2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
6 * Modifications Copyright (C) 2023-2024 Nordix Foundation.
7 * ================================================================================
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
12 * http://www.apache.org/licenses/LICENSE-2.0
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 * ============LICENSE_END=========================================================
22 package org.onap.policy.controlloop.actor.test;
24 import static org.junit.Assert.assertEquals;
25 import static org.junit.Assert.fail;
26 import static org.mockito.Mockito.lenient;
28 import java.util.List;
29 import java.util.function.BiConsumer;
30 import lombok.AccessLevel;
31 import lombok.NoArgsConstructor;
32 import org.mockito.ArgumentCaptor;
33 import org.mockito.Captor;
34 import org.mockito.Mock;
35 import org.onap.policy.common.endpoints.event.comm.TopicEndpointManager;
36 import org.onap.policy.common.endpoints.event.comm.TopicSink;
37 import org.onap.policy.common.endpoints.event.comm.TopicSource;
38 import org.onap.policy.common.endpoints.event.comm.client.BidirectionalTopicClientException;
39 import org.onap.policy.common.endpoints.http.client.HttpClientFactoryInstance;
40 import org.onap.policy.common.endpoints.http.server.HttpServletServerFactoryInstance;
41 import org.onap.policy.common.endpoints.parameters.TopicParameters;
42 import org.onap.policy.common.utils.coder.CoderException;
43 import org.onap.policy.common.utils.coder.StandardCoderObject;
44 import org.onap.policy.controlloop.actorserviceprovider.parameters.BidirectionalTopicConfig;
45 import org.onap.policy.controlloop.actorserviceprovider.topic.BidirectionalTopicHandler;
46 import org.onap.policy.controlloop.actorserviceprovider.topic.BidirectionalTopicManager;
47 import org.onap.policy.controlloop.actorserviceprovider.topic.Forwarder;
48 import org.onap.policy.simulators.TopicServer;
49 import org.onap.policy.simulators.Util;
52 * Superclass for various BidirectionalTopicOperation tests.
54 * @param <Q> request type
56 @NoArgsConstructor(access = AccessLevel.PROTECTED)
57 public abstract class BasicBidirectionalTopicOperation<Q> extends BasicOperation {
58 protected static final String MY_SINK = "my-sink";
59 protected static final String MY_SOURCE = "my-source";
60 protected static final int TIMEOUT_SEC = 10;
61 protected static final long TIMEOUT_MS = 1000L * TIMEOUT_SEC;
63 // sink and source used by the TopicServer
64 private static TopicSink serverSink;
65 private static TopicSource serverSource;
66 private static BidirectionalTopicHandler realTopicHandler;
68 protected static BidirectionalTopicManager topicMgr = (sink, source) -> {
69 // note: the sink and source names are swapped for the simulator
70 assertEquals(serverSource.getTopic(), sink);
71 assertEquals(serverSink.getTopic(), source);
72 return realTopicHandler;
76 protected ArgumentCaptor<BiConsumer<String, StandardCoderObject>> listenerCaptor;
79 protected BidirectionalTopicHandler topicHandler;
81 protected Forwarder forwarder;
83 protected BidirectionalTopicConfig config;
85 private TopicServer<Q> topicServer;
89 * Constructs the object.
91 * @param actor actor name
92 * @param operation operation name
94 protected BasicBidirectionalTopicOperation(String actor, String operation) {
95 super(actor, operation);
101 * @throws BidirectionalTopicClientException if the client cannot be built
103 protected static void initBeforeClass(String sinkTopic, String sourceTopic)
104 throws BidirectionalTopicClientException {
106 // note: the sink and source names are swapped for the simulator
107 var ptopic = new TopicParameters();
108 ptopic.setTopic(sourceTopic);
109 ptopic.setManaged(true);
110 ptopic.setServers(List.of("localhost"));
111 ptopic.setTopicCommInfrastructure("NOOP");
112 ptopic.setFetchTimeout(500);
113 serverSink = TopicEndpointManager.getManager().addTopicSinks(List.of(ptopic)).get(0);
115 ptopic.setTopic(sinkTopic);
116 serverSource = TopicEndpointManager.getManager().addTopicSources(List.of(ptopic)).get(0);
119 serverSource.start();
121 if (!sinkTopic.equals(sourceTopic)) {
122 // sink and source are different - create other ends for the actor
123 initActorTopics(sinkTopic, sourceTopic, ptopic);
126 realTopicHandler = new BidirectionalTopicHandler(sinkTopic, sourceTopic);
127 realTopicHandler.start();
130 private static void initActorTopics(String sinkTopic, String sourceTopic, TopicParameters ptopic) {
131 // create sink and source for the actor, too
132 ptopic.setTopic(sinkTopic);
133 TopicEndpointManager.getManager().addTopicSinks(List.of(ptopic)).get(0).start();
135 ptopic.setTopic(sourceTopic);
136 TopicEndpointManager.getManager().addTopicSources(List.of(ptopic)).get(0).start();
139 protected static void destroyAfterClass() {
140 TopicEndpointManager.getManager().shutdown();
141 HttpServletServerFactoryInstance.getServerFactory().destroy();
142 HttpClientFactoryInstance.getClientFactory().destroy();
146 * Initializes mocks and sets up.
149 public void setUpBasic() {
151 topicServer = makeServer(serverSink, serverSource);
156 * Finish all topic servers and mocks.
158 public void tearDownBasic() {
159 topicServer.shutdown();
162 } catch (Exception e) {
163 fail(e.getMessage());
168 * Makes a simulator for the given sink and source.
170 * @param sink topic to which the simulator should publish responses
171 * @param source topic from which the simulator should receive messages
172 * @return a new topic server/simulator
174 protected abstract TopicServer<Q> makeServer(TopicSink sink, TopicSource source);
177 * Initializes a configuration.
179 protected void initConfig() {
180 lenient().when(config.getTopicHandler()).thenReturn(topicHandler);
181 lenient().when(config.getForwarder()).thenReturn(forwarder);
182 lenient().when(config.getTimeoutMs()).thenReturn(TIMEOUT_MS);
186 * Provides a response to the topic {@link #listenerCaptor}.
188 * @param listener listener to which to provide the response
189 * @param response response to be provided
191 protected void provideResponse(BiConsumer<String, StandardCoderObject> listener, String response) {
193 StandardCoderObject sco = coder.decode(response, StandardCoderObject.class);
194 listener.accept(response, sco);
196 } catch (CoderException e) {
197 throw new IllegalArgumentException("response is not a Map", e);