/**
* Copyright 2007-2015, Kaazing Corporation. All rights reserved.
*
* 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.kaazing.k3po.driver.internal.behavior.handler.event;
import static java.lang.System.currentTimeMillis;
import static org.jboss.netty.channel.ChannelState.CONNECTED;
import static org.jboss.netty.channel.ChannelState.INTEREST_OPS;
import static org.jboss.netty.channel.Channels.fireChannelBound;
import static org.jboss.netty.channel.Channels.fireChannelClosed;
import static org.jboss.netty.channel.Channels.fireChannelConnected;
import static org.jboss.netty.channel.Channels.fireChannelDisconnected;
import static org.jboss.netty.channel.Channels.fireChannelInterestChanged;
import static org.jboss.netty.channel.Channels.fireChannelUnbound;
import static org.jboss.netty.channel.Channels.fireExceptionCaught;
import static org.jboss.netty.channel.Channels.fireMessageReceived;
import static org.jboss.netty.channel.Channels.fireWriteComplete;
import static org.jboss.netty.channel.Channels.pipeline;
import static org.jboss.netty.channel.Channels.succeededFuture;
import static org.jboss.netty.handler.timeout.IdleState.ALL_IDLE;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.kaazing.k3po.lang.internal.RegionInfo.newSequential;
import org.jboss.netty.channel.Channel;
import org.jboss.netty.channel.ChannelEvent;
import org.jboss.netty.channel.ChannelFactory;
import org.jboss.netty.channel.ChannelFuture;
import org.jboss.netty.channel.ChannelHandlerContext;
import org.jboss.netty.channel.ChannelPipeline;
import org.jboss.netty.channel.ChannelStateEvent;
import org.jboss.netty.channel.ChannelUpstreamHandler;
import org.jboss.netty.channel.ChildChannelStateEvent;
import org.jboss.netty.channel.DefaultChildChannelStateEvent;
import org.jboss.netty.channel.ExceptionEvent;
import org.jboss.netty.channel.SimpleChannelHandler;
import org.jboss.netty.channel.SimpleChannelUpstreamHandler;
import org.jboss.netty.channel.WriteCompletionEvent;
import org.jboss.netty.channel.local.DefaultLocalClientChannelFactory;
import org.jboss.netty.channel.local.LocalAddress;
import org.jboss.netty.handler.timeout.DefaultIdleStateEvent;
import org.jboss.netty.handler.timeout.IdleStateEvent;
import org.junit.Before;
import org.junit.Test;
import org.kaazing.k3po.driver.internal.behavior.handler.TestChannelEvent;
import org.kaazing.k3po.driver.internal.behavior.handler.prepare.PreparationEvent;
import org.kaazing.k3po.driver.internal.jmock.Expectations;
import org.kaazing.k3po.driver.internal.jmock.Mockery;
public class ConnectedHandlerTest {
private Mockery context;
private ChannelUpstreamHandler upstream;
private ChannelPipeline pipeline;
private ChannelFactory channelFactory;
private ConnectedHandler handler;
private boolean blockChannelOpen = true;
@Before
public void setUp() throws Exception {
context = new Mockery() {
{
setThrowFirstErrorOnAssertIsSatisfied(true);
}
};
upstream = context.mock(ChannelUpstreamHandler.class);
handler = new ConnectedHandler();
handler.setRegionInfo(newSequential(0, 0));
pipeline = pipeline(new SimpleChannelHandler() {
@Override
public void channelOpen(ChannelHandlerContext ctx, ChannelStateEvent e) throws Exception {
// block implicit channel open?
if (!blockChannelOpen) {
ctx.sendUpstream(e);
}
}
}, handler, new SimpleChannelHandler() {
@Override
public void handleUpstream(ChannelHandlerContext ctx, ChannelEvent e) throws Exception {
upstream.handleUpstream(ctx, e);
super.handleUpstream(ctx, e);
}
@Override
public void exceptionCaught(ChannelHandlerContext ctx, ExceptionEvent e) throws Exception {
// prevent console error message
}
});
channelFactory = new DefaultLocalClientChannelFactory();
}
@Test
public void shouldPropagateUpstreamChildOpenedEvent() throws Exception {
context.checking(new Expectations() {
{
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(PreparationEvent.class)));
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(ChildChannelStateEvent.class)));
}
});
Channel parentChannel = channelFactory.newChannel(pipeline);
Channel childChannel = channelFactory.newChannel(pipeline(new SimpleChannelUpstreamHandler()));
// child channel is open
pipeline.sendUpstream(new DefaultChildChannelStateEvent(parentChannel, childChannel));
ChannelFuture handlerFuture = handler.getHandlerFuture();
assertFalse(handlerFuture.isDone());
context.assertIsSatisfied();
}
@Test
public void shouldPropagateUpstreamChildClosedEvent() throws Exception {
context.checking(new Expectations() {
{
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(PreparationEvent.class)));
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(ChildChannelStateEvent.class)));
}
});
Channel parentChannel = channelFactory.newChannel(pipeline);
Channel childChannel = channelFactory.newChannel(pipeline(new SimpleChannelUpstreamHandler()));
childChannel.close().sync();
// child channel is closed
pipeline.sendUpstream(new DefaultChildChannelStateEvent(parentChannel, childChannel));
ChannelFuture handlerFuture = handler.getHandlerFuture();
assertFalse(handlerFuture.isDone());
context.assertIsSatisfied();
}
@Test
public void shouldPropagateUpstreamInterestOpsEvent() throws Exception {
context.checking(new Expectations() {
{
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(PreparationEvent.class)));
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(channelState(INTEREST_OPS)));
}
});
Channel channel = channelFactory.newChannel(pipeline);
ChannelFuture handlerFuture = handler.getHandlerFuture();
fireChannelInterestChanged(channel);
assertFalse(handlerFuture.isDone());
context.assertIsSatisfied();
}
@Test
public void shouldPropagateUpstreamIdleStateEvent() throws Exception {
context.checking(new Expectations() {
{
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(PreparationEvent.class)));
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(IdleStateEvent.class)));
}
});
Channel channel = channelFactory.newChannel(pipeline);
ChannelFuture handlerFuture = handler.getHandlerFuture();
pipeline.sendUpstream(new DefaultIdleStateEvent(channel, ALL_IDLE, currentTimeMillis()));
assertFalse(handlerFuture.isDone());
context.assertIsSatisfied();
}
@Test
public void shouldPropagateUpstreamWriteCompletionEvent() throws Exception {
context.checking(new Expectations() {
{
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(PreparationEvent.class)));
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(WriteCompletionEvent.class)));
}
});
Channel channel = channelFactory.newChannel(pipeline);
fireWriteComplete(channel, 1024);
ChannelFuture handlerFuture = handler.getHandlerFuture();
assertFalse(handlerFuture.isDone());
context.assertIsSatisfied();
}
@Test
public void shouldPropagateUpstreamExceptionEvent() throws Exception {
context.checking(new Expectations() {
{
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(PreparationEvent.class)));
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(ExceptionEvent.class)));
}
});
Channel channel = channelFactory.newChannel(pipeline);
ChannelFuture handlerFuture = handler.getHandlerFuture();
fireExceptionCaught(channel, new Exception().fillInStackTrace());
assertFalse(handlerFuture.isDone());
context.assertIsSatisfied();
}
@Test
public void shouldPropagateUpstreamUnknownEvent() throws Exception {
context.checking(new Expectations() {
{
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(PreparationEvent.class)));
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(TestChannelEvent.class)));
}
});
Channel channel = channelFactory.newChannel(pipeline);
ChannelFuture handlerFuture = handler.getHandlerFuture();
pipeline.sendUpstream(new TestChannelEvent(channel, succeededFuture(channel)));
assertFalse(handlerFuture.isDone());
context.assertIsSatisfied();
}
@Test
public void shouldConsumeUpstreamOpenedEvent() throws Exception {
context.checking(new Expectations() {
{
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(PreparationEvent.class)));
}
});
blockChannelOpen = false;
channelFactory.newChannel(pipeline);
ChannelFuture handlerFuture = handler.getHandlerFuture();
assertTrue(handlerFuture.isDone());
assertFalse(handlerFuture.isSuccess());
context.assertIsSatisfied();
}
@Test
public void shouldConsumeUpstreamBoundEvent() throws Exception {
context.checking(new Expectations() {
{
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(PreparationEvent.class)));
}
});
Channel channel = channelFactory.newChannel(pipeline);
ChannelFuture handlerFuture = handler.getHandlerFuture();
fireChannelBound(channel, new LocalAddress("test"));
assertTrue(handlerFuture.isDone());
assertFalse(handlerFuture.isSuccess());
context.assertIsSatisfied();
}
@Test
public void shouldConsumeUpstreamConnectedEvent() throws Exception {
context.checking(new Expectations() {
{
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(PreparationEvent.class)));
}
});
Channel channel = channelFactory.newChannel(pipeline);
ChannelFuture handlerFuture = handler.getHandlerFuture();
fireChannelConnected(channel, new LocalAddress("test"));
assertTrue(handlerFuture.isSuccess());
context.assertIsSatisfied();
}
@Test
public void shouldConsumeUpstreamMessageEvent() throws Exception {
context.checking(new Expectations() {
{
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(PreparationEvent.class)));
}
});
Channel channel = channelFactory.newChannel(pipeline);
ChannelFuture handlerFuture = handler.getHandlerFuture();
fireMessageReceived(channel, new Object());
assertTrue(handlerFuture.isDone());
assertFalse(handlerFuture.isSuccess());
context.assertIsSatisfied();
}
@Test
public void shouldConsumeUpstreamDisconnectedEvent() throws Exception {
context.checking(new Expectations() {
{
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(PreparationEvent.class)));
}
});
Channel channel = channelFactory.newChannel(pipeline);
ChannelFuture handlerFuture = handler.getHandlerFuture();
fireChannelDisconnected(channel);
assertTrue(handlerFuture.isDone());
assertFalse(handlerFuture.isSuccess());
context.assertIsSatisfied();
}
@Test
public void shouldConsumeUpstreamUnboundEvent() throws Exception {
context.checking(new Expectations() {
{
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(PreparationEvent.class)));
}
});
Channel channel = channelFactory.newChannel(pipeline);
ChannelFuture handlerFuture = handler.getHandlerFuture();
fireChannelUnbound(channel);
assertTrue(handlerFuture.isDone());
assertFalse(handlerFuture.isSuccess());
context.assertIsSatisfied();
}
@Test
public void shouldConsumeUpstreamClosedEvent() throws Exception {
context.checking(new Expectations() {
{
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(PreparationEvent.class)));
}
});
Channel channel = channelFactory.newChannel(pipeline);
ChannelFuture handlerFuture = handler.getHandlerFuture();
fireChannelClosed(channel);
assertTrue(handlerFuture.isDone());
assertFalse(handlerFuture.isSuccess());
context.assertIsSatisfied();
}
@Test
public void shouldPropagateUpstreamConnectedEventAfterFutureDone() throws Exception {
context.checking(new Expectations() {
{
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)), with(any(PreparationEvent.class)));
oneOf(upstream).handleUpstream(with(any(ChannelHandlerContext.class)),
with(channelState(same(CONNECTED), aNonNull(Object.class))));
}
});
Channel channel = channelFactory.newChannel(pipeline);
fireChannelConnected(channel, new LocalAddress("test"));
fireChannelConnected(channel, new LocalAddress("test"));
context.assertIsSatisfied();
}
}