2 * Copyright (c) 2015 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.mdsal.dom.broker;
10 import static org.junit.Assert.assertEquals;
11 import static org.junit.Assert.assertFalse;
12 import static org.junit.Assert.assertNotNull;
13 import static org.mockito.ArgumentMatchers.any;
14 import static org.mockito.ArgumentMatchers.anyMap;
15 import static org.mockito.ArgumentMatchers.eq;
16 import static org.mockito.Mockito.doNothing;
17 import static org.mockito.Mockito.doReturn;
18 import static org.mockito.Mockito.times;
19 import static org.mockito.Mockito.verify;
20 import static org.opendaylight.mdsal.dom.broker.MockingUtilities.captorFor;
22 import java.util.Collection;
23 import java.util.Collections;
25 import org.junit.Before;
26 import org.junit.Test;
27 import org.mockito.ArgumentCaptor;
28 import org.mockito.Mock;
29 import org.mockito.Mockito;
30 import org.mockito.MockitoAnnotations;
31 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
32 import org.opendaylight.mdsal.dom.api.DOMDataTreeChangeListener;
33 import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
34 import org.opendaylight.mdsal.dom.api.DOMDataTreeListener;
35 import org.opendaylight.mdsal.dom.api.DOMDataTreeLoopException;
36 import org.opendaylight.mdsal.dom.api.DOMDataTreeService;
37 import org.opendaylight.mdsal.dom.api.DOMDataTreeShard;
38 import org.opendaylight.mdsal.dom.api.DOMDataTreeShardingConflictException;
39 import org.opendaylight.mdsal.dom.broker.util.TestModel;
40 import org.opendaylight.mdsal.dom.spi.store.DOMStoreTreeChangePublisher;
41 import org.opendaylight.yangtools.concepts.ListenerRegistration;
42 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
43 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
44 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
45 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidate;
46 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidates;
47 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
49 public class ShardedDOMDataTreeListenerTest {
52 private static final DOMDataTreeIdentifier ROOT_ID = new DOMDataTreeIdentifier(LogicalDatastoreType.OPERATIONAL,
53 YangInstanceIdentifier.empty());
54 private static final DOMDataTreeIdentifier TEST_ID = new DOMDataTreeIdentifier(LogicalDatastoreType.OPERATIONAL,
57 private static final Collection<DOMDataTreeIdentifier> SUBTREES_ROOT = Collections.singleton(ROOT_ID);
58 private static final Collection<DOMDataTreeIdentifier> SUBTREES_TEST = Collections.singleton(TEST_ID);
59 private static final ContainerNode TEST_CONTAINER = ImmutableNodes.containerNode(TestModel.TEST_QNAME);
61 private interface ListenableShard extends DOMDataTreeShard, DOMStoreTreeChangePublisher {
66 @Mock(name = "rootShard")
67 private ListenableShard rootShard;
69 @Mock(name = "childShard")
70 private ListenableShard childShard;
72 @Mock(name = "listener")
73 private DOMDataTreeListener listener;
76 private ShardedDOMDataTreeProducer producer;
79 private ListenerRegistration<?> storeListenerReg;
81 private DOMDataTreeService treeService;
82 private ListenerRegistration<ListenableShard> shardReg;
85 public void setUp() throws DOMDataTreeShardingConflictException {
86 MockitoAnnotations.initMocks(this);
87 final ShardedDOMDataTree impl = new ShardedDOMDataTree();
88 doReturn(Collections.singleton(ROOT_ID)).when(producer).getSubtrees();
89 doNothing().when(producer).subshardAdded(anyMap());
91 shardReg = impl.registerDataTreeShard(ROOT_ID, rootShard, producer);
92 doReturn("rootShard").when(rootShard).toString();
93 doReturn("childShard").when(childShard).toString();
95 doReturn(storeListenerReg).when(rootShard).registerTreeChangeListener(any(YangInstanceIdentifier.class),
96 any(DOMDataTreeChangeListener.class));
97 doNothing().when(storeListenerReg).close();
100 @Test(expected = IllegalArgumentException.class)
101 public void registerListenerWithEmptySubtrees() throws DOMDataTreeLoopException {
102 treeService.registerListener(listener, Collections.emptyList(), true, Collections.emptyList());
106 public void registerRootListener() throws DOMDataTreeLoopException {
107 treeService.registerListener(listener, SUBTREES_ROOT, true, Collections.emptyList());
108 verify(rootShard, times(1)).registerTreeChangeListener(eq(ROOT_ID.getRootIdentifier()),
109 any(DOMDataTreeChangeListener.class));
113 public void registerTreeListener() throws DOMDataTreeLoopException {
114 treeService.registerListener(listener, SUBTREES_TEST, true, Collections.emptyList());
115 verify(rootShard, times(1)).registerTreeChangeListener(eq(TEST_ID.getRootIdentifier()),
116 any(DOMDataTreeChangeListener.class));
120 public void registerAndCloseListener() throws DOMDataTreeLoopException {
121 final ListenerRegistration<DOMDataTreeListener> reg =
122 treeService.registerListener(listener, SUBTREES_TEST, true, Collections.emptyList());
124 verify(storeListenerReg, times(1)).close();
128 public void receiveChangeEvent() throws DOMDataTreeLoopException {
129 final ArgumentCaptor<DOMDataTreeChangeListener> storeListener =
130 ArgumentCaptor.forClass(DOMDataTreeChangeListener.class);
131 treeService.registerListener(listener, SUBTREES_TEST, true, Collections.emptyList());
132 verify(rootShard, times(1)).registerTreeChangeListener(eq(TEST_ID.getRootIdentifier()),
133 storeListener.capture());
135 final DataTreeCandidate sentStoreCandidate =
136 DataTreeCandidates.fromNormalizedNode(TEST_ID.getRootIdentifier(), TEST_CONTAINER);
137 final Collection<DataTreeCandidate> changes = Collections.singleton(sentStoreCandidate);
139 doNothing().when(listener).onDataTreeChanged(Mockito.any(), Mockito.anyMap());
140 storeListener.getValue().onDataTreeChanged(changes);
142 final ArgumentCaptor<Collection<DataTreeCandidate>> candidateCapture = captorFor(Collection.class);
143 final ArgumentCaptor<Map<DOMDataTreeIdentifier, NormalizedNode<?, ?>>> mapCapture = captorFor(Map.class);
144 verify(listener, times(1)).onDataTreeChanged(candidateCapture.capture(), mapCapture.capture());
146 final Collection<DataTreeCandidate> receivedCandidate = candidateCapture.getValue();
147 final Map<DOMDataTreeIdentifier, NormalizedNode<?, ?>> receivedMap = mapCapture.getValue();
149 assertNotNull("receivedCandidate", receivedCandidate);
150 assertNotNull("receivedMap", receivedMap);
151 assertFalse("candidate collection must not be empty", receivedCandidate.isEmpty());
152 assertEquals(1, receivedCandidate.size());
153 final DataTreeCandidate firstItem = receivedCandidate.iterator().next();
154 assertEquals(TEST_ID.getRootIdentifier(), firstItem.getRootPath());
155 assertEquals(TEST_CONTAINER, receivedMap.get(TEST_ID));