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