First draft of a test for AMQ-2324 and AMQ-2484

git-svn-id: https://svn.apache.org/repos/asf/activemq/trunk@880838 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Bruce Snyder 2009-11-16 16:37:10 +00:00
parent a19e27a9fc
commit f6cf0bafc2
2 changed files with 146 additions and 1 deletions

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@ -69,6 +69,8 @@ public class BrokerTestSupport extends CombinationTestSupport {
protected int txGenerator;
protected int tempDestGenerator;
protected PersistenceAdapter persistenceAdapter;
protected String queueName = "TEST";
protected int maxWait = 4000;
@ -284,7 +286,7 @@ public class BrokerTestSupport extends CombinationTestSupport {
connection.send(info);
return info.getDestination();
} else {
return ActiveMQDestination.createDestination("TEST", destinationType);
return ActiveMQDestination.createDestination(queueName, destinationType);
}
}

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@ -0,0 +1,143 @@
package org.apache.activemq.network;
import javax.jms.DeliveryMode;
import junit.framework.Test;
import org.apache.activemq.broker.StubConnection;
import org.apache.activemq.command.ActiveMQDestination;
import org.apache.activemq.command.ConnectionInfo;
import org.apache.activemq.command.ConsumerInfo;
import org.apache.activemq.command.Message;
import org.apache.activemq.command.MessageAck;
import org.apache.activemq.command.ProducerInfo;
import org.apache.activemq.command.SessionInfo;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
public class BrokerNetworkWithStuckMessagesTest extends NetworkTestSupport {
private static final Log LOG = LogFactory.getLog(BrokerNetworkWithStuckMessagesTest.class);
private DemandForwardingBridge bridge;
protected void setUp() throws Exception {
super.setUp();
// Create a network bridge between the local and remote brokers so that
// demand-based forwarding can take place
NetworkBridgeConfiguration config = new NetworkBridgeConfiguration();
config.setBrokerName("local");
config.setDispatchAsync(false);
bridge = new DemandForwardingBridge(config, createTransport(), createRemoteTransport());
bridge.setBrokerService(broker);
bridge.start();
// Enable JMX support on the local and remote brokers
broker.setUseJmx(true);
remoteBroker.setUseJmx(true);
// Set the names of teh local and remote brokers
broker.setBrokerName("local");
remoteBroker.setBrokerName("remote");
}
protected void tearDown() throws Exception {
bridge.stop();
super.tearDown();
}
public void testBrokerNetworkWithStuckMessages() throws Exception {
int sendNumMessages = 10;
int receiveNumMessages = 5;
// Create a producer and send a batch of 10 messages to the local broker
StubConnection connection1 = createConnection();
ConnectionInfo connectionInfo1 = createConnectionInfo();
SessionInfo sessionInfo1 = createSessionInfo(connectionInfo1);
ProducerInfo producerInfo = createProducerInfo(sessionInfo1);
connection1.send(connectionInfo1);
connection1.send(sessionInfo1);
connection1.send(producerInfo);
// Create a destination on the local broker
ActiveMQDestination destinationInfo1 = null;
for (int i = 0; i < sendNumMessages; ++i) {
destinationInfo1 = createDestinationInfo(connection1, connectionInfo1, ActiveMQDestination.QUEUE_TYPE);
connection1.send(createMessage(producerInfo, destinationInfo1, DeliveryMode.NON_PERSISTENT));
}
// Ensure that there are 10 messages on the local broker
assertTrue(countMessagesInQueue(connection1, connectionInfo1, destinationInfo1) == 10);
// Create a consumer on the remote broker
StubConnection connection2 = createRemoteConnection();
ConnectionInfo connectionInfo2 = createConnectionInfo();
SessionInfo sessionInfo2 = createSessionInfo(connectionInfo2);
connection2.send(connectionInfo2);
connection2.send(sessionInfo2);
ActiveMQDestination destinationInfo2 =
createDestinationInfo(connection2, connectionInfo2, ActiveMQDestination.QUEUE_TYPE);
ConsumerInfo consumerInfo2 = createConsumerInfo(sessionInfo2, destinationInfo2);
connection2.send(consumerInfo2);
// Consume 5 of the messages from the remote broker and ack them.
// Because the prefetch size is set to 1000, this will cause the
// messages on the local broker to be forwarded to the remote broker.
for (int i = 0; i < receiveNumMessages; ++i) {
Message message1 = receiveMessage(connection2);
assertNotNull(message1);
connection2.send(createAck(consumerInfo2, message1, 1, MessageAck.STANDARD_ACK_TYPE));
}
// Close the consumer on the remote broker
connection2.send(consumerInfo2.createRemoveCommand());
// Ensure that there are zero messages on the local broker. This tells
// us that those messages have been prefetched to the remote broker
// where the demand exists.
assertTrue(countMessagesInQueue(connection1, connectionInfo1, destinationInfo1) == 0);
// There should now be 5 messages stuck on the remote broker
assertTrue(countMessagesInQueue(connection2, connectionInfo2, destinationInfo1) == 5);
// Create a consumer on the local broker just to confirm that it doesn't
// receive any messages
ConsumerInfo consumerInfo1 = createConsumerInfo(sessionInfo1, destinationInfo1);
connection1.send(consumerInfo1);
Message message1 = receiveMessage(connection1);
//////////////////////////////////////////////////////
// An assertNull() is done here because this is currently the correct
// behavior. This is actually the purpose of this test - to prove that
// messages are stuck on the remote broker. AMQ-2324 aims to fix this
// situation so that messages don't get stuck.
assertNull(message1);
//////////////////////////////////////////////////////
consumerInfo2 = createConsumerInfo(sessionInfo2, destinationInfo2);
connection2.send(consumerInfo2);
// Consume the last 5 messages from the remote broker and ack them just
// to clean up the queue.
for (int i = 0; i < receiveNumMessages; ++i) {
message1 = receiveMessage(connection2);
assertNotNull(message1);
connection2.send(createAck(consumerInfo2, message1, 1, MessageAck.STANDARD_ACK_TYPE));
}
// Close the consumer on the remote broker
connection2.send(consumerInfo2.createRemoveCommand());
// Ensure that the queue on the remote broker is empty
assertTrue(countMessagesInQueue(connection2, connectionInfo2, destinationInfo2) == 0);
}
public static Test suite() {
return suite(BrokerNetworkWithStuckMessagesTest.class);
}
}