/*
* Copyright (C) 2012 eXo Platform SAS.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.crsh.telnet.term;
import test.shell.sync.SyncProcess;
import test.shell.sync.SyncShell;
import org.crsh.shell.ShellProcessContext;
import org.crsh.shell.impl.async.AsyncShell;
import org.crsh.telnet.term.processor.Processor;
import java.util.concurrent.CyclicBarrier;
import java.util.concurrent.Executors;
public class AsyncProcessorTestCase extends AbstractProcessorTestCase {
@Override
protected SyncShell createShell() {
return new SyncShell();
}
@Override
protected SyncTerm createTerm() {
return new SyncTerm();
}
@Override
protected Processor createProcessor(SyncTerm term, SyncShell shell) {
AsyncShell async = new AsyncShell(Executors.newSingleThreadExecutor(), shell);
return new Processor(term, async);
}
@Override
protected int getBarrierSize() {
return 2;
}
public void testCloseHangingProcess() throws Exception {
final CyclicBarrier syncA = new CyclicBarrier(2);
final CyclicBarrier syncB = new CyclicBarrier(2);
final CyclicBarrier syncC = new CyclicBarrier(2);
term.publish(TermEvent.readLine("foo"));
shell.addProcess(new SyncProcess() {
@Override
public void run(String request, ShellProcessContext context) throws Exception {
try {
syncA.await();
syncB.await();
}
catch (Exception e) {
e.printStackTrace();
}
}
public void cancel() {
try {
syncC.await();
}
catch (Exception e) {
e.printStackTrace();
}
}
});
syncA.await();
term.publish(TermEvent.brk());
syncC.await();
term.publish(TermEvent.close());
assertJoin(thread);
syncB.await();
}
public void testBreak() throws Exception {
final CyclicBarrier syncA = new CyclicBarrier(2);
final CyclicBarrier syncB = new CyclicBarrier(3);
term.publish(TermEvent.readLine("foo"));
shell.addProcess(new SyncProcess() {
@Override
public void run(String request, ShellProcessContext context) throws Exception {
try {
syncA.await();
syncB.await();
}
catch (Exception e) {
throw failure(e);
}
}
public void cancel() {
try {
syncB.await();
}
catch (Exception e) {
throw failure(e);
}
}
});
syncA.await();
term.publish(TermEvent.brk());
syncB.await();
term.publish(TermEvent.close());
assertJoin(thread);
}
}