/*
 * JBoss, Home of Professional Open Source
 *  Copyright 2012 Red Hat Inc. and/or its affiliates and other
 *  contributors as indicated by the @author tags. All rights reserved.
 *  See the copyright.txt in the distribution for a full listing of
 *  individual contributors.
 *
 *  This is free software; you can redistribute it and/or modify it
 *  under the terms of the GNU Lesser General Public License as
 *  published by the Free Software Foundation; either version 2.1 of
 *  the License, or (at your option) any later version.
 *
 *  This software is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this software; if not, write to the Free
 *  Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 *  02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.infinispan.tx;

import org.infinispan.commands.tx.CommitCommand;
import org.infinispan.commands.tx.PrepareCommand;
import org.infinispan.commands.tx.RollbackCommand;
import org.infinispan.config.Configuration;
import org.infinispan.configuration.cache.CacheMode;
import org.infinispan.configuration.cache.ConfigurationBuilder;
import org.infinispan.context.impl.TxInvocationContext;
import org.infinispan.interceptors.base.CommandInterceptor;
import org.infinispan.test.MultipleCacheManagersTest;
import org.infinispan.test.TestingUtil;
import org.infinispan.transaction.lookup.DummyTransactionManagerLookup;
import org.infinispan.transaction.tm.DummyTransactionManager;
import org.infinispan.util.concurrent.TimeoutException;
import org.testng.annotations.Test;

import javax.transaction.Transaction;
import java.util.concurrent.CountDownLatch;

import static org.testng.Assert.assertEquals;

/**
 * // TODO: Document this
 *
 * @author Mircea Markus <mircea.markus@jboss.com> (C) 2011 Red Hat Inc.
 * @since 5.2
 */
@Test(testName = "tx.RollbackNotSentBeforePrepareTest", groups = "functional")
public class RollbackNotSentBeforePrepareTest extends MultipleCacheManagersTest {

   public static final long REPL_TIMEOUT = 1000;
   public static final long LOCK_TIMEOUT = 500;

   @Override
   protected void createCacheManagers() throws Throwable {
      ConfigurationBuilder config = getDefaultClusteredCacheConfig(CacheMode.REPL_SYNC, true);
      config
          .locking().lockAcquisitionTimeout(LOCK_TIMEOUT)
          .clustering().sync().replTimeout(REPL_TIMEOUT)
           .transaction().transactionManagerLookup(new DummyTransactionManagerLookup());

      createCluster(config, 3);
      waitForClusterToForm();
      advancedCache(1).addInterceptor(new CheckInterceptor(), 1);
      advancedCache(2).addInterceptor(new FailPrepareInterceptor(), 1);

   }


   public void testCommitNotSentBeforeAllPrepareAreAck() throws Exception {
      tm(0).begin();
      cache(0).put("k", "v");
      try {
         ((DummyTransactionManager)tm(0)).getTransaction().runPrepare();
      } catch (Exception e) {
         ((DummyTransactionManager)tm(0)).getTransaction().runRollback();
      }
      Thread.sleep(REPL_TIMEOUT * 2);
      assertEquals(1, TestingUtil.getTransactionTable(cache(1)).getRemoteTransactions());
   }

   public static class CheckInterceptor extends CommandInterceptor {

      private volatile boolean receivedCommit;

      @Override
      public Object visitPrepareCommand(TxInvocationContext ctx, PrepareCommand command) throws Throwable {
         Thread.sleep(REPL_TIMEOUT * 2);
         try {
            return super.visitPrepareCommand(ctx, command);
         } finally {
            System.out.println("RollbackNotSentBeforePrepareTest$CheckInterceptor.visitPrepareCommand");
         }
      }

      @Override
      public Object visitRollbackCommand(TxInvocationContext ctx, RollbackCommand command) throws Throwable {
         try {
            return super.visitRollbackCommand(ctx, command);
         } finally {
            System.out.println("RollbackNotSentBeforePrepareTest$CheckInterceptor.visitRollbackCommand");
         }
      }

      @Override
      public Object visitCommitCommand(TxInvocationContext ctx, CommitCommand command) throws Throwable {
         try {
            return super.visitCommitCommand(ctx, command);
         } finally {
            System.out.println("RollbackNotSentBeforePrepareTest$CheckInterceptor.visitCommitCommand");
         }
      }
   }

   public static class FailPrepareInterceptor extends CommandInterceptor {

      private volatile boolean receivedCommit;

      @Override
      public Object visitPrepareCommand(TxInvocationContext ctx, PrepareCommand command) throws Throwable {
         throw new TimeoutException("Induced!");
      }
   }
}