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
  13 import com.google.common.base.Optional;
  14 import java.io.Serializable;
  15 import java.util.Arrays;
  16 import org.apache.commons.lang.SerializationUtils;
  17 import org.junit.Test;
  18 import org.opendaylight.controller.cluster.raft.RaftVersions;
  19 import org.opendaylight.controller.cluster.raft.persisted.ServerConfigurationPayload;
  20 import org.opendaylight.controller.cluster.raft.persisted.ServerInfo;
  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         for (int i = 0, j = 0; i < data.length; i++) {
  33             data[i] = (byte)j;
  34             if (++j >= 255) {
  35                 j = 0;
  36             }
  37         }
  38
  39         ServerConfigurationPayload serverConfig = new ServerConfigurationPayload(Arrays.asList(
  40                 new ServerInfo("leader", true), new ServerInfo("follower", false)));
  41         InstallSnapshot expected = new InstallSnapshot(3L, "leaderId", 11L, 2L, data, 5, 6,
  42                 Optional.<Integer>of(54321), Optional.of(serverConfig));
  43
  44         Object serialized = expected.toSerializable(RaftVersions.CURRENT_VERSION);
  45         assertEquals("Serialized type", InstallSnapshot.class, serialized.getClass());
  46
  47         InstallSnapshot actual = (InstallSnapshot) SerializationUtils.clone((Serializable) serialized);
  48         verifyInstallSnapshot(expected, actual);
  49
  50         expected = new InstallSnapshot(3L, "leaderId", 11L, 2L, data, 5, 6);
  51         actual = (InstallSnapshot) SerializationUtils.clone((Serializable) expected.toSerializable(
  52                 RaftVersions.CURRENT_VERSION));
  53         verifyInstallSnapshot(expected, actual);
  54     }
  55
  56     private static void verifyInstallSnapshot(InstallSnapshot expected, InstallSnapshot actual) {
  57         assertEquals("getTerm", expected.getTerm(), actual.getTerm());
  58         assertEquals("getChunkIndex", expected.getChunkIndex(), actual.getChunkIndex());
  59         assertEquals("getTotalChunks", expected.getTotalChunks(), actual.getTotalChunks());
  60         assertEquals("getLastIncludedTerm", expected.getLastIncludedTerm(), actual.getLastIncludedTerm());
  61         assertEquals("getLastIncludedIndex", expected.getLastIncludedIndex(), actual.getLastIncludedIndex());
  62         assertEquals("getLeaderId", expected.getLeaderId(), actual.getLeaderId());
  63         assertEquals("getChunkIndex", expected.getChunkIndex(), actual.getChunkIndex());
  64         assertArrayEquals("getData", expected.getData(), actual.getData());
  65
  66         assertEquals("getLastChunkHashCode present", expected.getLastChunkHashCode().isPresent(),
  67                 actual.getLastChunkHashCode().isPresent());
  68         if (expected.getLastChunkHashCode().isPresent()) {
  69             assertEquals("getLastChunkHashCode", expected.getLastChunkHashCode().get(),
  70                     actual.getLastChunkHashCode().get());
  71         }
  72
  73         assertEquals("getServerConfig present", expected.getServerConfig().isPresent(),
  74                 actual.getServerConfig().isPresent());
  75         if (expected.getServerConfig().isPresent()) {
  76             assertEquals("getServerConfig", expected.getServerConfig().get().getServerConfig(),
  77                     actual.getServerConfig().get().getServerConfig());
  78         }
  79     }
  80 }