opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/datastore/shardmanager/ShardManagerGetSnapshotReplyActorTest.java

   1 /*
   2  * Copyright (c) 2015 Brocade Communications 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.cluster.datastore.shardmanager;
   9
  10 import static org.junit.Assert.assertArrayEquals;
  11 import static org.junit.Assert.assertEquals;
  12
  13 import akka.actor.ActorRef;
  14 import akka.actor.Status.Failure;
  15 import akka.actor.Terminated;
  16 import akka.testkit.JavaTestKit;
  17 import java.util.Arrays;
  18 import java.util.List;
  19 import java.util.concurrent.TimeUnit;
  20 import java.util.concurrent.TimeoutException;
  21 import org.junit.After;
  22 import org.junit.Test;
  23 import org.opendaylight.controller.cluster.access.concepts.MemberName;
  24 import org.opendaylight.controller.cluster.datastore.AbstractActorTest;
  25 import org.opendaylight.controller.cluster.datastore.identifiers.ShardIdentifier;
  26 import org.opendaylight.controller.cluster.datastore.messages.DatastoreSnapshot;
  27 import org.opendaylight.controller.cluster.datastore.messages.DatastoreSnapshot.ShardSnapshot;
  28 import org.opendaylight.controller.cluster.raft.TestActorFactory;
  29 import org.opendaylight.controller.cluster.raft.client.messages.GetSnapshotReply;
  30 import scala.concurrent.duration.Duration;
  31 import scala.concurrent.duration.FiniteDuration;
  32
  33 /**
  34  * Unit tests for ShardManagerGetSnapshotReplyActor.
  35  *
  36  * @author Thomas Pantelis
  37  */
  38 public class ShardManagerGetSnapshotReplyActorTest extends AbstractActorTest {
  39     private static final MemberName MEMBER_1 = MemberName.forName("member-1");
  40
  41     private final TestActorFactory actorFactory = new TestActorFactory(getSystem());
  42
  43     @After
  44     public void tearDown() {
  45         actorFactory.close();
  46     }
  47
  48     @Test
  49     public void testSuccess() {
  50         JavaTestKit kit = new JavaTestKit(getSystem());
  51
  52         byte[] shardManagerSnapshot = new byte[]{0,5,9};
  53         ActorRef replyActor = actorFactory.createActor(ShardManagerGetSnapshotReplyActor.props(
  54                 Arrays.asList("shard1", "shard2", "shard3"), "config",
  55                 shardManagerSnapshot, kit.getRef(), "shard-manager", Duration.create(100, TimeUnit.SECONDS)),
  56                     actorFactory.generateActorId("actor"));
  57
  58         kit.watch(replyActor);
  59
  60         byte[] shard1Snapshot = new byte[]{1,2,3};
  61         replyActor.tell(new GetSnapshotReply(ShardIdentifier.create("shard1", MEMBER_1, "config").toString(),
  62             shard1Snapshot), ActorRef.noSender());
  63
  64         byte[] shard2Snapshot = new byte[]{4,5,6};
  65         replyActor.tell(new GetSnapshotReply(ShardIdentifier.create("shard2", MEMBER_1, "config").toString(),
  66             shard2Snapshot), ActorRef.noSender());
  67
  68         kit.expectNoMsg(FiniteDuration.create(500, TimeUnit.MILLISECONDS));
  69
  70         byte[] shard3Snapshot = new byte[]{7,8,9};
  71         replyActor.tell(new GetSnapshotReply(ShardIdentifier.create("shard3", MEMBER_1, "config").toString(),
  72             shard3Snapshot), ActorRef.noSender());
  73
  74         DatastoreSnapshot datastoreSnapshot = kit.expectMsgClass(DatastoreSnapshot.class);
  75
  76         assertEquals("getType", "config", datastoreSnapshot.getType());
  77         assertArrayEquals("getShardManagerSnapshot", shardManagerSnapshot, datastoreSnapshot.getShardManagerSnapshot());
  78         List<ShardSnapshot> shardSnapshots = datastoreSnapshot.getShardSnapshots();
  79         assertEquals("ShardSnapshot size", 3, shardSnapshots.size());
  80         assertEquals("ShardSnapshot 1 getName", "shard1", shardSnapshots.get(0).getName());
  81         assertArrayEquals("ShardSnapshot 1 getSnapshot", shard1Snapshot, shardSnapshots.get(0).getSnapshot());
  82         assertEquals("ShardSnapshot 2 getName", "shard2", shardSnapshots.get(1).getName());
  83         assertArrayEquals("ShardSnapshot 2 getSnapshot", shard2Snapshot, shardSnapshots.get(1).getSnapshot());
  84         assertEquals("ShardSnapshot 3 getName", "shard3", shardSnapshots.get(2).getName());
  85         assertArrayEquals("ShardSnapshot 3 getSnapshot", shard3Snapshot, shardSnapshots.get(2).getSnapshot());
  86
  87         kit.expectMsgClass(Terminated.class);
  88     }
  89
  90     @Test
  91     public void testGetSnapshotFailureReply() {
  92         JavaTestKit kit = new JavaTestKit(getSystem());
  93
  94         byte[] shardManagerSnapshot = new byte[]{0,5,9};
  95         ActorRef replyActor = actorFactory.createActor(ShardManagerGetSnapshotReplyActor.props(
  96                 Arrays.asList("shard1", "shard2"), "config",
  97                 shardManagerSnapshot, kit.getRef(), "shard-manager", Duration.create(100, TimeUnit.SECONDS)),
  98                     actorFactory.generateActorId("actor"));
  99
 100         kit.watch(replyActor);
 101
 102         replyActor.tell(new GetSnapshotReply(ShardIdentifier.create("shard1", MEMBER_1, "config").toString(),
 103             new byte[]{1,2,3}), ActorRef.noSender());
 104
 105         replyActor.tell(new Failure(new RuntimeException()), ActorRef.noSender());
 106
 107         kit.expectMsgClass(Failure.class);
 108         kit.expectTerminated(replyActor);
 109     }
 110
 111     @Test
 112     public void testGetSnapshotTimeout() {
 113         JavaTestKit kit = new JavaTestKit(getSystem());
 114
 115         byte[] shardManagerSnapshot = new byte[]{0,5,9};
 116         ActorRef replyActor = actorFactory.createActor(ShardManagerGetSnapshotReplyActor.props(
 117                 Arrays.asList("shard1"), "config",
 118                 shardManagerSnapshot, kit.getRef(), "shard-manager", Duration.create(100, TimeUnit.MILLISECONDS)),
 119                     actorFactory.generateActorId("actor"));
 120
 121         kit.watch(replyActor);
 122
 123         Failure failure = kit.expectMsgClass(Failure.class);
 124         assertEquals("Failure cause type", TimeoutException.class, failure.cause().getClass());
 125         kit.expectTerminated(replyActor);
 126     }
 127 }