/*
* Copyright 1999-2017 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.util.ArrayList;
import java.util.List;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.atomic.AtomicLong;
import org.junit.Assert;
import junit.framework.TestCase;
import com.alibaba.druid.pool.DruidDataSource;
import com.alibaba.druid.util.JdbcUtils;
public class TestConnectTimeout extends TestCase {
private DruidDataSource dataSource;
protected void setUp() throws Exception {
dataSource = new DruidDataSource();
dataSource.setUsername("xxx1");
dataSource.setPassword("ppp");
dataSource.setUrl("jdbc:mock:xx");
dataSource.setFilters("stat");
dataSource.setMaxOpenPreparedStatements(30);
dataSource.setMaxActive(4);
dataSource.setMaxWait(1000);
dataSource.setMinIdle(0);
dataSource.setInitialSize(1);
dataSource.init();
}
public void testConnectTimeout() throws Exception {
{
Connection conn = dataSource.getConnection();
conn.close();
dataSource.shrink();
Assert.assertEquals(0, dataSource.getPoolingCount());
}
final List<Connection> connections = new ArrayList<Connection>();
for (int i = 0; i < 3; ++i) {
Connection conn = dataSource.getConnection();
connections.add(conn);
}
final AtomicLong errorCount = new AtomicLong();
final int THREAD_COUNT = 10;
final CountDownLatch latch = new CountDownLatch(THREAD_COUNT);
for (int i = 0; i < THREAD_COUNT; ++i) {
Thread thread = new Thread() {
public void run() {
try {
for (int i = 0; i < 100; ++i) {
Connection conn = dataSource.getConnection();
Thread.sleep(1);
conn.close();
}
} catch (Exception e) {
e.printStackTrace();
errorCount.incrementAndGet();
} finally {
latch.countDown();
}
}
};
thread.start();
}
latch.await();
Assert.assertEquals(0, errorCount.get());
}
protected void tearDown() throws Exception {
JdbcUtils.close(dataSource);
}
}