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