| /** |
| * Licensed to jclouds, Inc. (jclouds) under one or more |
| * contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. jclouds licenses this file |
| * to you 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.jclouds.lifecycle.config; |
| |
| import java.io.IOException; |
| import java.util.concurrent.ExecutorService; |
| |
| import javax.annotation.PostConstruct; |
| import javax.inject.Named; |
| |
| import org.jclouds.Constants; |
| import org.jclouds.concurrent.config.ExecutorServiceModule; |
| import org.jclouds.lifecycle.Closer; |
| |
| import com.google.common.util.concurrent.ExecutionList; |
| import com.google.inject.name.Names; |
| import org.testng.annotations.Test; |
| |
| import com.google.inject.AbstractModule; |
| import com.google.inject.Guice; |
| import com.google.inject.Injector; |
| import com.google.inject.Key; |
| import com.google.inject.Provides; |
| |
| /** |
| * |
| * @author Adrian Cole |
| */ |
| @Test |
| public class LifeCycleModuleTest { |
| |
| @Test |
| void testBindsExecutor() { |
| Injector i = createInjector(); |
| assert i.getInstance(Key.get(ExecutorService.class, Names |
| .named(Constants.PROPERTY_USER_THREADS))) != null; |
| assert i.getInstance(Key.get(ExecutorService.class, Names |
| .named(Constants.PROPERTY_IO_WORKER_THREADS))) != null; |
| } |
| |
| private Injector createInjector() { |
| Injector i = Guice.createInjector(new LifeCycleModule() { |
| @SuppressWarnings("unused") |
| @Provides |
| @Named(Constants.PROPERTY_USER_THREADS) |
| int p() { |
| return 1; |
| } |
| |
| @SuppressWarnings("unused") |
| @Provides |
| @Named(Constants.PROPERTY_MAX_CONNECTIONS_PER_CONTEXT) |
| int p2() { |
| return 1; |
| } |
| |
| @SuppressWarnings("unused") |
| @Provides |
| @Named(Constants.PROPERTY_IO_WORKER_THREADS) |
| int p3() { |
| return 1; |
| } |
| }, new ExecutorServiceModule()); |
| // TODO: currently have to manually invoke the execution list, as otherwise it may occur |
| // before everything is wired up |
| i.getInstance(ExecutionList.class).execute(); |
| return i; |
| } |
| |
| @Test |
| void testBindsCloser() { |
| Injector i = createInjector(); |
| assert i.getInstance(Closer.class) != null; |
| } |
| |
| @Test |
| void testCloserClosesExecutor() throws IOException { |
| Injector i = createInjector(); |
| ExecutorService executor = i.getInstance(Key.get(ExecutorService.class, Names |
| .named(Constants.PROPERTY_USER_THREADS))); |
| assert !executor.isShutdown(); |
| Closer closer = i.getInstance(Closer.class); |
| closer.close(); |
| assert executor.isShutdown(); |
| } |
| |
| @Test |
| void testCloserPreDestroyOrder() throws IOException { |
| Injector i = createInjector(); |
| ExecutorService userThreads = i.getInstance(Key.get(ExecutorService.class, Names |
| .named(Constants.PROPERTY_USER_THREADS))); |
| assert !userThreads.isShutdown(); |
| ExecutorService ioThreads = i.getInstance(Key.get(ExecutorService.class, Names |
| .named(Constants.PROPERTY_IO_WORKER_THREADS))); |
| assert !ioThreads.isShutdown(); |
| Closer closer = i.getInstance(Closer.class); |
| closer.close(); |
| assert userThreads.isShutdown(); |
| assert ioThreads.isShutdown(); |
| } |
| |
| static class PostConstructable { |
| boolean isStarted; |
| |
| @PostConstruct |
| void start() { |
| isStarted = true; |
| } |
| } |
| |
| @Test |
| void testPostConstruct() { |
| Injector i = createInjector().createChildInjector(new AbstractModule() { |
| protected void configure() { |
| bind(PostConstructable.class); |
| } |
| }); |
| PostConstructable postConstructable = i.getInstance(PostConstructable.class); |
| assert postConstructable.isStarted; |
| |
| } |
| |
| } |