opendaylight/md-sal/sal-remoterpc-connector/src/test/java/org/opendaylight/controller/remote/rpc/registry/gossip/GossiperTest.java

   1 /*
   2  * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.controller.remote.rpc.registry.gossip;
   9
  10 import static org.mockito.Matchers.any;
  11 import static org.mockito.Matchers.anyMap;
  12 import static org.mockito.Mockito.doNothing;
  13 import static org.mockito.Mockito.mock;
  14 import static org.mockito.Mockito.reset;
  15 import static org.mockito.Mockito.spy;
  16 import static org.mockito.Mockito.times;
  17 import static org.mockito.Mockito.verify;
  18
  19 import akka.actor.ActorSelection;
  20 import akka.actor.ActorSystem;
  21 import akka.actor.Address;
  22 import akka.actor.Props;
  23 import akka.testkit.TestActorRef;
  24 import akka.testkit.javadsl.TestKit;
  25 import com.typesafe.config.ConfigFactory;
  26 import java.util.Map;
  27 import org.junit.After;
  28 import org.junit.AfterClass;
  29 import org.junit.Before;
  30 import org.junit.BeforeClass;
  31 import org.junit.Test;
  32 import org.opendaylight.controller.remote.rpc.RemoteRpcProviderConfig;
  33 import org.opendaylight.controller.remote.rpc.TerminationMonitor;
  34
  35
  36 public class GossiperTest {
  37
  38     private static ActorSystem system;
  39     private static Gossiper gossiper;
  40
  41     private Gossiper mockGossiper;
  42
  43     @BeforeClass
  44     public static void setup() throws InterruptedException {
  45         system = ActorSystem.create("opendaylight-rpc", ConfigFactory.load().getConfig("unit-test"));
  46         system.actorOf(Props.create(TerminationMonitor.class), "termination-monitor");
  47
  48         gossiper = createGossiper();
  49     }
  50
  51     @AfterClass
  52     public static void teardown() {
  53         TestKit.shutdownActorSystem(system);
  54     }
  55
  56     @Before
  57     public void createMocks() {
  58         mockGossiper = spy(gossiper);
  59     }
  60
  61     @After
  62     public void resetMocks() {
  63         reset(mockGossiper);
  64     }
  65
  66     @Test
  67     public void testReceiveGossipTick_WhenNoRemoteMemberShouldIgnore() {
  68         mockGossiper.setClusterMembers();
  69         doNothing().when(mockGossiper).getLocalStatusAndSendTo(any(ActorSelection.class));
  70         mockGossiper.receiveGossipTick();
  71         verify(mockGossiper, times(0)).getLocalStatusAndSendTo(any(ActorSelection.class));
  72     }
  73
  74     @Test
  75     public void testReceiveGossipTick_WhenRemoteMemberExistsShouldSendStatus() {
  76         mockGossiper.setClusterMembers(new Address("tcp", "member"));
  77         doNothing().when(mockGossiper).getLocalStatusAndSendTo(any(ActorSelection.class));
  78         mockGossiper.receiveGossipTick();
  79         verify(mockGossiper, times(1)).getLocalStatusAndSendTo(any(ActorSelection.class));
  80     }
  81
  82     @SuppressWarnings("unchecked")
  83     @Test
  84     public void testReceiveGossipStatus_WhenSenderIsNonMemberShouldIgnore() {
  85         Address nonMember = new Address("tcp", "non-member");
  86         GossipStatus remoteStatus = new GossipStatus(nonMember, mock(Map.class));
  87
  88         //add a member
  89         mockGossiper.setClusterMembers(new Address("tcp", "member"));
  90         mockGossiper.receiveGossipStatus(remoteStatus);
  91         verify(mockGossiper, times(0)).getSender();
  92     }
  93
  94     @SuppressWarnings("unchecked")
  95     @Test
  96     public void testReceiveGossipWhenNotAddressedToSelfShouldIgnore() {
  97         doNothing().when(mockGossiper).updateRemoteBuckets(anyMap());
  98         Address notSelf = new Address("tcp", "not-self");
  99         mockGossiper.receiveGossip(new GossipEnvelope(notSelf, notSelf, mock(Map.class)));
 100         verify(mockGossiper, times(0)).updateRemoteBuckets(anyMap());
 101     }
 102
 103     /**
 104      * Create Gossiper actor and return the underlying instance of Gossiper class.
 105      *
 106      * @return instance of Gossiper class
 107      */
 108     private static Gossiper createGossiper() {
 109         final RemoteRpcProviderConfig config =
 110                 new RemoteRpcProviderConfig.Builder("unit-test")
 111                         .withConfigReader(ConfigFactory::load).build();
 112         final Props props = Gossiper.testProps(config);
 113         final TestActorRef<Gossiper> testRef = TestActorRef.create(system, props, "testGossiper");
 114
 115         return testRef.underlyingActor();
 116     }
 117 }