/*
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.runtime.core.processor.strategy;
import static java.util.Arrays.asList;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.hamcrest.CoreMatchers.not;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.hasSize;
import static org.hamcrest.Matchers.startsWith;
import static org.hamcrest.core.IsCollectionContaining.hasItem;
import static org.mule.runtime.core.api.processor.ReactiveProcessor.ProcessingType.CPU_LITE;
import static org.mule.runtime.core.processor.strategy.DirectProcessingStrategyFactory.DIRECT_PROCESSING_STRATEGY_INSTANCE;
import static org.mule.test.allure.AllureConstants.ProcessingStrategiesFeature.PROCESSING_STRATEGIES;
import static org.mule.test.allure.AllureConstants.ProcessingStrategiesFeature.ProcessingStrategiesStory.DIRECT;
import org.mule.runtime.core.api.MuleContext;
import org.mule.runtime.core.api.processor.strategy.ProcessingStrategy;
import org.mule.runtime.core.transaction.TransactionCoordination;
import org.mule.tck.testmodels.mule.TestTransaction;
import ru.yandex.qatools.allure.annotations.Description;
import ru.yandex.qatools.allure.annotations.Features;
import ru.yandex.qatools.allure.annotations.Stories;
@Features(PROCESSING_STRATEGIES)
@Stories(DIRECT)
public class DirectProcessingStrategyTestCase extends AbstractProcessingStrategyTestCase {
public DirectProcessingStrategyTestCase(Mode mode) {
super(mode);
}
@Override
protected ProcessingStrategy createProcessingStrategy(MuleContext muleContext, String schedulersNamePrefix) {
return DIRECT_PROCESSING_STRATEGY_INSTANCE;
}
@Override
@Description("Regardless of processor type, when the DirectProcessingStrategy is configured, the pipeline is executed "
+ "synchronously in a caller thread.")
public void singleCpuLight() throws Exception {
super.singleCpuLight();
assertSynchronous(1);
}
@Override
@Description("Regardless of processor type, when the DirectProcessingStrategy is configured, the pipeline is executed "
+ "synchronously in a caller thread.")
public void singleCpuLightConcurrent() throws Exception {
super.internalConcurrent(false, CPU_LITE, 1);
assertSynchronous(2);
}
@Override
@Description("Regardless of processor type, when the DirectProcessingStrategy is configured, the pipeline is executed "
+ "synchronously in a caller thread.")
public void multipleCpuLight() throws Exception {
super.multipleCpuLight();
assertSynchronous(1);
}
@Override
@Description("Regardless of processor type, when the DirectProcessingStrategy is configured, the pipeline is executed "
+ "synchronously in a caller thread.")
public void singleBlocking() throws Exception {
super.singleBlocking();
assertSynchronous(1);
}
@Override
@Description("Regardless of processor type, when the DirectProcessingStrategy is configured, the pipeline is executed "
+ "synchronously in a caller thread.")
public void multipleBlocking() throws Exception {
super.multipleBlocking();
assertSynchronous(1);
}
@Override
@Description("Regardless of processor type, when the DirectProcessingStrategy is configured, the pipeline is executed "
+ "synchronously in a caller thread.")
public void singleCpuIntensive() throws Exception {
super.singleCpuIntensive();
assertSynchronous(1);
}
@Override
@Description("Regardless of processor type, when the DirectProcessingStrategy is configured, the pipeline is executed "
+ "synchronously in a caller thread.")
public void multipleCpuIntensive() throws Exception {
super.multipleCpuIntensive();
assertSynchronous(1);
}
@Override
@Description("Regardless of processor type, when the DirectProcessingStrategy is configured, the pipeline is executed "
+ "synchronously in a caller thread.")
public void mix() throws Exception {
super.mix();
assertSynchronous(1);
}
@Override
@Description("Regardless of processor type, when the DirectProcessingStrategy is configured, the pipeline is executed "
+ "synchronously in a caller thread.")
public void mix2() throws Exception {
super.mix2();
assertSynchronous(1);
}
@Override
@Description("Regardless of processor type, when the DirectProcessingStrategy is configured, the pipeline is executed "
+ "synchronously in a caller thread.")
public void tx() throws Exception {
flow.setMessageProcessors(asList(cpuLightProcessor, cpuIntensiveProcessor, blockingProcessor));
flow.initialise();
flow.start();
TransactionCoordination.getInstance().bindTransaction(new TestTransaction(muleContext));
process(flow, testEvent());
assertSynchronous(1);
}
@Override
@Description("Regardless of processor type, when the DirectProcessingStrategy is configured, the pipeline is executed "
+ "synchronously in a caller thread but async processors will cause additional threads to be used. Flow processing "
+ "continues using async processor thread.")
public void asyncCpuLight() throws Exception {
super.asyncCpuLight();
assertAsyncCpuLight();
}
@Override
@Description("When using DirectProcessingStrategy continued processing is carried out using async processor thread which can "
+ "cause processing to block if there are concurrent requests and the number of custom async processor threads are reduced")
public void asyncCpuLightConcurrent() throws Exception {
internalConcurrent(true, CPU_LITE, 1, asyncProcessor);
assertThat(threads, hasSize(3));
assertThat(threads, not(hasItem(startsWith(CPU_LIGHT))));
assertThat(threads, not(hasItem(startsWith(IO))));
assertThat(threads, not(hasItem(startsWith(CPU_INTENSIVE))));
assertThat(threads.stream().filter(name -> name.startsWith(CUSTOM)).count(), equalTo(1l));
}
protected void assertAsyncCpuLight() {
assertThat(threads, hasSize(2));
assertThat(threads, not(hasItem(startsWith(CPU_LIGHT))));
assertThat(threads, not(hasItem(startsWith(IO))));
assertThat(threads, not(hasItem(startsWith(CPU_INTENSIVE))));
assertThat(threads.stream().filter(name -> name.startsWith(CUSTOM)).count(), equalTo(1l));
}
protected void assertSynchronous(int concurrency) {
assertThat(threads, hasSize(concurrency));
assertThat(threads, not(hasItem(startsWith(CPU_LIGHT))));
assertThat(threads, not(hasItem(startsWith(IO))));
assertThat(threads, not(hasItem(startsWith(CPU_INTENSIVE))));
assertThat(threads, not(hasItem(startsWith(CUSTOM))));
}
}