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* distributed with this work for additional information
* regarding copyright ownership. The ASF 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
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* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
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package org.apache.brooklyn.core.entity;
import static org.testng.Assert.assertEquals;
import java.util.List;
import java.util.concurrent.Executors;
import org.apache.brooklyn.api.entity.EntitySpec;
import org.apache.brooklyn.api.location.Location;
import org.apache.brooklyn.api.location.LocationSpec;
import org.apache.brooklyn.api.policy.PolicySpec;
import org.apache.brooklyn.api.sensor.AttributeSensor;
import org.apache.brooklyn.api.sensor.EnricherSpec;
import org.apache.brooklyn.config.ConfigKey;
import org.apache.brooklyn.core.config.ConfigKeys;
import org.apache.brooklyn.core.enricher.BasicEnricherTest;
import org.apache.brooklyn.core.feed.AbstractFeed;
import org.apache.brooklyn.core.location.SimulatedLocation;
import org.apache.brooklyn.core.policy.basic.BasicPolicyTest;
import org.apache.brooklyn.core.sensor.Sensors;
import org.apache.brooklyn.core.test.BrooklynAppUnitTestSupport;
import org.apache.brooklyn.core.test.entity.TestEntity;
import org.apache.brooklyn.entity.group.BasicGroup;
import org.apache.brooklyn.entity.stock.BasicEntity;
import org.apache.brooklyn.test.Asserts;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
import com.google.common.base.Predicates;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Lists;
import com.google.common.util.concurrent.Futures;
import com.google.common.util.concurrent.ListenableFuture;
import com.google.common.util.concurrent.ListeningExecutorService;
import com.google.common.util.concurrent.MoreExecutors;
public class EntityConcurrencyTest extends BrooklynAppUnitTestSupport {
TestEntity entity;
ListeningExecutorService executor;
@BeforeMethod(alwaysRun=true)
@Override
public void setUp() throws Exception {
super.setUp();
entity = app.addChild(EntitySpec.create(TestEntity.class));
executor = MoreExecutors.listeningDecorator(Executors.newCachedThreadPool());
}
@AfterMethod(alwaysRun=true)
@Override
public void tearDown() throws Exception {
super.tearDown();
if (executor != null) executor.shutdownNow();
}
@Test
public void testConcurrentSetAttribute() throws Exception {
final int NUM_TASKS = Math.min(500 * Runtime.getRuntime().availableProcessors(), 1000);
List<ListenableFuture<?>> futures = Lists.newArrayList();
for (int i = 0; i < NUM_TASKS; i++) {
final AttributeSensor<Integer> nextSensor = Sensors.newIntegerSensor("EntityConcurrencyTest.exampleSensor"+i);
final int val = i;
ListenableFuture<?> future = executor.submit(new Runnable() {
@Override public void run() {
entity.sensors().set(nextSensor, val);
}});
futures.add(future);
}
Futures.allAsList(futures).get();
for (int i = 0; i < NUM_TASKS; i++) {
AttributeSensor<Integer> nextSensor = Sensors.newIntegerSensor("EntityConcurrencyTest.exampleSensor"+i);
assertEquals(entity.sensors().get(nextSensor), (Integer)i, "i="+i);
}
}
@Test
public void testConcurrentSetConfig() throws Exception {
final int NUM_TASKS = Math.min(500 * Runtime.getRuntime().availableProcessors(), 1000);
List<ListenableFuture<?>> futures = Lists.newArrayList();
for (int i = 0; i < NUM_TASKS; i++) {
final ConfigKey<Integer> nextKey = ConfigKeys.newIntegerConfigKey("EntityConcurrencyTest.exampleConfig"+i);
final int val = i;
ListenableFuture<?> future = executor.submit(new Runnable() {
@Override public void run() {
entity.config().set(nextKey, val);
}});
futures.add(future);
}
Futures.allAsList(futures).get();
for (int i = 0; i < NUM_TASKS; i++) {
final ConfigKey<Integer> nextKey = ConfigKeys.newIntegerConfigKey("EntityConcurrencyTest.exampleConfig"+i);
assertEquals(entity.config().get(nextKey), (Integer)i, "i="+i);
}
}
@Test
public void testConcurrentAddTag() throws Exception {
final int NUM_TASKS = Math.min(500 * Runtime.getRuntime().availableProcessors(), 1000);
List<ListenableFuture<?>> futures = Lists.newArrayList();
List<Integer> tags = Lists.newArrayList();
for (int i = 0; i < NUM_TASKS; i++) {
final int val = i;
ListenableFuture<?> future = executor.submit(new Runnable() {
@Override public void run() {
entity.tags().addTag(val);
}});
futures.add(future);
tags.add(val);
}
Futures.allAsList(futures).get();
Asserts.assertEqualsIgnoringOrder(entity.tags().getTags(), tags);
}
@Test
public void testConcurrentAddGroup() throws Exception {
final int NUM_TASKS = 100;
List<BasicGroup> groups = Lists.newArrayList();
for (int i = 0; i < NUM_TASKS; i++) {
groups.add(app.addChild(EntitySpec.create(BasicGroup.class)));
}
List<ListenableFuture<?>> futures = Lists.newArrayList();
for (final BasicGroup group : groups) {
ListenableFuture<?> future = executor.submit(new Runnable() {
@Override public void run() {
group.addMember(entity);
}});
futures.add(future);
}
Futures.allAsList(futures).get();
Asserts.assertEqualsIgnoringOrder(entity.groups(), groups);
}
@Test
public void testConcurrentAddChild() throws Exception {
final int NUM_TASKS = 100;
List<ListenableFuture<?>> futures = Lists.newArrayList();
for (int i = 0; i < NUM_TASKS; i++) {
ListenableFuture<?> future = executor.submit(new Runnable() {
@Override public void run() {
entity.addChild(EntitySpec.create(BasicEntity.class));
}});
futures.add(future);
}
Futures.allAsList(futures).get();
assertEquals(entity.getChildren().size(), NUM_TASKS);
Asserts.assertEqualsIgnoringOrder(entity.getChildren(), mgmt.getEntityManager().findEntities(Predicates.instanceOf(BasicEntity.class)));
}
@Test
public void testConcurrentAddLocation() throws Exception {
final int NUM_TASKS = 100;
List<Location> locs = Lists.newArrayList();
for (int i = 0; i < NUM_TASKS; i++) {
locs.add(mgmt.getLocationManager().createLocation(LocationSpec.create(SimulatedLocation.class)));
}
List<ListenableFuture<?>> futures = Lists.newArrayList();
for (final Location loc : locs) {
ListenableFuture<?> future = executor.submit(new Runnable() {
@Override public void run() {
entity.addLocations(ImmutableList.of(loc));
}});
futures.add(future);
}
Futures.allAsList(futures).get();
Asserts.assertEqualsIgnoringOrder(entity.getLocations(), locs);
}
@Test
public void testConcurrentAddPolicy() throws Exception {
final int NUM_TASKS = 100;
int numPrePolicies = entity.policies().size();
List<ListenableFuture<?>> futures = Lists.newArrayList();
for (int i = 0; i < NUM_TASKS; i++) {
ListenableFuture<?> future = executor.submit(new Runnable() {
@Override public void run() {
entity.policies().add(PolicySpec.create(BasicPolicyTest.MyPolicy.class));
}});
futures.add(future);
}
Futures.allAsList(futures).get();
assertEquals(entity.policies().size(), NUM_TASKS+numPrePolicies);
}
@Test
public void testConcurrentAddEnricher() throws Exception {
final int NUM_TASKS = 100;
int numPreEnrichers = entity.enrichers().size();
List<ListenableFuture<?>> futures = Lists.newArrayList();
for (int i = 0; i < NUM_TASKS; i++) {
ListenableFuture<?> future = executor.submit(new Runnable() {
@Override public void run() {
entity.enrichers().add(EnricherSpec.create(BasicEnricherTest.MyEnricher.class));
}});
futures.add(future);
}
Futures.allAsList(futures).get();
assertEquals(entity.enrichers().size(), NUM_TASKS+numPreEnrichers);
}
@Test
public void testConcurrentAddFeed() throws Exception {
final int NUM_TASKS = 100;
List<ListenableFuture<?>> futures = Lists.newArrayList();
for (int i = 0; i < NUM_TASKS; i++) {
ListenableFuture<?> future = executor.submit(new Runnable() {
@Override public void run() {
entity.feeds().addFeed(new MyFeed());
}});
futures.add(future);
}
Futures.allAsList(futures).get();
assertEquals(entity.feeds().getFeeds().size(), NUM_TASKS);
}
private static class MyFeed extends AbstractFeed {
}
}