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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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package org.apache.brooklyn.entity.nosql.redis;
import static org.testng.Assert.assertEquals;
import java.util.Collection;
import java.util.List;
import java.util.concurrent.Callable;
import org.apache.brooklyn.api.entity.EntitySpec;
import org.apache.brooklyn.api.location.Location;
import org.apache.brooklyn.core.entity.Entities;
import org.apache.brooklyn.core.entity.factory.ApplicationBuilder;
import org.apache.brooklyn.core.entity.trait.Startable;
import org.apache.brooklyn.core.test.entity.TestApplication;
import org.apache.brooklyn.entity.group.DynamicCluster;
import org.apache.brooklyn.test.Asserts;
import org.apache.brooklyn.test.EntityTestUtils;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
import org.apache.brooklyn.location.localhost.LocalhostMachineProvisioningLocation;
import com.google.common.collect.ImmutableList;
public class RedisClusterIntegrationTest {
private TestApplication app;
private Location loc;
private RedisCluster cluster;
@BeforeMethod(alwaysRun=true)
public void setup() {
app = ApplicationBuilder.newManagedApp(TestApplication.class);
loc = new LocalhostMachineProvisioningLocation();
}
@AfterMethod(alwaysRun=true)
public void shutdown() {
if (app != null) Entities.destroyAll(app.getManagementContext());
}
@Test(groups = { "Integration" })
public void testRedisClusterReplicates() throws Exception {
final String key = "mykey";
final String val = "1234567890";
cluster = app.createAndManageChild(EntitySpec.create(RedisCluster.class)
.configure(DynamicCluster.INITIAL_SIZE, 3));
app.start(ImmutableList.of(loc));
EntityTestUtils.assertAttributeEqualsEventually(cluster, Startable.SERVICE_UP, true);
RedisStore master = cluster.getMaster();
List<RedisSlave> slaves = ImmutableList.<RedisSlave>copyOf((Collection)cluster.getSlaves().getMembers());
assertEquals(slaves.size(), 3);
JedisSupport viaMaster = new JedisSupport(master);
viaMaster.writeData(key, val);
assertEquals(viaMaster.readData(key), val);
for (RedisSlave slave : slaves) {
final JedisSupport viaSlave = new JedisSupport(slave);
Asserts.succeedsEventually(new Callable<Void>() {
@Override public Void call() throws Exception {
assertEquals(viaSlave.readData(key), val);
return null;
}});
}
// Check that stopping slave will not stop anything else
// (it used to stop master because wasn't supplying port!)
slaves.get(0).stop();
EntityTestUtils.assertAttributeEqualsEventually(slaves.get(0), Startable.SERVICE_UP, false);
assertEquals(master.getAttribute(Startable.SERVICE_UP), Boolean.TRUE);
for (RedisSlave slave : slaves.subList(1, slaves.size())) {
assertEquals(slave.getAttribute(Startable.SERVICE_UP), Boolean.TRUE);
}
// Check that stopping cluster will stop everything
cluster.stop();
EntityTestUtils.assertAttributeEqualsEventually(cluster, Startable.SERVICE_UP, false);
assertEquals(master.getAttribute(Startable.SERVICE_UP), Boolean.FALSE);
for (RedisSlave slave : slaves) {
assertEquals(slave.getAttribute(Startable.SERVICE_UP), Boolean.FALSE);
}
}
}