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/*
* ============LICENSE_START====================================
* DCAEGEN2-SERVICES-SDK
* =========================================================
* Copyright (C) 2019 Nokia. 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.dcaegen2.services.sdk.rest.services.dmaap.client.impl;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.BDDMockito.given;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import com.google.gson.JsonSyntaxException;
import org.junit.jupiter.api.Test;
import org.mockito.ArgumentCaptor;
import org.onap.dcaegen2.services.sdk.model.streams.dmaap.ImmutableMessageRouterSource;
import org.onap.dcaegen2.services.sdk.model.streams.dmaap.MessageRouterSource;
import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.*;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.api.MessageRouterSubscriber;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.model.ImmutableMessageRouterSubscribeRequest;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.model.MessageRouterSubscribeRequest;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.model.MessageRouterSubscribeResponse;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.model.config.MessageRouterSubscriberConfig;
import reactor.core.publisher.Mono;
/**
* @author <a href="mailto:piotr.jaszczyk@nokia.com">Piotr Jaszczyk</a>
* @since May 2019
*/
class MessageRouterSubscriberImplTest {
private final RxHttpClient httpClient = mock(RxHttpClient.class);
private final MessageRouterSubscriberConfig clientConfig = MessageRouterSubscriberConfig.createDefault();
private final MessageRouterSubscriber cut = new MessageRouterSubscriberImpl(httpClient, clientConfig.gsonInstance());
private final ArgumentCaptor<HttpRequest> httpRequestArgumentCaptor = ArgumentCaptor.forClass(HttpRequest.class);
private final MessageRouterSource sourceDefinition = ImmutableMessageRouterSource.builder()
.name("sample topic")
.topicUrl("https://dmaap-mr/TOPIC")
.build();
private final MessageRouterSubscribeRequest mrRequest = ImmutableMessageRouterSubscribeRequest.builder()
.consumerGroup("SAMPLE-GROUP")
.sourceDefinition(sourceDefinition)
.build();
private final HttpResponse httpResponse = ImmutableHttpResponse.builder()
.statusCode(200)
.statusReason("OK")
.url(sourceDefinition.topicUrl())
.rawBody("[]".getBytes())
.build();
private final HttpResponse httpResponseWithWrongStatusCode = ImmutableHttpResponse.builder()
.statusCode(301)
.statusReason("Something braked")
.url(sourceDefinition.topicUrl())
.rawBody("[]".getBytes())
.build();
private final HttpResponse httpResponseWithIncorrectJson = ImmutableHttpResponse.builder()
.statusCode(200)
.statusReason("OK")
.url(sourceDefinition.topicUrl())
.rawBody("{}".getBytes())
.build();
@Test
void getWithProperRequest_shouldReturnCorrectResponse() {
// given
given(httpClient.call(any(HttpRequest.class))).willReturn(Mono.just(httpResponse));
// when
final Mono<MessageRouterSubscribeResponse> responses = cut
.get(mrRequest);
final MessageRouterSubscribeResponse response = responses.block();
// then
assertThat(response.successful()).isTrue();
assertThat(response.failReason()).isNull();
assertThat(response.hasElements()).isFalse();
verify(httpClient).call(httpRequestArgumentCaptor.capture());
final HttpRequest httpRequest = httpRequestArgumentCaptor.getValue();
assertThat(httpRequest.method()).isEqualTo(HttpMethod.GET);
assertThat(httpRequest.url()).isEqualTo(String.format("%s/%s/%s", sourceDefinition.topicUrl(),
mrRequest.consumerGroup(), mrRequest.consumerId()));
assertThat(httpRequest.body()).isNull();
}
@Test
void getWithProperRequestButNotSuccessfulHttpRequest_shouldReturnMonoWithFailReason() {
// given
given(httpClient.call(any(HttpRequest.class))).willReturn(Mono.just(httpResponseWithWrongStatusCode));
// when
final Mono<MessageRouterSubscribeResponse> responses = cut
.get(mrRequest);
final MessageRouterSubscribeResponse response = responses.block();
// then
assertThat(response.failed()).isTrue();
assertThat(response.failReason()).
isEqualTo(String.format("%d %s%n%s", httpResponseWithWrongStatusCode.statusCode(),
httpResponseWithWrongStatusCode.statusReason(),
httpResponseWithWrongStatusCode.bodyAsString()));
}
@Test
void getWithImproperRawBody_shouldThrowNPE() {
// given
given(httpClient.call(any(HttpRequest.class))).willReturn(Mono.just(httpResponseWithIncorrectJson));
// when
// then
assertThatExceptionOfType(JsonSyntaxException.class).isThrownBy(() -> cut.get(mrRequest).block());
}
}
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