mappingservice/clustering/src/main/test/org/opendaylight/lispflowmapping/clustering/ClusterNodeModulSwitcherImplTest.java

   1 /*
   2  * Copyright (c) 2016 Cisco 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.lispflowmapping.clustering;
   9
  10 import static org.opendaylight.lispflowmapping.clustering.util.ClusteringUtil.LISPFLOWMAPPING_ENTITY_NAME;
  11 import static org.opendaylight.lispflowmapping.clustering.util.ClusteringUtil.LISPFLOWMAPPING_ENTITY_TYPE;
  12
  13 import com.google.common.base.Optional;
  14 import org.junit.Assert;
  15 import org.junit.Before;
  16 import org.junit.Test;
  17 import org.mockito.Matchers;
  18 import org.mockito.Mockito;
  19 import org.opendaylight.controller.md.sal.common.api.clustering.CandidateAlreadyRegisteredException;
  20 import org.opendaylight.controller.md.sal.common.api.clustering.Entity;
  21 import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipChange;
  22 import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipService;
  23 import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipState;
  24 import org.opendaylight.lispflowmapping.clustering.api.ClusterNodeModuleSwitcher;
  25
  26 public class ClusterNodeModulSwitcherImplTest  {
  27
  28     private EntityOwnershipService entityOwnershipServiceMocked;
  29     private ClusterNodeModulSwitcherImpl clusterNodeModulSwitcherImpl;
  30     private ClusterNodeModuleSwitcher module;
  31     private Entity entity = new Entity(LISPFLOWMAPPING_ENTITY_NAME, LISPFLOWMAPPING_ENTITY_TYPE);
  32
  33     @Before
  34     public void init() {
  35         entityOwnershipServiceMocked = Mockito.mock(EntityOwnershipService.class);
  36         clusterNodeModulSwitcherImpl = new ClusterNodeModulSwitcherImpl(entityOwnershipServiceMocked);
  37         module = Mockito.mock(ClusterNodeModuleSwitcher.class);
  38     }
  39
  40     @Test
  41     public void constructorCallTest() throws CandidateAlreadyRegisteredException {
  42         Mockito.verify(entityOwnershipServiceMocked).registerListener(Matchers.eq(LISPFLOWMAPPING_ENTITY_NAME),
  43                 Matchers.any(ClusterNodeModulSwitcherImpl.class));
  44         Mockito.verify(entityOwnershipServiceMocked).registerCandidate(Matchers.eq(entity));
  45     }
  46
  47     @Test
  48     public void ownershipChangedTest() {
  49         //is not owner
  50         ownershipChanged(false);
  51         Mockito.verify(module).stopModule();
  52         //is owner
  53         ownershipChanged(true);
  54         Mockito.verify(module).startModule();
  55     }
  56
  57     @Test
  58     public void isMasterTest_OptionalAbsent() {
  59         Mockito.when(entityOwnershipServiceMocked.getOwnershipState(Matchers.eq(entity))).thenReturn(Optional
  60                 .absent
  61                         ());
  62         Assert.assertFalse(clusterNodeModulSwitcherImpl.isMaster());
  63     }
  64
  65     @Test
  66     public void isMasterTest_True() {
  67         Mockito.when(entityOwnershipServiceMocked.getOwnershipState(Matchers.eq(entity))).thenReturn(Optional
  68                 .of(new EntityOwnershipState(true, true)));
  69         Assert.assertTrue(clusterNodeModulSwitcherImpl.isMaster());
  70     }
  71
  72     @Test
  73     public void isMasterTest_False() {
  74         Mockito.when(entityOwnershipServiceMocked.getOwnershipState(Matchers.eq(entity))).thenReturn(Optional
  75                 .of(new EntityOwnershipState(false, true)));
  76         Assert.assertFalse(clusterNodeModulSwitcherImpl.isMaster());
  77     }
  78
  79     @Test
  80     public void switchModuleByEntityOwnershipTest() {
  81         Mockito.when(entityOwnershipServiceMocked.getOwnershipState(Matchers.eq(entity))).thenReturn(Optional
  82                 .of(new EntityOwnershipState(false, true)));
  83         clusterNodeModulSwitcherImpl.switchModuleByEntityOwnership();
  84     }
  85
  86     private void ownershipChanged(boolean isOwner) {
  87         final EntityOwnershipChange entityOwnershipChangeMock = Mockito.mock(EntityOwnershipChange.class);
  88         clusterNodeModulSwitcherImpl.setModule(module);
  89         Mockito.when(entityOwnershipChangeMock.isOwner()).thenReturn(isOwner);
  90         clusterNodeModulSwitcherImpl.ownershipChanged(entityOwnershipChangeMock);
  91     }
  92 }