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