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//
// ========================================================================
// Copyright (c) 1995-2013 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.spdy;
import java.util.HashSet;
import java.util.Set;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import org.eclipse.jetty.spdy.api.DataInfo;
import org.eclipse.jetty.spdy.api.PushInfo;
import org.eclipse.jetty.spdy.api.SPDY;
import org.eclipse.jetty.spdy.api.Stream;
import org.eclipse.jetty.spdy.api.StreamFrameListener;
import org.eclipse.jetty.spdy.api.StringDataInfo;
import org.eclipse.jetty.spdy.api.SynInfo;
import org.eclipse.jetty.spdy.frames.SynStreamFrame;
import org.eclipse.jetty.toolchain.test.annotation.Slow;
import org.eclipse.jetty.util.Callback;
import org.eclipse.jetty.util.Fields;
import org.eclipse.jetty.util.Promise;
import org.eclipse.jetty.util.thread.ScheduledExecutorScheduler;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.ArgumentMatcher;
import org.mockito.Mock;
import org.mockito.runners.MockitoJUnitRunner;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.instanceOf;
import static org.hamcrest.Matchers.is;
import static org.junit.Assert.assertThat;
import static org.mockito.Matchers.any;
import static org.mockito.Matchers.anyInt;
import static org.mockito.Matchers.argThat;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
@RunWith(MockitoJUnitRunner.class)
public class StandardStreamTest
{
private final ScheduledExecutorScheduler scheduler = new ScheduledExecutorScheduler();
@Mock
private ISession session;
@Mock
private SynStreamFrame synStreamFrame;
@Before
public void setUp() throws Exception
{
scheduler.start();
}
/**
* Test method for {@link Stream#push(org.eclipse.jetty.spdy.api.PushInfo)}.
*/
@SuppressWarnings("unchecked")
@Test
public void testSyn()
{
Stream stream = new StandardStream(synStreamFrame.getStreamId(), synStreamFrame.getPriority(), session, null, null, null);
Set<Stream> streams = new HashSet<>();
streams.add(stream);
when(synStreamFrame.isClose()).thenReturn(false);
PushInfo pushInfo = new PushInfo(new Fields(), false);
when(session.getStreams()).thenReturn(streams);
stream.push(pushInfo, new Promise.Adapter<Stream>());
verify(session).syn(argThat(new PushSynInfoMatcher(stream.getId(), pushInfo)),
any(StreamFrameListener.class), any(Promise.class));
}
private class PushSynInfoMatcher extends ArgumentMatcher<PushSynInfo>
{
private int associatedStreamId;
private PushInfo pushInfo;
public PushSynInfoMatcher(int associatedStreamId, PushInfo pushInfo)
{
this.associatedStreamId = associatedStreamId;
this.pushInfo = pushInfo;
}
@Override
public boolean matches(Object argument)
{
PushSynInfo pushSynInfo = (PushSynInfo)argument;
return pushSynInfo.getAssociatedStreamId() == associatedStreamId && pushSynInfo.isClose() == pushInfo.isClose();
}
}
@Test
public void testSynOnClosedStream()
{
IStream stream = new StandardStream(synStreamFrame.getStreamId(), synStreamFrame.getPriority(), session,
null, null , null);
stream.updateCloseState(true, true);
stream.updateCloseState(true, false);
assertThat("stream expected to be closed", stream.isClosed(), is(true));
final CountDownLatch failedLatch = new CountDownLatch(1);
stream.push(new PushInfo(1, TimeUnit.SECONDS, new Fields(), false), new Promise.Adapter<Stream>()
{
@Override
public void failed(Throwable x)
{
failedLatch.countDown();
}
});
assertThat("PushStream creation failed", failedLatch.getCount(), equalTo(0L));
}
@SuppressWarnings("unchecked")
@Test(expected = IllegalStateException.class)
public void testSendDataOnHalfClosedStream() throws InterruptedException, ExecutionException, TimeoutException
{
SynStreamFrame synStreamFrame = new SynStreamFrame(SPDY.V2, SynInfo.FLAG_CLOSE, 1, 0, (byte)0, (short)0, null);
IStream stream = new StandardStream(synStreamFrame.getStreamId(), synStreamFrame.getPriority(), session,
null, scheduler, null);
stream.updateWindowSize(8192);
stream.updateCloseState(synStreamFrame.isClose(), true);
assertThat("stream is half closed", stream.isHalfClosed(), is(true));
stream.data(new StringDataInfo("data on half closed stream", true));
verify(session, never()).data(any(IStream.class), any(DataInfo.class), anyInt(), any(TimeUnit.class), any(Callback.class));
}
@Test
@Slow
public void testIdleTimeout() throws InterruptedException, ExecutionException, TimeoutException
{
final CountDownLatch onFailCalledLatch = new CountDownLatch(1);
IStream stream = new StandardStream(1, (byte)0, session, null, scheduler, null);
stream.setIdleTimeout(500);
stream.setStreamFrameListener(new StreamFrameListener.Adapter()
{
@Override
public void onFailure(Stream stream, Throwable x)
{
assertThat("exception is a TimeoutException", x, is(instanceOf(TimeoutException.class)));
onFailCalledLatch.countDown();
}
});
stream.process(new StringDataInfo("string", false));
Thread.sleep(1000);
assertThat("onFailure has been called", onFailCalledLatch.await(5, TimeUnit.SECONDS), is(true));
}
@Test
@Slow
public void testIdleTimeoutIsInterruptedWhenReceiving() throws InterruptedException, ExecutionException,
TimeoutException
{
final CountDownLatch onFailCalledLatch = new CountDownLatch(1);
IStream stream = new StandardStream(1, (byte)0, session, null, scheduler, null);
stream.setStreamFrameListener(new StreamFrameListener.Adapter()
{
@Override
public void onFailure(Stream stream, Throwable x)
{
assertThat("exception is a TimeoutException", x, is(instanceOf(TimeoutException.class)));
onFailCalledLatch.countDown();
}
});
stream.process(new StringDataInfo("string", false));
Thread.sleep(500);
stream.process(new StringDataInfo("string", false));
Thread.sleep(500);
assertThat("onFailure has been called", onFailCalledLatch.await(1, TimeUnit.SECONDS), is(false));
}
}
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