2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2019 Nordix Foundation.
4 * ================================================================================
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
21 package org.oransc.policyagent.dmaap;
23 import static org.assertj.core.api.Assertions.assertThat;
24 import static org.junit.Assert.assertFalse;
25 import static org.junit.Assert.assertNotNull;
26 import static org.junit.jupiter.api.Assertions.assertTrue;
27 import static org.mockito.ArgumentMatchers.any;
28 import static org.mockito.ArgumentMatchers.anyString;
29 import static org.mockito.Mockito.doReturn;
30 import static org.mockito.Mockito.mock;
31 import static org.mockito.Mockito.spy;
32 import static org.mockito.Mockito.verify;
33 import static org.mockito.Mockito.verifyNoMoreInteractions;
35 import ch.qos.logback.classic.Level;
36 import ch.qos.logback.classic.spi.ILoggingEvent;
37 import ch.qos.logback.core.read.ListAppender;
39 import com.google.gson.Gson;
40 import com.google.gson.GsonBuilder;
41 import com.google.gson.JsonObject;
43 import java.io.IOException;
44 import java.util.Optional;
46 import org.junit.jupiter.api.BeforeEach;
47 import org.junit.jupiter.api.Test;
48 import org.mockito.ArgumentCaptor;
49 import org.onap.dmaap.mr.client.MRBatchingPublisher;
50 import org.onap.dmaap.mr.client.response.MRPublisherResponse;
51 import org.oransc.policyagent.clients.AsyncRestClient;
52 import org.oransc.policyagent.dmaap.DmaapRequestMessage.Operation;
53 import org.oransc.policyagent.repository.ImmutablePolicyType;
54 import org.oransc.policyagent.repository.PolicyType;
55 import org.oransc.policyagent.utils.LoggingUtils;
56 import org.slf4j.Logger;
57 import org.slf4j.LoggerFactory;
58 import org.springframework.http.HttpStatus;
59 import org.springframework.http.ResponseEntity;
60 import org.springframework.web.reactive.function.client.WebClientResponseException;
62 import reactor.core.publisher.Mono;
63 import reactor.test.StepVerifier;
65 class DmaapMessageHandlerTest {
66 private static final Logger logger = LoggerFactory.getLogger(DmaapMessageHandlerTest.class);
67 private static final String URL = "url";
69 private final MRBatchingPublisher dmaapClient = mock(MRBatchingPublisher.class);
70 private final AsyncRestClient agentClient = mock(AsyncRestClient.class);
71 private DmaapMessageHandler testedObject;
72 private static Gson gson = new GsonBuilder() //
76 private void setUp() throws Exception {
77 testedObject = spy(new DmaapMessageHandler(dmaapClient, agentClient));
80 static JsonObject payloadAsJson() {
81 return gson.fromJson(payloadAsString(), JsonObject.class);
84 static String payloadAsString() {
85 PolicyType pt = ImmutablePolicyType.builder().name("name").schema("schema").build();
86 return gson.toJson(pt);
89 DmaapRequestMessage dmaapRequestMessage(Operation operation) {
90 Optional<JsonObject> payload =
91 ((operation == Operation.PUT || operation == Operation.POST) ? Optional.of(payloadAsJson())
93 return ImmutableDmaapRequestMessage.builder() //
94 .apiVersion("apiVersion") //
95 .correlationId("correlationId") //
96 .operation(operation) //
97 .originatorId("originatorId") //
99 .requestId("requestId") //
101 .timestamp("timestamp") //
106 private String dmaapInputMessage(Operation operation) {
107 return gson.toJson(dmaapRequestMessage(operation));
110 private Mono<ResponseEntity<String>> okResponse() {
111 ResponseEntity<String> entity = new ResponseEntity<>("OK", HttpStatus.OK);
112 return Mono.just(entity);
116 void testMessageParsing() {
117 String message = dmaapInputMessage(Operation.DELETE);
118 logger.info(message);
119 DmaapRequestMessage parsedMessage = gson.fromJson(message, ImmutableDmaapRequestMessage.class);
120 assertNotNull(parsedMessage);
121 assertFalse(parsedMessage.payload().isPresent());
123 message = dmaapInputMessage(Operation.PUT);
124 logger.info(message);
125 parsedMessage = gson.fromJson(message, ImmutableDmaapRequestMessage.class);
126 assertNotNull(parsedMessage);
127 assertTrue(parsedMessage.payload().isPresent());
131 void unparseableMessage_thenWarning() {
132 final ListAppender<ILoggingEvent> logAppender = LoggingUtils.getLogListAppender(DmaapMessageHandler.class);
134 testedObject.handleDmaapMsg("bad message");
136 assertThat(logAppender.list.get(0).getLevel()).isEqualTo(Level.WARN);
137 assertThat(logAppender.list.toString().contains("handleDmaapMsg failure ")).isTrue();
141 void successfulDelete() throws IOException {
142 doReturn(okResponse()).when(agentClient).deleteForEntity(anyString());
143 doReturn(1).when(dmaapClient).send(anyString());
144 doReturn(new MRPublisherResponse()).when(dmaapClient).sendBatchWithResponse();
146 String message = dmaapInputMessage(Operation.DELETE);
149 .create(testedObject.createTask(message)) //
150 .expectSubscription() //
152 .verifyComplete(); //
154 verify(agentClient).deleteForEntity(URL);
155 verifyNoMoreInteractions(agentClient);
157 verify(dmaapClient).send(anyString());
158 verify(dmaapClient).sendBatchWithResponse();
159 verifyNoMoreInteractions(dmaapClient);
163 void successfulGet() throws IOException {
164 doReturn(okResponse()).when(agentClient).getForEntity(anyString());
165 doReturn(1).when(dmaapClient).send(anyString());
166 doReturn(new MRPublisherResponse()).when(dmaapClient).sendBatchWithResponse();
169 .create(testedObject.createTask(dmaapInputMessage(Operation.GET))) //
170 .expectSubscription() //
172 .verifyComplete(); //
174 verify(agentClient).getForEntity(URL);
175 verifyNoMoreInteractions(agentClient);
177 verify(dmaapClient).send(anyString());
178 verify(dmaapClient).sendBatchWithResponse();
179 verifyNoMoreInteractions(dmaapClient);
183 void successfulPut() throws IOException {
184 doReturn(okResponse()).when(agentClient).putForEntity(anyString(), anyString());
185 doReturn(1).when(dmaapClient).send(anyString());
186 doReturn(new MRPublisherResponse()).when(dmaapClient).sendBatchWithResponse();
189 .create(testedObject.createTask(dmaapInputMessage(Operation.PUT))) //
190 .expectSubscription() //
192 .verifyComplete(); //
194 verify(agentClient).putForEntity(URL, payloadAsString());
195 verifyNoMoreInteractions(agentClient);
197 verify(dmaapClient).send(anyString());
198 verify(dmaapClient).sendBatchWithResponse();
199 verifyNoMoreInteractions(dmaapClient);
203 void successfulPost() throws IOException {
204 doReturn(okResponse()).when(agentClient).postForEntity(anyString(), anyString());
205 doReturn(1).when(dmaapClient).send(anyString());
206 doReturn(new MRPublisherResponse()).when(dmaapClient).sendBatchWithResponse();
209 .create(testedObject.createTask(dmaapInputMessage(Operation.POST))) //
210 .expectSubscription() //
212 .verifyComplete(); //
214 verify(agentClient).postForEntity(URL, payloadAsString());
215 verifyNoMoreInteractions(agentClient);
217 verify(dmaapClient).send(anyString());
218 verify(dmaapClient).sendBatchWithResponse();
219 verifyNoMoreInteractions(dmaapClient);
223 void exceptionWhenCallingPolicyAgent_thenNotFoundResponse() throws IOException {
224 WebClientResponseException except = new WebClientResponseException(400, "Refused", null, null, null, null);
225 doReturn(Mono.error(except)).when(agentClient).putForEntity(anyString(), any());
226 doReturn(1).when(dmaapClient).send(anyString());
227 doReturn(new MRPublisherResponse()).when(dmaapClient).sendBatchWithResponse();
230 .create(testedObject.createTask(dmaapInputMessage(Operation.PUT))) //
231 .expectSubscription() //
232 .verifyComplete(); //
234 verify(agentClient).putForEntity(anyString(), anyString());
235 verifyNoMoreInteractions(agentClient);
237 ArgumentCaptor<String> captor = ArgumentCaptor.forClass(String.class);
238 verify(dmaapClient).send(captor.capture());
239 String actualMessage = captor.getValue();
240 assertThat(actualMessage.contains(HttpStatus.BAD_REQUEST.toString())).isTrue();
242 verify(dmaapClient).sendBatchWithResponse();
243 verifyNoMoreInteractions(dmaapClient);
247 void unsupportedOperationInMessage_thenNotFoundResponseWithNotImplementedOperation() throws Exception {
248 String message = dmaapInputMessage(Operation.PUT).toString();
249 String badOperation = "BAD";
250 message = message.replace(Operation.PUT.toString(), badOperation);
252 testedObject.handleDmaapMsg(message);
254 ArgumentCaptor<String> captor = ArgumentCaptor.forClass(String.class);
255 verify(dmaapClient).send(captor.capture());
256 String actualMessage = captor.getValue();
257 assertThat(actualMessage
258 .contains(HttpStatus.BAD_REQUEST + "\",\"message\":\"Not implemented operation: " + badOperation)).isTrue();
260 verify(dmaapClient).sendBatchWithResponse();
261 verifyNoMoreInteractions(dmaapClient);
265 void putWithoutPayload_thenNotFoundResponseWithWarning() throws Exception {
266 String message = dmaapInputMessage(Operation.PUT).toString();
267 message = message.replace(",\"payload\":{\"name\":\"name\",\"schema\":\"schema\"}", "");
269 final ListAppender<ILoggingEvent> logAppender = LoggingUtils.getLogListAppender(DmaapMessageHandler.class);
271 testedObject.handleDmaapMsg(message);
273 assertThat(logAppender.list.get(0).getLevel()).isEqualTo(Level.WARN);
274 assertThat(logAppender.list.toString().contains("Expected payload in message from DMAAP: ")).isTrue();