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.proxy.filter;
  
  import com.alibaba.druid.pool.DruidDataSource;
  import com.alibaba.druid.stat.JdbcStatManager;
  import com.alibaba.druid.support.json.JSONUtils;
  import com.alibaba.druid.util.JdbcUtils;
  import junit.framework.TestCase;
  
  import javax.management.openmbean.TabularData;
  
  import java.sql.Connection;
  import java.sql.PreparedStatement;
  
  public class MergeStatFilterTest_tddl_4 extends TestCase {
      private DruidDataSource dataSource;
  
      protected void setUp() throws Exception {
          TabularData sqlList = JdbcStatManager.getInstance().getSqlList();
          if (sqlList.size() > 0) {
              for (Object item : JdbcStatManager.getInstance().getSqlList().values()) {
                  String text = JSONUtils.toJSONString(item);
                  System.out.println(text);
              }
          }
  
          assertEquals(0, JdbcStatManager.getInstance().getSqlList().size());
  
          dataSource = new DruidDataSource();
          dataSource.setUrl("jdbc:mock:xx");
          dataSource.setFilters("mergeStat");
          dataSource.setDbType("mysql");
          dataSource.setConnectionProperties("druid.useGloalDataSourceStat");
          dataSource.setPoolPreparedStatements(true);
      }
  
      protected void tearDown() throws Exception {
          JdbcUtils.close(dataSource);
  
          assertEquals(0, JdbcStatManager.getInstance().getSqlList().size());
      }
  
      public void test_merge() throws Exception {
          for (int i = 1000; i < 2000; ++i) {
              String tableName = "t_" + i;
  
              Connection conn = dataSource.getConnection();
  
              String sql = "update " + tableName + " SET a = ? WHERE b = ?";
              PreparedStatement stmt = conn.prepareStatement(sql);
              stmt.setString(1, "aaa");
              stmt.setInt(1, 2);
              stmt.execute();
              stmt.close();
  
              conn.close();
          }
  
          assertEquals(1, dataSource.getDataSourceStat().getSqlStatMap().size());
      }
  }
  