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.proxy.DruidDriver;
  import com.alibaba.druid.stat.JdbcStatManager;
  import com.alibaba.druid.support.json.JSONUtils;
  import junit.framework.TestCase;
  
  import javax.management.openmbean.CompositeData;
  import javax.management.openmbean.TabularData;
  
  import java.sql.Connection;
  import java.sql.DriverManager;
  import java.sql.ResultSet;
  import java.sql.Statement;
  
  public class StatFilterTest extends TestCase {
      public void setUp() throws Exception {
          JdbcStatManager.getInstance().reset();
      }
  
      public void tearDown() throws Exception {
          JdbcStatManager.getInstance().reset();
  
          DruidDriver.getProxyDataSources().clear();
          assertEquals(0, JdbcStatManager.getInstance().getSqlList().size());
      }
  
      public void test_stat() throws Exception {
          String url = "jdbc:wrap-jdbc:filters=default:jdbc:mock:xx";
          Connection conn = DriverManager.getConnection(url);
  
          Statement stmt = conn.createStatement();
          ResultSet rs = stmt.executeQuery("SELECT 1");
          while (rs.next()) {
              rs.getInt(1);
          }
          rs.close();
          stmt.close();
  
          conn.close();
  
          TabularData sqlList = JdbcStatManager.getInstance().getSqlList();
          assertEquals(true, sqlList.size() > 0);
  
          int count = 0;
          for (Object item : sqlList.values()) {
              CompositeData row = (CompositeData) item;
              if (url.equals((String) row.get("URL"))) {
                  count++;
              }
              long[] histogram = (long[]) row.get("Histogram");
              assertEquals(0L, histogram[histogram.length - 1]);
          }
          assertEquals(true, count > 0);
  
          System.out.println(JSONUtils.toJSONString(sqlList));
      }
  }
  