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.filter;
  
  import com.alibaba.druid.mock.MockClob;
  import com.alibaba.druid.pool.DruidDataSource;
  import com.alibaba.druid.proxy.jdbc.ClobProxy;
  import com.alibaba.druid.stat.JdbcSqlStat;
  import com.alibaba.druid.util.JdbcUtils;
  import junit.framework.TestCase;
  
  import java.sql.Connection;
  import java.sql.PreparedStatement;
  import java.sql.ResultSet;
  
  public class StatFilterClobTest extends TestCase {
      private DruidDataSource dataSource;
  
      protected void setUp() throws Exception {
          dataSource = new DruidDataSource();
  
          dataSource.setUrl("jdbc:mock:xxx");
          dataSource.setFilters("stat");
          dataSource.setTestOnBorrow(false);
  
          dataSource.init();
      }
  
      protected void tearDown() throws Exception {
          JdbcUtils.close(dataSource);
      }
  
      public void test_clob() throws Exception {
          String sql = "select ?";
  
          Connection conn = dataSource.getConnection();
  
          PreparedStatement stmt = conn.prepareStatement(sql);
  
          MockClob clob = new MockClob();
          stmt.setClob(1, clob);
  
          ResultSet rs = stmt.executeQuery();
          rs.next();
          assertTrue(rs.getObject(1) instanceof ClobProxy);
          rs.close();
  
          stmt.close();
  
          conn.close();
  
          JdbcSqlStat sqlStat = dataSource.getDataSourceStat().getSqlStat(sql);
          assertNotNull(sqlStat);
  
          assertEquals(1, sqlStat.getClobOpenCount());
          sqlStat.reset();
          assertEquals(0, sqlStat.getClobOpenCount());
      }
  }
  