Override
public void onApexEvent(final ApexEvent responseEvent) {
assertNotNull("Synchronous sendEventWait failed", responseEvent);
assertEquals(event2.getExecutionId(), responseEvent.getExecutionId());
assertEquals(2, actionEventsReceived);
waitFlag = false;
}
};
waitFlag = true;
service.deregisterActionListener("Listener1");
service.registerActionListener("Listener2", myEventListener2);
service.getEngineServiceEventInterface().sendEvent(event2);
while (waitFlag) {
ThreadUtilities.sleep(100);
}
service.deregisterActionListener("Listener2");
actionEventsReceived = 0;
// Stop all engines on this engine service
final long stoptime = System.currentTimeMillis();
service.stop();
while (!service.isStopped() && System.currentTimeMillis() - stoptime < MAX_STOP_WAIT) {
ThreadUtilities.sleep(200);
}
if (!service.isStopped()) {
fail("Apex Service " + service.getKey() + " failed to stop after " + MAX_STOP_WAIT + " ms");
}
}
/**
* Update the engine then test the engine with 2 sample events - again.
*
* @throws ApexException if there is a problem
*/
@Test
public void testExecutionSet2() throws ApexException {
service.updateModel(parameters.getEngineKey(), apexModelString, true);
// Start the service
service.startAll();
final long starttime = System.currentTimeMillis();
for (final AxArtifactKey engineKey : service.getEngineKeys()) {
LOGGER.info("{}", service.getStatus(engineKey));
}
while (!service.isStarted() && System.currentTimeMillis() - starttime < MAX_START_WAIT) {
ThreadUtilities.sleep(200);
}
if (!service.isStarted()) {
fail("Apex Service " + service.getKey() + " failed to start after " + MAX_START_WAIT + " ms");
}
final EngineServiceEventInterface engineServiceEventInterface = service.getEngineServiceEventInterface();
// Send some events
final Date testStartTime = new Date();
final Map<String, Object> eventDataMap = new HashMap<String, Object>();
eventDataMap.put("TestSlogan", "This is a test slogan");
eventDataMap.put("TestMatchCase", (byte) 123);
eventDataMap.put("TestTimestamp", testStartTime.getTime());
eventDataMap.put("TestTemperature", 34.5445667);
final ApexEvent event =
new ApexEvent("Event0000", "0.0.1", "org.onap.policy.apex.domains.sample.events", "test", "apex");
event.setExecutionId(System.nanoTime());
event.putAll(eventDataMap);
engineServiceEventInterface.sendEvent(event);
final ApexEvent event2 =
new ApexEvent("Event0100", "0.0.1", "org.onap.policy.apex.domains.sample.events", "test", "apex");
event2.setExecutionId(System.nanoTime());
event2.putAll(eventDataMap);
engineServiceEventInterface.sendEvent(event2);
// Wait for results
final long recvtime = System.currentTimeMillis();
while (actionEventsReceived < 2 && System.currentTimeMillis() - recvtime < MAX_RECV_WAIT) {
ThreadUtilities.sleep(100);
}
ThreadUtilities.sleep(500);
assertEquals(2, actionEventsReceived);
actionEventsReceived = 0;
// Stop all engines on this engine service
final long stoptime = System.currentTimeMillis();
service.stop();
while (!service.isStopped() && System.currentTimeMillis() - stoptime < MAX_STOP_WAIT) {
ThreadUtilities.sleep(200);
}
if (!service.isStopped()) {
fail("Apex Service " + service.getKey() + " failed to stop after " + MAX_STOP_WAIT + " ms");
}
}
/**
* Update the engine then test the engine with 2 sample events - again.
*
* @throws ApexException if there is a problem
*/
@Test
public void testExecutionSet2Sync() throws ApexException {
service.updateModel(parameters.getEngineKey(), apexModelString, true);
// Start the service
service.startAll();
final long starttime = System.currentTimeMillis();
for (final AxArtifactKey engineKey : service.getEngineKeys()) {
LOGGER.info("{}", service.getStatus(engineKey));
}
while (!service.isStarted() && System.currentTimeMillis() - starttime < MAX_START_WAIT) {
ThreadUtilities.sleep(200);
}
if (!service.isStarted()) {
fail("Apex Service " + service.getKey() + " failed to start after " + MAX_START_WAIT + " ms");
}
// Send some events
final Date testStartTime = new Date();
final Map<String, Object> eventDataMap = new HashMap<String, Object>();
eventDataMap.put("TestSlogan", "This is a test slogan");
eventDataMap.put("TestMatchCase", (byte) 123);
eventDataMap.put("TestTimestamp", testStartTime.getTime());
eventDataMap.put("TestTemperature", 34.5445667);
final ApexEvent event1 =
new ApexEvent("Event0000", "0.0.1", "org.onap.policy.apex.domains.sample.events", "test", "apex");
event1.putAll(eventDataMap);
final ApexEventListener myEventListener1 = new ApexEventListener() {
@Override
public void onApexEvent(final ApexEvent responseEvent) {
assertNotNull("Synchronous sendEventWait failed", responseEvent);
assertEquals(event1.getExecutionId(), responseEvent.getExecutionId());
waitFlag = false;
}
};
waitFlag = true;
service.registerActionListener("Listener1", myEventListener1);
service.getEngineServiceEventInterface().sendEvent(event1);
while (waitFlag) {
ThreadUtilities.sleep(100);
}
final ApexEvent event2 =
new ApexEvent("Event0100", "0.0.1", "org.onap.policy.apex.domains.sample.events", "test", "apex");
event2.putAll(eventDataMap);
final ApexEventListener myEventListener2 = new ApexEventListener() {
@Override
public void onApexEvent(final ApexEvent responseEvent) {
assertNotNull("Synchronous sendEventWait failed", responseEvent);
assertEquals(event2.getExecutionId(), responseEvent.getExecutionId());
waitFlag = false;
}
};
waitFlag = true;
service.registerActionListener("Listener2", myEventListener2);
service.deregisterActionListener("Listener1");
service.getEngineServiceEventInterface().sendEvent(event2);
while (waitFlag) {
ThreadUtilities.sleep(100);
}
service.deregisterActionListener("Listener2");
assertEquals(2, actionEventsReceived);
actionEventsReceived = 0;
// Stop all engines on this engine service
final long stoptime = System.currentTimeMillis();
service.stop();
while (!service.isStopped() && System.currentTimeMillis() - stoptime < MAX_STOP_WAIT) {
ThreadUtilities.sleep(200);
}
if (!service.isStopped()) {
fail("Apex Service " + service.getKey() + " failed to stop after " + MAX_STOP_WAIT + " ms");
}
}
/**
* Tear down the the test infrastructure.
*
* @throws ApexException if there is an error
*/
@AfterClass
public static void tearDown() throws Exception {
// Stop all engines on this engine service
final long stoptime = System.currentTimeMillis();
service.stop();
while (!service.isStopped() && System.currentTimeMillis() - stoptime < MAX_STOP_WAIT) {
ThreadUtilities.sleep(200);
}
if (!service.isStopped()) {
fail("Apex Service " + service.getKey() + " failed to stop after " + MAX_STOP_WAIT + " ms");
}
service = null;
}
/**
* The listener interface for receiving test events. The class that is interested in processing
* a test event implements this interface, and the object created with that class is registered
* with a component using the component's <code>addTestListener</code> method. When the test
* event occurs, that object's appropriate method is invoked.
*
* @see TestEvent
*/
private static final class TestListener implements ApexEventListener {
/*
* (non-Javadoc)
*
* @see
* org.onap.policy.apex.service.engine.runtime.ApexEventListener#onApexEvent(org.onap.policy
* .apex.service.engine.event.ApexEvent)
*/
@Override
public synchronized void onApexEvent(final ApexEvent event) {
LOGGER.debug("result 1 is:" + event);
checkResult(event);
actionEventsReceived++;
final Date testStartTime = new Date((Long) event.get("TestTimestamp"));
final Date testEndTime = new Date();
LOGGER.info("policy execution time: " + (testEndTime.getTime() - testStartTime.getTime()) + "ms");
}
/**
* Check result.
*
* @param result the result
*/
private void checkResult(final ApexEvent result) {
assertTrue(result.getName().startsWith("Event0004") || result.getName().startsWith("Event0104"));
assertTrue(result.get("TestSlogan").equals("This is a test slogan"));
assertTrue(result.get("TestMatchCase").equals(new Byte((byte) 123)));
assertTrue(result.get("TestTemperature").equals(34.5445667));
assertTrue(((byte) result.get("TestMatchCaseSelected")) >= 0
&& ((byte) result.get("TestMatchCaseSelected") <= 3));
assertTrue(((byte) result.get("TestEstablishCaseSelected")) >= 0
&& ((byte) result.get("TestEstablishCaseSelected") <= 3));
assertTrue(((byte) result.get("TestDecideCaseSelected")) >= 0
&& ((byte) result.get("TestDecideCaseSelected") <= 3));
assertTrue(
((byte) result.get("TestActCaseSelected")) >= 0 && ((byte) result.get("TestActCaseSelected") <= 3));
}
}
}
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