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.TestActorRef;
14 import com.typesafe.config.ConfigFactory;
15 import java.util.HashMap;
17 import org.junit.AfterClass;
18 import org.junit.Assert;
19 import org.junit.BeforeClass;
20 import org.junit.Test;
21 import org.opendaylight.controller.remote.rpc.TerminationMonitor;
23 public class BucketStoreTest {
25 private static ActorSystem system;
28 public static void setup() {
30 system = ActorSystem.create("opendaylight-rpc", ConfigFactory.load().getConfig("unit-test"));
31 system.actorOf(Props.create(TerminationMonitor.class), "termination-monitor");
35 public static void teardown() {
40 * Given remote buckets
41 * Should merge with local copy of remote buckets
44 public void testReceiveUpdateRemoteBuckets(){
46 BucketStore store = createStore();
48 Address localAddress = system.provider().getDefaultAddress();
49 Bucket localBucket = new BucketImpl();
51 Address a1 = new Address("tcp", "system1");
52 Address a2 = new Address("tcp", "system2");
53 Address a3 = new Address("tcp", "system3");
55 Bucket b1 = new BucketImpl();
56 Bucket b2 = new BucketImpl();
57 Bucket b3 = new BucketImpl();
59 Map<Address, Bucket> remoteBuckets = new HashMap<>(3);
60 remoteBuckets.put(a1, b1);
61 remoteBuckets.put(a2, b2);
62 remoteBuckets.put(a3, b3);
63 remoteBuckets.put(localAddress, localBucket);
65 //Given remote buckets
66 store.receiveUpdateRemoteBuckets(remoteBuckets);
68 //Should NOT contain local bucket
69 //Should contain ONLY 3 entries i.e a1, a2, a3
70 Map<Address, Bucket<?>> remoteBucketsInStore = store.getRemoteBuckets();
71 Assert.assertFalse("remote buckets contains local bucket", remoteBucketsInStore.containsKey(localAddress));
72 Assert.assertTrue(remoteBucketsInStore.size() == 3);
74 //Add a new remote bucket
75 Address a4 = new Address("tcp", "system4");
76 Bucket b4 = new BucketImpl();
77 remoteBuckets.clear();
78 remoteBuckets.put(a4, b4);
79 store.receiveUpdateRemoteBuckets(remoteBuckets);
82 //Should contain 4 entries now i.e a1, a2, a3, a4
83 remoteBucketsInStore = store.getRemoteBuckets();
84 Assert.assertTrue("Does not contain a4", remoteBucketsInStore.containsKey(a4));
85 Assert.assertTrue(remoteBucketsInStore.size() == 4);
88 Bucket b3_new = new BucketImpl();
89 remoteBuckets.clear();
90 remoteBuckets.put(a3, b3_new);
91 remoteBuckets.put(a1, null);
92 remoteBuckets.put(a2, null);
93 store.receiveUpdateRemoteBuckets(remoteBuckets);
95 //Should only update a3
96 remoteBucketsInStore = store.getRemoteBuckets();
97 Bucket b3_inStore = remoteBucketsInStore.get(a3);
98 Assert.assertEquals(b3_new.getVersion(), b3_inStore.getVersion());
100 //Should NOT update a1 and a2
101 Bucket b1_inStore = remoteBucketsInStore.get(a1);
102 Bucket b2_inStore = remoteBucketsInStore.get(a2);
103 Assert.assertEquals(b1.getVersion(), b1_inStore.getVersion());
104 Assert.assertEquals(b2.getVersion(), b2_inStore.getVersion());
105 Assert.assertTrue(remoteBucketsInStore.size() == 4);
107 //Should update versions map
108 //versions map contains versions for all remote buckets (4).
109 Map<Address, Long> versionsInStore = store.getVersions();
110 Assert.assertEquals(4, versionsInStore.size());
111 Assert.assertEquals(b1.getVersion(), versionsInStore.get(a1));
112 Assert.assertEquals(b2.getVersion(), versionsInStore.get(a2));
113 Assert.assertEquals(b3_new.getVersion(), versionsInStore.get(a3));
114 Assert.assertEquals(b4.getVersion(), versionsInStore.get(a4));
116 //Send older version of bucket
117 remoteBuckets.clear();
118 remoteBuckets.put(a3, b3);
119 store.receiveUpdateRemoteBuckets(remoteBuckets);
121 //Should NOT update a3
122 remoteBucketsInStore = store.getRemoteBuckets();
123 b3_inStore = remoteBucketsInStore.get(a3);
124 Assert.assertTrue(b3_inStore.getVersion().longValue() == b3_new.getVersion().longValue());
129 * Create BucketStore actor and returns the underlying instance of BucketStore class.
131 * @return instance of BucketStore class
133 private static BucketStore createStore(){
134 final Props props = Props.create(BucketStore.class);
135 final TestActorRef<BucketStore> testRef = TestActorRef.create(system, props, "testStore");
136 return testRef.underlyingActor();