/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file 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 "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.apache.camel.component.hazelcast;
import java.net.InetSocketAddress;
import java.util.Map;
import java.util.concurrent.TimeUnit;
import com.hazelcast.core.Cluster;
import com.hazelcast.core.HazelcastInstance;
import com.hazelcast.core.IList;
import com.hazelcast.core.Member;
import com.hazelcast.core.MembershipEvent;
import com.hazelcast.core.MembershipListener;
import org.apache.camel.Exchange;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.component.mock.MockEndpoint;
import org.junit.Test;
import org.mockito.ArgumentCaptor;
import org.mockito.Mock;
import static org.mockito.Matchers.any;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
public class HazelcastInstanceConsumerTest extends HazelcastCamelTestSupport {
@Mock
private IList<String> list;
@Mock
private Cluster cluster;
@Mock
private Member member;
private ArgumentCaptor<MembershipListener> argument;
@Override
protected void trainHazelcastInstance(HazelcastInstance hazelcastInstance) {
when(hazelcastInstance.getCluster()).thenReturn(cluster);
argument = ArgumentCaptor.forClass(MembershipListener.class);
when(cluster.addMembershipListener(argument.capture())).thenReturn("foo");
}
@Override
protected void verifyHazelcastInstance(HazelcastInstance hazelcastInstance) {
verify(hazelcastInstance).getCluster();
verify(cluster).addMembershipListener(any(MembershipListener.class));
}
@Test
public void testAddInstance() throws InterruptedException {
MockEndpoint added = getMockEndpoint("mock:added");
added.setExpectedMessageCount(1);
when(member.getSocketAddress()).thenReturn(new InetSocketAddress("foo.bar", 12345));
MembershipEvent event = new MembershipEvent(cluster, member, MembershipEvent.MEMBER_ADDED, null);
argument.getValue().memberAdded(event);
assertMockEndpointsSatisfied(5000, TimeUnit.MILLISECONDS);
// check headers
Exchange ex = added.getExchanges().get(0);
Map<String, Object> headers = ex.getIn().getHeaders();
this.checkHeaders(headers, HazelcastConstants.ADDED);
}
@Test
public void testRemoveInstance() throws InterruptedException {
MockEndpoint removed = getMockEndpoint("mock:removed");
removed.setExpectedMessageCount(1);
when(member.getSocketAddress()).thenReturn(new InetSocketAddress("foo.bar", 12345));
MembershipEvent event = new MembershipEvent(cluster, member, MembershipEvent.MEMBER_REMOVED, null);
argument.getValue().memberRemoved(event);
assertMockEndpointsSatisfied(5000, TimeUnit.MILLISECONDS);
// check headers
Exchange ex = removed.getExchanges().get(0);
Map<String, Object> headers = ex.getIn().getHeaders();
this.checkHeaders(headers, HazelcastConstants.REMOVED);
}
@Override
protected RouteBuilder createRouteBuilder() throws Exception {
return new RouteBuilder() {
@Override
public void configure() throws Exception {
from(String.format("hazelcast:%sfoo", HazelcastConstants.INSTANCE_PREFIX)).log("instance...").choice()
.when(header(HazelcastConstants.LISTENER_ACTION).isEqualTo(HazelcastConstants.ADDED)).log("...added").to("mock:added").otherwise().log("...removed").to("mock:removed");
}
};
}
private void checkHeaders(Map<String, Object> headers, String action) {
assertEquals(action, headers.get(HazelcastConstants.LISTENER_ACTION));
assertEquals(HazelcastConstants.INSTANCE_LISTENER, headers.get(HazelcastConstants.LISTENER_TYPE));
assertNotNull(headers.get(HazelcastConstants.LISTENER_TIME));
assertNotNull(headers.get(HazelcastConstants.INSTANCE_HOST));
assertNotNull(headers.get(HazelcastConstants.INSTANCE_PORT));
}
}