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/*-
* ============LICENSE_START=======================================================
* ONAP
* ================================================================================
* Copyright (C) 2021 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.pap.main.comm;
import static org.assertj.core.api.Assertions.assertThatCode;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.eq;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import java.util.List;
import java.util.function.Consumer;
import java.util.function.Supplier;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.junit.MockitoJUnitRunner;
import org.onap.policy.common.endpoints.event.comm.Topic.CommInfrastructure;
import org.onap.policy.common.utils.services.Registry;
import org.onap.policy.models.base.PfModelException;
import org.onap.policy.models.pdp.concepts.Pdp;
import org.onap.policy.models.pdp.concepts.PdpGroup;
import org.onap.policy.models.pdp.concepts.PdpStatistics;
import org.onap.policy.models.pdp.concepts.PdpStatus;
import org.onap.policy.models.pdp.concepts.PdpSubGroup;
import org.onap.policy.models.pdp.enums.PdpState;
import org.onap.policy.models.provider.PolicyModelsProvider;
import org.onap.policy.pap.main.PapConstants;
import org.onap.policy.pap.main.PolicyModelsProviderFactoryWrapper;
import org.onap.policy.pap.main.parameters.PdpParameters;
@RunWith(MockitoJUnitRunner.class)
public class PdpStatisticsListenerTest {
private static final long MAX_MSG_AGE_MS = 5000;
private static final String GROUP = "myGroup";
private static final String PDP_TYPE = "mySubgroup";
private static final String MY_NAME = "myName";
private static final CommInfrastructure INFRA = CommInfrastructure.DMAAP;
private static final String TOPIC = "MyTopic";
private static final long COUNT = 10;
@Mock
private PdpParameters params;
@Mock
private PolicyModelsProviderFactoryWrapper provFactory;
@Mock
private PolicyModelsProvider provider;
private PdpStatus msg;
private PdpStatistics stats;
private PdpStatisticsListener listener;
@AfterClass
public static void tearDownAfterClass() {
Registry.newRegistry();
}
/**
* Sets up.
*/
@Before
public void setUp() throws PfModelException {
when(params.getMaxMessageAgeMs()).thenReturn(MAX_MSG_AGE_MS);
when(provFactory.create()).thenReturn(provider);
when(provider.getFilteredPdpGroups(any())).thenReturn(List.of());
Registry.newRegistry();
Registry.register(PapConstants.REG_PAP_DAO_FACTORY, provFactory);
Registry.register(PapConstants.REG_PDP_MODIFY_LOCK, new Object());
stats = new PdpStatistics();
stats.setPdpGroupName(GROUP);
stats.setPdpSubGroupName(PDP_TYPE);
stats.setPdpInstanceId(MY_NAME);
stats.setPolicyDeployCount(COUNT);
stats.setPolicyDeployFailCount(COUNT);
stats.setPolicyDeploySuccessCount(COUNT);
stats.setPolicyExecutedCount(COUNT);
stats.setPolicyExecutedFailCount(COUNT);
stats.setPolicyExecutedSuccessCount(COUNT);
msg = new PdpStatus();
msg.setPdpGroup(GROUP);
msg.setPdpType(PDP_TYPE);
msg.setName(MY_NAME);
msg.setStatistics(stats);
msg.setTimestampMs(System.currentTimeMillis());
listener = new PdpStatisticsListener(params);
}
@Test
public void testOnTopicEvent() throws PfModelException {
listener.onTopicEvent(INFRA, TOPIC, msg);
verify(provFactory).create();
}
@Test
public void testOnTopicEventOutOfDate() throws PfModelException {
msg.setTimestampMs(System.currentTimeMillis() - MAX_MSG_AGE_MS - 1);
listener.onTopicEvent(INFRA, TOPIC, msg);
verify(provFactory, never()).create();
}
@Test
public void testOnTopicEventDbException() throws PfModelException {
when(provFactory.create()).thenThrow(new RuntimeException("expected exception"));
assertThatCode(() -> listener.onTopicEvent(INFRA, TOPIC, msg)).doesNotThrowAnyException();
}
@Test
public void testHandleStatistics() throws PfModelException {
// no matching group
listener.onTopicEvent(INFRA, TOPIC, msg);
verify(provFactory).create();
verify(provider, never()).createPdpStatistics(any());
// matches
final Pdp pdp = new Pdp();
pdp.setInstanceId(MY_NAME);
// doesn't match
final Pdp pdp2 = new Pdp();
pdp2.setInstanceId(MY_NAME + "aaa");
// matches, but PDP doesn't match
final PdpSubGroup subgrp = new PdpSubGroup();
subgrp.setPdpType(PDP_TYPE);
subgrp.setPdpInstances(List.of(pdp2));
// doesn't match, but has matching PDP
final PdpSubGroup subgrp2 = new PdpSubGroup();
subgrp2.setPdpType(PDP_TYPE + "bbb");
subgrp2.setPdpInstances(List.of(pdp));
// has matching subgroup
final PdpGroup group = new PdpGroup();
group.setPdpSubgroups(List.of(subgrp2, subgrp));
// no matching subgroup
final PdpGroup group2 = new PdpGroup();
group2.setPdpSubgroups(List.of(subgrp2));
when(provider.getFilteredPdpGroups(any())).thenReturn(List.of(group2, group));
// nothing matches, so nothing should be inserted
listener.onTopicEvent(INFRA, TOPIC, msg);
verify(provider, never()).createPdpStatistics(any());
// add a matching pdp to the matching subgroup
subgrp.setPdpInstances(List.of(pdp, pdp));
// now it should update the statistics
listener.onTopicEvent(INFRA, TOPIC, msg);
verify(provider).createPdpStatistics(eq(List.of(stats)));
}
@Test
public void testValidStatistics() throws PfModelException {
validateStats(msg::getState, msg::setState, PdpState.TERMINATED);
validateStats(msg::getStatistics, msg::setStatistics, null);
validateStats(msg::getPdpGroup, msg::setPdpGroup, null);
validateStats(msg::getPdpType, msg::setPdpType, null);
validateStats(msg::getName, msg::setName, null);
validateStats(stats::getPdpGroupName, stats::setPdpGroupName, GROUP + "ccc");
validateStats(stats::getPdpSubGroupName, stats::setPdpSubGroupName, PDP_TYPE + "ddd");
validateStats(stats::getPdpInstanceId, stats::setPdpInstanceId, MY_NAME + "eee");
validateStats(stats::getPolicyDeployCount, stats::setPolicyDeployCount, -1L);
validateStats(stats::getPolicyDeployFailCount, stats::setPolicyDeployFailCount, -1L);
validateStats(stats::getPolicyDeploySuccessCount, stats::setPolicyDeploySuccessCount, -1L);
validateStats(stats::getPolicyExecutedCount, stats::setPolicyExecutedCount, -1L);
validateStats(stats::getPolicyExecutedFailCount, stats::setPolicyExecutedFailCount, -1L);
validateStats(stats::getPolicyExecutedSuccessCount, stats::setPolicyExecutedSuccessCount, -1L);
// verify that all zeroes are OK
stats = new PdpStatistics();
stats.setPdpGroupName(GROUP);
stats.setPdpSubGroupName(PDP_TYPE);
stats.setPdpInstanceId(MY_NAME);
msg.setStatistics(stats);
listener.onTopicEvent(INFRA, TOPIC, msg);
verify(provFactory).create();
}
/**
* Verifies that the provider is never created when one of the message's fields is set
* to an invalid value.
*
* @param <T> value type
* @param getter method to get the current value of the field
* @param setter method to change the field
* @param invalidValue invalid value for the field
* @throws PfModelException if an error occurs
*/
private <T> void validateStats(Supplier<T> getter, Consumer<T> setter, T invalidValue) throws PfModelException {
final T saved = getter.get();
setter.accept(invalidValue);
listener.onTopicEvent(INFRA, TOPIC, msg);
verify(provFactory, never()).create();
setter.accept(saved);
}
}
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