content: /*
   * Copyright 1999-2018 Alibaba Group Holding Ltd.
   *
   * Licensed 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 com.alibaba.druid.bvt.pool;
  
  import com.alibaba.druid.mock.MockDriver;
  import com.alibaba.druid.pool.DruidDataSource;
  import com.alibaba.druid.pool.DruidPooledConnection;
  import com.alibaba.druid.stat.DruidDataSourceStatManager;
  import junit.framework.TestCase;
  
  import java.sql.Connection;
  import java.sql.PreparedStatement;
  
  public class TestPoolPreparedStatement2 extends TestCase {
      private MockDriver driver;
      private DruidDataSource dataSource;
  
      protected void setUp() throws Exception {
          DruidDataSourceStatManager.clear();
  
          driver = new MockDriver();
  
          dataSource = new DruidDataSource();
          dataSource.setUrl("jdbc:mock:xxx");
          dataSource.setDriver(driver);
          dataSource.setInitialSize(1);
          dataSource.setMaxActive(2);
          dataSource.setMaxIdle(2);
          dataSource.setMinIdle(1);
          dataSource.setMinEvictableIdleTimeMillis(300 * 1000); // 300 / 10
          dataSource.setTimeBetweenEvictionRunsMillis(10); // 180 / 10
          dataSource.setTestWhileIdle(true);
          dataSource.setTestOnBorrow(false);
          dataSource.setValidationQuery("SELECT 1");
          dataSource.setFilters("stat");
          dataSource.setPoolPreparedStatements(false);
          dataSource.setMaxPoolPreparedStatementPerConnectionSize(20);
  
  //        ((StatFilter) dataSource.getProxyFilters().get(0)).setMaxSqlStatCount(100);
      }
  
      protected void tearDown() throws Exception {
          dataSource.close();
          assertEquals(0, DruidDataSourceStatManager.getInstance().getDataSourceList().size());
      }
  
      public void test_stmtCache() throws Exception {
          for (int j = 0; j < 10; ++j) {
              for (int i = 0; i < 10; ++i) {
                  Connection conn = dataSource.getConnection();
                  String sql = "SELECT" + i;
                  PreparedStatement stmt = conn.prepareStatement(sql);
                  stmt.execute();
                  stmt.close();
                  conn.close();
              }
          }
  
          dataSource.setPoolPreparedStatements(true);
  
          for (int j = 0; j < 10; ++j) {
              for (int i = 0; i < 10; ++i) {
                  Connection conn = dataSource.getConnection();
                  String sql = "SELECT" + i;
                  PreparedStatement stmt = conn.prepareStatement(sql);
                  stmt.execute();
                  stmt.close();
                  conn.close();
              }
          }
  
          for (int i = 0; i < 10 * 1; ++i) {
              Connection conn = dataSource.getConnection();
              PreparedStatement stmt = conn.prepareStatement("SELECT " + i);
              stmt.execute();
              stmt.close();
              conn.close();
          }
  
          Connection conn = dataSource.getConnection();
          DruidPooledConnection poolableConn = conn.unwrap(DruidPooledConnection.class);
          assertNotNull(poolableConn);
  
          assertEquals(dataSource.getMaxPoolPreparedStatementPerConnectionSize(),
                  poolableConn.getConnectionHolder().getStatementPool().getMap().size());
  
          conn.close();
  
          assertEquals(0, dataSource.getActiveCount());
          assertEquals(1, dataSource.getPoolingCount());
      }
  }
  