/*
* 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.aggregator.scenarios;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
import org.junit.AfterClass;
import org.junit.Assume;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TestWatcher;
import org.junit.runner.Description;
import org.junit.runners.model.Statement;
import org.springframework.context.support.AbstractApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.integration.channel.QueueChannel;
import org.springframework.integration.support.MessageBuilder;
import org.springframework.messaging.Message;
import org.springframework.messaging.MessageChannel;
/**
* @author Oleg Zhurakousky
* @author Gary Russell
*
*/
public class AggregatorWithCustomReleaseStrategyTests {
@Rule
public TestWatcher longTests = new TestWatcher() {
private static final String RUN_LONG_PROP = "RUN_LONG_INTEGRATION_TESTS";
private boolean shouldRun;
{
for (String value: new String[]{System.getenv(RUN_LONG_PROP), System.getProperty(RUN_LONG_PROP)}) {
if ("true".equalsIgnoreCase(value)) {
this.shouldRun = true;
break;
}
}
}
@Override
public Statement apply(Statement base, Description description) {
if (!this.shouldRun) {
return new Statement() {
@Override
public void evaluate() throws Throwable {
Assume.assumeTrue(false);
}
};
}
else {
return super.apply(base, description);
}
}
};
private static ExecutorService executor = Executors.newCachedThreadPool();
@AfterClass
public static void tearDown() {
executor.shutdownNow();
}
@Test
public void testAggregatorsUnderStressWithConcurrency() throws Exception {
// this is to be sure after INT-2502
for (int i = 0; i < 10; i++) {
this.validateSequenceSizeHasNoAffectCustomCorrelator();
}
for (int i = 0; i < 10; i++) {
this.validateSequenceSizeHasNoAffectWithSplitter();
}
}
public void validateSequenceSizeHasNoAffectCustomCorrelator() throws Exception {
AbstractApplicationContext context =
new ClassPathXmlApplicationContext("aggregator-with-custom-release-strategy.xml", this.getClass());
final MessageChannel inputChannel = context.getBean("aggregationChannelCustomCorrelation", MessageChannel.class);
QueueChannel resultChannel = context.getBean("resultChannel", QueueChannel.class);
final CountDownLatch latch = new CountDownLatch(1800);
for (int i = 0; i < 600; i++) {
final int counter = i;
executor.execute(() -> {
inputChannel.send(MessageBuilder.withPayload("foo").
setHeader("correlation", "foo" + counter).build());
latch.countDown();
});
executor.execute(() -> {
inputChannel.send(MessageBuilder.withPayload("bar").
setHeader("correlation", "foo" + counter).build());
latch.countDown();
});
executor.execute(() -> {
inputChannel.send(MessageBuilder.withPayload("baz").
setHeader("correlation", "foo" + counter).build());
latch.countDown();
});
}
assertTrue("Sends failed to complete: " + latch.getCount() + " remain", latch.await(60, TimeUnit.SECONDS));
Message<?> message = resultChannel.receive(1000);
int counter = 0;
while (message != null) {
counter++;
message = resultChannel.receive(1000);
}
assertEquals(600, counter);
context.close();
}
public void validateSequenceSizeHasNoAffectWithSplitter() throws Exception {
AbstractApplicationContext context =
new ClassPathXmlApplicationContext("aggregator-with-custom-release-strategy.xml", this.getClass());
final MessageChannel inputChannel = context.getBean("in", MessageChannel.class);
QueueChannel resultChannel = context.getBean("resultChannel", QueueChannel.class);
final CountDownLatch latch = new CountDownLatch(1800);
for (int i = 0; i < 600; i++) {
executor.execute(() -> {
inputChannel.send(MessageBuilder.withPayload(new Integer[]{1, 2, 3, 4, 5, 6, 7, 8}).build());
latch.countDown();
});
executor.execute(() -> {
inputChannel.send(MessageBuilder.withPayload(new Integer[]{9, 10, 11, 12, 13, 14, 15, 16}).build());
latch.countDown();
});
executor.execute(() -> {
inputChannel.send(MessageBuilder.withPayload(new Integer[]{17, 18, 19, 20, 21, 22, 23, 24}).build());
latch.countDown();
});
}
assertTrue("Sends failed to complete: " + latch.getCount() + " remain", latch.await(60, TimeUnit.SECONDS));
Message<?> message = resultChannel.receive(1000);
int counter = 0;
while (message != null && ++counter < 7200) {
message = resultChannel.receive(1000);
}
assertEquals(7200, counter);
context.close();
}
}