gerrit.onap Code Review - dcaegen2/services/prh.git/blob

   1 /*
   2  * ============LICENSE_START=======================================================
   3  * PNF-REGISTRATION-HANDLER
   4  * ================================================================================
   5  * Copyright (C) 2018 NOKIA Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20 package org.onap.dcaegen2.services.prh.service.consumer;
  21
  22 import static org.mockito.ArgumentMatchers.any;
  23 import static org.mockito.Mockito.doAnswer;
  24 import static org.mockito.Mockito.doReturn;
  25 import static org.mockito.Mockito.mock;
  26 import static org.mockito.Mockito.spy;
  27 import static org.mockito.Mockito.when;
  28 import static org.springframework.web.reactive.function.client.ExchangeFilterFunctions.basicAuthentication;
  29
  30 import java.net.URI;
  31 import java.net.URISyntaxException;
  32 import org.junit.jupiter.api.Assertions;
  33 import org.junit.jupiter.api.BeforeAll;
  34 import org.junit.jupiter.api.Test;
  35 import org.onap.dcaegen2.services.prh.config.DmaapConsumerConfiguration;
  36 import org.springframework.http.HttpHeaders;
  37 import org.springframework.http.HttpStatus;
  38 import org.springframework.web.reactive.function.client.WebClient;
  39 import org.springframework.web.reactive.function.client.WebClient.RequestHeadersUriSpec;
  40 import org.springframework.web.reactive.function.client.WebClient.ResponseSpec;
  41 import reactor.core.publisher.Mono;
  42 import reactor.test.StepVerifier;
  43
  44 /**
  45  * @author <a href="mailto:przemyslaw.wasala@nokia.com">Przemysław Wąsala</a> on 6/27/18
  46  */
  47 public class DMaaPConsumerReactiveHttpClientTest {
  48
  49     private static DMaaPConsumerReactiveHttpClient DMaaPConsumerReactiveHttpClient;
  50
  51     private static DmaapConsumerConfiguration consumerConfigurationMock = mock(DmaapConsumerConfiguration.class);
  52     private static final String JSON_MESSAGE = "{ \"responseFromDmaap\": \"Success\"}";
  53     private static Mono<String> expectedResult = Mono.empty();
  54     private static WebClient webClient = mock(WebClient.class);
  55     private static RequestHeadersUriSpec requestHeadersSpec;
  56     private static ResponseSpec responseSpec;
  57
  58
  59     @BeforeAll
  60     public static void setUp() {
  61         when(consumerConfigurationMock.dmaapHostName()).thenReturn("54.45.33.2");
  62         when(consumerConfigurationMock.dmaapProtocol()).thenReturn("https");
  63         when(consumerConfigurationMock.dmaapPortNumber()).thenReturn(1234);
  64         when(consumerConfigurationMock.dmaapUserName()).thenReturn("PRH");
  65         when(consumerConfigurationMock.dmaapUserPassword()).thenReturn("PRH");
  66         when(consumerConfigurationMock.dmaapContentType()).thenReturn("application/json");
  67         when(consumerConfigurationMock.dmaapTopicName()).thenReturn("unauthenticated.SEC_OTHER_OUTPUT");
  68         when(consumerConfigurationMock.consumerGroup()).thenReturn("OpenDCAE-c12");
  69         when(consumerConfigurationMock.consumerId()).thenReturn("c12");
  70
  71         DMaaPConsumerReactiveHttpClient = new DMaaPConsumerReactiveHttpClient(consumerConfigurationMock);
  72         webClient = spy(WebClient.builder()
  73             .defaultHeader(HttpHeaders.CONTENT_TYPE, consumerConfigurationMock.dmaapContentType())
  74             .filter(basicAuthentication(consumerConfigurationMock.dmaapUserName(),
  75                 consumerConfigurationMock.dmaapUserPassword()))
  76             .build());
  77         requestHeadersSpec = mock(RequestHeadersUriSpec.class);
  78         responseSpec = mock(ResponseSpec.class);
  79     }
  80
  81
  82     @Test
  83     public void getHttpResponse_Success() {
  84         //given
  85         expectedResult = Mono.just(JSON_MESSAGE);
  86
  87         //when
  88         mockDependantObjects();
  89         doReturn(expectedResult).when(responseSpec).bodyToMono(String.class);
  90         DMaaPConsumerReactiveHttpClient.createDMaaPWebClient(webClient);
  91         Mono<String> response = DMaaPConsumerReactiveHttpClient.getDMaaPConsumerResponse();
  92
  93         //then
  94         StepVerifier.create(response).expectSubscription()
  95             .expectNextMatches(results -> {
  96                 Assertions.assertEquals(results, expectedResult.block());
  97                 return true;
  98             }).verifyComplete();
  99     }
 100
 101
 102     @Test
 103     public void getHttpResponse_HttpResponse4xxClientError() {
 104
 105         //when
 106         mockDependantObjects();
 107         doAnswer(invocationOnMock -> Mono.error(new Exception("400")))
 108             .when(responseSpec).onStatus(HttpStatus::is4xxClientError, e -> Mono.error(new Exception("400")));
 109         DMaaPConsumerReactiveHttpClient.createDMaaPWebClient(webClient);
 110
 111         //then
 112         StepVerifier.create(DMaaPConsumerReactiveHttpClient.getDMaaPConsumerResponse()).expectSubscription()
 113             .expectError(Exception.class);
 114
 115     }
 116
 117     @Test
 118     public void getHttpResponse_HttpResponse5xxClientError() {
 119
 120         //when
 121         mockDependantObjects();
 122         doAnswer(invocationOnMock -> Mono.error(new Exception("500")))
 123             .when(responseSpec).onStatus(HttpStatus::is4xxClientError, e -> Mono.error(new Exception("500")));
 124         DMaaPConsumerReactiveHttpClient.createDMaaPWebClient(webClient);
 125
 126         //then
 127         StepVerifier.create(DMaaPConsumerReactiveHttpClient.getDMaaPConsumerResponse()).expectSubscription()
 128             .expectError(Exception.class);
 129     }
 130
 131     @Test
 132     public void getHttpResponse_whenURISyntaxExceptionHasBeenThrown() throws URISyntaxException {
 133         //given
 134         DMaaPConsumerReactiveHttpClient = spy(DMaaPConsumerReactiveHttpClient);
 135         //when
 136         when(webClient.get()).thenReturn(requestHeadersSpec);
 137         DMaaPConsumerReactiveHttpClient.createDMaaPWebClient(webClient);
 138         when(DMaaPConsumerReactiveHttpClient.getUri()).thenThrow(URISyntaxException.class);
 139
 140         //then
 141         StepVerifier.create(DMaaPConsumerReactiveHttpClient.getDMaaPConsumerResponse()).expectSubscription()
 142             .expectError(Exception.class);
 143     }
 144
 145     private void mockDependantObjects() {
 146         when(webClient.get()).thenReturn(requestHeadersSpec);
 147         when(requestHeadersSpec.uri((URI) any())).thenReturn(requestHeadersSpec);
 148         when(requestHeadersSpec.retrieve()).thenReturn(responseSpec);
 149         doReturn(responseSpec).when(responseSpec).onStatus(any(), any());
 150     }
 151
 152 }