| /** |
| * 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.pulsar.storm; |
| |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.when; |
| import static org.testng.Assert.fail; |
| |
| import java.lang.reflect.Method; |
| import java.util.Map; |
| import java.util.concurrent.TimeUnit; |
| |
| import org.apache.pulsar.client.api.Consumer; |
| import org.apache.pulsar.client.api.Message; |
| import org.apache.pulsar.client.api.ProducerConsumerBase; |
| import org.apache.pulsar.client.api.PulsarClient; |
| import org.apache.pulsar.client.api.TypedMessageBuilder; |
| import org.apache.pulsar.common.policies.data.TopicStats; |
| import org.apache.storm.task.OutputCollector; |
| import org.apache.storm.task.TopologyContext; |
| import org.apache.storm.topology.OutputFieldsDeclarer; |
| import org.apache.storm.tuple.Tuple; |
| import org.testng.Assert; |
| import org.testng.annotations.AfterMethod; |
| import org.testng.annotations.BeforeMethod; |
| import org.testng.annotations.Test; |
| import org.testng.collections.Maps; |
| |
| public class PulsarBoltTest extends ProducerConsumerBase { |
| |
| private static final int NO_OF_RETRIES = 10; |
| |
| public String serviceUrl; |
| public final String topic = "persistent://my-property/my-ns/my-topic1"; |
| public final String subscriptionName = "my-subscriber-name"; |
| |
| protected PulsarBoltConfiguration pulsarBoltConf; |
| protected PulsarBolt bolt; |
| protected MockOutputCollector mockCollector; |
| protected Consumer consumer; |
| |
| @Override |
| @BeforeMethod |
| public void beforeMethod(Method m) throws Exception { |
| super.beforeMethod(m); |
| setup(); |
| } |
| |
| @Override |
| protected void setup() throws Exception { |
| super.internalSetup(); |
| super.producerBaseSetup(); |
| |
| serviceUrl = pulsar.getWebServiceAddress(); |
| |
| pulsarBoltConf = new PulsarBoltConfiguration(); |
| pulsarBoltConf.setServiceUrl(serviceUrl); |
| pulsarBoltConf.setTopic(topic); |
| pulsarBoltConf.setTupleToMessageMapper(tupleToMessageMapper); |
| pulsarBoltConf.setMetricsTimeIntervalInSecs(60); |
| bolt = new PulsarBolt(pulsarBoltConf, PulsarClient.builder()); |
| mockCollector = new MockOutputCollector(); |
| OutputCollector collector = new OutputCollector(mockCollector); |
| TopologyContext context = mock(TopologyContext.class); |
| when(context.getThisComponentId()).thenReturn("test-bolt-" + methodName); |
| when(context.getThisTaskId()).thenReturn(0); |
| bolt.prepare(Maps.newHashMap(), context, collector); |
| consumer = pulsarClient.newConsumer().topic(topic).subscriptionName(subscriptionName).subscribe(); |
| } |
| |
| @AfterMethod |
| public void cleanup() throws Exception { |
| bolt.close(); |
| consumer.close(); |
| super.internalCleanup(); |
| } |
| |
| @SuppressWarnings("serial") |
| static TupleToMessageMapper tupleToMessageMapper = new TupleToMessageMapper() { |
| |
| @Override |
| public TypedMessageBuilder<byte[]> toMessage(TypedMessageBuilder<byte[]> msgBuilder, Tuple tuple) { |
| if ("message to be dropped".equals(new String(tuple.getBinary(0)))) { |
| return null; |
| } |
| if ("throw exception".equals(new String(tuple.getBinary(0)))) { |
| throw new RuntimeException(); |
| } |
| return msgBuilder.value(tuple.getBinary(0)); |
| } |
| |
| @Override |
| public void declareOutputFields(OutputFieldsDeclarer declarer) { |
| } |
| }; |
| |
| private Tuple getMockTuple(String msgContent) { |
| Tuple mockTuple = mock(Tuple.class); |
| when(mockTuple.getBinary(0)).thenReturn(msgContent.getBytes()); |
| when(mockTuple.getSourceComponent()).thenReturn(""); |
| when(mockTuple.getSourceStreamId()).thenReturn(""); |
| return mockTuple; |
| } |
| |
| @Test |
| public void testBasic() throws Exception { |
| String msgContent = "hello world"; |
| Tuple tuple = getMockTuple(msgContent); |
| bolt.execute(tuple); |
| for (int i = 0; i < NO_OF_RETRIES; i++) { |
| Thread.sleep(1000); |
| if (mockCollector.acked()) { |
| break; |
| } |
| } |
| Assert.assertTrue(mockCollector.acked()); |
| Assert.assertFalse(mockCollector.failed()); |
| Assert.assertNull(mockCollector.getLastError()); |
| Assert.assertEquals(tuple, mockCollector.getAckedTuple()); |
| Message msg = consumer.receive(5, TimeUnit.SECONDS); |
| consumer.acknowledge(msg); |
| Assert.assertEquals(msgContent, new String(msg.getData())); |
| } |
| |
| @Test |
| public void testExecuteFailure() throws Exception { |
| String msgContent = "throw exception"; |
| Tuple tuple = getMockTuple(msgContent); |
| bolt.execute(tuple); |
| Assert.assertFalse(mockCollector.acked()); |
| Assert.assertTrue(mockCollector.failed()); |
| Assert.assertNotNull(mockCollector.getLastError()); |
| } |
| |
| @Test |
| public void testNoMessageSend() throws Exception { |
| String msgContent = "message to be dropped"; |
| Tuple tuple = getMockTuple(msgContent); |
| bolt.execute(tuple); |
| Assert.assertTrue(mockCollector.acked()); |
| Message msg = consumer.receive(5, TimeUnit.SECONDS); |
| Assert.assertNull(msg); |
| } |
| |
| @Test |
| public void testMetrics() throws Exception { |
| bolt.resetMetrics(); |
| String msgContent = "hello world"; |
| Tuple tuple = getMockTuple(msgContent); |
| for (int i = 0; i < 10; i++) { |
| bolt.execute(tuple); |
| } |
| for (int i = 0; i < NO_OF_RETRIES; i++) { |
| Thread.sleep(1000); |
| if (mockCollector.getNumTuplesAcked() == 10) { |
| break; |
| } |
| } |
| @SuppressWarnings("rawtypes") |
| Map metrics = (Map) bolt.getValueAndReset(); |
| Assert.assertEquals(((Long) metrics.get(PulsarBolt.NO_OF_MESSAGES_SENT)).longValue(), 10); |
| Assert.assertEquals(((Double) metrics.get(PulsarBolt.PRODUCER_RATE)).doubleValue(), |
| 10.0 / pulsarBoltConf.getMetricsTimeIntervalInSecs()); |
| Assert.assertEquals(((Double) metrics.get(PulsarBolt.PRODUCER_THROUGHPUT_BYTES)).doubleValue(), |
| ((double) msgContent.getBytes().length * 10) / pulsarBoltConf.getMetricsTimeIntervalInSecs()); |
| metrics = bolt.getMetrics(); |
| Assert.assertEquals(((Long) metrics.get(PulsarBolt.NO_OF_MESSAGES_SENT)).longValue(), 0); |
| for (int i = 0; i < 10; i++) { |
| Message msg = consumer.receive(5, TimeUnit.SECONDS); |
| consumer.acknowledge(msg); |
| } |
| } |
| |
| @Test |
| public void testSharedProducer() throws Exception { |
| TopicStats topicStats = admin.topics().getStats(topic); |
| Assert.assertEquals(topicStats.publishers.size(), 1); |
| PulsarBolt otherBolt = new PulsarBolt(pulsarBoltConf, PulsarClient.builder()); |
| MockOutputCollector otherMockCollector = new MockOutputCollector(); |
| OutputCollector collector = new OutputCollector(otherMockCollector); |
| TopologyContext context = mock(TopologyContext.class); |
| when(context.getThisComponentId()).thenReturn("test-bolt-" + methodName); |
| when(context.getThisTaskId()).thenReturn(1); |
| otherBolt.prepare(Maps.newHashMap(), context, collector); |
| |
| topicStats = admin.topics().getStats(topic); |
| Assert.assertEquals(topicStats.publishers.size(), 1); |
| |
| otherBolt.close(); |
| |
| topicStats = admin.topics().getStats(topic); |
| Assert.assertEquals(topicStats.publishers.size(), 1); |
| } |
| |
| @Test |
| public void testSerializability() throws Exception { |
| // test serializability with no auth |
| PulsarBolt boltWithNoAuth = new PulsarBolt(pulsarBoltConf, PulsarClient.builder()); |
| TestUtil.testSerializability(boltWithNoAuth); |
| } |
| |
| @Test |
| public void testFailedProducer() { |
| PulsarBoltConfiguration pulsarBoltConf = new PulsarBoltConfiguration(); |
| pulsarBoltConf.setServiceUrl(serviceUrl); |
| pulsarBoltConf.setTopic("persistent://invalid"); |
| pulsarBoltConf.setTupleToMessageMapper(tupleToMessageMapper); |
| pulsarBoltConf.setMetricsTimeIntervalInSecs(60); |
| PulsarBolt bolt = new PulsarBolt(pulsarBoltConf, PulsarClient.builder()); |
| MockOutputCollector mockCollector = new MockOutputCollector(); |
| OutputCollector collector = new OutputCollector(mockCollector); |
| TopologyContext context = mock(TopologyContext.class); |
| when(context.getThisComponentId()).thenReturn("new" + methodName); |
| when(context.getThisTaskId()).thenReturn(0); |
| try { |
| bolt.prepare(Maps.newHashMap(), context, collector); |
| fail("should have failed as producer creation failed"); |
| } catch (IllegalStateException ie) { |
| // Ok. |
| } |
| } |
| } |