content: /*
   * 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.arrow.driver.jdbc;
  
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertNotSame;
  import static org.junit.jupiter.api.Assertions.assertSame;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  import java.sql.Connection;
  import javax.sql.PooledConnection;
  import org.apache.arrow.driver.jdbc.authentication.UserPasswordAuthentication;
  import org.apache.arrow.driver.jdbc.utils.ConnectionWrapper;
  import org.apache.arrow.driver.jdbc.utils.MockFlightSqlProducer;
  import org.junit.jupiter.api.AfterEach;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import org.junit.jupiter.api.extension.RegisterExtension;
  
  public class ArrowFlightJdbcConnectionPoolDataSourceTest {
  
    @RegisterExtension public static final FlightServerTestExtension FLIGHT_SERVER_TEST_EXTENSION;
  
    private static final MockFlightSqlProducer PRODUCER = new MockFlightSqlProducer();
  
    static {
      UserPasswordAuthentication authentication =
          new UserPasswordAuthentication.Builder()
              .user("user1", "pass1")
              .user("user2", "pass2")
              .build();
  
      FLIGHT_SERVER_TEST_EXTENSION =
          new FlightServerTestExtension.Builder()
              .authentication(authentication)
              .producer(PRODUCER)
              .build();
    }
  
    private ArrowFlightJdbcConnectionPoolDataSource dataSource;
  
    @BeforeEach
    public void setUp() {
      dataSource = FLIGHT_SERVER_TEST_EXTENSION.createConnectionPoolDataSource(false);
    }
  
    @AfterEach
    public void tearDown() throws Exception {
      dataSource.close();
    }
  
    @Test
    public void testShouldInnerConnectionIsClosedReturnCorrectly() throws Exception {
      PooledConnection pooledConnection = dataSource.getPooledConnection();
      Connection connection = pooledConnection.getConnection();
      assertFalse(connection.isClosed());
      connection.close();
      assertTrue(connection.isClosed());
    }
  
    @Test
    public void testShouldInnerConnectionShouldIgnoreDoubleClose() throws Exception {
      PooledConnection pooledConnection = dataSource.getPooledConnection();
      Connection connection = pooledConnection.getConnection();
      assertFalse(connection.isClosed());
      connection.close();
      assertTrue(connection.isClosed());
    }
  
    @Test
    public void testShouldInnerConnectionIsClosedReturnTrueIfPooledConnectionCloses()
        throws Exception {
      PooledConnection pooledConnection = dataSource.getPooledConnection();
      Connection connection = pooledConnection.getConnection();
      assertFalse(connection.isClosed());
      pooledConnection.close();
      assertTrue(connection.isClosed());
    }
  
    @Test
    public void testShouldReuseConnectionsOnPool() throws Exception {
      PooledConnection pooledConnection = dataSource.getPooledConnection("user1", "pass1");
      ConnectionWrapper connection = ((ConnectionWrapper) pooledConnection.getConnection());
      assertFalse(connection.isClosed());
      connection.close();
      assertTrue(connection.isClosed());
      assertFalse(connection.unwrap(ArrowFlightConnection.class).isClosed());
  
      PooledConnection pooledConnection2 = dataSource.getPooledConnection("user1", "pass1");
      ConnectionWrapper connection2 = ((ConnectionWrapper) pooledConnection2.getConnection());
      assertFalse(connection2.isClosed());
      connection2.close();
      assertTrue(connection2.isClosed());
      assertFalse(connection2.unwrap(ArrowFlightConnection.class).isClosed());
  
      assertSame(pooledConnection, pooledConnection2);
      assertNotSame(connection, connection2);
      assertSame(
          connection.unwrap(ArrowFlightConnection.class),
          connection2.unwrap(ArrowFlightConnection.class));
    }
  
    @Test
    public void testShouldNotMixConnectionsForDifferentUsers() throws Exception {
      PooledConnection pooledConnection = dataSource.getPooledConnection("user1", "pass1");
      ConnectionWrapper connection = ((ConnectionWrapper) pooledConnection.getConnection());
      assertFalse(connection.isClosed());
      connection.close();
      assertTrue(connection.isClosed());
      assertFalse(connection.unwrap(ArrowFlightConnection.class).isClosed());
  
      PooledConnection pooledConnection2 = dataSource.getPooledConnection("user2", "pass2");
      ConnectionWrapper connection2 = ((ConnectionWrapper) pooledConnection2.getConnection());
      assertFalse(connection2.isClosed());
      connection2.close();
      assertTrue(connection2.isClosed());
      assertFalse(connection2.unwrap(ArrowFlightConnection.class).isClosed());
  
      assertNotSame(pooledConnection, pooledConnection2);
      assertNotSame(connection, connection2);
      assertNotSame(
          connection.unwrap(ArrowFlightConnection.class),
          connection2.unwrap(ArrowFlightConnection.class));
    }
  }
  