/*
* Copyright 2010 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.gradle.api.internal.tasks.testing.worker;
import org.gradle.api.Action;
import org.gradle.api.internal.tasks.testing.TestClassProcessor;
import org.gradle.api.internal.tasks.testing.TestClassRunInfo;
import org.gradle.api.internal.tasks.testing.TestResultProcessor;
import org.gradle.api.internal.tasks.testing.WorkerTestClassProcessorFactory;
import org.gradle.internal.TrueTimeProvider;
import org.gradle.internal.UncheckedException;
import org.gradle.internal.concurrent.DefaultExecutorFactory;
import org.gradle.internal.concurrent.ExecutorFactory;
import org.gradle.internal.id.CompositeIdGenerator;
import org.gradle.internal.id.IdGenerator;
import org.gradle.internal.id.LongIdGenerator;
import org.gradle.internal.service.DefaultServiceRegistry;
import org.gradle.internal.service.ServiceRegistry;
import org.gradle.listener.ContextClassLoaderProxy;
import org.gradle.messaging.actor.ActorFactory;
import org.gradle.messaging.actor.internal.DefaultActorFactory;
import org.gradle.messaging.remote.ObjectConnection;
import org.gradle.process.internal.WorkerProcessContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.Serializable;
import java.util.concurrent.CountDownLatch;
public class TestWorker implements Action<WorkerProcessContext>, RemoteTestClassProcessor, Serializable {
private static final Logger LOGGER = LoggerFactory.getLogger(TestWorker.class);
public static final String WORKER_ID_SYS_PROPERTY = "org.gradle.test.worker";
private final WorkerTestClassProcessorFactory factory;
private CountDownLatch completed;
private TestClassProcessor processor;
private TestResultProcessor resultProcessor;
public TestWorker(WorkerTestClassProcessorFactory factory) {
this.factory = factory;
}
public void execute(final WorkerProcessContext workerProcessContext) {
LOGGER.info("{} started executing tests.", workerProcessContext.getDisplayName());
completed = new CountDownLatch(1);
System.setProperty(WORKER_ID_SYS_PROPERTY, workerProcessContext.getWorkerId().toString());
DefaultServiceRegistry testServices = new TestFrameworkServiceRegistry(workerProcessContext);
startReceivingTests(workerProcessContext, testServices);
try {
try {
completed.await();
} catch (InterruptedException e) {
throw new UncheckedException(e);
}
} finally {
LOGGER.info("{} finished executing tests.", workerProcessContext.getDisplayName());
// Clean out any security manager the tests might have installed
System.setSecurityManager(null);
testServices.close();
}
}
private void startReceivingTests(WorkerProcessContext workerProcessContext, ServiceRegistry testServices) {
TestClassProcessor targetProcessor = factory.create(testServices);
IdGenerator<Object> idGenerator = testServices.get(IdGenerator.class);
targetProcessor = new WorkerTestClassProcessor(targetProcessor, idGenerator.generateId(),
workerProcessContext.getDisplayName(), new TrueTimeProvider());
ContextClassLoaderProxy<TestClassProcessor> proxy = new ContextClassLoaderProxy<TestClassProcessor>(
TestClassProcessor.class, targetProcessor, workerProcessContext.getApplicationClassLoader());
processor = proxy.getSource();
ObjectConnection serverConnection = workerProcessContext.getServerConnection();
serverConnection.useParameterSerializer(new TestEventSerializer());
this.resultProcessor = serverConnection.addOutgoing(TestResultProcessor.class);
serverConnection.addIncoming(RemoteTestClassProcessor.class, this);
serverConnection.connect();
}
public void startProcessing() {
Thread.currentThread().setName("Test worker");
processor.startProcessing(resultProcessor);
}
public void processTestClass(final TestClassRunInfo testClass) {
Thread.currentThread().setName("Test worker");
try {
processor.processTestClass(testClass);
} finally {
// Clean the interrupted status
Thread.interrupted();
}
}
public void stop() {
Thread.currentThread().setName("Test worker");
try {
processor.stop();
} finally {
completed.countDown();
}
}
private static class TestFrameworkServiceRegistry extends DefaultServiceRegistry {
private final WorkerProcessContext workerProcessContext;
public TestFrameworkServiceRegistry(WorkerProcessContext workerProcessContext) {
this.workerProcessContext = workerProcessContext;
}
protected IdGenerator<Object> createIdGenerator() {
return new CompositeIdGenerator(workerProcessContext.getWorkerId(), new LongIdGenerator());
}
protected ExecutorFactory createExecutorFactory() {
return new DefaultExecutorFactory();
}
protected ActorFactory createActorFactory() {
return new DefaultActorFactory(get(ExecutorFactory.class));
}
}
}