// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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.cloud.async;
import java.util.List;
import junit.framework.Assert;
import org.apache.log4j.Logger;
import com.cloud.cluster.CheckPointVO;
import com.cloud.cluster.dao.StackMaidDao;
import com.cloud.cluster.dao.StackMaidDaoImpl;
import com.cloud.utils.db.Transaction;
import com.cloud.utils.testcase.Log4jEnabledTestCase;
public class TestAsync extends Log4jEnabledTestCase {
private static final Logger s_logger = Logger.getLogger(TestAsync.class);
/*
public static class SampleAsyncResult {
@Param(name="name", propName="name")
private final String _name;
@Param
private final int count;
public SampleAsyncResult(String name, int count) {
_name = name;
this.count = count;
}
public String getName() { return _name; }
public int getCount() { return count; }
}
public void testDao() {
AsyncJobDao dao = new AsyncJobDaoImpl();
AsyncJobVO job = new AsyncJobVO(1, 1, "TestCmd", null);
job.setInstanceType("user_vm");
job.setInstanceId(1000L);
char[] buf = new char[1024];
for(int i = 0; i < 1024; i++)
buf[i] = 'a';
job.setResult(new String(buf));
dao.persist(job);
AsyncJobVO jobVerify = dao.findById(job.getId());
Assert.assertTrue(jobVerify.getCmd().equals(job.getCmd()));
Assert.assertTrue(jobVerify.getUserId() == 1);
Assert.assertTrue(jobVerify.getAccountId() == 1);
String result = jobVerify.getResult();
for(int i = 0; i < 1024; i++)
Assert.assertTrue(result.charAt(i) == 'a');
jobVerify = dao.findInstancePendingAsyncJob("user_vm", 1000L);
Assert.assertTrue(jobVerify != null);
Assert.assertTrue(jobVerify.getCmd().equals(job.getCmd()));
Assert.assertTrue(jobVerify.getUserId() == 1);
Assert.assertTrue(jobVerify.getAccountId() == 1);
}
public void testSerialization() {
List<Pair<String, Object>> l;
int value = 1;
l = SerializerHelper.toPairList(value, "result");
Assert.assertTrue(l.size() == 1);
Assert.assertTrue(l.get(0).first().equals("result"));
Assert.assertTrue(l.get(0).second().equals("1"));
l.clear();
SampleAsyncResult result = new SampleAsyncResult("vmops", 1);
l = SerializerHelper.toPairList(result, "result");
Assert.assertTrue(l.size() == 2);
Assert.assertTrue(l.get(0).first().equals("name"));
Assert.assertTrue(l.get(0).second().equals("vmops"));
Assert.assertTrue(l.get(1).first().equals("count"));
Assert.assertTrue(l.get(1).second().equals("1"));
}
public void testAsyncResult() {
AsyncJobResult result = new AsyncJobResult(1);
result.setResultObject(100);
Assert.assertTrue(result.getResult().equals("java.lang.Integer/100"));
Object obj = result.getResultObject();
Assert.assertTrue(obj instanceof Integer);
Assert.assertTrue(((Integer)obj).intValue() == 100);
}
public void testTransaction() {
Transaction txn = Transaction.open("testTransaction");
try {
txn.start();
AsyncJobDao dao = new AsyncJobDaoImpl();
AsyncJobVO job = new AsyncJobVO(1, 1, "TestCmd", null);
job.setInstanceType("user_vm");
job.setInstanceId(1000L);
job.setResult("");
dao.persist(job);
txn.rollback();
} finally {
txn.close();
}
}
public void testMorevingian() {
int threadCount = 10;
final int testCount = 10;
Thread[] threads = new Thread[threadCount];
for(int i = 0; i < threadCount; i++) {
final int threadNum = i + 1;
threads[i] = new Thread(new Runnable() {
public void run() {
for(int i = 0; i < testCount; i++) {
Transaction txn = Transaction.open(Transaction.CLOUD_DB);
try {
AsyncJobDao dao = new AsyncJobDaoImpl();
s_logger.info("Thread " + threadNum + " acquiring lock");
AsyncJobVO job = dao.acquire(1L, 30);
if(job != null) {
s_logger.info("Thread " + threadNum + " acquired lock");
try {
Thread.sleep(Log4jEnabledTestCase.getRandomMilliseconds(1000, 3000));
} catch (InterruptedException e) {
}
s_logger.info("Thread " + threadNum + " acquiring lock nestly");
AsyncJobVO job2 = dao.acquire(1L, 30);
if(job2 != null) {
s_logger.info("Thread " + threadNum + " acquired lock nestly");
try {
Thread.sleep(Log4jEnabledTestCase.getRandomMilliseconds(1000, 3000));
} catch (InterruptedException e) {
}
s_logger.info("Thread " + threadNum + " releasing lock (nestly acquired)");
dao.release(1L);
s_logger.info("Thread " + threadNum + " released lock (nestly acquired)");
} else {
s_logger.info("Thread " + threadNum + " was unable to acquire lock nestly");
}
s_logger.info("Thread " + threadNum + " releasing lock");
dao.release(1L);
s_logger.info("Thread " + threadNum + " released lock");
} else {
s_logger.info("Thread " + threadNum + " was unable to acquire lock");
}
} finally {
txn.close();
}
try {
Thread.sleep(Log4jEnabledTestCase.getRandomMilliseconds(1000, 10000));
} catch (InterruptedException e) {
}
}
}
});
}
for(int i = 0; i < threadCount; i++) {
threads[i].start();
}
for(int i = 0; i < threadCount; i++) {
try {
threads[i].join();
} catch (InterruptedException e) {
}
}
}
*/
public void testMaid() {
Transaction txn = Transaction.open(Transaction.CLOUD_DB);
StackMaidDao dao = new StackMaidDaoImpl();
dao.pushCleanupDelegate(1L, 0, "delegate1", "Hello, world");
dao.pushCleanupDelegate(1L, 1, "delegate2", new Long(100));
dao.pushCleanupDelegate(1L, 2, "delegate3", null);
CheckPointVO item = dao.popCleanupDelegate(1L);
Assert.assertTrue(item.getDelegate().equals("delegate3"));
Assert.assertTrue(item.getContext() == null);
item = dao.popCleanupDelegate(1L);
Assert.assertTrue(item.getDelegate().equals("delegate2"));
s_logger.info(item.getContext());
item = dao.popCleanupDelegate(1L);
Assert.assertTrue(item.getDelegate().equals("delegate1"));
s_logger.info(item.getContext());
txn.close();
}
public void testMaidClear() {
Transaction txn = Transaction.open(Transaction.CLOUD_DB);
StackMaidDao dao = new StackMaidDaoImpl();
dao.pushCleanupDelegate(1L, 0, "delegate1", "Hello, world");
dao.pushCleanupDelegate(1L, 1, "delegate2", new Long(100));
dao.pushCleanupDelegate(1L, 2, "delegate3", null);
dao.clearStack(1L);
Assert.assertTrue(dao.popCleanupDelegate(1L) == null);
txn.close();
}
public void testMaidLeftovers() {
Thread[] threads = new Thread[3];
for(int i = 0; i < 3; i++) {
final int threadNum = i+1;
threads[i] = new Thread(new Runnable() {
@Override
public void run() {
Transaction txn = Transaction.open(Transaction.CLOUD_DB);
StackMaidDao dao = new StackMaidDaoImpl();
dao.pushCleanupDelegate(1L, 0, "delegate-" + threadNum, "Hello, world");
dao.pushCleanupDelegate(1L, 1, "delegate-" + threadNum, new Long(100));
dao.pushCleanupDelegate(1L, 2, "delegate-" + threadNum, null);
txn.close();
}
});
threads[i].start();
}
for(int i = 0; i < 3; i++) {
try {
threads[i].join();
} catch (InterruptedException e) {
}
}
Transaction txn = Transaction.open(Transaction.CLOUD_DB);
StackMaidDao dao = new StackMaidDaoImpl();
List<CheckPointVO> l = dao.listLeftoversByMsid(1L);
for(CheckPointVO maid : l) {
s_logger.info("" + maid.getThreadId() + " " + maid.getDelegate() + " " + maid.getContext());
}
txn.close();
}
}