/*
* Copyright 2002-2016 the original author or authors.
*
* 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.springframework.integration.channel.interceptor;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.integration.channel.DirectChannel;
import org.springframework.messaging.Message;
import org.springframework.messaging.MessageChannel;
import org.springframework.messaging.PollableChannel;
import org.springframework.messaging.support.GenericMessage;
import org.springframework.test.annotation.DirtiesContext;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
/**
*
* @author David Turanski
* @author Gary Russell
* @author Artem Bilan
*/
@ContextConfiguration
@RunWith(SpringJUnit4ClassRunner.class)
@DirtiesContext
public class GlobalWireTapTests {
@Autowired
@Qualifier("channel")
DirectChannel channel;
@Autowired
@Qualifier("random-channel")
MessageChannel anotherChannel;
@Autowired
@Qualifier("wiretap-single")
PollableChannel wiretapSingle;
@Autowired
@Qualifier("wiretap-all")
PollableChannel wiretapAll;
@Autowired
@Qualifier("wiretap-all2")
PollableChannel wiretapAll2;
@Test
public void testWireTapsOnTargetedChannel() {
Message<?> message = new GenericMessage<String>("hello");
this.channel.send(message);
Message<?> wireTapMessage = this.wiretapSingle.receive(100);
assertNotNull(wireTapMessage);
// There should be 5 messages on this channel:
// 'channel', 'output', 'wiretapSingle', and too for 'unnamedGlobalWireTaps'.
wireTapMessage = this.wiretapAll.receive(100);
int msgCount = 0;
while (wireTapMessage != null) {
msgCount++;
assertEquals(wireTapMessage.getPayload(), message.getPayload());
wireTapMessage = this.wiretapAll.receive(100);
}
assertEquals(5, msgCount);
assertNull(this.wiretapAll2.receive(1));
assertEquals(4, this.channel.getChannelInterceptors().size());
}
@Test
public void testWireTapsOnRandomChannel() {
Message<?> message = new GenericMessage<String>("hello");
anotherChannel.send(message);
//This time no message on wiretapSingle
Message<?> wireTapMessage = wiretapSingle.receive(100);
assertNull(wireTapMessage);
//There should be two messages on this channel. One for 'channel' and one for 'output'
wireTapMessage = wiretapAll.receive(100);
int msgCount = 0;
while (wireTapMessage != null) {
msgCount++;
assertEquals(wireTapMessage.getPayload(), message.getPayload());
wireTapMessage = wiretapAll.receive(100);
}
assertEquals(2, msgCount);
}
}