git.opendaylight Code Review - controller.git/blob

   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;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.mockito.ArgumentMatchers.anyLong;
  12 import static org.mockito.ArgumentMatchers.eq;
  13 import static org.mockito.Mockito.mock;
  14 import static org.mockito.Mockito.verify;
  15
  16 import com.google.common.io.ByteSource;
  17 import com.google.common.util.concurrent.MoreExecutors;
  18 import java.io.OutputStream;
  19 import java.nio.file.Path;
  20 import java.util.Map;
  21 import java.util.Optional;
  22 import org.apache.pekko.actor.ActorRef;
  23 import org.apache.pekko.persistence.SaveSnapshotFailure;
  24 import org.apache.pekko.persistence.SaveSnapshotSuccess;
  25 import org.apache.pekko.persistence.SnapshotMetadata;
  26 import org.junit.jupiter.api.BeforeEach;
  27 import org.junit.jupiter.api.Test;
  28 import org.junit.jupiter.api.extension.ExtendWith;
  29 import org.junit.jupiter.api.io.TempDir;
  30 import org.mockito.Mock;
  31 import org.mockito.junit.jupiter.MockitoExtension;
  32 import org.opendaylight.controller.cluster.DataPersistenceProvider;
  33 import org.opendaylight.controller.cluster.raft.SnapshotManager.ApplyLeaderSnapshot;
  34 import org.opendaylight.controller.cluster.raft.base.messages.CaptureSnapshotReply;
  35 import org.opendaylight.controller.cluster.raft.behaviors.RaftActorBehavior;
  36 import org.opendaylight.controller.cluster.raft.persisted.ByteState;
  37 import org.opendaylight.controller.cluster.raft.spi.ImmutableRaftEntryMeta;
  38
  39 /**
  40  * Unit tests for RaftActorSnapshotMessageSupport.
  41  *
  42  * @author Thomas Pantelis
  43  */
  44 @ExtendWith(MockitoExtension.class)
  45 class RaftActorSnapshotMessageSupportTest {
  46     @Mock
  47     private DataPersistenceProvider mockPersistence;
  48     @Mock
  49     private RaftActorBehavior mockBehavior;
  50     @Mock
  51     private RaftActorSnapshotCohort mockCohort;
  52     @Mock
  53     private SnapshotManager mockSnapshotManager;
  54     @Mock
  55     private ActorRef mockRaftActorRef;
  56     @Mock
  57     private ApplyLeaderSnapshot.Callback mockCallback;
  58     @TempDir
  59     private Path stateDir;
  60
  61     private RaftActorSnapshotMessageSupport support;
  62
  63     private RaftActorContext context;
  64     private final DefaultConfigParamsImpl configParams = new DefaultConfigParamsImpl();
  65
  66     @BeforeEach
  67     void beforeEach() throws Exception {
  68         context = new RaftActorContextImpl(mockRaftActorRef, null, new LocalAccess("test", stateDir), -1, -1, Map.of(),
  69             configParams, (short) 0, mockPersistence, applyState -> { }, MoreExecutors.directExecutor()) {
  70                 @Override
  71                 public SnapshotManager getSnapshotManager() {
  72                     return mockSnapshotManager;
  73                 }
  74         };
  75
  76         support = new RaftActorSnapshotMessageSupport(context, mockCohort);
  77
  78         context.setReplicatedLog(ReplicatedLogImpl.newInstance(context));
  79     }
  80
  81     private void sendMessageToSupport(final Object message) {
  82         sendMessageToSupport(message, true);
  83     }
  84
  85     private void sendMessageToSupport(final Object message, final boolean expHandled) {
  86         boolean handled = support.handleSnapshotMessage(message, mockRaftActorRef);
  87         assertEquals("complete", expHandled, handled);
  88     }
  89
  90     @Test
  91     public void testOnApplySnapshot() {
  92         final var snapshot = new ApplyLeaderSnapshot("leaderId", 1, ImmutableRaftEntryMeta.of(2, 1),
  93             ByteSource.wrap(new byte[] { 1, 2, 3, 4, 5 }), null, mockCallback);
  94
  95         sendMessageToSupport(snapshot);
  96
  97         verify(mockSnapshotManager).applyFromLeader(snapshot);
  98     }
  99
 100     @Test
 101     public void testOnCaptureSnapshotReply() {
 102         ByteState state = ByteState.of(new byte[]{1,2,3,4,5});
 103         final var stream = mock(OutputStream.class);
 104         sendMessageToSupport(new CaptureSnapshotReply(state, stream));
 105
 106         verify(mockSnapshotManager).persist(eq(state), eq(Optional.of(stream)), anyLong());
 107     }
 108
 109     @Test
 110     public void testOnSaveSnapshotSuccess() {
 111
 112         long sequenceNumber = 100;
 113         long timeStamp = 1234L;
 114         sendMessageToSupport(new SaveSnapshotSuccess(new SnapshotMetadata("foo", sequenceNumber, timeStamp)));
 115
 116         verify(mockSnapshotManager).commit(eq(sequenceNumber), eq(timeStamp));
 117     }
 118
 119     @Test
 120     public void testOnSaveSnapshotFailure() {
 121
 122         sendMessageToSupport(new SaveSnapshotFailure(new SnapshotMetadata("foo", 100, 1234L),
 123                 new Throwable("mock")));
 124
 125         verify(mockSnapshotManager).rollback();
 126     }
 127
 128     @Test
 129     public void testOnCommitSnapshot() {
 130
 131         sendMessageToSupport(RaftActorSnapshotMessageSupport.CommitSnapshot.INSTANCE);
 132
 133         verify(mockSnapshotManager).commit(eq(-1L), eq(-1L));
 134     }
 135
 136     @Test
 137     public void testUnhandledMessage() {
 138
 139         sendMessageToSupport("unhandled", false);
 140     }
 141 }