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/*-
* ============LICENSE_START=======================================================
* ONAP
* ================================================================================
* Copyright (C) 2020 AT&T Intellectual Property. 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.
* ============LICENSE_END=========================================================
*/
package org.onap.policy.controlloop.tdjam;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotSame;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import static org.onap.policy.drools.properties.DroolsPropertyConstants.PROPERTY_CONTROLLER_TYPE;
import ch.qos.logback.classic.Level;
import ch.qos.logback.classic.Logger;
import ch.qos.logback.classic.spi.ILoggingEvent;
import ch.qos.logback.core.read.ListAppender;
import java.util.HashSet;
import java.util.Properties;
import java.util.UUID;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import org.onap.policy.controlloop.CanonicalOnset;
import org.onap.policy.controlloop.drl.legacy.ControlLoopParams;
import org.onap.policy.drools.controller.DroolsControllerConstants;
import org.onap.policy.drools.system.PolicyControllerConstants;
import org.onap.policy.drools.system.PolicyEngineConstants;
import org.onap.policy.drools.utils.PropertyUtil;
import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
import org.powermock.reflect.Whitebox;
import org.slf4j.LoggerFactory;
public class TdjamControllerTest {
private static Properties prop;
private static Logger logger = (Logger) LoggerFactory.getLogger(TdjamController.class);
private static ListAppender<ILoggingEvent> appender = new ListAppender<ILoggingEvent>();
/**
* Setup appender, and initialize properties.
*/
@BeforeClass
public static void setupClass() throws Exception {
logger.setLevel(Level.DEBUG);
logger.addAppender(appender);
prop = PropertyUtil.getProperties("src/test/resources/config/tdjam-controller.properties");
prop.setProperty(PROPERTY_CONTROLLER_TYPE, "tdjam");
PolicyEngineConstants.getManager().configure(new Properties());
PolicyEngineConstants.getManager().start();
}
/**
* Remove appender.
*/
@AfterClass
public static void cleanupClass() {
PolicyEngineConstants.getManager().stop();
PolicyEngineConstants.getManager().getExecutorService().shutdown();
appender.stop();
System.out.println("APPENDER:");
for (ILoggingEvent event : appender.list) {
System.out.println(" " + event);
}
logger.detachAppender(appender);
}
@Test
public void toscaPolicyTests() {
TdjamController tc = (TdjamController) PolicyControllerConstants.getFactory().build("tc", prop);
assertTrue(PolicyControllerConstants.getFactory().inventory().contains(tc));
assertTrue(DroolsControllerConstants.getFactory().inventory().contains(tc));
final HashSet<ToscaPolicy> toscaPolicies = new HashSet<>();
final HashSet<ControlLoopParams> controlLoopParams = new HashSet<>();
ToscaPolicy a1 = buildToscaPolicy("a", "1", tc);
ToscaPolicy a2 = buildToscaPolicy("a", "2", tc);
ToscaPolicy b1 = buildToscaPolicy("b", "1", tc);
toscaPolicies.add(a1);
toscaPolicies.add(a2);
toscaPolicies.add(b1);
assertSame(a1, tc.getToscaPolicy("a", "1"));
assertSame(a2, tc.getToscaPolicy("a", "2"));
assertSame(b1, tc.getToscaPolicy("b", "1"));
assertEquals(toscaPolicies, tc.getAllToscaPolicies());
// create associated ControlLoopParams
final ControlLoopParams clpa1 = buildControlLoopParams("a", "1", "clpa1", tc);
final ControlLoopParams clpa2 = buildControlLoopParams("a", "2", "clpa2", tc);
final ControlLoopParams clpb1 = buildControlLoopParams("b", "1", "clpb1", tc);
final ControlLoopParams clpb3 = buildControlLoopParams("b", "3", "clpb3", null);
// the add for 'clpb3' should fail, because there is no ToscaPolicy
startLog();
assertSame(clpb3, tc.addControlLoopParams(clpb3));
stopLog();
assertLog(".*Missing ToscaPolicy, name=b, version=3.*");
assertNull(tc.removeControlLoopParams("clpb3"));
controlLoopParams.add(clpa1);
controlLoopParams.add(clpa2);
controlLoopParams.add(clpb1);
assertEquals(controlLoopParams, new HashSet<>(tc.getAllControlLoopParams()));
// manually remove a ControlLoopParams
assertSame(clpa1, tc.removeControlLoopParams("clpa1"));
assertTrue(controlLoopParams.remove(clpa1));
assertEquals(controlLoopParams, new HashSet<>(tc.getAllControlLoopParams()));
// tests of nonexistent policies
assertNull(tc.getToscaPolicy("c", "1")); // non-existent name
assertNull(tc.removeToscaPolicy("c", "1"));
assertNull(tc.getToscaPolicy("b", "3")); // non-existent version
assertNull(tc.removeToscaPolicy("b", "3"));
assertSame(a1, tc.removeToscaPolicy("a", "1"));
assertTrue(toscaPolicies.remove(a1));
assertEquals(toscaPolicies, tc.getAllToscaPolicies());
assertSame(a2, tc.removeToscaPolicy("a", "2"));
assertTrue(toscaPolicies.remove(a2));
assertEquals(toscaPolicies, tc.getAllToscaPolicies());
// ControlLoopParams removal should be automatic
assertTrue(controlLoopParams.remove(clpa2));
assertEquals(controlLoopParams, new HashSet<>(tc.getAllControlLoopParams()));
// test reset method
tc.reset();
assertTrue(tc.getAllToscaPolicies().isEmpty());
assertTrue(tc.getAllControlLoopParams().isEmpty());
assertTrue(tc.getAllEventManagers().isEmpty());
assertTrue(tc.getAllOnsetToEventManager().isEmpty());
PolicyControllerConstants.getFactory().shutdown(tc);
assertFalse(PolicyControllerConstants.getFactory().inventory().contains(tc));
assertFalse(DroolsControllerConstants.getFactory().inventory().contains(tc));
}
@Test
public void onsetErrors() throws Exception {
TdjamController tc = (TdjamController) PolicyControllerConstants.getFactory().build("tc", prop);
assertTrue(PolicyControllerConstants.getFactory().inventory().contains(tc));
assertTrue(DroolsControllerConstants.getFactory().inventory().contains(tc));
tc.start();
buildToscaPolicy("a", "1", tc);
final ControlLoopParams clpa1 = buildControlLoopParams("a", "1", "clpa1", tc);
assertTrue(tc.getAllControlLoopParams().contains(clpa1));
CanonicalOnset canonicalOnset = new CanonicalOnset();
startLog();
Whitebox.invokeMethod(tc, "processEvent", canonicalOnset);
stopLog();
assertLog(".*No ControlLoopParams for event: CanonicalOnset.*");
// set Name with new canonicalOnset
CanonicalOnset canonicalOnset2 = new CanonicalOnset();
canonicalOnset2.setClosedLoopControlName("clpa1");
// try with a non-null requestID, but missing target
canonicalOnset2.setRequestId(UUID.randomUUID());
startLog();
Whitebox.invokeMethod(tc, "processEvent", canonicalOnset2);
stopLog();
assertLog(".*Exception creating ControlLoopEventManager.*");
PolicyControllerConstants.getFactory().shutdown(tc);
assertFalse(PolicyControllerConstants.getFactory().inventory().contains(tc));
}
private ToscaPolicy buildToscaPolicy(String name, String version, TdjamController tc) {
ToscaPolicy tp = new ToscaPolicy();
tp.setName(name);
tp.setVersion(version);
if (tc != null) {
tc.addToscaPolicy(tp);
}
return tp;
}
private ControlLoopParams buildControlLoopParams(String name, String version,
String closedLoopControlName, TdjamController tc) {
ControlLoopParams clp = new ControlLoopParams();
clp.setPolicyName(name);
clp.setPolicyVersion(version);
clp.setClosedLoopControlName(closedLoopControlName);
if (tc != null) {
assertNotSame(clp, tc.addControlLoopParams(clp));
}
return clp;
}
private void startLog() {
appender.list.clear();
appender.start();
}
private void stopLog() {
appender.stop();
}
private void assertLog(String regexp) {
for (ILoggingEvent event : appender.list) {
if (event.toString().matches(regexp)) {
return;
}
}
fail("Missing log entry: " + regexp);
}
}
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