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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.server;
import java.net.InetSocketAddress;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicReference;
import org.eclipse.jetty.spdy.api.SPDY;
import org.eclipse.jetty.spdy.api.Session;
import org.eclipse.jetty.spdy.api.SessionFrameListener;
import org.eclipse.jetty.spdy.api.Settings;
import org.eclipse.jetty.spdy.api.SettingsInfo;
import org.eclipse.jetty.spdy.api.server.ServerSessionFrameListener;
import org.eclipse.jetty.util.FutureCallback;
import org.junit.Assert;
import org.junit.Test;
public class SettingsTest extends AbstractTest
{
@Test
public void testSettingsUsage() throws Exception
{
Settings settings = new Settings();
int streamsValue = 100;
settings.put(new Settings.Setting(Settings.ID.MAX_CONCURRENT_STREAMS, Settings.Flag.PERSIST, streamsValue));
int windowValue = 32768;
settings.put(new Settings.Setting(Settings.ID.INITIAL_WINDOW_SIZE, windowValue));
int newCode = 91;
Settings.ID newID = Settings.ID.from(newCode);
int newValue = 97;
settings.put(new Settings.Setting(newID, newValue));
Settings.Setting setting1 = settings.get(Settings.ID.MAX_CONCURRENT_STREAMS);
Assert.assertSame(Settings.ID.MAX_CONCURRENT_STREAMS, setting1.id());
Assert.assertSame(Settings.Flag.PERSIST, setting1.flag());
Assert.assertEquals(streamsValue, setting1.value());
Settings.Setting setting2 = settings.get(Settings.ID.INITIAL_WINDOW_SIZE);
Assert.assertSame(Settings.ID.INITIAL_WINDOW_SIZE, setting2.id());
Assert.assertSame(Settings.Flag.NONE, setting2.flag());
Assert.assertEquals(windowValue, setting2.value());
int size = settings.size();
Settings.Setting setting3 = settings.remove(Settings.ID.from(newCode));
Assert.assertEquals(size - 1, settings.size());
Assert.assertNotNull(setting3);
Assert.assertSame(newID, setting3.id());
Assert.assertEquals(newValue, setting3.value());
}
@Test
public void testSettings() throws Exception
{
Settings settings = new Settings();
settings.put(new Settings.Setting(Settings.ID.UPLOAD_BANDWIDTH, 1024 * 1024));
settings.put(new Settings.Setting(Settings.ID.DOWNLOAD_BANDWIDTH, 1024 * 1024));
settings.put(new Settings.Setting(Settings.ID.CURRENT_CONGESTION_WINDOW, Settings.Flag.PERSISTED, 1024));
final SettingsInfo clientSettingsInfo = new SettingsInfo(settings);
final CountDownLatch latch = new CountDownLatch(1);
ServerSessionFrameListener serverSessionFrameListener = new ServerSessionFrameListener.Adapter()
{
@Override
public void onSettings(Session session, SettingsInfo serverSettingsInfo)
{
Assert.assertEquals(clientSettingsInfo.getFlags(), serverSettingsInfo.getFlags());
Assert.assertEquals(clientSettingsInfo.getSettings(), serverSettingsInfo.getSettings());
latch.countDown();
}
};
Session session = startClient(startServer(serverSessionFrameListener), null);
session.settings(clientSettingsInfo);
Assert.assertTrue(latch.await(5, TimeUnit.SECONDS));
}
@Test
public void testServerSettings() throws Exception
{
Settings settings = new Settings();
settings.put(new Settings.Setting(Settings.ID.UPLOAD_BANDWIDTH, 1024 * 1024));
settings.put(new Settings.Setting(Settings.ID.DOWNLOAD_BANDWIDTH, 1024 * 1024));
settings.put(new Settings.Setting(Settings.ID.CURRENT_CONGESTION_WINDOW, Settings.Flag.PERSIST, 1024));
final SettingsInfo serverSettingsInfo = new SettingsInfo(settings);
ServerSessionFrameListener serverSessionFrameListener = new ServerSessionFrameListener.Adapter()
{
@Override
public void onConnect(Session session)
{
session.settings(serverSettingsInfo, new FutureCallback());
}
};
final CountDownLatch latch = new CountDownLatch(1);
SessionFrameListener clientSessionFrameListener = new SessionFrameListener.Adapter()
{
@Override
public void onSettings(Session session, SettingsInfo clientSettingsInfo)
{
Assert.assertEquals(serverSettingsInfo.getFlags(), clientSettingsInfo.getFlags());
Assert.assertEquals(serverSettingsInfo.getSettings(), clientSettingsInfo.getSettings());
latch.countDown();
}
};
startClient(startServer(serverSessionFrameListener), clientSessionFrameListener);
Assert.assertTrue(latch.await(5, TimeUnit.SECONDS));
}
@Test
public void testSettingIDIsTheSameInBothV2AndV3() throws Exception
{
final AtomicReference<SettingsInfo> v2 = new AtomicReference<>();
final AtomicReference<SettingsInfo> v3 = new AtomicReference<>();
final CountDownLatch settingsLatch = new CountDownLatch(2);
InetSocketAddress address = startServer(new ServerSessionFrameListener.Adapter()
{
private final AtomicInteger count = new AtomicInteger();
@Override
public void onSettings(Session session, SettingsInfo settingsInfo)
{
int count = this.count.incrementAndGet();
if (count == 1)
v2.set(settingsInfo);
else if (count == 2)
v3.set(settingsInfo);
else
Assert.fail();
settingsLatch.countDown();
}
});
Settings settings = new Settings();
settings.put(new Settings.Setting(Settings.ID.INITIAL_WINDOW_SIZE, Settings.Flag.PERSIST, 0xC0_00));
SettingsInfo settingsInfo = new SettingsInfo(settings);
Session sessionV2 = startClient(address, null);
sessionV2.settings(settingsInfo);
Session sessionV3 = clientFactory.newSPDYClient(SPDY.V3).connect(address, null).get(5, TimeUnit.SECONDS);
sessionV3.settings(settingsInfo);
Assert.assertTrue(settingsLatch.await(5, TimeUnit.SECONDS));
Assert.assertEquals(v2.get().getSettings(), v3.get().getSettings());
}
}
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