opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/datastore/entityownership/CandidateListChangeListenerTest.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.datastore.entityownership;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnersModel.ENTITY_OWNERS_PATH;
  12 import static org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnersModel.candidatePath;
  13 import static org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnersModel.entityOwnersWithCandidate;
  14 import static org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnersModel.entityPath;
  15
  16 import akka.testkit.javadsl.TestKit;
  17 import com.google.common.collect.ImmutableSet;
  18 import java.time.Duration;
  19 import org.junit.Before;
  20 import org.junit.Test;
  21 import org.mockito.Mock;
  22 import org.mockito.MockitoAnnotations;
  23 import org.opendaylight.controller.cluster.datastore.AbstractActorTest;
  24 import org.opendaylight.controller.cluster.datastore.Shard;
  25 import org.opendaylight.controller.cluster.datastore.ShardDataTree;
  26 import org.opendaylight.controller.cluster.datastore.entityownership.messages.CandidateAdded;
  27 import org.opendaylight.controller.cluster.datastore.entityownership.messages.CandidateRemoved;
  28 import org.opendaylight.controller.md.cluster.datastore.model.SchemaContextHelper;
  29 import org.opendaylight.yangtools.yang.common.QName;
  30 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  31 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  32 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataValidationFailedException;
  33 import org.opendaylight.yangtools.yang.data.api.schema.tree.TreeType;
  34
  35 /**
  36  * Unit tests for CandidateListChangeListener.
  37  *
  38  * @author Thomas Pantelis
  39  */
  40 public class CandidateListChangeListenerTest extends AbstractActorTest {
  41     private static final String ENTITY_TYPE = "test";
  42     private static final YangInstanceIdentifier ENTITY_ID1 =
  43             YangInstanceIdentifier.of(QName.create("test", "2015-08-14", "entity1"));
  44     private static final YangInstanceIdentifier ENTITY_ID2 =
  45             YangInstanceIdentifier.of(QName.create("test", "2015-08-14", "entity2"));
  46
  47     private ShardDataTree shardDataTree;
  48
  49     @Mock
  50     private Shard mockShard;
  51
  52     @Before
  53     public void setup() {
  54         MockitoAnnotations.initMocks(this);
  55         shardDataTree = new ShardDataTree(mockShard, SchemaContextHelper.entityOwners(), TreeType.OPERATIONAL);
  56     }
  57
  58     @Test
  59     public void testOnDataTreeChanged() throws Exception {
  60         TestKit kit = new TestKit(getSystem());
  61
  62         new CandidateListChangeListener(kit.getRef(), "test").init(shardDataTree);
  63
  64         String memberName1 = "member-1";
  65         writeNode(ENTITY_OWNERS_PATH, entityOwnersWithCandidate(ENTITY_TYPE, ENTITY_ID1, memberName1));
  66
  67         CandidateAdded candidateAdded = kit.expectMsgClass(CandidateAdded.class);
  68         assertEquals("getEntityId", entityPath(ENTITY_TYPE, ENTITY_ID1), candidateAdded.getEntityPath());
  69         assertEquals("getNewCandidate", memberName1, candidateAdded.getNewCandidate());
  70         assertEquals("getAllCandidates", ImmutableSet.of(memberName1),
  71                 ImmutableSet.copyOf(candidateAdded.getAllCandidates()));
  72
  73         writeNode(ENTITY_OWNERS_PATH, entityOwnersWithCandidate(ENTITY_TYPE, ENTITY_ID1, memberName1));
  74         kit.expectNoMessage(Duration.ofMillis(500));
  75
  76         String memberName2 = "member-2";
  77         writeNode(ENTITY_OWNERS_PATH, entityOwnersWithCandidate(ENTITY_TYPE, ENTITY_ID1, memberName2));
  78
  79         candidateAdded = kit.expectMsgClass(CandidateAdded.class);
  80         assertEquals("getEntityId", entityPath(ENTITY_TYPE, ENTITY_ID1), candidateAdded.getEntityPath());
  81         assertEquals("getNewCandidate", memberName2, candidateAdded.getNewCandidate());
  82         assertEquals("getAllCandidates", ImmutableSet.of(memberName1, memberName2),
  83                 ImmutableSet.copyOf(candidateAdded.getAllCandidates()));
  84
  85         writeNode(ENTITY_OWNERS_PATH, entityOwnersWithCandidate(ENTITY_TYPE, ENTITY_ID2, memberName1));
  86
  87         candidateAdded = kit.expectMsgClass(CandidateAdded.class);
  88         assertEquals("getEntityId", entityPath(ENTITY_TYPE, ENTITY_ID2), candidateAdded.getEntityPath());
  89         assertEquals("getNewCandidate", memberName1, candidateAdded.getNewCandidate());
  90         assertEquals("getAllCandidates", ImmutableSet.of(memberName1),
  91                 ImmutableSet.copyOf(candidateAdded.getAllCandidates()));
  92
  93         deleteNode(candidatePath(ENTITY_TYPE, ENTITY_ID1, memberName1));
  94
  95         CandidateRemoved candidateRemoved = kit.expectMsgClass(CandidateRemoved.class);
  96         assertEquals("getEntityId", entityPath(ENTITY_TYPE, ENTITY_ID1), candidateRemoved.getEntityPath());
  97         assertEquals("getRemovedCandidate", memberName1, candidateRemoved.getRemovedCandidate());
  98         assertEquals("getRemainingCandidates", ImmutableSet.of(memberName2),
  99                 ImmutableSet.copyOf(candidateRemoved.getRemainingCandidates()));
 100
 101         deleteNode(candidatePath(ENTITY_TYPE, ENTITY_ID1, memberName2));
 102
 103         candidateRemoved = kit.expectMsgClass(CandidateRemoved.class);
 104         assertEquals("getEntityId", entityPath(ENTITY_TYPE, ENTITY_ID1), candidateRemoved.getEntityPath());
 105         assertEquals("getRemovedCandidate", memberName2, candidateRemoved.getRemovedCandidate());
 106         assertEquals("getRemainingCandidates", ImmutableSet.of(),
 107                 ImmutableSet.copyOf(candidateRemoved.getRemainingCandidates()));
 108     }
 109
 110     private void writeNode(final YangInstanceIdentifier path, final NormalizedNode<?, ?> node)
 111             throws DataValidationFailedException {
 112         AbstractEntityOwnershipTest.writeNode(path, node, shardDataTree);
 113     }
 114
 115     private void deleteNode(final YangInstanceIdentifier path) throws DataValidationFailedException {
 116         AbstractEntityOwnershipTest.deleteNode(path, shardDataTree);
 117     }
 118 }