| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| package org.apache.atlas.kafka; |
| |
| import kafka.message.MessageAndMetadata; |
| import org.apache.atlas.notification.AbstractNotification; |
| import org.apache.atlas.notification.MessageVersion; |
| import org.apache.atlas.notification.NotificationInterface; |
| import org.apache.atlas.notification.IncompatibleVersionException; |
| import org.apache.atlas.notification.VersionedMessage; |
| import org.apache.atlas.notification.entity.EntityNotificationImplTest; |
| import org.apache.atlas.notification.hook.HookNotification; |
| import org.apache.atlas.typesystem.IStruct; |
| import org.apache.atlas.typesystem.Referenceable; |
| import org.apache.atlas.typesystem.Struct; |
| import org.apache.kafka.clients.consumer.ConsumerRecord; |
| import org.apache.kafka.clients.consumer.ConsumerRecords; |
| import org.apache.kafka.clients.consumer.KafkaConsumer; |
| import org.apache.kafka.clients.consumer.OffsetAndMetadata; |
| import org.apache.kafka.common.TopicPartition; |
| import org.codehaus.jettison.json.JSONException; |
| import org.mockito.Mock; |
| import org.mockito.MockitoAnnotations; |
| import org.testng.annotations.BeforeMethod; |
| import org.testng.annotations.Test; |
| |
| import java.util.Collections; |
| import java.util.LinkedList; |
| import java.util.List; |
| import java.util.Arrays; |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.never; |
| import static org.mockito.Mockito.verify; |
| import static org.mockito.Mockito.when; |
| import static org.testng.Assert.*; |
| |
| /** |
| * KafkaConsumer tests. |
| */ |
| public class KafkaConsumerTest { |
| |
| private static final String TRAIT_NAME = "MyTrait"; |
| |
| |
| @Mock |
| private KafkaConsumer kafkaConsumer; |
| |
| |
| @BeforeMethod |
| public void setup() { |
| MockitoAnnotations.initMocks(this); |
| } |
| |
| @Test |
| public void testReceive() throws Exception { |
| |
| |
| MessageAndMetadata<String, String> messageAndMetadata = mock(MessageAndMetadata.class); |
| |
| Referenceable entity = getEntity(TRAIT_NAME); |
| |
| HookNotification.EntityUpdateRequest message = |
| new HookNotification.EntityUpdateRequest("user1", entity); |
| |
| String json = AbstractNotification.GSON.toJson(new VersionedMessage<>(new MessageVersion("1.0.0"), message)); |
| |
| kafkaConsumer.assign(Arrays.asList(new TopicPartition("ATLAS_HOOK", 0))); |
| List<ConsumerRecord> klist = new ArrayList<>(); |
| klist.add(new ConsumerRecord<String, String>("ATLAS_HOOK", |
| 0, 0L, "mykey", json)); |
| |
| TopicPartition tp = new TopicPartition("ATLAS_HOOK",0); |
| Map mp = new HashMap(); |
| mp.put(tp,klist); |
| ConsumerRecords records = new ConsumerRecords(mp); |
| |
| |
| when(kafkaConsumer.poll(100)).thenReturn(records); |
| when(messageAndMetadata.message()).thenReturn(json); |
| |
| |
| AtlasKafkaConsumer consumer = new AtlasKafkaConsumer(NotificationInterface.NotificationType.HOOK.getDeserializer(), kafkaConsumer, false, 100L); |
| List<AtlasKafkaMessage<HookNotification.HookNotificationMessage>> messageList = consumer.receive(); |
| assertTrue(messageList.size() > 0); |
| |
| HookNotification.HookNotificationMessage consumedMessage = messageList.get(0).getMessage(); |
| |
| assertMessagesEqual(message, consumedMessage, entity); |
| |
| } |
| |
| @Test |
| public void testNextVersionMismatch() throws Exception { |
| |
| MessageAndMetadata<String, String> messageAndMetadata = mock(MessageAndMetadata.class); |
| |
| Referenceable entity = getEntity(TRAIT_NAME); |
| |
| HookNotification.EntityUpdateRequest message = |
| new HookNotification.EntityUpdateRequest("user1", entity); |
| |
| String json = AbstractNotification.GSON.toJson(new VersionedMessage<>(new MessageVersion("2.0.0"), message)); |
| |
| kafkaConsumer.assign(Arrays.asList(new TopicPartition("ATLAS_HOOK", 0))); |
| List<ConsumerRecord> klist = new ArrayList<>(); |
| klist.add(new ConsumerRecord<String, String>("ATLAS_HOOK", |
| 0, 0L, "mykey", json)); |
| |
| TopicPartition tp = new TopicPartition("ATLAS_HOOK",0); |
| Map mp = new HashMap(); |
| mp.put(tp,klist); |
| ConsumerRecords records = new ConsumerRecords(mp); |
| |
| when(kafkaConsumer.poll(100L)).thenReturn(records); |
| when(messageAndMetadata.message()).thenReturn(json); |
| |
| AtlasKafkaConsumer consumer =new AtlasKafkaConsumer(NotificationInterface.NotificationType.HOOK.getDeserializer(), kafkaConsumer ,false, 100L); |
| try { |
| List<AtlasKafkaMessage<HookNotification.HookNotificationMessage>> messageList = consumer.receive(); |
| assertTrue(messageList.size() > 0); |
| |
| HookNotification.HookNotificationMessage consumedMessage = messageList.get(0).getMessage(); |
| |
| fail("Expected VersionMismatchException!"); |
| } catch (IncompatibleVersionException e) { |
| e.printStackTrace(); |
| } |
| |
| } |
| |
| |
| @Test |
| public void testCommitIsCalledIfAutoCommitDisabled() { |
| |
| TopicPartition tp = new TopicPartition("ATLAS_HOOK",0); |
| |
| AtlasKafkaConsumer consumer =new AtlasKafkaConsumer(NotificationInterface.NotificationType.HOOK.getDeserializer(), kafkaConsumer, false, 100L); |
| |
| consumer.commit(tp, 1); |
| |
| verify(kafkaConsumer).commitSync(Collections.singletonMap(tp, new OffsetAndMetadata(1))); |
| } |
| |
| @Test |
| public void testCommitIsNotCalledIfAutoCommitEnabled() { |
| |
| TopicPartition tp = new TopicPartition("ATLAS_HOOK",0); |
| |
| AtlasKafkaConsumer consumer =new AtlasKafkaConsumer(NotificationInterface.NotificationType.HOOK.getDeserializer(), kafkaConsumer, true , 100L); |
| |
| consumer.commit(tp, 1); |
| |
| verify(kafkaConsumer, never()).commitSync(Collections.singletonMap(tp, new OffsetAndMetadata(1))); |
| } |
| |
| private Referenceable getEntity(String traitName) { |
| Referenceable entity = EntityNotificationImplTest.getEntity("id"); |
| List<IStruct> traitInfo = new LinkedList<>(); |
| IStruct trait = new Struct(traitName, Collections.<String, Object>emptyMap()); |
| traitInfo.add(trait); |
| return entity; |
| } |
| |
| private void assertMessagesEqual(HookNotification.EntityUpdateRequest message, |
| HookNotification.HookNotificationMessage consumedMessage, |
| Referenceable entity) throws JSONException { |
| |
| assertEquals(consumedMessage.getType(), message.getType()); |
| assertEquals(consumedMessage.getUser(), message.getUser()); |
| |
| assertTrue(consumedMessage instanceof HookNotification.EntityUpdateRequest); |
| |
| HookNotification.EntityUpdateRequest deserializedEntityUpdateRequest = |
| (HookNotification.EntityUpdateRequest) consumedMessage; |
| |
| Referenceable deserializedEntity = deserializedEntityUpdateRequest.getEntities().get(0); |
| assertEquals(deserializedEntity.getId(), entity.getId()); |
| assertEquals(deserializedEntity.getTypeName(), entity.getTypeName()); |
| assertEquals(deserializedEntity.getTraits(), entity.getTraits()); |
| assertEquals(deserializedEntity.getTrait(TRAIT_NAME), entity.getTrait(TRAIT_NAME)); |
| } |
| } |