/*
* 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.router.config;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.atomic.AtomicInteger;
import org.junit.Test;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.messaging.Message;
import org.springframework.messaging.MessageChannel;
import org.springframework.messaging.PollableChannel;
import org.springframework.messaging.support.GenericMessage;
/**
* @author Mark Fisher
* @author Gary Russell
*/
public class SplitterAggregatorTests {
private final AtomicInteger count = new AtomicInteger();
@Test
public void testSplitterAndAggregator() {
ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext(
"splitterAggregatorTests.xml", this.getClass());
MessageChannel inputChannel = (MessageChannel) context.getBean("numbers");
PollableChannel outputChannel = (PollableChannel) context.getBean("results");
inputChannel.send(new GenericMessage<Numbers>(this.nextTen()));
Message<?> result1 = outputChannel.receive(1000);
assertNotNull(result1);
assertEquals(Integer.class, result1.getPayload().getClass());
assertEquals(55, result1.getPayload());
inputChannel.send(new GenericMessage<Numbers>(this.nextTen()));
Message<?> result2 = outputChannel.receive(1000);
assertNotNull(result2);
assertEquals(Integer.class, result2.getPayload().getClass());
assertEquals(155, result2.getPayload());
context.close();
}
private Numbers nextTen() {
List<Integer> values = new ArrayList<Integer>();
for (int i = 0; i < 10; i++) {
values.add(this.count.incrementAndGet());
}
return new Numbers(values);
}
}