| /** |
| * 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 com.datatorrent.lib.io.jms; |
| |
| import java.io.File; |
| |
| import javax.jms.Connection; |
| import javax.jms.DeliveryMode; |
| import javax.jms.Destination; |
| import javax.jms.MessageProducer; |
| import javax.jms.Session; |
| import javax.jms.TextMessage; |
| |
| import org.junit.Assert; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.TestWatcher; |
| import org.junit.runner.Description; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import org.apache.activemq.ActiveMQConnectionFactory; |
| import org.apache.commons.io.FileUtils; |
| |
| import com.datatorrent.api.Attribute; |
| import com.datatorrent.api.Context; |
| import com.datatorrent.lib.testbench.CollectorTestSink; |
| |
| import static com.datatorrent.lib.helper.OperatorContextTestHelper.mockOperatorContext; |
| |
| /** |
| * Tests for {@link JMSStringInputOperator} |
| */ |
| public class JMSStringInputOperatorTest |
| { |
| public static class TestMeta extends TestWatcher |
| { |
| String baseDir; |
| JMSStringInputOperator operator; |
| CollectorTestSink<Object> sink; |
| Context.OperatorContext context; |
| JMSTestBase testBase; |
| |
| @Override |
| protected void starting(Description description) |
| { |
| testBase = new JMSTestBase(); |
| try { |
| testBase.beforTest(); |
| } catch (Exception e) { |
| throw new RuntimeException(e); |
| } |
| String methodName = description.getMethodName(); |
| String className = description.getClassName(); |
| baseDir = "target/" + className + "/" + methodName; |
| |
| Attribute.AttributeMap attributeMap = new Attribute.AttributeMap.DefaultAttributeMap(); |
| attributeMap.put(Context.OperatorContext.SPIN_MILLIS, 500); |
| attributeMap.put(Context.DAGContext.APPLICATION_PATH, baseDir); |
| |
| context = mockOperatorContext(1, attributeMap); |
| operator = new JMSStringInputOperator(); |
| operator.setSubject("TEST.FOO"); |
| operator.getConnectionFactoryProperties().put(JMSTestBase.AMQ_BROKER_URL, "vm://localhost"); |
| |
| sink = new CollectorTestSink<>(); |
| operator.output.setSink(sink); |
| operator.setup(context); |
| operator.activate(context); |
| } |
| |
| @Override |
| protected void finished(Description description) |
| { |
| operator.deactivate(); |
| operator.teardown(); |
| try { |
| FileUtils.deleteDirectory(new File("target/" + description.getClassName())); |
| testBase.afterTest(); |
| } catch (Exception e) { |
| throw new RuntimeException(e); |
| } |
| } |
| } |
| |
| @Rule |
| public TestMeta testMeta = new TestMeta(); |
| |
| @Test |
| public void testStringMsgInput() throws Exception |
| { |
| produceMsg(10); |
| Thread.sleep(1000); |
| testMeta.operator.emitTuples(); |
| Assert.assertEquals("num of messages", 10, testMeta.sink.collectedTuples.size()); |
| } |
| |
| @Test |
| public void testRecoveryAndIdempotency() throws Exception |
| { |
| produceMsg(100); |
| Thread.sleep(1000); |
| testMeta.operator.beginWindow(1); |
| testMeta.operator.emitTuples(); |
| testMeta.operator.endWindow(); |
| |
| //failure and then re-deployment of operator |
| testMeta.sink.collectedTuples.clear(); |
| testMeta.operator.setup(testMeta.context); |
| testMeta.operator.activate(testMeta.context); |
| |
| Assert.assertEquals("largest recovery window", 1, |
| testMeta.operator.getWindowDataManager().getLargestCompletedWindow()); |
| |
| testMeta.operator.beginWindow(1); |
| testMeta.operator.endWindow(); |
| Assert.assertEquals("num of messages in window 1", 100, testMeta.sink.collectedTuples.size()); |
| testMeta.sink.collectedTuples.clear(); |
| } |
| |
| private void produceMsg(int numMessages) throws Exception |
| { |
| // Create a ConnectionFactory |
| ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory("vm://localhost"); |
| |
| // Create a Connection |
| Connection connection = connectionFactory.createConnection(); |
| connection.start(); |
| |
| // Create a Session |
| Session session = connection.createSession(false, Session.CLIENT_ACKNOWLEDGE); |
| |
| // Create the destination (Topic or Queue) |
| Destination destination = session.createQueue("TEST.FOO"); |
| |
| // Create a MessageProducer from the Session to the Topic or Queue |
| MessageProducer producer = session.createProducer(destination); |
| producer.setDeliveryMode(DeliveryMode.NON_PERSISTENT); |
| |
| // Create a messages |
| String text = "Hello world! From tester producer"; |
| TextMessage message = session.createTextMessage(text); |
| for (int i = 0; i < numMessages; i++) { |
| producer.send(message); |
| } |
| |
| // Clean up |
| session.close(); |
| connection.close(); |
| |
| } |
| |
| private static final transient Logger LOG = LoggerFactory.getLogger(JMSStringInputOperatorTest.class); |
| } |