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/*
* Copyright 2000-2014 JetBrains s.r.o.
*
* 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 org.jetbrains.idea.svn;
import com.intellij.openapi.progress.EmptyProgressIndicator;
import com.intellij.openapi.progress.ProgressManager;
import com.intellij.openapi.progress.impl.ProgressManagerImpl;
import com.intellij.testFramework.vcs.FileBasedTest;
import com.intellij.util.ThrowableConvertor;
import com.intellij.util.concurrency.Semaphore;
import junit.framework.Assert;
import org.jetbrains.idea.svn.svnkit.lowLevel.ApplicationLevelNumberConnectionsGuardImpl;
import org.jetbrains.idea.svn.svnkit.lowLevel.CachingSvnRepositoryPool;
import org.jetbrains.idea.svn.svnkit.lowLevel.SvnIdeaRepositoryPoolManager;
import org.junit.Test;
import org.tmatesoft.svn.core.SVNException;
import org.tmatesoft.svn.core.SVNURL;
import org.tmatesoft.svn.core.io.ISVNSession;
import org.tmatesoft.svn.core.io.SVNRepository;
import java.util.Map;
import java.util.Random;
/**
* Created with IntelliJ IDEA.
* User: Irina.Chernushina
* Date: 8/3/12
* Time: 5:37 PM
*/
public class SvnCachingRepositoryPoolTest extends FileBasedTest {
@Test
public void testRepositoriesAreClosed() throws Exception {
final SvnIdeaRepositoryPoolManager poolManager = new SvnIdeaRepositoryPoolManager(true, null, null);
testBigFlow(poolManager, true);
}
@Test
public void testCloseWorker() throws Exception {
final SvnIdeaRepositoryPoolManager poolManager = new SvnIdeaRepositoryPoolManager(true, null, null);
final ApplicationLevelNumberConnectionsGuardImpl guard = SvnIdeaRepositoryPoolManager.getOurGuard();
guard.setDelay(20);
((CachingSvnRepositoryPool) poolManager.getPool()).setConnectionTimeout(20);
testBigFlow(poolManager, false);
try {
Thread.sleep(50);
} catch (InterruptedException e) {
//
}
Assert.assertEquals(0, guard.getCurrentlyActiveConnections());
final CachingSvnRepositoryPool pool = (CachingSvnRepositoryPool) poolManager.getPool();
Map<String,CachingSvnRepositoryPool.RepoGroup> groups = pool.getGroups();
Assert.assertEquals(1, groups.size());
CachingSvnRepositoryPool.RepoGroup group = groups.values().iterator().next();
Assert.assertEquals(0, group.getUsedSize());
Assert.assertEquals(0, group.getInactiveSize()); // !!!
poolManager.dispose();
checkAfterDispose(poolManager);
}
@Test
public void testCancel() throws Exception {
final SvnIdeaRepositoryPoolManager poolManager = new SvnIdeaRepositoryPoolManager(true, null, null, 1, 1);
final SVNURL url = SVNURL.parseURIEncoded("http://a.b.c");
poolManager.setCreator(new ThrowableConvertor<SVNURL, SVNRepository, SVNException>() {
@Override
public SVNRepository convert(SVNURL svnurl) throws SVNException {
return new MockSvnRepository(svnurl, ISVNSession.DEFAULT);
}
});
final MockSvnRepository repository1 = (MockSvnRepository)poolManager.createRepository(url, true);
final Semaphore semaphore = new Semaphore();
semaphore.down();
poolManager.setCreator(new ThrowableConvertor<SVNURL, SVNRepository, SVNException>() {
@Override
public SVNRepository convert(SVNURL svnurl) throws SVNException {
semaphore.waitFor();
return new MockSvnRepository(svnurl, ISVNSession.DEFAULT);
}
});
final SVNException[] exc = new SVNException[1];
final Runnable target = new Runnable() {
@Override
public void run() {
try {
final MockSvnRepository repository = (MockSvnRepository)poolManager.createRepository(url, true);
repository.fireConnectionClosed();
}
catch (SVNException e) {
e.printStackTrace();
exc[0] = e;
}
}
};
final EmptyProgressIndicator indicator = new EmptyProgressIndicator();
Thread thread = new Thread(new Runnable() {
@Override
public void run() {
((ProgressManagerImpl)ProgressManager.getInstance()).executeProcessUnderProgress(target, indicator);
}
});
thread.start();
try {
Thread.sleep(10);
} catch (InterruptedException e) {
//
}
Assert.assertTrue(thread.isAlive());
indicator.cancel();
final Object obj = new Object();
while (! timeout(System.currentTimeMillis()) && thread.isAlive()) {
synchronized (obj) {
try {
obj.wait(300);
} catch (InterruptedException e) {
//
}
}
}
Assert.assertTrue(!thread.isAlive());
Assert.assertNotNull(exc[0]);
//repository1.fireConnectionClosed(); // also test that used are also closed.. in dispose
poolManager.dispose();
checkAfterDispose(poolManager);
}
private void checkAfterDispose(SvnIdeaRepositoryPoolManager poolManager) {
final ApplicationLevelNumberConnectionsGuardImpl guard = SvnIdeaRepositoryPoolManager.getOurGuard();
Assert.assertEquals(0, guard.getCurrentlyActiveConnections());
final CachingSvnRepositoryPool pool = (CachingSvnRepositoryPool) poolManager.getPool();
Map<String,CachingSvnRepositoryPool.RepoGroup> groups = pool.getGroups();
Assert.assertEquals(1, groups.size());
CachingSvnRepositoryPool.RepoGroup group = groups.values().iterator().next();
Assert.assertEquals(0, group.getUsedSize());
Assert.assertEquals(0, guard.getInstanceCount());
Assert.assertEquals(0, guard.getCurrentlyOpenedCount());
Assert.assertEquals(0, group.getUsedSize());
Assert.assertEquals(0, group.getInactiveSize());
}
private void testBigFlow(final SvnIdeaRepositoryPoolManager poolManager, boolean disposeAfter) throws SVNException {
poolManager.setCreator(new ThrowableConvertor<SVNURL, SVNRepository, SVNException>() {
@Override
public SVNRepository convert(SVNURL svnurl) throws SVNException {
return new MockSvnRepository(svnurl, ISVNSession.DEFAULT);
}
});
final SVNURL url = SVNURL.parseURIEncoded("http://a.b.c");
final Random random = new Random(System.currentTimeMillis() & 0x00ff);
final int[] cnt = new int[1];
cnt[0] = 25;
final SVNException[] exc = new SVNException[1];
for (int i = 0; i < 25; i++) {
Runnable target = new Runnable() {
@Override
public void run() {
MockSvnRepository repository = null;
try {
repository = (MockSvnRepository)poolManager.createRepository(url, true);
}
catch (SVNException e) {
e.printStackTrace();
exc[0] = e;
return;
}
repository.fireConnectionOpened();
try {
Thread.sleep(random.nextInt(10));
}
catch (InterruptedException e) {
//
}
repository.fireConnectionClosed();
synchronized (cnt) {
-- cnt[0];
}
}
};
Thread thread = new Thread(target);
thread.start();
}
final long start = System.currentTimeMillis();
synchronized (cnt) {
while (cnt[0] > 0 && ! timeout(start)) {
try {
cnt.wait(5);
} catch (InterruptedException e) {
//
}
}
}
Assert.assertEquals(0, cnt[0]);
// test no open repositories, but may have inactive
final ApplicationLevelNumberConnectionsGuardImpl guard = SvnIdeaRepositoryPoolManager.getOurGuard();
Assert.assertEquals(0, guard.getCurrentlyActiveConnections());
final CachingSvnRepositoryPool pool = (CachingSvnRepositoryPool) poolManager.getPool();
Map<String,CachingSvnRepositoryPool.RepoGroup> groups = pool.getGroups();
Assert.assertEquals(1, groups.size());
CachingSvnRepositoryPool.RepoGroup group = groups.values().iterator().next();
Assert.assertEquals(0, group.getUsedSize());
if (disposeAfter) {
poolManager.dispose();
Assert.assertEquals(0, guard.getCurrentlyActiveConnections());
Assert.assertEquals(0, guard.getInstanceCount());
Assert.assertEquals(0, group.getUsedSize());
Assert.assertEquals(0, group.getInactiveSize());
}
}
private boolean timeout(long start) {
return System.currentTimeMillis() - start > 10000;
}
}
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