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.pool.DruidDataSource;
  import com.alibaba.druid.stat.JdbcSqlStat;
  import com.alibaba.druid.stat.JdbcStatManager;
  import com.alibaba.druid.util.JdbcUtils;
  import junit.framework.TestCase;
  
  import java.sql.Connection;
  import java.sql.PreparedStatement;
  import java.sql.ResultSet;
  
  public class StatFilterAfterResetTest extends TestCase {
      private DruidDataSource dataSource;
  
      protected void setUp() throws Exception {
          dataSource = new DruidDataSource();
  
          dataSource.setUrl("jdbc:mock:xxx");
          dataSource.setFilters("stat");
  
          dataSource.init();
      }
  
      protected void tearDown() throws Exception {
          JdbcUtils.close(dataSource);
      }
  
      public void test_stat() throws Exception {
          final String sql = "SELECT 1";
          assertTrue(dataSource.isInited());
  
          JdbcSqlStat sqlStat = dataSource.getDataSourceStat().getSqlStat(sql);
  
          assertNull(sqlStat);
  
          {
              Connection conn = dataSource.getConnection();
              PreparedStatement stmt = conn.prepareStatement(sql);
              ResultSet rs = stmt.executeQuery();
              rs.next();
              rs.close();
  
              sqlStat = dataSource.getDataSourceStat().getSqlStat(sql);
              assertNotNull(sqlStat);
  
              assertEquals("first failed", 1, sqlStat.getExecuteAndResultHoldTimeHistogramSum());
  
              rs.close();
  
              assertEquals("second failed", 1, sqlStat.getExecuteAndResultHoldTimeHistogramSum());
  
              stmt.close();
  
              conn.close();
  
              assertEquals(1, sqlStat.getExecuteAndResultHoldTimeHistogramSum());
          }
  
          JdbcStatManager.getInstance().reset();
  
          assertFalse(sqlStat.isRemoved());
  
          JdbcStatManager.getInstance().reset();
          assertTrue(sqlStat.isRemoved());
  
          {
              Connection conn = dataSource.getConnection();
              PreparedStatement stmt = conn.prepareStatement(sql);
              ResultSet rs = stmt.executeQuery();
              rs.next();
              rs.close();
              conn.close();
          }
  
          assertNotSame(sqlStat, dataSource.getDataSourceStat().getSqlStat(sql));
  
          {
              assertEquals(0, sqlStat.getExecuteAndResultHoldTimeHistogramSum());
          }
  
          sqlStat = dataSource.getDataSourceStat().getSqlStat(sql);
  
          assertEquals(1, sqlStat.getExecuteAndResultHoldTimeHistogramSum());
      }
  }
  