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/*
* ============LICENSE_START====================================
* DCAEGEN2-SERVICES-SDK
* =========================================================
* Copyright (C) 2019-2021 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.api;
import com.google.gson.JsonElement;
import com.google.gson.JsonPrimitive;
import io.vavr.collection.List;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.CsvSource;
import org.onap.dcaegen2.services.sdk.model.streams.dmaap.ImmutableMessageRouterSink;
import org.onap.dcaegen2.services.sdk.model.streams.dmaap.MessageRouterSink;
import org.onap.dcaegen2.services.sdk.rest.services.adapters.http.test.DummyHttpServer;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.ContentType;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.model.DmaapResponse;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.model.ImmutableMessageRouterPublishRequest;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.model.ImmutableMessageRouterPublishResponse;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.model.MessageRouterPublishRequest;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.model.MessageRouterPublishResponse;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.model.config.ImmutableDmaapTimeoutConfig;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.model.config.MessageRouterPublisherConfig;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;
import reactor.test.StepVerifier;
import java.time.Duration;
import static org.assertj.core.api.Assertions.assertThat;
import static org.onap.dcaegen2.services.sdk.rest.services.adapters.http.test.DummyHttpServer.sendError;
import static org.onap.dcaegen2.services.sdk.rest.services.adapters.http.test.DummyHttpServer.sendString;
import static org.onap.dcaegen2.services.sdk.rest.services.adapters.http.test.DummyHttpServer.sendWithDelay;
/**
* @author <a href="mailto:piotr.jaszczyk@nokia.com">Piotr Jaszczyk</a>
* @since May 2019
*/
class MessageRouterPublisherTest {
private static final String ERROR_MESSAGE = "Something went wrong";
private static final String TIMEOUT_ERROR_MESSAGE = "408 Request Timeout";
private static final String CONNECTION_ERROR_MESSAGE = "503 Service unavailable";
private static final String SUCCESS_RESP_TOPIC_PATH = "/events/TOPIC";
private static final String DELAY_RESP_TOPIC_PATH = "/events/DELAY";
private static final String FAILING_WITH_400_RESP_PATH = "/events/TOPIC400";
private static final String FAILING_WITH_401_RESP_PATH = "/events/TOPIC401";
private static final String FAILING_WITH_403_RESP_PATH = "/events/TOPIC403";
private static final String FAILING_WITH_404_RESP_PATH = "/events/TOPIC404";
private static final String FAILING_WITH_500_RESP_PATH = "/events/TOPIC500";
private static final String FAILING_WITH_429_RESP_PATH = "/events/TOPIC429";
private static final Duration TIMEOUT = Duration.ofSeconds(10);
private static final Flux<JsonPrimitive> messageBatch = Flux.just("ala", "ma", "kota")
.map(JsonPrimitive::new);
private static final List<String> messageBatchItems = List.of("ala", "ma", "kota");
private static final DummyHttpServer DISPOSED_HTTP_SERVER = initialize().closeAndGet();
private static final DummyHttpServer SERVER = initialize();
private MessageRouterPublisher sut = DmaapClientFactory
.createMessageRouterPublisher(MessageRouterPublisherConfig.createDefault());
private static DummyHttpServer initialize() {
return DummyHttpServer.start(routes -> routes
.post(SUCCESS_RESP_TOPIC_PATH, (req, resp) -> sendString(resp, Mono.just("OK")))
.post(DELAY_RESP_TOPIC_PATH, (req, resp) -> sendWithDelay(resp, 200, TIMEOUT))
.post(FAILING_WITH_400_RESP_PATH, (req, resp) -> sendError(resp, 400, ERROR_MESSAGE))
.post(FAILING_WITH_401_RESP_PATH, (req, resp) -> sendError(resp, 401, ERROR_MESSAGE))
.post(FAILING_WITH_403_RESP_PATH, (req, resp) -> sendError(resp, 403, ERROR_MESSAGE))
.post(FAILING_WITH_404_RESP_PATH, (req, resp) -> sendError(resp, 404, ERROR_MESSAGE))
.post(FAILING_WITH_500_RESP_PATH, (req, resp) -> sendError(resp, 500, ERROR_MESSAGE))
.post(FAILING_WITH_429_RESP_PATH, (req, resp) -> sendError(resp, 429, ERROR_MESSAGE))
);
}
@Test
void test_put_givenMessageBatch_shouldMakeSuccessfulPostRequestReturningBatch() {
//given
final MessageRouterPublishRequest mrRequest = createTextPlainMRRequest(SUCCESS_RESP_TOPIC_PATH, SERVER);
final List<JsonElement> expectedItems = messageBatchItems.map(JsonPrimitive::new);
//when
final Flux<MessageRouterPublishResponse> result = sut.put(mrRequest, messageBatch);
//then
StepVerifier.create(result)
.expectNext(ImmutableMessageRouterPublishResponse.builder().items(expectedItems).build())
.expectComplete()
.verify(TIMEOUT);
}
@ParameterizedTest
@CsvSource({
FAILING_WITH_400_RESP_PATH + "," + "400 Bad Request",
FAILING_WITH_401_RESP_PATH + "," + "401 Unauthorized",
FAILING_WITH_403_RESP_PATH + "," + "403 Forbidden",
FAILING_WITH_404_RESP_PATH + "," + "404 Not Found",
FAILING_WITH_500_RESP_PATH + "," + "500 Internal Server Error",
FAILING_WITH_429_RESP_PATH + "," + "429 Too Many Requests"
})
void publisher_shouldHandleError(String failingPath, String failReason) {
//given
final MessageRouterPublishRequest mrRequest = createTextPlainMRRequest(failingPath, SERVER);
final MessageRouterPublishResponse expectedResponse = createErrorResponse(failReason);
//when
final Flux<MessageRouterPublishResponse> result = sut.put(mrRequest, messageBatch);
//then
StepVerifier.create(result)
.expectNext(expectedResponse)
.expectComplete()
.verify(TIMEOUT);
}
@Test
void publisher_shouldHandleClientTimeoutError() {
//given
final Duration requestTimeout = Duration.ofMillis(1);
final MessageRouterPublishRequest mrRequest = createTextPlainMRRequest(DELAY_RESP_TOPIC_PATH, requestTimeout);
//when
final Flux<MessageRouterPublishResponse> result = sut.put(mrRequest, messageBatch);
//then
StepVerifier.create(result)
.consumeNextWith(this::assertTimeoutError)
.expectComplete()
.verify(TIMEOUT);
}
@Test
void publisher_shouldHandleConnectionError() {
//given
final MessageRouterPublishRequest mrRequest = createTextPlainMRRequest(
SUCCESS_RESP_TOPIC_PATH, DISPOSED_HTTP_SERVER);
//when
final Flux<MessageRouterPublishResponse> result = sut.put(mrRequest, messageBatch);
//then
StepVerifier.create(result)
.consumeNextWith(this::assertConnectionError)
.expectComplete()
.verify(TIMEOUT);
}
private static MessageRouterPublishRequest createTextPlainMRRequest(String topicPath, DummyHttpServer dummyHttpServer) {
final MessageRouterSink sinkDefinition = createMRSink(topicPath, dummyHttpServer);
return ImmutableMessageRouterPublishRequest.builder()
.sinkDefinition(sinkDefinition)
.contentType(ContentType.TEXT_PLAIN)
.build();
}
private static MessageRouterPublishRequest createTextPlainMRRequest(String topicPath, Duration timeout) {
final MessageRouterSink sinkDefinition = createMRSink(topicPath, SERVER);
return ImmutableMessageRouterPublishRequest.builder()
.sinkDefinition(sinkDefinition)
.contentType(ContentType.TEXT_PLAIN)
.timeoutConfig(ImmutableDmaapTimeoutConfig.builder().timeout(timeout).build())
.build();
}
private static MessageRouterSink createMRSink(String topicPath, DummyHttpServer dummyHttpServer) {
return ImmutableMessageRouterSink.builder()
.name("the topic")
.topicUrl(String.format("http://%s:%d%s",
dummyHttpServer.host(),
dummyHttpServer.port(),
topicPath)
)
.build();
}
private static MessageRouterPublishResponse createErrorResponse(String failReason) {
String failReasonFormat = failReason + "\n%s";
return ImmutableMessageRouterPublishResponse
.builder()
.failReason(String.format(failReasonFormat, ERROR_MESSAGE))
.build();
}
private void assertTimeoutError(DmaapResponse response) {
assertThat(response.failed()).isTrue();
assertThat(response.failReason()).startsWith(TIMEOUT_ERROR_MESSAGE);
}
private void assertConnectionError(DmaapResponse response) {
assertThat(response.failed()).isTrue();
assertThat(response.failReason()).startsWith(CONNECTION_ERROR_MESSAGE);
}
}
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