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 import akka.testkit.JavaTestKit;
  16 import com.google.common.collect.ImmutableSet;
  17 import java.util.concurrent.TimeUnit;
  18 import org.junit.Test;
  19 import org.opendaylight.controller.cluster.datastore.AbstractActorTest;
  20 import org.opendaylight.controller.cluster.datastore.ShardDataTree;
  21 import org.opendaylight.controller.cluster.datastore.entityownership.messages.CandidateAdded;
  22 import org.opendaylight.controller.cluster.datastore.entityownership.messages.CandidateRemoved;
  23 import org.opendaylight.controller.md.cluster.datastore.model.SchemaContextHelper;
  24 import org.opendaylight.yangtools.yang.common.QName;
  25 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  26 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  27 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataValidationFailedException;
  28 import scala.concurrent.duration.FiniteDuration;
  29
  30 /**
  31  * Unit tests for CandidateListChangeListener.
  32  *
  33  * @author Thomas Pantelis
  34  */
  35 public class CandidateListChangeListenerTest extends AbstractActorTest {
  36     private static final String ENTITY_TYPE = "test";
  37     private static final YangInstanceIdentifier ENTITY_ID1 =
  38             YangInstanceIdentifier.of(QName.create("test", "2015-08-14", "entity1"));
  39     private static final YangInstanceIdentifier ENTITY_ID2 =
  40             YangInstanceIdentifier.of(QName.create("test", "2015-08-14", "entity2"));
  41
  42     private final ShardDataTree shardDataTree = new ShardDataTree(SchemaContextHelper.entityOwners());
  43
  44     @Test
  45     public void testOnDataTreeChanged() throws Exception {
  46         JavaTestKit kit = new JavaTestKit(getSystem());
  47
  48         new CandidateListChangeListener(kit.getRef()).init(shardDataTree);
  49
  50         String memberName1 = "member-1";
  51         writeNode(ENTITY_OWNERS_PATH, entityOwnersWithCandidate(ENTITY_TYPE, ENTITY_ID1, memberName1));
  52
  53         CandidateAdded candidateAdded = kit.expectMsgClass(CandidateAdded.class);
  54         assertEquals("getEntityId", entityPath(ENTITY_TYPE, ENTITY_ID1), candidateAdded.getEntityPath());
  55         assertEquals("getNewCandidate", memberName1, candidateAdded.getNewCandidate());
  56         assertEquals("getAllCandidates", ImmutableSet.of(memberName1),
  57                 ImmutableSet.copyOf(candidateAdded.getAllCandidates()));
  58
  59         writeNode(ENTITY_OWNERS_PATH, entityOwnersWithCandidate(ENTITY_TYPE, ENTITY_ID1, memberName1));
  60         kit.expectNoMsg(FiniteDuration.create(500, TimeUnit.MILLISECONDS));
  61
  62         String memberName2 = "member-2";
  63         writeNode(ENTITY_OWNERS_PATH, entityOwnersWithCandidate(ENTITY_TYPE, ENTITY_ID1, memberName2));
  64
  65         candidateAdded = kit.expectMsgClass(CandidateAdded.class);
  66         assertEquals("getEntityId", entityPath(ENTITY_TYPE, ENTITY_ID1), candidateAdded.getEntityPath());
  67         assertEquals("getNewCandidate", memberName2, candidateAdded.getNewCandidate());
  68         assertEquals("getAllCandidates", ImmutableSet.of(memberName1, memberName2),
  69                 ImmutableSet.copyOf(candidateAdded.getAllCandidates()));
  70
  71         writeNode(ENTITY_OWNERS_PATH, entityOwnersWithCandidate(ENTITY_TYPE, ENTITY_ID2, memberName1));
  72
  73         candidateAdded = kit.expectMsgClass(CandidateAdded.class);
  74         assertEquals("getEntityId", entityPath(ENTITY_TYPE, ENTITY_ID2), candidateAdded.getEntityPath());
  75         assertEquals("getNewCandidate", memberName1, candidateAdded.getNewCandidate());
  76         assertEquals("getAllCandidates", ImmutableSet.of(memberName1),
  77                 ImmutableSet.copyOf(candidateAdded.getAllCandidates()));
  78
  79         deleteNode(candidatePath(ENTITY_TYPE, ENTITY_ID1, memberName1));
  80
  81         CandidateRemoved candidateRemoved = kit.expectMsgClass(CandidateRemoved.class);
  82         assertEquals("getEntityId", entityPath(ENTITY_TYPE, ENTITY_ID1), candidateRemoved.getEntityPath());
  83         assertEquals("getRemovedCandidate", memberName1, candidateRemoved.getRemovedCandidate());
  84         assertEquals("getRemainingCandidates", ImmutableSet.of(memberName2),
  85                 ImmutableSet.copyOf(candidateRemoved.getRemainingCandidates()));
  86
  87         deleteNode(candidatePath(ENTITY_TYPE, ENTITY_ID1, memberName2));
  88
  89         candidateRemoved = kit.expectMsgClass(CandidateRemoved.class);
  90         assertEquals("getEntityId", entityPath(ENTITY_TYPE, ENTITY_ID1), candidateRemoved.getEntityPath());
  91         assertEquals("getRemovedCandidate", memberName2, candidateRemoved.getRemovedCandidate());
  92         assertEquals("getRemainingCandidates", ImmutableSet.of(),
  93                 ImmutableSet.copyOf(candidateRemoved.getRemainingCandidates()));
  94     }
  95
  96     private void writeNode(YangInstanceIdentifier path, NormalizedNode<?, ?> node) throws DataValidationFailedException {
  97         AbstractEntityOwnershipTest.writeNode(path, node, shardDataTree);
  98     }
  99
 100     private void deleteNode(YangInstanceIdentifier path) throws DataValidationFailedException {
 101         AbstractEntityOwnershipTest.deleteNode(path, shardDataTree);
 102     }
 103 }