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/*******************************************************************************
* Copyright (c) 2012, 2015 Wind River Systems, Inc. and others. All rights reserved.
* This program and the accompanying materials are made available under the terms
* of the Eclipse Public License v1.0 which accompanies this distribution, and is
* available at http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.tcf.te.tests.tcf.filesystem.utils;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.util.concurrent.TimeoutException;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.tcf.te.runtime.callback.Callback;
import org.eclipse.tcf.te.tcf.core.concurrent.Rendezvous;
import org.eclipse.tcf.te.tcf.filesystem.core.internal.utils.CacheManager;
import org.eclipse.tcf.te.tcf.filesystem.core.internal.utils.FileState;
import org.eclipse.tcf.te.tcf.filesystem.core.internal.utils.PersistenceManager;
import org.eclipse.tcf.te.tcf.filesystem.core.model.CacheState;
public class StateManagerTest extends UtilsTestBase {
public void testCacheStateConsistent() throws Exception {
cleanUp();
writeFileContent("hello,world!"); //$NON-NLS-1$
updateCache(testFile);
CacheState cacheState = testFile.getCacheState();
assertEquals(CacheState.consistent, cacheState);
Thread.sleep(5000L);
}
public void testCacheStateModified() throws Exception {
cleanUp();
writeFileContent("hello,world!"); //$NON-NLS-1$
updateCache(testFile);
File file = CacheManager.getCacheFile(testFile);
BufferedWriter writer = new BufferedWriter(new FileWriter(file));
writer.write("hello, test!"); //$NON-NLS-1$
writer.close();
updateCacheState();
CacheState cacheState = testFile.getCacheState();
assertEquals(CacheState.modified, cacheState);
Thread.sleep(5000L);
}
private void updateCacheState() throws TimeoutException {
FileState digest = PersistenceManager.getInstance().getFileDigest(testFile);
final Rendezvous rendezvous = new Rendezvous();
digest.updateState(new Callback(){
@Override
protected void internalDone(Object caller, IStatus status) {
rendezvous.arrive();
}
});
rendezvous.waiting(10000);
}
private void refreshCacheState() throws TimeoutException {
final Rendezvous rendezvous = new Rendezvous();
testFile.operationRefresh(true).runInJob(new Callback(){
@Override
protected void internalDone(Object caller, IStatus status) {
rendezvous.arrive();
}
});
rendezvous.waiting(10000);
}
public void testCacheStateOutdated() throws Exception {
cleanUp();
writeFileContent("hello,world!"); //$NON-NLS-1$
updateCache(testFile);
Thread.sleep(2000L);
writeFileContent("hello,test!"); //$NON-NLS-1$
refreshCacheState();
CacheState cacheState = testFile.getCacheState();
assertEquals(CacheState.outdated, cacheState);
Thread.sleep(5000L);
}
private void cleanUp() {
File cacheFile = CacheManager.getCacheFile(testFile);
if(cacheFile.exists()) {
cacheFile.delete();
}
PersistenceManager.getInstance().removeFileDigest(testFile.getLocationURI());
}
public void testCacheStateConflict() throws Exception {
cleanUp();
writeFileContent("hello,world!"); //$NON-NLS-1$
updateCache(testFile);
writeFileContent("hello,test!"); //$NON-NLS-1$
refreshCacheState();
Thread.sleep(2000L);
File file = CacheManager.getCacheFile(testFile);
BufferedWriter writer = new BufferedWriter(new FileWriter(file));
writer.write("hello, earth!"); //$NON-NLS-1$
writer.close();
updateCacheState();
CacheState cacheState = testFile.getCacheState();
assertEquals(CacheState.conflict, cacheState);
Thread.sleep(5000L);
}
}
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