/**
 * 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.bugs;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;

import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.MessageProducer;
import javax.jms.Queue;
import javax.jms.Session;
import javax.jms.TextMessage;

import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.broker.region.policy.PolicyEntry;
import org.apache.activemq.broker.region.policy.PolicyMap;
import org.junit.After;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TestName;

public class AMQ5914Test {

    private ActiveMQConnection connection;
    private BrokerService broker;
    private String connectionUri;

    @Rule
    public TestName name = new TestName();

    @Before
    public void setUp() throws Exception {
        createBroker();

        connection = createConnection();
    }

    @After
    public void tearDown() throws Exception {
        if (connection != null) {
            try {
                connection.close();
            } catch (Exception e) {}
        }

        if (broker != null) {
            broker.stop();
            broker.waitUntilStopped();
        }
    }

    @Test(timeout=20000)
    public void testConsumerReceivePrefetchZeroMessageExpiredInFlight() throws Exception {

        connection.start();
        connection.getPrefetchPolicy().setAll(0);

        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        Queue queue = session.createQueue(name.getMethodName());
        MessageProducer producer = session.createProducer(queue);
        TextMessage expiredMessage = session.createTextMessage("expired message");
        TextMessage validMessage = session.createTextMessage("valid message");
        producer.send(expiredMessage, Message.DEFAULT_DELIVERY_MODE, Message.DEFAULT_PRIORITY, 1000);
        producer.send(validMessage);
        session.close();

        session = connection.createSession(true, Session.SESSION_TRANSACTED);
        MessageConsumer consumer = session.createConsumer(queue);
        Message message = consumer.receive(3000);
        assertNotNull(message);
        TextMessage received = (TextMessage) message;
        assertEquals("expired message", received.getText());

        // Rollback allow the first message to expire.
        session.rollback();
        Thread.sleep(1500);

        // Consume again, this should fetch the second valid message via a pull.
        message = consumer.receive(3000);
        assertNotNull(message);
        received = (TextMessage) message;
        assertEquals("valid message", received.getText());
    }

    private void createBroker() throws Exception {

        PolicyMap policyMap = new PolicyMap();
        PolicyEntry defaultEntry = new PolicyEntry();
        defaultEntry.setExpireMessagesPeriod(60000);
        defaultEntry.setUseCache(false);
        policyMap.setDefaultEntry(defaultEntry);

        broker = new BrokerService();
        broker.setUseJmx(false);
        broker.setPersistent(false);
        broker.setDestinationPolicy(policyMap);
        broker.addConnector("tcp://localhost:0");
        broker.start();
        broker.waitUntilStarted();

        connectionUri = broker.getTransportConnectors().get(0).getPublishableConnectString();
    }

    protected ActiveMQConnectionFactory createConnectionFactory() throws Exception {
        return new ActiveMQConnectionFactory(connectionUri);
    }

    protected ActiveMQConnection createConnection() throws Exception {
        return (ActiveMQConnection) createConnectionFactory().createConnection();
    }
}