/*
 * 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.
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package org.apache.activemq.artemis.tests.integration.amqp.connect;

import javax.jms.Connection;
import javax.jms.ConnectionFactory;
import javax.jms.MessageConsumer;
import javax.jms.MessageProducer;
import javax.jms.Session;
import javax.jms.TextMessage;

import org.apache.activemq.artemis.core.config.amqpBrokerConnectivity.AMQPBrokerConnectConfiguration;
import org.apache.activemq.artemis.core.config.amqpBrokerConnectivity.AMQPMirrorBrokerConnectionElement;
import org.apache.activemq.artemis.core.server.ActiveMQServer;
import org.apache.activemq.artemis.core.server.Queue;
import org.apache.activemq.artemis.tests.integration.amqp.AmqpClientTestSupport;
import org.apache.activemq.artemis.tests.util.CFUtil;
import org.apache.activemq.artemis.utils.Wait;
import org.junit.Assert;
import org.junit.Test;

public class AMQPChainedReplicaTest extends AmqpClientTestSupport {

   protected static final int AMQP_PORT_2 = 5673;
   protected static final int AMQP_PORT_3 = 5674;

   ActiveMQServer server_2;
   ActiveMQServer server_3;

   @Override
   protected ActiveMQServer createServer() throws Exception {
      return createServer(AMQP_PORT, false);
   }

   @Test
   public void testChained() throws Exception {
      server_2 = createServer(AMQP_PORT_2, false);
      server_3 = createServer(AMQP_PORT_3, false);

      {
         AMQPBrokerConnectConfiguration amqpConnection = new AMQPBrokerConnectConfiguration("test", "tcp://localhost:" + AMQP_PORT_2).setRetryInterval(100).setReconnectAttempts(-1);
         amqpConnection.addElement(new AMQPMirrorBrokerConnectionElement());
         server.getConfiguration().addAMQPConnection(amqpConnection);
      }

      {
         AMQPBrokerConnectConfiguration amqpConnection = new AMQPBrokerConnectConfiguration("test", "tcp://localhost:" + AMQP_PORT_3).setRetryInterval(100).setReconnectAttempts(-1);
         amqpConnection.addElement(new AMQPMirrorBrokerConnectionElement());
         server_2.getConfiguration().addAMQPConnection(amqpConnection);
      }

      {
         AMQPBrokerConnectConfiguration amqpConnection = new AMQPBrokerConnectConfiguration("test", "tcp://localhost:" + AMQP_PORT).setRetryInterval(100).setReconnectAttempts(-1);
         amqpConnection.addElement(new AMQPMirrorBrokerConnectionElement());
         server_3.getConfiguration().addAMQPConnection(amqpConnection);
      }

      server.start();
      server_2.start();
      server_3.start();

      createAddressAndQueues(server);
      Wait.assertTrue(() -> server.locateQueue(getQueueName()) != null);
      Wait.assertTrue(() -> server_2.locateQueue(getQueueName()) != null);
      Wait.assertTrue(() -> server_3.locateQueue(getQueueName()) != null);

      Queue q1 = server.locateQueue(getQueueName());
      Assert.assertNotNull(q1);

      Queue q2 = server.locateQueue(getQueueName());
      Assert.assertNotNull(q2);

      Queue q3 = server.locateQueue(getQueueName());
      Assert.assertNotNull(q3);

      ConnectionFactory factory = CFUtil.createConnectionFactory("AMQP", "tcp://localhost:" + AMQP_PORT);
      ConnectionFactory factory2 = CFUtil.createConnectionFactory("AMQP", "tcp://localhost:" + AMQP_PORT_2);
      ConnectionFactory factory3 = CFUtil.createConnectionFactory("AMQP", "tcp://localhost:" + AMQP_PORT_3);
      try (Connection conn = factory.createConnection()) {
         Session session = conn.createSession();
         MessageProducer producer = session.createProducer(session.createQueue(getQueueName()));
         for (int i = 0; i < 40; i++) {
            producer.send(session.createTextMessage("message " + i));
         }
      }

      Thread.sleep(100); // some time to allow eventual loops

      Wait.assertEquals(40L, q1::getMessageCount, 1000, 100);
      Wait.assertEquals(40L, q2::getMessageCount, 1000, 100);
      Wait.assertEquals(40L, q3::getMessageCount, 1000, 100);

      try (Connection conn = factory.createConnection()) {
         Session session = conn.createSession();
         conn.start();
         MessageConsumer consumer = session.createConsumer(session.createQueue(getQueueName()));
         for (int i = 0; i < 10; i++) {
            TextMessage message = (TextMessage) consumer.receive(1000);
            Assert.assertNotNull(message);
            Assert.assertEquals("message " + i, message.getText());
         }
         consumer.close();
      }

      Wait.assertEquals(30L, q1::getMessageCount, 1000, 100);
      Wait.assertEquals(30L, q2::getMessageCount, 1000, 100);
      Wait.assertEquals(30L, q3::getMessageCount, 1000, 100);

      try (Connection conn = factory2.createConnection()) {
         Session session = conn.createSession();
         conn.start();
         MessageConsumer consumer = session.createConsumer(session.createQueue(getQueueName()));
         for (int i = 10; i < 20; i++) {
            TextMessage message = (TextMessage) consumer.receive(1000);
            Assert.assertNotNull(message);
            Assert.assertEquals("message " + i, message.getText());
         }
         consumer.close();
      }

      Wait.assertEquals(20L, q1::getMessageCount, 1000, 100);
      Wait.assertEquals(20L, q2::getMessageCount, 1000, 100);
      Wait.assertEquals(20L, q3::getMessageCount, 1000, 100);

      try (Connection conn = factory3.createConnection()) {
         Session session = conn.createSession();
         conn.start();
         MessageConsumer consumer = session.createConsumer(session.createQueue(getQueueName()));
         for (int i = 20; i < 30; i++) {
            TextMessage message = (TextMessage) consumer.receive(1000);
            Assert.assertNotNull(message);
            Assert.assertEquals("message " + i, message.getText());
         }
         consumer.close();
      }

      Wait.assertEquals(10L, q1::getMessageCount, 1000, 100);
      Wait.assertEquals(10L, q2::getMessageCount, 1000, 100);
      Wait.assertEquals(10L, q3::getMessageCount, 1000, 100);

      try (Connection conn = factory.createConnection()) {
         Session session = conn.createSession();
         conn.start();
         MessageConsumer consumer = session.createConsumer(session.createQueue(getQueueName()));
         for (int i = 30; i < 40; i++) {
            TextMessage message = (TextMessage) consumer.receive(1000);
            Assert.assertNotNull(message);
            Assert.assertEquals("message " + i, message.getText());
         }
         consumer.close();
      }

      Wait.assertEquals(0L, q1::getMessageCount, 1000, 100);
      Wait.assertEquals(0L, q2::getMessageCount, 1000, 100);
      Wait.assertEquals(0L, q3::getMessageCount, 1000, 100);

      try (Connection conn = factory.createConnection()) {
         Session session = conn.createSession();
         conn.start();
         MessageConsumer consumer = session.createConsumer(session.createQueue(getQueueName()));
         Assert.assertNull(consumer.receiveNoWait());
         consumer.close();
      }

      try (Connection conn = factory2.createConnection()) {
         Session session = conn.createSession();
         conn.start();
         MessageConsumer consumer = session.createConsumer(session.createQueue(getQueueName()));
         Assert.assertNull(consumer.receiveNoWait());
         consumer.close();
      }

      try (Connection conn = factory3.createConnection()) {
         Session session = conn.createSession();
         conn.start();
         MessageConsumer consumer = session.createConsumer(session.createQueue(getQueueName()));
         Assert.assertNull(consumer.receiveNoWait());
         consumer.close();
      }

   }
}
