opendaylight/md-sal/sal-akka-raft/src/test/java/org/opendaylight/controller/cluster/raft/messages/InstallSnapshotTest.java

   1 /*
   2  * Copyright (c) 2015 Brocade Communications 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.raft.messages;
   9
  10 import static org.junit.Assert.assertArrayEquals;
  11 import static org.junit.Assert.assertEquals;
  12 import com.google.common.base.Optional;
  13 import java.io.Serializable;
  14 import java.util.Arrays;
  15 import org.apache.commons.lang.SerializationUtils;
  16 import org.junit.Test;
  17 import org.opendaylight.controller.cluster.raft.RaftVersions;
  18 import org.opendaylight.controller.cluster.raft.ServerConfigurationPayload;
  19 import org.opendaylight.controller.cluster.raft.ServerConfigurationPayload.ServerInfo;
  20 import org.opendaylight.controller.protobuff.messages.cluster.raft.InstallSnapshotMessages;
  21
  22 /**
  23  * Unit tests for InstallSnapshot.
  24  *
  25  * @author Thomas Pantelis
  26  */
  27 public class InstallSnapshotTest {
  28
  29     @Test
  30     public void testSerialization() {
  31         byte[] data = new byte[1000];
  32         int j = 0;
  33         for(int i = 0; i < data.length; i++) {
  34             data[i] = (byte)j;
  35             if(++j >= 255) {
  36                 j = 0;
  37             }
  38         }
  39
  40         ServerConfigurationPayload serverConfig = new ServerConfigurationPayload(Arrays.asList(
  41                 new ServerInfo("leader", true), new ServerInfo("follower", false)));
  42         InstallSnapshot expected = new InstallSnapshot(3L, "leaderId", 11L, 2L, data, 5, 6,
  43                 Optional.<Integer>of(54321), Optional.of(serverConfig));
  44
  45         Object serialized = expected.toSerializable(RaftVersions.CURRENT_VERSION);
  46         assertEquals("Serialized type", InstallSnapshot.class, serialized.getClass());
  47
  48         InstallSnapshot actual = InstallSnapshot.fromSerializable(SerializationUtils.clone((Serializable) serialized));
  49         verifyInstallSnapshot(expected, actual);
  50
  51         expected = new InstallSnapshot(3L, "leaderId", 11L, 2L, data, 5, 6);
  52         actual = InstallSnapshot.fromSerializable(SerializationUtils.clone(
  53                 (Serializable) expected.toSerializable(RaftVersions.CURRENT_VERSION)));
  54         verifyInstallSnapshot(expected, actual);
  55     }
  56
  57     @Test
  58     public void testSerializationWithPreBoronVersion() {
  59         byte[] data = {0,1,2,3,4,5,7,8,9};
  60         InstallSnapshot expected = new InstallSnapshot(3L, "leaderId", 11L, 2L, data, 5, 6, Optional.<Integer>of(54321),
  61                 Optional.<ServerConfigurationPayload>absent());
  62
  63         Object serialized = expected.toSerializable(RaftVersions.LITHIUM_VERSION);
  64         assertEquals("Serialized type", InstallSnapshot.SERIALIZABLE_CLASS, serialized.getClass());
  65
  66         InstallSnapshot actual = InstallSnapshot.fromSerializable(SerializationUtils.clone((Serializable) serialized));
  67         verifyInstallSnapshot(expected, actual);
  68     }
  69
  70     @Test
  71     public void testIsSerializedType() {
  72         assertEquals("isSerializedType", true, InstallSnapshot.isSerializedType(
  73                 InstallSnapshotMessages.InstallSnapshot.newBuilder().build()));
  74         assertEquals("isSerializedType", true, InstallSnapshot.isSerializedType(new InstallSnapshot()));
  75         assertEquals("isSerializedType", false, InstallSnapshot.isSerializedType(new Object()));
  76     }
  77
  78     private static void verifyInstallSnapshot(InstallSnapshot expected, InstallSnapshot actual) {
  79         assertEquals("getTerm", expected.getTerm(), actual.getTerm());
  80         assertEquals("getChunkIndex", expected.getChunkIndex(), actual.getChunkIndex());
  81         assertEquals("getTotalChunks", expected.getTotalChunks(), actual.getTotalChunks());
  82         assertEquals("getLastIncludedTerm", expected.getLastIncludedTerm(), actual.getLastIncludedTerm());
  83         assertEquals("getLastIncludedIndex", expected.getLastIncludedIndex(), actual.getLastIncludedIndex());
  84         assertEquals("getLeaderId", expected.getLeaderId(), actual.getLeaderId());
  85         assertEquals("getChunkIndex", expected.getChunkIndex(), actual.getChunkIndex());
  86         assertArrayEquals("getData", expected.getData(), actual.getData());
  87
  88         assertEquals("getLastChunkHashCode present", expected.getLastChunkHashCode().isPresent(),
  89                 actual.getLastChunkHashCode().isPresent());
  90         if(expected.getLastChunkHashCode().isPresent()) {
  91             assertEquals("getLastChunkHashCode", expected.getLastChunkHashCode().get(),
  92                     actual.getLastChunkHashCode().get());
  93         }
  94
  95         assertEquals("getServerConfig present", expected.getServerConfig().isPresent(),
  96                 actual.getServerConfig().isPresent());
  97         if(expected.getServerConfig().isPresent()) {
  98             assertEquals("getServerConfig", expected.getServerConfig().get().getServerConfig(),
  99                     actual.getServerConfig().get().getServerConfig());
 100         }
 101     }
 102 }