[activemq] branch main updated: [AMQ-8443] Add unit test

[cs...@apache.org]

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cshannon pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/activemq.git


The following commit(s) were added to refs/heads/main by this push:
     new 0945871  [AMQ-8443] Add unit test
     new 856d54c  Merge pull request #762 from mattrpav/AMQ-8443-tests
0945871 is described below

commit 09458713aacfa026f660591230dc52854b0203bc
Author: Matt Pavlovich <ma...@hyte.io>
AuthorDate: Wed Feb 9 08:50:24 2022 -0600

    [AMQ-8443] Add unit test
---
 .../activemq/usecases/ClientRebalanceTest.java     | 65 ++++++++++++++++++++++
 1 file changed, 65 insertions(+)

diff --git a/activemq-unit-tests/src/test/java/org/apache/activemq/usecases/ClientRebalanceTest.java b/activemq-unit-tests/src/test/java/org/apache/activemq/usecases/ClientRebalanceTest.java
index e00eb70..4094ed3 100644
--- a/activemq-unit-tests/src/test/java/org/apache/activemq/usecases/ClientRebalanceTest.java
+++ b/activemq-unit-tests/src/test/java/org/apache/activemq/usecases/ClientRebalanceTest.java
@@ -16,6 +16,8 @@
  */
 package org.apache.activemq.usecases;
 
+import static org.junit.Assert.assertNotEquals;
+
 import javax.jms.Connection;
 import javax.jms.Message;
 import javax.jms.MessageConsumer;
@@ -25,6 +27,9 @@ import javax.jms.Session;
 
 import org.apache.activemq.ActiveMQConnectionFactory;
 import org.apache.activemq.JmsMultipleBrokersTestSupport;
+import org.apache.activemq.broker.TransportConnection;
+import org.apache.activemq.broker.TransportConnector;
+import org.apache.activemq.command.ConnectionControl;
 import org.apache.log4j.Logger;
 import org.springframework.core.io.ClassPathResource;
 
@@ -87,4 +92,64 @@ public class ClientRebalanceTest extends JmsMultipleBrokersTestSupport {
         msg = consumer.receive(2000);
         assertNotNull(msg);
     }
+    
+    public void testReconnect() throws Exception {
+        createBroker(new ClassPathResource("org/apache/activemq/usecases/rebalance-broker1.xml"));
+        createBroker(new ClassPathResource("org/apache/activemq/usecases/rebalance-broker2.xml"));
+
+        startAllBrokers();
+
+        brokers.get("b1").broker.waitUntilStarted();
+
+        LOG.info("Starting connection");
+
+        ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory("failover:(tcp://localhost:61616)?randomize=false");
+        Connection conn = factory.createConnection();
+        conn.start();
+        Session session = conn.createSession(false, Session.AUTO_ACKNOWLEDGE);
+        Queue theQueue = session.createQueue("Test.ClientReconnectTest");
+        MessageProducer producer = session.createProducer(theQueue);
+        MessageConsumer consumer = session.createConsumer(theQueue);
+        Message message = session.createTextMessage("Test message");
+        producer.send(message);
+        Message msg = consumer.receive(2000);
+        assertNotNull(msg);
+
+        TransportConnector transportConnector = brokers.get("b1").broker.getTransportConnectorByName("openwire");
+        assertNotNull(transportConnector);
+
+        TransportConnection startFailoverConnection = findClientFailoverTransportConnection(transportConnector);
+
+        assertNotNull(startFailoverConnection);
+        String startConnectionId = startFailoverConnection.getConnectionId();
+        String startRemoteAddress = startFailoverConnection.getRemoteAddress();
+        ConnectionControl simulateRebalance = new ConnectionControl();
+        simulateRebalance.setReconnectTo("tcp://localhost:61616");
+        startFailoverConnection.dispatchSync(simulateRebalance);
+
+        Thread.sleep(2000l);
+
+        TransportConnection afterFailoverConnection = findClientFailoverTransportConnection(transportConnector);
+        assertNotNull(afterFailoverConnection);
+        assertEquals(startConnectionId, afterFailoverConnection.getConnectionId());
+        assertNotEquals(startRemoteAddress, afterFailoverConnection.getRemoteAddress());
+        // should still be able to send without exception to broker3
+        producer.send(message);
+        msg = consumer.receive(2000);
+        assertNotNull(msg);
+        conn.close();
+    }
+    
+    protected TransportConnection findClientFailoverTransportConnection(TransportConnector transportConnector) {
+        TransportConnection failoverConnection = null;
+        for(TransportConnection tmpConnection : transportConnector.getConnections()) {
+            if(tmpConnection.isNetworkConnection()) {
+                continue;
+            }
+            if(tmpConnection.isFaultTolerantConnection()) {
+                failoverConnection = tmpConnection;
+            }
+        }
+        return failoverConnection;
+    }
 }