2 * Copyright (c) 2015 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.raft;
10 import static org.junit.Assert.assertEquals;
11 import static org.mockito.Matchers.same;
12 import static org.mockito.Mockito.doReturn;
13 import static org.mockito.Mockito.reset;
14 import static org.mockito.Mockito.verify;
15 import static org.mockito.Mockito.verifyNoMoreInteractions;
16 import akka.japi.Procedure;
17 import java.util.Collections;
18 import org.hamcrest.BaseMatcher;
19 import org.hamcrest.Description;
20 import org.hamcrest.Matcher;
21 import org.junit.Before;
22 import org.junit.Test;
23 import org.mockito.ArgumentCaptor;
24 import org.mockito.Matchers;
25 import org.mockito.Mock;
26 import org.mockito.Mockito;
27 import org.mockito.MockitoAnnotations;
28 import org.mockito.internal.matchers.Same;
29 import org.opendaylight.controller.cluster.DataPersistenceProvider;
30 import org.opendaylight.controller.cluster.raft.MockRaftActorContext.MockPayload;
31 import org.opendaylight.controller.cluster.raft.MockRaftActorContext.MockReplicatedLogEntry;
32 import org.opendaylight.controller.cluster.raft.base.messages.DeleteEntries;
33 import org.opendaylight.controller.cluster.raft.behaviors.RaftActorBehavior;
34 import org.slf4j.Logger;
35 import org.slf4j.LoggerFactory;
38 * Unit tests for ReplicatedLogImpl.
40 * @author Thomas Pantelis
42 public class ReplicatedLogImplTest {
43 private static final Logger LOG = LoggerFactory.getLogger(RaftActorRecoverySupportTest.class);
46 private DataPersistenceProvider mockPersistence;
49 private RaftActorBehavior mockBehavior;
51 private RaftActorContext context;
52 private final DefaultConfigParamsImpl configParams = new DefaultConfigParamsImpl();
56 MockitoAnnotations.initMocks(this);
58 context = new RaftActorContextImpl(null, null, "test",
59 new ElectionTermImpl(mockPersistence, "test", LOG),
60 -1, -1, Collections.<String,String>emptyMap(), configParams, mockPersistence, LOG);
63 private void verifyPersist(Object message) throws Exception {
64 verifyPersist(message, new Same(message));
67 @SuppressWarnings({ "unchecked", "rawtypes" })
68 private void verifyPersist(Object message, Matcher<?> matcher) throws Exception {
69 ArgumentCaptor<Procedure> procedure = ArgumentCaptor.forClass(Procedure.class);
70 verify(mockPersistence).persist(Matchers.argThat(matcher), procedure.capture());
72 procedure.getValue().apply(message);
75 @SuppressWarnings("unchecked")
77 public void testAppendAndPersistExpectingNoCapture() throws Exception {
78 ReplicatedLog log = ReplicatedLogImpl.newInstance(context);
80 MockReplicatedLogEntry logEntry1 = new MockReplicatedLogEntry(1, 1, new MockPayload("1"));
82 log.appendAndPersist(logEntry1);
84 verifyPersist(logEntry1);
86 assertEquals("size", 1, log.size());
88 reset(mockPersistence);
90 MockReplicatedLogEntry logEntry2 = new MockReplicatedLogEntry(1, 2, new MockPayload("2"));
91 Procedure<ReplicatedLogEntry> mockCallback = Mockito.mock(Procedure.class);
92 log.appendAndPersist(logEntry2, mockCallback);
94 verifyPersist(logEntry2);
96 verify(mockCallback).apply(same(logEntry2));
98 assertEquals("size", 2, log.size());
101 @SuppressWarnings("unchecked")
103 public void testAppendAndPersisWithDuplicateEntry() throws Exception {
104 ReplicatedLog log = ReplicatedLogImpl.newInstance(context);
106 Procedure<ReplicatedLogEntry> mockCallback = Mockito.mock(Procedure.class);
107 MockReplicatedLogEntry logEntry = new MockReplicatedLogEntry(1, 1, new MockPayload("1"));
109 log.appendAndPersist(logEntry, mockCallback);
111 verifyPersist(logEntry);
113 assertEquals("size", 1, log.size());
115 reset(mockPersistence, mockCallback);
117 log.appendAndPersist(logEntry, mockCallback);
119 verifyNoMoreInteractions(mockPersistence, mockCallback);
121 assertEquals("size", 1, log.size());
125 public void testAppendAndPersistExpectingCaptureDueToJournalCount() throws Exception {
126 configParams.setSnapshotBatchCount(2);
128 doReturn(1L).when(mockBehavior).getReplicatedToAllIndex();
130 ReplicatedLog log = ReplicatedLogImpl.newInstance(context);
132 MockReplicatedLogEntry logEntry1 = new MockReplicatedLogEntry(1, 2, new MockPayload("2"));
133 MockReplicatedLogEntry logEntry2 = new MockReplicatedLogEntry(1, 3, new MockPayload("3"));
135 log.appendAndPersist(logEntry1);
136 verifyPersist(logEntry1);
138 reset(mockPersistence);
140 log.appendAndPersist(logEntry2);
141 verifyPersist(logEntry2);
144 assertEquals("size", 2, log.size());
148 public void testAppendAndPersistExpectingCaptureDueToDataSize() throws Exception {
149 doReturn(1L).when(mockBehavior).getReplicatedToAllIndex();
151 context.setTotalMemoryRetriever(() -> 100);
153 ReplicatedLog log = ReplicatedLogImpl.newInstance(context);
156 MockReplicatedLogEntry logEntry = new MockReplicatedLogEntry(1, 2, new MockPayload("2", dataSize));
158 log.appendAndPersist(logEntry);
159 verifyPersist(logEntry);
161 reset(mockPersistence);
163 logEntry = new MockReplicatedLogEntry(1, 3, new MockPayload("3", 5));
165 log.appendAndPersist(logEntry);
166 verifyPersist(logEntry);
168 assertEquals("size", 2, log.size());
172 public void testRemoveFromAndPersist() throws Exception {
174 ReplicatedLog log = ReplicatedLogImpl.newInstance(context);
176 log.append(new MockReplicatedLogEntry(1, 0, new MockPayload("0")));
177 log.append(new MockReplicatedLogEntry(1, 1, new MockPayload("1")));
178 log.append(new MockReplicatedLogEntry(1, 2, new MockPayload("2")));
180 log.removeFromAndPersist(1);
182 DeleteEntries deleteEntries = new DeleteEntries(1);
183 verifyPersist(deleteEntries, match(deleteEntries));
185 assertEquals("size", 1, log.size());
187 reset(mockPersistence);
189 log.removeFromAndPersist(1);
191 verifyNoMoreInteractions(mockPersistence);
194 public Matcher<DeleteEntries> match(final DeleteEntries actual){
195 return new BaseMatcher<DeleteEntries>() {
197 public boolean matches(Object o) {
198 DeleteEntries other = (DeleteEntries) o;
199 return actual.getFromIndex() == other.getFromIndex();
203 public void describeTo(Description description) {
204 description.appendText("DeleteEntries: fromIndex: " + actual.getFromIndex());