2 * Copyright (c) 2016, 2017 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.cluster.datastore.actors;
10 import static org.junit.Assert.assertEquals;
11 import static org.junit.Assert.assertNotNull;
13 import akka.actor.ActorRef;
14 import akka.testkit.javadsl.TestKit;
15 import com.google.common.io.ByteSource;
16 import java.io.ByteArrayOutputStream;
17 import java.io.ObjectInputStream;
18 import java.time.Duration;
19 import java.util.Optional;
20 import org.junit.Test;
21 import org.opendaylight.controller.cluster.datastore.AbstractActorTest;
22 import org.opendaylight.controller.cluster.datastore.persisted.MetadataShardDataTreeSnapshot;
23 import org.opendaylight.controller.cluster.datastore.persisted.ShardDataTreeSnapshot;
24 import org.opendaylight.controller.cluster.datastore.persisted.ShardSnapshotState;
25 import org.opendaylight.controller.cluster.io.InputOutputStreamFactory;
26 import org.opendaylight.controller.cluster.raft.base.messages.CaptureSnapshotReply;
27 import org.opendaylight.controller.md.cluster.datastore.model.TestModel;
28 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
29 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
31 public class ShardSnapshotActorTest extends AbstractActorTest {
32 private static final InputOutputStreamFactory STREAM_FACTORY = InputOutputStreamFactory.simple();
34 private static final NormalizedNode DATA = ImmutableNodes.containerNode(TestModel.TEST_QNAME);
36 private static void testSerializeSnapshot(final String testName, final ShardDataTreeSnapshot snapshot,
37 final boolean withInstallSnapshot) throws Exception {
38 final TestKit kit = new TestKit(getSystem());
39 final ActorRef snapshotActor = getSystem().actorOf(ShardSnapshotActor.props(STREAM_FACTORY), testName);
40 kit.watch(snapshotActor);
42 final NormalizedNode expectedRoot = snapshot.getRootNode().orElseThrow();
44 ByteArrayOutputStream installSnapshotStream = withInstallSnapshot ? new ByteArrayOutputStream() : null;
45 ShardSnapshotActor.requestSnapshot(snapshotActor, snapshot,
46 Optional.ofNullable(installSnapshotStream), kit.getRef());
48 final CaptureSnapshotReply reply = kit.expectMsgClass(Duration.ofSeconds(3), CaptureSnapshotReply.class);
49 assertNotNull("getSnapshotState is null", reply.getSnapshotState());
50 assertEquals("SnapshotState type", ShardSnapshotState.class, reply.getSnapshotState().getClass());
51 assertEquals("Snapshot", snapshot, ((ShardSnapshotState)reply.getSnapshotState()).getSnapshot());
53 if (installSnapshotStream != null) {
54 final ShardDataTreeSnapshot deserialized;
55 try (ObjectInputStream in = new ObjectInputStream(STREAM_FACTORY.createInputStream(
56 ByteSource.wrap(installSnapshotStream.toByteArray())))) {
57 deserialized = ShardDataTreeSnapshot.deserialize(in).getSnapshot();
60 assertEquals("Deserialized snapshot type", snapshot.getClass(), deserialized.getClass());
61 assertEquals("Root node", Optional.of(expectedRoot), deserialized.getRootNode());
66 public void testSerializeBoronSnapshot() throws Exception {
67 testSerializeSnapshot("testSerializeBoronSnapshotWithInstallSnapshot",
68 new MetadataShardDataTreeSnapshot(DATA), true);
69 testSerializeSnapshot("testSerializeBoronSnapshotWithoutInstallSnapshot",
70 new MetadataShardDataTreeSnapshot(DATA), false);