2 * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
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
8 package org.opendaylight.controller.remote.rpc.registry.gossip;
10 import akka.actor.ActorSystem;
11 import akka.actor.Address;
12 import akka.actor.Props;
13 import akka.testkit.JavaTestKit;
14 import akka.testkit.TestActorRef;
15 import com.typesafe.config.ConfigFactory;
16 import java.util.HashMap;
18 import org.junit.AfterClass;
19 import org.junit.Assert;
20 import org.junit.BeforeClass;
21 import org.junit.Test;
22 import org.opendaylight.controller.remote.rpc.RemoteRpcProviderConfig;
23 import org.opendaylight.controller.remote.rpc.TerminationMonitor;
25 public class BucketStoreTest {
28 * Dummy class to eliminate rawtype warnings.
33 private static class T implements Copier<T> {
40 private static ActorSystem system;
43 public static void setup() {
44 system = ActorSystem.create("opendaylight-rpc", ConfigFactory.load().getConfig("unit-test"));
45 system.actorOf(Props.create(TerminationMonitor.class), "termination-monitor");
49 public static void teardown() {
50 JavaTestKit.shutdownActorSystem(system);
54 * Given remote buckets, should merge with local copy of remote buckets.
57 public void testReceiveUpdateRemoteBuckets() {
59 final BucketStore<T> store = createStore();
61 Address localAddress = system.provider().getDefaultAddress();
62 Bucket<T> localBucket = new BucketImpl<>(new T());
64 Address a1 = new Address("tcp", "system1");
65 Address a2 = new Address("tcp", "system2");
66 Address a3 = new Address("tcp", "system3");
68 Bucket<T> b1 = new BucketImpl<>(new T());
69 Bucket<T> b2 = new BucketImpl<>(new T());
70 Bucket<T> b3 = new BucketImpl<>(new T());
72 Map<Address, Bucket<T>> remoteBuckets = new HashMap<>(3);
73 remoteBuckets.put(a1, b1);
74 remoteBuckets.put(a2, b2);
75 remoteBuckets.put(a3, b3);
76 remoteBuckets.put(localAddress, localBucket);
78 //Given remote buckets
79 store.receiveUpdateRemoteBuckets(remoteBuckets);
81 //Should NOT contain local bucket
82 //Should contain ONLY 3 entries i.e a1, a2, a3
83 Map<Address, Bucket<T>> remoteBucketsInStore = store.getRemoteBuckets();
84 Assert.assertFalse("remote buckets contains local bucket", remoteBucketsInStore.containsKey(localAddress));
85 Assert.assertTrue(remoteBucketsInStore.size() == 3);
87 //Add a new remote bucket
88 Address a4 = new Address("tcp", "system4");
89 Bucket<T> b4 = new BucketImpl<>(new T());
90 remoteBuckets.clear();
91 remoteBuckets.put(a4, b4);
92 store.receiveUpdateRemoteBuckets(remoteBuckets);
95 //Should contain 4 entries now i.e a1, a2, a3, a4
96 remoteBucketsInStore = store.getRemoteBuckets();
97 Assert.assertTrue("Does not contain a4", remoteBucketsInStore.containsKey(a4));
98 Assert.assertTrue(remoteBucketsInStore.size() == 4);
101 Bucket<T> b3New = new BucketImpl<>(new T());
102 remoteBuckets.clear();
103 remoteBuckets.put(a3, b3New);
104 remoteBuckets.put(a1, null);
105 remoteBuckets.put(a2, null);
106 store.receiveUpdateRemoteBuckets(remoteBuckets);
108 //Should only update a3
109 remoteBucketsInStore = store.getRemoteBuckets();
110 Bucket<T> b3InStore = remoteBucketsInStore.get(a3);
111 Assert.assertEquals(b3New.getVersion(), b3InStore.getVersion());
113 //Should NOT update a1 and a2
114 Bucket<T> b1InStore = remoteBucketsInStore.get(a1);
115 Bucket<T> b2InStore = remoteBucketsInStore.get(a2);
116 Assert.assertEquals(b1.getVersion(), b1InStore.getVersion());
117 Assert.assertEquals(b2.getVersion(), b2InStore.getVersion());
118 Assert.assertTrue(remoteBucketsInStore.size() == 4);
120 //Should update versions map
121 //versions map contains versions for all remote buckets (4).
122 Map<Address, Long> versionsInStore = store.getVersions();
123 Assert.assertEquals(4, versionsInStore.size());
124 Assert.assertEquals((Long)b1.getVersion(), versionsInStore.get(a1));
125 Assert.assertEquals((Long)b2.getVersion(), versionsInStore.get(a2));
126 Assert.assertEquals((Long)b3New.getVersion(), versionsInStore.get(a3));
127 Assert.assertEquals((Long)b4.getVersion(), versionsInStore.get(a4));
129 //Send older version of bucket
130 remoteBuckets.clear();
131 remoteBuckets.put(a3, b3);
132 store.receiveUpdateRemoteBuckets(remoteBuckets);
134 //Should NOT update a3
135 remoteBucketsInStore = store.getRemoteBuckets();
136 b3InStore = remoteBucketsInStore.get(a3);
137 Assert.assertEquals(b3InStore.getVersion(), b3New.getVersion());
142 * Create BucketStore actor and returns the underlying instance of BucketStore class.
144 * @return instance of BucketStore class
146 private static BucketStore<T> createStore() {
147 final Props props = Props.create(BucketStore.class, new RemoteRpcProviderConfig(system.settings().config()),
149 final TestActorRef<BucketStore<T>> testRef = TestActorRef.create(system, props, "testStore");
150 return testRef.underlyingActor();