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/*
* ===============================LICENSE_START======================================
* dcae-analytics
* ================================================================================
* Copyright © 2017 AT&T Intellectual Property. 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.openecomp.dcae.apod.analytics.dmaap.service.subscriber;
import com.jayway.jsonassert.impl.matcher.IsCollectionWithSize;
import org.apache.commons.lang3.tuple.ImmutablePair;
import org.apache.http.client.ResponseHandler;
import org.apache.http.client.methods.HttpUriRequest;
import org.apache.http.impl.client.CloseableHttpClient;
import org.junit.After;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.Mockito;
import org.mockito.junit.MockitoJUnitRunner;
import org.openecomp.dcae.apod.analytics.common.exception.DCAEAnalyticsRuntimeException;
import org.openecomp.dcae.apod.analytics.dmaap.BaseAnalyticsDMaaPUnitTest;
import org.openecomp.dcae.apod.analytics.dmaap.domain.config.DMaaPMRSubscriberConfig;
import org.openecomp.dcae.apod.analytics.dmaap.domain.response.DMaaPMRSubscriberResponse;
import java.io.IOException;
import java.util.Random;
import java.util.UUID;
import static org.hamcrest.CoreMatchers.isA;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.core.Is.is;
import static org.mockito.BDDMockito.given;
/**
* @author Rajiv Singla . Creation Date: 10/21/2016.
*/
@RunWith(MockitoJUnitRunner.class)
public class DMaaPMRSubscriberImplTest extends BaseAnalyticsDMaaPUnitTest {
@Mock
private CloseableHttpClient closeableHttpClient;
private String consumerGroup, consumerId;
@Before
public void setUp() throws Exception {
Random random = new Random(10000L);
consumerGroup = "Test-Consumer-Group" + Long.toString(random.nextLong());
consumerId = UUID.randomUUID().toString();
}
@After
public void tearDown() throws Exception {
}
@Test
public void testSubscriberSuccessfullyReceiveDmaapMessage() throws Exception {
String testMessages = "[{\"message\":\"I'm Object 1 Message\"}," +
"{\"message\":\"I'm Object 2 Message\"}]";
Mockito.when(
closeableHttpClient.execute(Mockito.any(HttpUriRequest.class), Mockito.any(ResponseHandler.class)))
.thenReturn(new ImmutablePair<>(200, testMessages));
DMaaPMRSubscriberImpl dmaapMRSubscriberImpl = new DMaaPMRSubscriberImpl(
getSubscriberConfig(consumerId, consumerGroup), closeableHttpClient);
DMaaPMRSubscriberResponse dmaapMRSubscriberResponse = dmaapMRSubscriberImpl.fetchMessages();
assertThat(dmaapMRSubscriberResponse.getResponseCode(), is(200));
assertThat(dmaapMRSubscriberResponse.getFetchedMessages(), IsCollectionWithSize.hasSize(2));
}
@Test
public void testSubscriberSuccessfullyReceiveDmaapMessageWithNoUsername() throws Exception {
DMaaPMRSubscriberConfig dmaapMRSubscriberConfig = new DMaaPMRSubscriberConfig.Builder(HOST_NAME, TOPIC_NAME)
.setPortNumber(PORT_NUMBER)
.setProtocol(HTTP_PROTOCOL)
.setContentType(CONTENT_TYPE)
.setConsumerGroup(consumerGroup != null ? consumerGroup : SUBSCRIBER_CONSUMER_GROUP_NAME)
.setConsumerId(consumerId != null ? consumerId : SUBSCRIBER_CONSUMER_ID)
.setTimeoutMS(SUBSCRIBER_TIMEOUT_MS)
.setMessageLimit(SUBSCRIBER_MESSAGE_LIMIT).build();
String testMessages = "[{\"message\":\"I'm Object 1 Message\"}," +
"{\"message\":\"I'm Object 2 Message\"}]";
Mockito.when(
closeableHttpClient.execute(Mockito.any(HttpUriRequest.class), Mockito.any(ResponseHandler.class)))
.thenReturn(new ImmutablePair<>(200, testMessages));
DMaaPMRSubscriberImpl dmaapMRSubscriberImpl = new DMaaPMRSubscriberImpl(
dmaapMRSubscriberConfig, closeableHttpClient);
DMaaPMRSubscriberResponse dmaapMRSubscriberResponse = dmaapMRSubscriberImpl.fetchMessages();
assertThat(dmaapMRSubscriberResponse.getResponseCode(), is(200));
assertThat(dmaapMRSubscriberResponse.getFetchedMessages(), IsCollectionWithSize.hasSize(2));
}
@Test
public void testSubscriberSuccessfullyReceiveNoDmaapMessage() throws Exception {
Mockito.when(
closeableHttpClient.execute(Mockito.any(HttpUriRequest.class), Mockito.any(ResponseHandler.class)))
.thenReturn(new ImmutablePair<>(200, null));
DMaaPMRSubscriberImpl dmaapMRSubscriberImpl = new DMaaPMRSubscriberImpl(
getSubscriberConfig(consumerId, consumerGroup), closeableHttpClient);
DMaaPMRSubscriberResponse dmaapMRSubscriberResponse = dmaapMRSubscriberImpl.fetchMessages();
assertThat(dmaapMRSubscriberResponse.getResponseCode(), is(200));
assertThat(dmaapMRSubscriberResponse.getFetchedMessages(), IsCollectionWithSize.hasSize(0));
}
@Test
public void testSubscriberSuccessfullyReceiveErrorMessage() throws Exception {
Mockito.when(
closeableHttpClient.execute(Mockito.any(HttpUriRequest.class), Mockito.any(ResponseHandler.class)))
.thenReturn(new ImmutablePair<>(400, "Bad Request"));
DMaaPMRSubscriberImpl dmaapMRSubscriberImpl = new DMaaPMRSubscriberImpl(
getSubscriberConfig(consumerId, consumerGroup), closeableHttpClient);
DMaaPMRSubscriberResponse dmaapMRSubscriberResponse = dmaapMRSubscriberImpl.fetchMessages();
assertThat(dmaapMRSubscriberResponse.getResponseCode(), is(400));
assertThat(dmaapMRSubscriberResponse.getFetchedMessages(), IsCollectionWithSize.hasSize(0));
}
@Rule
public ExpectedException httpIOException = ExpectedException.none();
@Test
public void testSubscriberSuccessfullyReceiveException() throws Exception {
httpIOException.expect(DCAEAnalyticsRuntimeException.class);
httpIOException.expectCause(isA(IOException.class));
given(closeableHttpClient.execute(
Mockito.any(HttpUriRequest.class), Mockito.any(ResponseHandler.class))).willThrow(IOException.class);
DMaaPMRSubscriberImpl dmaapMRSubscriberImpl = new DMaaPMRSubscriberImpl(
getSubscriberConfig(consumerId, consumerGroup), closeableHttpClient);
dmaapMRSubscriberImpl.fetchMessages();
}
}
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