| /* |
| * 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.sling.distribution.journal.kafka; |
| |
| import static org.mockito.Mockito.doThrow; |
| import static org.mockito.Mockito.timeout; |
| import static org.mockito.Mockito.verify; |
| import static org.mockito.Mockito.when; |
| |
| import java.util.Arrays; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.function.Consumer; |
| |
| 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.common.KafkaException; |
| import org.apache.kafka.common.TopicPartition; |
| import org.apache.kafka.common.errors.WakeupException; |
| import org.apache.sling.distribution.journal.ExceptionEventSender; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.Mock; |
| import org.mockito.Mockito; |
| import org.mockito.runners.MockitoJUnitRunner; |
| |
| @RunWith(MockitoJUnitRunner.class) |
| public class KafkaPollerTest { |
| |
| @Mock |
| private ExceptionEventSender eventSender; |
| |
| @Mock |
| private KafkaConsumer<String, String> consumer; |
| |
| @Mock |
| private Consumer<ConsumerRecord<String, String>> handler; |
| |
| @SuppressWarnings("unchecked") |
| @Test |
| public void testHandleError() throws Exception { |
| ConsumerRecord<String, String> record = new ConsumerRecord<String, String>("topic", 1, 0l, "", ""); |
| when(consumer.poll(Mockito.any())) |
| .thenReturn(records(Arrays.asList(record))) |
| .thenThrow(new KafkaException("Expected")) |
| .thenThrow(new WakeupException()); |
| doThrow(new RuntimeException("Expected")).when(handler).accept(Mockito.any(ConsumerRecord.class)); |
| KafkaPoller<String> poller = new KafkaPoller<String>(consumer, eventSender, handler); |
| poller.errorSleepMs = 100; |
| // Should see "Error consuming message" in the log |
| verify(handler, timeout(1000)).accept(Mockito.any(ConsumerRecord.class)); |
| verify(eventSender, timeout(1000)).send(Mockito.any(KafkaException.class)); |
| verify(consumer, timeout(1000)).close(); |
| poller.close(); |
| } |
| |
| private ConsumerRecords<String, String> records(List<ConsumerRecord<String, String>> records) { |
| Map<TopicPartition, List<ConsumerRecord<String, String>>> rm = new HashMap<>(); |
| for (ConsumerRecord<String, String> record : records) { |
| rm.put(new TopicPartition(record.topic(), record.partition()), Arrays.asList(record)); |
| } |
| return new ConsumerRecords<>(rm); |
| } |
| |
| } |