/**
* 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.activemq.transport.stomp;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
import java.util.HashMap;
import java.util.UUID;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class StompMissingMessageTest extends StompTestSupport {
private static final Logger LOG = LoggerFactory.getLogger(StompMissingMessageTest.class);
protected String destination;
@Override
public void setUp() throws Exception {
super.setUp();
destination = "/topic/" + getTopicName();
}
@Test(timeout = 60000)
public void testProducerConsumerLoop() throws Exception {
final int ITERATIONS = 500;
int received = 0;
for (int i = 1; i <= ITERATIONS*2; i+=2) {
if (doTestProducerConsumer(i) != null) {
received++;
}
}
assertEquals(ITERATIONS, received);
}
public String doTestProducerConsumer(int index) throws Exception {
String message = null;
assertEquals("Should not be any consumers", 0, brokerService.getAdminView().getTopicSubscribers().length);
StompConnection producer = stompConnect();
StompConnection consumer = stompConnect();
subscribe(consumer, Integer.toString(index));
sendMessage(producer, index);
try {
StompFrame frame = consumer.receive();
LOG.debug("Consumer got frame: " + message);
assertEquals(index, (int) Integer.valueOf(frame.getBody()));
message = frame.getBody();
} catch(Exception e) {
fail("Consumer["+index+"] got error while consuming: " + e.getMessage());
}
unsubscribe(consumer, Integer.toString(index));
stompDisconnect(consumer);
stompDisconnect(producer);
return message;
}
@Test(timeout = 60000)
public void testProducerDurableConsumerLoop() throws Exception {
final int ITERATIONS = 500;
int received = 0;
for (int i = 1; i <= ITERATIONS*2; i+=2) {
if (doTestProducerDurableConsumer(i) != null) {
received++;
}
}
assertEquals(ITERATIONS, received);
}
public String doTestProducerDurableConsumer(int index) throws Exception {
String message = null;
assertEquals("Should not be any consumers", 0, brokerService.getAdminView().getTopicSubscribers().length);
StompConnection producer = stompConnect();
StompConnection consumer = stompConnect("test");
subscribe(consumer, Integer.toString(index), true);
sendMessage(producer, index);
try {
StompFrame frame = consumer.receive();
LOG.debug("Consumer got frame: " + message);
assertEquals(index, (int) Integer.valueOf(frame.getBody()));
message = frame.getBody();
} catch(Exception e) {
fail("Consumer["+index+"] got error while consuming: " + e.getMessage());
}
unsubscribe(consumer, Integer.toString(index));
stompDisconnect(consumer);
stompDisconnect(producer);
return message;
}
protected void subscribe(StompConnection stompConnection, String subscriptionId) throws Exception {
subscribe(stompConnection, subscriptionId, false);
}
protected void subscribe(StompConnection stompConnection, String subscriptionId, boolean durable) throws Exception {
HashMap<String, String> headers = new HashMap<String, String>();
headers.put("id", subscriptionId);
if (durable) {
headers.put("activemq.subscriptionName", subscriptionId);
}
headers.put(Stomp.Headers.RECEIPT_REQUESTED, UUID.randomUUID().toString());
stompConnection.subscribe(destination, "auto", headers);
StompFrame received = stompConnection.receive();
assertEquals("RECEIPT", received.getAction());
String receipt = received.getHeaders().get(Stomp.Headers.Response.RECEIPT_ID);
assertEquals(headers.get(Stomp.Headers.RECEIPT_REQUESTED), receipt);
}
protected void unsubscribe(StompConnection stompConnection, String subscriptionId) throws Exception {
HashMap<String, String> headers = new HashMap<String, String>();
headers.put("id", subscriptionId);
headers.put(Stomp.Headers.RECEIPT_REQUESTED, UUID.randomUUID().toString());
stompConnection.unsubscribe(destination, headers);
StompFrame received = stompConnection.receive();
assertEquals("RECEIPT", received.getAction());
String receipt = received.getHeaders().get(Stomp.Headers.Response.RECEIPT_ID);
assertEquals(headers.get(Stomp.Headers.RECEIPT_REQUESTED), receipt);
}
protected void sendMessage(StompConnection producer, int index) throws Exception {
HashMap<String, String> headers = new HashMap<String, String>();
headers.put(Stomp.Headers.RECEIPT_REQUESTED, UUID.randomUUID().toString());
producer.send(destination, Integer.toString(index), null, headers);
StompFrame received = producer.receive();
assertEquals("RECEIPT", received.getAction());
String receipt = received.getHeaders().get(Stomp.Headers.Response.RECEIPT_ID);
assertEquals(headers.get(Stomp.Headers.RECEIPT_REQUESTED), receipt);
}
@Override
protected StompConnection stompConnect() throws Exception {
StompConnection stompConnection = new StompConnection();
stompConnect(stompConnection);
stompConnection.connect("system", "manager", null);
return stompConnection;
}
protected StompConnection stompConnect(String clientId) throws Exception {
StompConnection stompConnection = new StompConnection();
stompConnect(stompConnection);
stompConnection.connect("system", "manager", clientId);
return stompConnection;
}
protected void stompDisconnect(StompConnection connection) throws Exception {
if (connection != null) {
String receiptId = UUID.randomUUID().toString();
connection.disconnect(receiptId);
if (!connection.receive().getAction().equals(Stomp.Responses.RECEIPT)) {
throw new Exception("Failed to receive receipt for disconnect.");
}
connection.close();
connection = null;
}
}
}