/*
* 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.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import org.junit.Assert;
import junit.framework.TestCase;
import com.alibaba.druid.mock.MockDriver;
import com.alibaba.druid.pool.DataSourceDisableException;
import com.alibaba.druid.pool.DruidDataSource;
import com.alibaba.druid.stat.DruidDataSourceStatManager;
public class TestGraceShutdown 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(180 * 1000); // 180 / 10
dataSource.setTestWhileIdle(true);
dataSource.setTestOnBorrow(false);
dataSource.setValidationQuery("SELECT 1");
dataSource.setFilters("stat");
}
protected void tearDown() throws Exception {
Assert.assertEquals(0, DruidDataSourceStatManager.getInstance().getDataSourceList().size());
}
public void test_close() throws Exception {
final int threadCount = 100;
Thread[] threads = new Thread[threadCount];
final CountDownLatch startLatch = new CountDownLatch(1);
final CountDownLatch endLatch = new CountDownLatch(threadCount);
for (int i = 0; i < threadCount; ++i) {
threads[i] = new Thread("thread-" + i) {
public void run() {
try {
startLatch.await();
Connection conn = dataSource.getConnection();
} catch (DataSourceDisableException ex) {
} catch (Exception e) {
e.printStackTrace();
} finally {
endLatch.countDown();
}
}
};
}
startLatch.countDown();
for (int i = 0; i < threadCount; ++i) {
threads[i].start();
}
Thread.sleep(1000);
new Thread("close thread") {
public void run() {
dataSource.close();
}
}.start();
Assert.assertTrue(endLatch.await(60, TimeUnit.SECONDS));
}
}