/*
* 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 java.sql.ResultSet;
import org.junit.Assert;
import junit.framework.TestCase;
import com.alibaba.druid.mock.MockPreparedStatement;
import com.alibaba.druid.pool.DruidDataSource;
import com.alibaba.druid.stat.DruidDataSourceStatManager;
public class TestSharePreparedStatements extends TestCase {
protected void setUp() throws Exception {
DruidDataSourceStatManager.clear();
}
protected void tearDown() throws Exception {
Assert.assertEquals(0, DruidDataSourceStatManager.getInstance().getDataSourceList().size());
}
public void test_sharePreparedStatements() throws Exception {
// sharePreparedStatements
DruidDataSource dataSource = new DruidDataSource();
dataSource.setUrl("jdbc:mock:xxx");
dataSource.setMaxPoolPreparedStatementPerConnectionSize(30);
String sql = "SELECT 1";
MockPreparedStatement mockStmt = null;
{
Connection conn = dataSource.getConnection();
PreparedStatement stmt = conn.prepareStatement(sql);
mockStmt = stmt.unwrap(MockPreparedStatement.class);
ResultSet rs = stmt.executeQuery();
rs.next();
rs.close();
stmt.close();
conn.close();
}
{
Connection conn = dataSource.getConnection();
PreparedStatement stmt = conn.prepareStatement(sql);
Assert.assertEquals(mockStmt, stmt.unwrap(MockPreparedStatement.class));
ResultSet rs = stmt.executeQuery();
rs.next();
rs.close();
stmt.close();
conn.close();
}
{
Connection conn = dataSource.getConnection();
conn.setAutoCommit(false);
PreparedStatement stmt = conn.prepareStatement(sql);
Assert.assertSame(mockStmt, stmt.unwrap(MockPreparedStatement.class));
ResultSet rs = stmt.executeQuery();
rs.next();
rs.close();
stmt.close();
conn.close();
}
{
Connection conn = dataSource.getConnection();
conn.setAutoCommit(false);
PreparedStatement stmt = conn.prepareStatement(sql);
Assert.assertSame(mockStmt, stmt.unwrap(MockPreparedStatement.class));
ResultSet rs = stmt.executeQuery();
rs.next();
rs.close();
stmt.close();
conn.close();
}
dataSource.close();
}
}