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;
12 import com.google.common.collect.ImmutableMap;
13 import java.io.ByteArrayInputStream;
14 import java.io.ByteArrayOutputStream;
15 import java.io.Externalizable;
16 import java.io.IOException;
17 import java.io.ObjectInput;
18 import java.io.ObjectOutput;
20 import java.util.Optional;
21 import org.junit.Test;
22 import org.opendaylight.controller.md.cluster.datastore.model.TestModel;
23 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
24 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
25 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
26 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableContainerNodeBuilder;
29 * Unit tests for ShardDataTreeSnapshot.
31 * @author Thomas Pantelis
33 public class ShardDataTreeSnapshotTest {
36 public void testShardDataTreeSnapshotWithNoMetadata() throws Exception {
37 NormalizedNode<?, ?> expectedNode = ImmutableContainerNodeBuilder.create()
38 .withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(TestModel.TEST_QNAME))
39 .withChild(ImmutableNodes.leafNode(TestModel.DESC_QNAME, "foo")).build();
41 MetadataShardDataTreeSnapshot snapshot = new MetadataShardDataTreeSnapshot(expectedNode);
42 ByteArrayOutputStream bos = new ByteArrayOutputStream();
43 snapshot.serialize(bos);
45 ShardDataTreeSnapshot deserialized = ShardDataTreeSnapshot.deserialize(
46 new ByteArrayInputStream(bos.toByteArray()));
48 Optional<NormalizedNode<?, ?>> actualNode = deserialized.getRootNode();
49 assertEquals("rootNode present", true, actualNode.isPresent());
50 assertEquals("rootNode", expectedNode, actualNode.get());
51 assertEquals("Deserialized type", MetadataShardDataTreeSnapshot.class, deserialized.getClass());
52 assertEquals("Metadata size", 0, ((MetadataShardDataTreeSnapshot)deserialized).getMetadata().size());
56 public void testShardDataTreeSnapshotWithMetadata() throws Exception {
57 NormalizedNode<?, ?> expectedNode = ImmutableContainerNodeBuilder.create()
58 .withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(TestModel.TEST_QNAME))
59 .withChild(ImmutableNodes.leafNode(TestModel.DESC_QNAME, "foo")).build();
61 Map<Class<? extends ShardDataTreeSnapshotMetadata<?>>, ShardDataTreeSnapshotMetadata<?>> expMetadata =
62 ImmutableMap.of(TestShardDataTreeSnapshotMetadata.class, new TestShardDataTreeSnapshotMetadata("test"));
63 MetadataShardDataTreeSnapshot snapshot = new MetadataShardDataTreeSnapshot(expectedNode, expMetadata);
64 ByteArrayOutputStream bos = new ByteArrayOutputStream();
65 snapshot.serialize(bos);
67 ShardDataTreeSnapshot deserialized = ShardDataTreeSnapshot.deserialize(
68 new ByteArrayInputStream(bos.toByteArray()));
70 Optional<NormalizedNode<?, ?>> actualNode = deserialized.getRootNode();
71 assertEquals("rootNode present", true, actualNode.isPresent());
72 assertEquals("rootNode", expectedNode, actualNode.get());
73 assertEquals("Deserialized type", MetadataShardDataTreeSnapshot.class, deserialized.getClass());
74 assertEquals("Metadata", expMetadata, ((MetadataShardDataTreeSnapshot)deserialized).getMetadata());
79 public void testPreBoronShardDataTreeSnapshot() throws Exception {
80 NormalizedNode<?, ?> expectedNode = ImmutableContainerNodeBuilder.create()
81 .withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(TestModel.TEST_QNAME))
82 .withChild(ImmutableNodes.leafNode(TestModel.DESC_QNAME, "foo")).build();
84 PreBoronShardDataTreeSnapshot snapshot = new PreBoronShardDataTreeSnapshot(expectedNode);
85 ByteArrayOutputStream bos = new ByteArrayOutputStream();
86 snapshot.serialize(bos);
88 ShardDataTreeSnapshot deserialized = ShardDataTreeSnapshot.deserialize(bos.toByteArray());
90 Optional<NormalizedNode<?, ?>> actualNode = deserialized.getRootNode();
91 assertEquals("rootNode present", true, actualNode.isPresent());
92 assertEquals("rootNode", expectedNode, actualNode.get());
93 assertEquals("Deserialized type", PreBoronShardDataTreeSnapshot.class, deserialized.getClass());
96 static class TestShardDataTreeSnapshotMetadata
97 extends ShardDataTreeSnapshotMetadata<TestShardDataTreeSnapshotMetadata> {
98 private static final long serialVersionUID = 1L;
100 private final String data;
102 TestShardDataTreeSnapshotMetadata(String data) {
107 public Class<TestShardDataTreeSnapshotMetadata> getType() {
108 return TestShardDataTreeSnapshotMetadata.class;
112 protected Externalizable externalizableProxy() {
113 return new Proxy(data);
117 public int hashCode() {
118 return data.hashCode();
122 public boolean equals(Object obj) {
123 return obj instanceof TestShardDataTreeSnapshotMetadata
124 && data.equals(((TestShardDataTreeSnapshotMetadata)obj).data);
127 private static class Proxy implements Externalizable {
130 @SuppressWarnings("checkstyle:RedundantModifier")
139 public void writeExternal(ObjectOutput out) throws IOException {
140 out.writeObject(data);
144 public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
145 data = (String) in.readObject();
148 Object readResolve() {
149 return new TestShardDataTreeSnapshotMetadata(data);