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
9 package org.opendaylight.controller.cluster.datastore;
10
11 import static org.junit.Assert.assertTrue;
12 import static org.mockito.Mockito.doReturn;
13 import static org.mockito.Mockito.doThrow;
14 import static org.mockito.Mockito.mock;
15 import static org.mockito.Mockito.verify;
16
17 import akka.actor.ActorSelection;
18 import com.google.common.base.Optional;
19 import com.google.common.util.concurrent.Futures;
20 import com.google.common.util.concurrent.SettableFuture;
21 import org.junit.Before;
22 import org.junit.Test;
23 import org.mockito.Mock;
24 import org.mockito.MockitoAnnotations;
25 import org.opendaylight.controller.cluster.datastore.messages.DataExists;
26 import org.opendaylight.controller.cluster.datastore.messages.ReadData;
27 import org.opendaylight.controller.cluster.datastore.modification.DeleteModification;
28 import org.opendaylight.controller.cluster.datastore.modification.MergeModification;
29 import org.opendaylight.controller.cluster.datastore.modification.WriteModification;
30 import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadTransaction;
31 import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadWriteTransaction;
32 import org.opendaylight.controller.sal.core.spi.data.DOMStoreWriteTransaction;
33 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
34 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
35 import scala.concurrent.Future;
36
37 public class LocalTransactionContextTest {
38
39     @Mock
40     private OperationLimiter limiter;
41
42     @Mock
43     private DOMStoreReadWriteTransaction readWriteTransaction;
44
45     @Mock
46     private LocalTransactionReadySupport mockReadySupport;
47
48     private LocalTransactionContext localTransactionContext;
49
50     @Before
51     public void setUp() {
52         MockitoAnnotations.initMocks(this);
53         localTransactionContext = new LocalTransactionContext(readWriteTransaction, limiter.getIdentifier(),
54                 mockReadySupport) {
55             @Override
56             protected DOMStoreWriteTransaction getWriteDelegate() {
57                 return readWriteTransaction;
58             }
59
60             @Override
61             protected DOMStoreReadTransaction getReadDelegate() {
62                 return readWriteTransaction;
63             }
64         };
65     }
66
67     @Test
68     public void testWrite() {
69         YangInstanceIdentifier yangInstanceIdentifier = YangInstanceIdentifier.EMPTY;
70         NormalizedNode<?, ?> normalizedNode = mock(NormalizedNode.class);
71         localTransactionContext.executeModification(new WriteModification(yangInstanceIdentifier, normalizedNode),
72             null);
73         verify(readWriteTransaction).write(yangInstanceIdentifier, normalizedNode);
74     }
75
76     @Test
77     public void testMerge() {
78         YangInstanceIdentifier yangInstanceIdentifier = YangInstanceIdentifier.EMPTY;
79         NormalizedNode<?, ?> normalizedNode = mock(NormalizedNode.class);
80         localTransactionContext.executeModification(new MergeModification(yangInstanceIdentifier, normalizedNode),
81             null);
82         verify(readWriteTransaction).merge(yangInstanceIdentifier, normalizedNode);
83     }
84
85     @Test
86     public void testDelete() {
87         YangInstanceIdentifier yangInstanceIdentifier = YangInstanceIdentifier.EMPTY;
88         localTransactionContext.executeModification(new DeleteModification(yangInstanceIdentifier), null);
89         verify(readWriteTransaction).delete(yangInstanceIdentifier);
90     }
91
92
93     @Test
94     public void testRead() {
95         YangInstanceIdentifier yangInstanceIdentifier = YangInstanceIdentifier.EMPTY;
96         NormalizedNode<?, ?> normalizedNode = mock(NormalizedNode.class);
97         doReturn(Futures.immediateCheckedFuture(Optional.of(normalizedNode))).when(readWriteTransaction)
98             .read(yangInstanceIdentifier);
99         localTransactionContext.executeRead(new ReadData(yangInstanceIdentifier, DataStoreVersions.CURRENT_VERSION),
100                 SettableFuture.create(), null);
101         verify(readWriteTransaction).read(yangInstanceIdentifier);
102     }
103
104     @Test
105     public void testExists() {
106         YangInstanceIdentifier yangInstanceIdentifier = YangInstanceIdentifier.EMPTY;
107         doReturn(Futures.immediateCheckedFuture(true)).when(readWriteTransaction).exists(yangInstanceIdentifier);
108         localTransactionContext.executeRead(new DataExists(yangInstanceIdentifier, DataStoreVersions.CURRENT_VERSION),
109                 SettableFuture.create(), null);
110         verify(readWriteTransaction).exists(yangInstanceIdentifier);
111     }
112
113     @Test
114     public void testReady() {
115         final LocalThreePhaseCommitCohort mockCohort = mock(LocalThreePhaseCommitCohort.class);
116         doReturn(akka.dispatch.Futures.successful(null)).when(mockCohort).initiateCoordinatedCommit(
117                 java.util.Optional.empty());
118         doReturn(mockCohort).when(mockReadySupport).onTransactionReady(readWriteTransaction, null);
119
120         Future<ActorSelection> future = localTransactionContext.readyTransaction(null, java.util.Optional.empty());
121         assertTrue(future.isCompleted());
122
123         verify(mockReadySupport).onTransactionReady(readWriteTransaction, null);
124     }
125
126     @Test
127     public void testReadyWithWriteError() {
128         YangInstanceIdentifier yangInstanceIdentifier = YangInstanceIdentifier.EMPTY;
129         NormalizedNode<?, ?> normalizedNode = mock(NormalizedNode.class);
130         RuntimeException error = new RuntimeException("mock");
131         doThrow(error).when(readWriteTransaction).write(yangInstanceIdentifier, normalizedNode);
132
133         localTransactionContext.executeModification(new WriteModification(yangInstanceIdentifier, normalizedNode),
134             null);
135         localTransactionContext.executeModification(new WriteModification(yangInstanceIdentifier, normalizedNode),
136             null);
137
138         verify(readWriteTransaction).write(yangInstanceIdentifier, normalizedNode);
139
140         doReadyWithExpectedError(error);
141     }
142
143     @Test
144     public void testReadyWithMergeError() {
145         YangInstanceIdentifier yangInstanceIdentifier = YangInstanceIdentifier.EMPTY;
146         NormalizedNode<?, ?> normalizedNode = mock(NormalizedNode.class);
147         RuntimeException error = new RuntimeException("mock");
148         doThrow(error).when(readWriteTransaction).merge(yangInstanceIdentifier, normalizedNode);
149
150         localTransactionContext.executeModification(new MergeModification(yangInstanceIdentifier, normalizedNode),
151             null);
152         localTransactionContext.executeModification(new MergeModification(yangInstanceIdentifier, normalizedNode),
153             null);
154
155         verify(readWriteTransaction).merge(yangInstanceIdentifier, normalizedNode);
156
157         doReadyWithExpectedError(error);
158     }
159
160     @Test
161     public void testReadyWithDeleteError() {
162         YangInstanceIdentifier yangInstanceIdentifier = YangInstanceIdentifier.EMPTY;
163         RuntimeException error = new RuntimeException("mock");
164         doThrow(error).when(readWriteTransaction).delete(yangInstanceIdentifier);
165
166         localTransactionContext.executeModification(new DeleteModification(yangInstanceIdentifier), null);
167         localTransactionContext.executeModification(new DeleteModification(yangInstanceIdentifier), null);
168
169         verify(readWriteTransaction).delete(yangInstanceIdentifier);
170
171         doReadyWithExpectedError(error);
172     }
173
174     private void doReadyWithExpectedError(final RuntimeException expError) {
175         LocalThreePhaseCommitCohort mockCohort = mock(LocalThreePhaseCommitCohort.class);
176         doReturn(akka.dispatch.Futures.successful(null)).when(mockCohort).initiateCoordinatedCommit(
177                 java.util.Optional.empty());
178         doReturn(mockCohort).when(mockReadySupport).onTransactionReady(readWriteTransaction, expError);
179
180         localTransactionContext.readyTransaction(null, java.util.Optional.empty());
181     }
182 }