/*
* Copyright 1999-2011 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 java.sql.Connection;
import java.sql.PreparedStatement;
import org.junit.Assert;
import junit.framework.TestCase;
import com.alibaba.druid.mock.MockDriver;
import com.alibaba.druid.pool.DruidDataSource;
import com.alibaba.druid.pool.DruidPooledConnection;
import com.alibaba.druid.stat.DruidDataSourceStatManager;
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();
Assert.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 < 1000 * 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);
Assert.assertNotNull(poolableConn);
Assert.assertEquals(dataSource.getMaxPoolPreparedStatementPerConnectionSize(),
poolableConn.getConnectionHolder().getStatementPool().getMap().size());
conn.close();
Assert.assertEquals(0, dataSource.getActiveCount());
Assert.assertEquals(1, dataSource.getPoolingCount());
}
}