/**
 * 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 javax.jms.Connection;
import javax.jms.MessageProducer;
import javax.jms.Session;

import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.command.ActiveMQQueue;
import org.apache.activemq.store.kahadb.KahaDBPersistenceAdapter;
import org.apache.activemq.store.kahadb.KahaDBStore;
import org.apache.activemq.util.DefaultIOExceptionHandler;
import org.junit.After;
import org.junit.Test;

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

public class AMQ2736Test {

   BrokerService broker;

   @Test
   public void testRollbackOnRecover() throws Exception {
      broker = createAndStartBroker(true);
      DefaultIOExceptionHandler ignoreAllExceptionsIOExHandler = new DefaultIOExceptionHandler();
      ignoreAllExceptionsIOExHandler.setIgnoreAllErrors(true);
      broker.setIoExceptionHandler(ignoreAllExceptionsIOExHandler);

      ActiveMQConnectionFactory f = new ActiveMQConnectionFactory("vm://localhost?async=false");
      f.setAlwaysSyncSend(true);
      Connection c = f.createConnection();
      c.start();
      Session s = c.createSession(true, Session.SESSION_TRANSACTED);
      MessageProducer p = s.createProducer(new ActiveMQQueue("Tx"));
      p.send(s.createTextMessage("aa"));

      // kill journal without commit
      KahaDBPersistenceAdapter pa = (KahaDBPersistenceAdapter) broker.getPersistenceAdapter();
      KahaDBStore store = pa.getStore();

      assertNotNull("last tx location is present " + store.getInProgressTxLocationRange()[1]);

      // test hack, close the journal to ensure no further journal updates when broker stops
      // mimic kill -9 in terms of no normal shutdown sequence
      store.getJournal().close();
      try {
         store.close();
      }
      catch (Exception expectedLotsAsJournalBorked) {
      }

      broker.stop();
      broker.waitUntilStopped();

      // restart with recovery
      broker = createAndStartBroker(false);

      pa = (KahaDBPersistenceAdapter) broker.getPersistenceAdapter();
      store = pa.getStore();

      // inflight non xa tx should be rolledback on recovery
      assertNull("in progress tx location is present ", store.getInProgressTxLocationRange()[0]);

   }

   @After
   public void stopBroker() throws Exception {
      if (broker != null) {
         broker.stop();
      }
   }

   private BrokerService createAndStartBroker(boolean deleteAll) throws Exception {
      BrokerService broker = new BrokerService();
      broker.setDeleteAllMessagesOnStartup(deleteAll);
      broker.setUseJmx(false);
      broker.getManagementContext().setCreateConnector(false);
      broker.start();
      return broker;
   }
}
