2 * Copyright (c) 2016 Brocade Communications 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.persisted;
10 import static org.junit.Assert.assertEquals;
11 import com.google.common.collect.ImmutableMap;
12 import java.io.Externalizable;
13 import java.io.IOException;
14 import java.io.ObjectInput;
15 import java.io.ObjectOutput;
17 import java.util.Optional;
18 import org.junit.Test;
19 import org.opendaylight.controller.md.cluster.datastore.model.TestModel;
20 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
21 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
22 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
23 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableContainerNodeBuilder;
26 * Unit tests for ShardDataTreeSnapshot.
28 * @author Thomas Pantelis
30 public class ShardDataTreeSnapshotTest {
33 public void testShardDataTreeSnapshotWithNoMetadata() throws Exception {
34 NormalizedNode<?, ?> expectedNode = ImmutableContainerNodeBuilder.create().withNodeIdentifier(
35 new YangInstanceIdentifier.NodeIdentifier(TestModel.TEST_QNAME)).
36 withChild(ImmutableNodes.leafNode(TestModel.DESC_QNAME, "foo")).build();
38 MetadataShardDataTreeSnapshot snapshot = new MetadataShardDataTreeSnapshot(expectedNode);
39 byte[] serialized = snapshot.serialize();
41 ShardDataTreeSnapshot deserialized = ShardDataTreeSnapshot.deserialize(serialized);
43 Optional<NormalizedNode<?, ?>> actualNode = deserialized.getRootNode();
44 assertEquals("rootNode present", true, actualNode.isPresent());
45 assertEquals("rootNode", expectedNode, actualNode.get());
46 assertEquals("Deserialized type", MetadataShardDataTreeSnapshot.class, deserialized.getClass());
47 assertEquals("Metadata size", 0, ((MetadataShardDataTreeSnapshot)deserialized).getMetadata().size());
51 public void testShardDataTreeSnapshotWithMetadata() throws Exception {
52 NormalizedNode<?, ?> expectedNode = ImmutableContainerNodeBuilder.create().withNodeIdentifier(
53 new YangInstanceIdentifier.NodeIdentifier(TestModel.TEST_QNAME)).
54 withChild(ImmutableNodes.leafNode(TestModel.DESC_QNAME, "foo")).build();
56 Map<Class<? extends ShardDataTreeSnapshotMetadata>, ShardDataTreeSnapshotMetadata> expMetadata =
57 ImmutableMap.of(TestShardDataTreeSnapshotMetadata.class, new TestShardDataTreeSnapshotMetadata("test"));
58 MetadataShardDataTreeSnapshot snapshot = new MetadataShardDataTreeSnapshot(expectedNode, expMetadata);
59 byte[] serialized = snapshot.serialize();
61 ShardDataTreeSnapshot deserialized = ShardDataTreeSnapshot.deserialize(serialized);
63 Optional<NormalizedNode<?, ?>> actualNode = deserialized.getRootNode();
64 assertEquals("rootNode present", true, actualNode.isPresent());
65 assertEquals("rootNode", expectedNode, actualNode.get());
66 assertEquals("Deserialized type", MetadataShardDataTreeSnapshot.class, deserialized.getClass());
67 assertEquals("Metadata", expMetadata, ((MetadataShardDataTreeSnapshot)deserialized).getMetadata());
71 public void testPreBoronShardDataTreeSnapshot() throws Exception {
72 NormalizedNode<?, ?> expectedNode = ImmutableContainerNodeBuilder.create().withNodeIdentifier(
73 new YangInstanceIdentifier.NodeIdentifier(TestModel.TEST_QNAME)).
74 withChild(ImmutableNodes.leafNode(TestModel.DESC_QNAME, "foo")).build();
76 PreBoronShardDataTreeSnapshot snapshot = new PreBoronShardDataTreeSnapshot(expectedNode);
77 byte[] serialized = snapshot.serialize();
79 ShardDataTreeSnapshot deserialized = ShardDataTreeSnapshot.deserialize(serialized);
81 Optional<NormalizedNode<?, ?>> actualNode = deserialized.getRootNode();
82 assertEquals("rootNode present", true, actualNode.isPresent());
83 assertEquals("rootNode", expectedNode, actualNode.get());
84 assertEquals("Deserialized type", PreBoronShardDataTreeSnapshot.class, deserialized.getClass());
87 static class TestShardDataTreeSnapshotMetadata extends ShardDataTreeSnapshotMetadata {
88 private static final long serialVersionUID = 1L;
90 private final String data;
92 TestShardDataTreeSnapshotMetadata(String data) {
97 protected Externalizable externalizableProxy() {
98 return new Proxy(data);
102 public int hashCode() {
103 return data.hashCode();
107 public boolean equals(Object obj) {
108 return data.equals(((TestShardDataTreeSnapshotMetadata)obj).data);
112 private static class Proxy implements Externalizable {
123 public void writeExternal(ObjectOutput out) throws IOException {
124 out.writeObject(data);
128 public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
129 data = (String) in.readObject();
132 Object readResolve() {
133 return new TestShardDataTreeSnapshotMetadata(data);