Fix shard deadlock in 3 nodes
[controller.git] / opendaylight / md-sal / sal-distributed-datastore / src / test / java / org / opendaylight / controller / cluster / datastore / LocalTransactionContextTest.java
1 /*
2  * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
3  *
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
7  */
8 package org.opendaylight.controller.cluster.datastore;
9
10 import static org.junit.Assert.assertTrue;
11 import static org.mockito.Mockito.doReturn;
12 import static org.mockito.Mockito.doThrow;
13 import static org.mockito.Mockito.mock;
14 import static org.mockito.Mockito.verify;
15
16 import akka.actor.ActorSelection;
17 import com.google.common.base.Optional;
18 import com.google.common.util.concurrent.Futures;
19 import com.google.common.util.concurrent.SettableFuture;
20 import org.junit.Before;
21 import org.junit.Test;
22 import org.mockito.Mock;
23 import org.mockito.MockitoAnnotations;
24 import org.opendaylight.controller.cluster.datastore.messages.DataExists;
25 import org.opendaylight.controller.cluster.datastore.messages.ReadData;
26 import org.opendaylight.controller.cluster.datastore.modification.DeleteModification;
27 import org.opendaylight.controller.cluster.datastore.modification.MergeModification;
28 import org.opendaylight.controller.cluster.datastore.modification.WriteModification;
29 import org.opendaylight.mdsal.dom.spi.store.DOMStoreReadTransaction;
30 import org.opendaylight.mdsal.dom.spi.store.DOMStoreReadWriteTransaction;
31 import org.opendaylight.mdsal.dom.spi.store.DOMStoreWriteTransaction;
32 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
33 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
34 import scala.concurrent.Future;
35
36 public class LocalTransactionContextTest {
37
38     @Mock
39     private OperationLimiter limiter;
40
41     @Mock
42     private DOMStoreReadWriteTransaction readWriteTransaction;
43
44     @Mock
45     private LocalTransactionReadySupport mockReadySupport;
46
47     private LocalTransactionContext localTransactionContext;
48
49     @Before
50     public void setUp() {
51         MockitoAnnotations.initMocks(this);
52         localTransactionContext = new LocalTransactionContext(readWriteTransaction, limiter.getIdentifier(),
53                 mockReadySupport) {
54             @Override
55             protected DOMStoreWriteTransaction getWriteDelegate() {
56                 return readWriteTransaction;
57             }
58
59             @Override
60             protected DOMStoreReadTransaction getReadDelegate() {
61                 return readWriteTransaction;
62             }
63         };
64     }
65
66     @Test
67     public void testWrite() {
68         YangInstanceIdentifier yangInstanceIdentifier = YangInstanceIdentifier.EMPTY;
69         NormalizedNode<?, ?> normalizedNode = mock(NormalizedNode.class);
70         localTransactionContext.executeModification(new WriteModification(yangInstanceIdentifier, normalizedNode),
71             null);
72         verify(readWriteTransaction).write(yangInstanceIdentifier, normalizedNode);
73     }
74
75     @Test
76     public void testMerge() {
77         YangInstanceIdentifier yangInstanceIdentifier = YangInstanceIdentifier.EMPTY;
78         NormalizedNode<?, ?> normalizedNode = mock(NormalizedNode.class);
79         localTransactionContext.executeModification(new MergeModification(yangInstanceIdentifier, normalizedNode),
80             null);
81         verify(readWriteTransaction).merge(yangInstanceIdentifier, normalizedNode);
82     }
83
84     @Test
85     public void testDelete() {
86         YangInstanceIdentifier yangInstanceIdentifier = YangInstanceIdentifier.EMPTY;
87         localTransactionContext.executeModification(new DeleteModification(yangInstanceIdentifier), null);
88         verify(readWriteTransaction).delete(yangInstanceIdentifier);
89     }
90
91
92     @Test
93     public void testRead() {
94         YangInstanceIdentifier yangInstanceIdentifier = YangInstanceIdentifier.EMPTY;
95         NormalizedNode<?, ?> normalizedNode = mock(NormalizedNode.class);
96         doReturn(Futures.immediateCheckedFuture(Optional.of(normalizedNode))).when(readWriteTransaction)
97             .read(yangInstanceIdentifier);
98         localTransactionContext.executeRead(new ReadData(yangInstanceIdentifier, DataStoreVersions.CURRENT_VERSION),
99                 SettableFuture.create(), null);
100         verify(readWriteTransaction).read(yangInstanceIdentifier);
101     }
102
103     @Test
104     public void testExists() {
105         YangInstanceIdentifier yangInstanceIdentifier = YangInstanceIdentifier.EMPTY;
106         doReturn(Futures.immediateCheckedFuture(true)).when(readWriteTransaction).exists(yangInstanceIdentifier);
107         localTransactionContext.executeRead(new DataExists(yangInstanceIdentifier, DataStoreVersions.CURRENT_VERSION),
108                 SettableFuture.create(), null);
109         verify(readWriteTransaction).exists(yangInstanceIdentifier);
110     }
111
112     @Test
113     public void testReady() {
114         final LocalThreePhaseCommitCohort mockCohort = mock(LocalThreePhaseCommitCohort.class);
115         doReturn(akka.dispatch.Futures.successful(null)).when(mockCohort).initiateCoordinatedCommit(
116                 java.util.Optional.empty());
117         doReturn(mockCohort).when(mockReadySupport).onTransactionReady(readWriteTransaction, null);
118
119         Future<ActorSelection> future = localTransactionContext.readyTransaction(null, java.util.Optional.empty());
120         assertTrue(future.isCompleted());
121
122         verify(mockReadySupport).onTransactionReady(readWriteTransaction, null);
123     }
124
125     @Test
126     public void testReadyWithWriteError() {
127         YangInstanceIdentifier yangInstanceIdentifier = YangInstanceIdentifier.EMPTY;
128         NormalizedNode<?, ?> normalizedNode = mock(NormalizedNode.class);
129         RuntimeException error = new RuntimeException("mock");
130         doThrow(error).when(readWriteTransaction).write(yangInstanceIdentifier, normalizedNode);
131
132         localTransactionContext.executeModification(new WriteModification(yangInstanceIdentifier, normalizedNode),
133             null);
134         localTransactionContext.executeModification(new WriteModification(yangInstanceIdentifier, normalizedNode),
135             null);
136
137         verify(readWriteTransaction).write(yangInstanceIdentifier, normalizedNode);
138
139         doReadyWithExpectedError(error);
140     }
141
142     @Test
143     public void testReadyWithMergeError() {
144         YangInstanceIdentifier yangInstanceIdentifier = YangInstanceIdentifier.EMPTY;
145         NormalizedNode<?, ?> normalizedNode = mock(NormalizedNode.class);
146         RuntimeException error = new RuntimeException("mock");
147         doThrow(error).when(readWriteTransaction).merge(yangInstanceIdentifier, normalizedNode);
148
149         localTransactionContext.executeModification(new MergeModification(yangInstanceIdentifier, normalizedNode),
150             null);
151         localTransactionContext.executeModification(new MergeModification(yangInstanceIdentifier, normalizedNode),
152             null);
153
154         verify(readWriteTransaction).merge(yangInstanceIdentifier, normalizedNode);
155
156         doReadyWithExpectedError(error);
157     }
158
159     @Test
160     public void testReadyWithDeleteError() {
161         YangInstanceIdentifier yangInstanceIdentifier = YangInstanceIdentifier.EMPTY;
162         RuntimeException error = new RuntimeException("mock");
163         doThrow(error).when(readWriteTransaction).delete(yangInstanceIdentifier);
164
165         localTransactionContext.executeModification(new DeleteModification(yangInstanceIdentifier), null);
166         localTransactionContext.executeModification(new DeleteModification(yangInstanceIdentifier), null);
167
168         verify(readWriteTransaction).delete(yangInstanceIdentifier);
169
170         doReadyWithExpectedError(error);
171     }
172
173     private void doReadyWithExpectedError(final RuntimeException expError) {
174         LocalThreePhaseCommitCohort mockCohort = mock(LocalThreePhaseCommitCohort.class);
175         doReturn(akka.dispatch.Futures.successful(null)).when(mockCohort).initiateCoordinatedCommit(
176                 java.util.Optional.empty());
177         doReturn(mockCohort).when(mockReadySupport).onTransactionReady(readWriteTransaction, expError);
178
179         localTransactionContext.readyTransaction(null, java.util.Optional.empty());
180     }
181 }