/*
* Copyright (c) 2016, 2017 Cisco Systems, Inc. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.controller.cluster.datastore.actors;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import akka.actor.ActorRef;
import akka.testkit.JavaTestKit;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInputStream;
import java.util.Optional;
import org.junit.Test;
import org.opendaylight.controller.cluster.datastore.AbstractActorTest;
import org.opendaylight.controller.cluster.datastore.persisted.MetadataShardDataTreeSnapshot;
import org.opendaylight.controller.cluster.datastore.persisted.ShardDataTreeSnapshot;
import org.opendaylight.controller.cluster.datastore.persisted.ShardSnapshotState;
import org.opendaylight.controller.cluster.raft.base.messages.CaptureSnapshotReply;
import org.opendaylight.controller.md.cluster.datastore.model.TestModel;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
public class ShardSnapshotActorTest extends AbstractActorTest {
private static final NormalizedNode<?, ?> DATA = ImmutableNodes.containerNode(TestModel.TEST_QNAME);
private static void testSerializeSnapshot(final String testName, final ShardDataTreeSnapshot snapshot,
final boolean withInstallSnapshot) throws Exception {
new JavaTestKit(getSystem()) {
{
final ActorRef snapshotActor = getSystem().actorOf(ShardSnapshotActor.props(), testName);
watch(snapshotActor);
final NormalizedNode<?, ?> expectedRoot = snapshot.getRootNode().get();
ByteArrayOutputStream installSnapshotStream = withInstallSnapshot ? new ByteArrayOutputStream() : null;
ShardSnapshotActor.requestSnapshot(snapshotActor, snapshot,
Optional.ofNullable(installSnapshotStream), getRef());
final CaptureSnapshotReply reply = expectMsgClass(duration("3 seconds"), CaptureSnapshotReply.class);
assertNotNull("getSnapshotState is null", reply.getSnapshotState());
assertEquals("SnapshotState type", ShardSnapshotState.class, reply.getSnapshotState().getClass());
assertEquals("Snapshot", snapshot, ((ShardSnapshotState)reply.getSnapshotState()).getSnapshot());
if (installSnapshotStream != null) {
final ShardDataTreeSnapshot deserialized;
try (ObjectInputStream in = new ObjectInputStream(new ByteArrayInputStream(
installSnapshotStream.toByteArray()))) {
deserialized = ShardDataTreeSnapshot.deserialize(in);
}
assertEquals("Deserialized snapshot type", snapshot.getClass(), deserialized.getClass());
final Optional<NormalizedNode<?, ?>> maybeNode = deserialized.getRootNode();
assertEquals("isPresent", true, maybeNode.isPresent());
assertEquals("Root node", expectedRoot, maybeNode.get());
}
}
};
}
@Test
public void testSerializeBoronSnapshot() throws Exception {
testSerializeSnapshot("testSerializeBoronSnapshotWithInstallSnapshot",
new MetadataShardDataTreeSnapshot(DATA), true);
testSerializeSnapshot("testSerializeBoronSnapshotWithoutInstallSnapshot",
new MetadataShardDataTreeSnapshot(DATA), false);
}
}