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/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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.elasticsearch.discovery;
import org.elasticsearch.Version;
import org.elasticsearch.cluster.ClusterChangedEvent;
import org.elasticsearch.cluster.node.DiscoveryNode;
import org.elasticsearch.cluster.routing.RoutingService;
import org.elasticsearch.common.Nullable;
import org.elasticsearch.common.component.Lifecycle;
import org.elasticsearch.common.component.LifecycleListener;
import org.elasticsearch.common.inject.ModuleTestCase;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.discovery.local.LocalDiscovery;
import org.elasticsearch.discovery.zen.ZenDiscovery;
import org.elasticsearch.discovery.zen.elect.ElectMasterService;
import org.elasticsearch.node.Node;
import org.elasticsearch.node.service.NodeService;
/**
*/
public class DiscoveryModuleTests extends ModuleTestCase {
public static class DummyMasterElectionService extends ElectMasterService {
public DummyMasterElectionService(Settings settings, Version version) {
super(settings, version);
}
}
public void testRegisterMasterElectionService() {
Settings settings = Settings.builder().put(Node.NODE_LOCAL_SETTING.getKey(), false).
put(DiscoveryModule.ZEN_MASTER_SERVICE_TYPE_SETTING.getKey(), "custom").build();
DiscoveryModule module = new DiscoveryModule(settings);
module.addElectMasterService("custom", DummyMasterElectionService.class);
assertBinding(module, ElectMasterService.class, DummyMasterElectionService.class);
assertBinding(module, Discovery.class, ZenDiscovery.class);
}
public void testLoadUnregisteredMasterElectionService() {
Settings settings = Settings.builder().put(Node.NODE_LOCAL_SETTING.getKey(), false).
put(DiscoveryModule.ZEN_MASTER_SERVICE_TYPE_SETTING.getKey(), "foobar").build();
DiscoveryModule module = new DiscoveryModule(settings);
module.addElectMasterService("custom", DummyMasterElectionService.class);
assertBindingFailure(module, "Unknown master service type [foobar]");
}
public void testRegisterDefaults() {
boolean local = randomBoolean();
Settings settings = Settings.builder().put(Node.NODE_LOCAL_SETTING.getKey(), local).build();
DiscoveryModule module = new DiscoveryModule(settings);
assertBinding(module, Discovery.class, local ? LocalDiscovery.class : ZenDiscovery.class);
}
public void testRegisterDiscovery() {
boolean local = randomBoolean();
Settings settings = Settings.builder().put(Node.NODE_LOCAL_SETTING.getKey(), local).
put(DiscoveryModule.DISCOVERY_TYPE_SETTING.getKey(), "custom").build();
DiscoveryModule module = new DiscoveryModule(settings);
module.addDiscoveryType("custom", DummyDisco.class);
assertBinding(module, Discovery.class, DummyDisco.class);
}
public static class DummyDisco implements Discovery {
@Override
public DiscoveryNode localNode() {
return null;
}
@Override
public void addListener(InitialStateDiscoveryListener listener) {
}
@Override
public void removeListener(InitialStateDiscoveryListener listener) {
}
@Override
public String nodeDescription() {
return null;
}
@Override
public void setNodeService(@Nullable NodeService nodeService) {
}
@Override
public void setRoutingService(RoutingService routingService) {
}
@Override
public void publish(ClusterChangedEvent clusterChangedEvent, AckListener ackListener) {
}
@Override
public DiscoveryStats stats() {
return null;
}
@Override
public Lifecycle.State lifecycleState() {
return null;
}
@Override
public void addLifecycleListener(LifecycleListener listener) {
}
@Override
public void removeLifecycleListener(LifecycleListener listener) {
}
@Override
public Discovery start() {
return null;
}
@Override
public Discovery stop() {
return null;
}
@Override
public void close() {
}
}
}
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