nbinotifications/src/test/java/org/opendaylight/transportpce/nbinotifications/consumer/SubscriberTest.java

   1 /*
   2  * Copyright © 2020 Orange, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.transportpce.nbinotifications.consumer;
   9
  10
  11 import static org.junit.jupiter.api.Assertions.assertEquals;
  12 import static org.junit.jupiter.api.Assertions.assertTrue;
  13
  14 import java.util.Collections;
  15 import java.util.HashMap;
  16 import java.util.List;
  17 import java.util.Map;
  18 import org.apache.kafka.clients.consumer.ConsumerRecord;
  19 import org.apache.kafka.clients.consumer.MockConsumer;
  20 import org.apache.kafka.clients.consumer.OffsetResetStrategy;
  21 import org.apache.kafka.common.TopicPartition;
  22 import org.junit.jupiter.api.BeforeEach;
  23 import org.junit.jupiter.api.Test;
  24 import org.opendaylight.transportpce.nbinotifications.utils.NotificationServiceDataUtils;
  25 import org.opendaylight.transportpce.test.AbstractTest;
  26 import org.opendaylight.yang.gen.v1.nbi.notifications.rev230728.NotificationAlarmService;
  27 import org.opendaylight.yang.gen.v1.nbi.notifications.rev230728.NotificationProcessService;
  28 import org.opendaylight.yang.gen.v1.nbi.notifications.rev230728.NotificationTapiService;
  29 import org.opendaylight.yang.gen.v1.nbi.notifications.rev230728.get.notifications.alarm.service.output.NotificationsAlarmService;
  30 import org.opendaylight.yang.gen.v1.nbi.notifications.rev230728.get.notifications.process.service.output.NotificationsProcessService;
  31 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.notification.rev221121.get.notification.list.output.Notification;
  32
  33 public class SubscriberTest extends AbstractTest {
  34     private static final String TOPIC = "topic";
  35     private static final int PARTITION = 0;
  36     private MockConsumer<String, NotificationsProcessService> mockConsumer;
  37     private MockConsumer<String, NotificationsAlarmService> mockConsumerAlarm;
  38     private MockConsumer<String, Notification> mockConsumerTapi;
  39     private Subscriber<NotificationProcessService, NotificationsProcessService> subscriberService;
  40     private Subscriber<NotificationAlarmService, NotificationsAlarmService> subscriberAlarmService;
  41     private Subscriber<NotificationTapiService, Notification> subscriberTapiService;
  42
  43     @BeforeEach
  44     void setUp() {
  45         mockConsumer = new MockConsumer<>(OffsetResetStrategy.EARLIEST);
  46         mockConsumerAlarm = new MockConsumer<>(OffsetResetStrategy.EARLIEST);
  47         mockConsumerTapi = new MockConsumer<>(OffsetResetStrategy.EARLIEST);
  48         subscriberService = new Subscriber<>(mockConsumer);
  49         subscriberAlarmService = new Subscriber<>(mockConsumerAlarm);
  50         subscriberTapiService = new Subscriber<>(mockConsumerTapi);
  51     }
  52
  53     @Test
  54     void subscribeServiceShouldBeSuccessful() {
  55         // from https://www.baeldung.com/kafka-mockconsumer
  56         ConsumerRecord<String, NotificationsProcessService> record = new ConsumerRecord<>(
  57                 TOPIC, PARTITION, 0L, "key", NotificationServiceDataUtils.buildReceivedEvent());
  58         mockConsumer.schedulePollTask(() -> {
  59             mockConsumer.rebalance(Collections.singletonList(new TopicPartition(TOPIC, PARTITION)));
  60             mockConsumer.addRecord(record);
  61         });
  62
  63         Map<TopicPartition, Long> startOffsets = new HashMap<>();
  64         TopicPartition tp = new TopicPartition(TOPIC, PARTITION);
  65         startOffsets.put(tp, 0L);
  66         mockConsumer.updateBeginningOffsets(startOffsets);
  67         List<NotificationsProcessService> result = subscriberService.subscribe(TOPIC,
  68                 NotificationsProcessService.QNAME);
  69         assertEquals(1, result.size(), "There should be 1 record");
  70         assertTrue(mockConsumer.closed(), "Consumer should be closed");
  71     }
  72
  73     @Test
  74     void subscribeAlarmShouldBeSuccessful() {
  75         // from https://www.baeldung.com/kafka-mockconsumer
  76         ConsumerRecord<String, NotificationsAlarmService> record = new ConsumerRecord<>(
  77                 TOPIC, PARTITION, 0L, "key", NotificationServiceDataUtils.buildReceivedAlarmEvent());
  78         mockConsumerAlarm.schedulePollTask(() -> {
  79             mockConsumerAlarm.rebalance(Collections.singletonList(new TopicPartition(TOPIC, PARTITION)));
  80             mockConsumerAlarm.addRecord(record);
  81         });
  82
  83         Map<TopicPartition, Long> startOffsets = new HashMap<>();
  84         TopicPartition tp = new TopicPartition(TOPIC, PARTITION);
  85         startOffsets.put(tp, 0L);
  86         mockConsumerAlarm.updateBeginningOffsets(startOffsets);
  87         List<NotificationsAlarmService> result = subscriberAlarmService.subscribe(TOPIC,
  88                 NotificationsAlarmService.QNAME);
  89         assertEquals(1, result.size(), "There should be 1 record");
  90         assertTrue(mockConsumerAlarm.closed(), "Consumer should be closed");
  91     }
  92
  93     @Test
  94     void subscribeTapiAlarmShouldBeSuccessful() {
  95         // from https://www.baeldung.com/kafka-mockconsumer
  96         ConsumerRecord<String, Notification> record = new ConsumerRecord<>(
  97             TOPIC, PARTITION, 0L, "key", NotificationServiceDataUtils.buildReceivedTapiAlarmEvent());
  98         mockConsumerTapi.schedulePollTask(() -> {
  99             mockConsumerTapi.rebalance(Collections.singletonList(new TopicPartition(TOPIC, PARTITION)));
 100             mockConsumerTapi.addRecord(record);
 101         });
 102
 103         Map<TopicPartition, Long> startOffsets = new HashMap<>();
 104         TopicPartition tp = new TopicPartition(TOPIC, PARTITION);
 105         startOffsets.put(tp, 0L);
 106         mockConsumerTapi.updateBeginningOffsets(startOffsets);
 107         List<Notification> result = subscriberTapiService.subscribe(TOPIC,
 108             NotificationTapiService.QNAME);
 109         assertEquals(1, result.size(), "There should be 1 record");
 110         assertTrue(mockConsumerTapi.closed(), "Consumer should be closed");
 111     }
 112 }