applications/topology-lldp-discovery/src/test/java/org/opendaylight/openflowplugin/applications/topology/lldp/LLDPLinkAgerTest.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.openflowplugin.applications.topology.lldp;
   9
  10 import static org.junit.Assert.assertFalse;
  11 import static org.junit.Assert.assertTrue;
  12 import static org.mockito.ArgumentMatchers.any;
  13 import static org.mockito.Mockito.verify;
  14
  15 import java.util.Optional;
  16 import org.junit.Before;
  17 import org.junit.Test;
  18 import org.junit.runner.RunWith;
  19 import org.mockito.Mock;
  20 import org.mockito.Mockito;
  21 import org.mockito.junit.MockitoJUnitRunner;
  22 import org.opendaylight.mdsal.binding.api.DataBroker;
  23 import org.opendaylight.mdsal.binding.api.NotificationPublishService;
  24 import org.opendaylight.mdsal.eos.binding.api.Entity;
  25 import org.opendaylight.mdsal.eos.binding.api.EntityOwnershipService;
  26 import org.opendaylight.mdsal.eos.common.api.EntityOwnershipState;
  27 import org.opendaylight.openflowplugin.api.openflow.configuration.ConfigurationService;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.topology.discovery.rev130819.LinkDiscovered;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.topology.discovery.rev130819.LinkRemoved;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorRef;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeKey;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.lldp.discovery.config.rev160511.NonZeroUint32Type;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.lldp.discovery.config.rev160511.TopologyLldpDiscoveryConfig;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.lldp.discovery.config.rev160511.TopologyLldpDiscoveryConfigBuilder;
  38 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  39 import org.opendaylight.yangtools.yang.common.Uint32;
  40
  41 /**
  42  * Test for {@link LLDPLinkAger}.
  43  */
  44 @RunWith(MockitoJUnitRunner.class)
  45 public class LLDPLinkAgerTest {
  46     private static final Uint32 LLDP_INTERVAL = Uint32.valueOf(5);
  47     private static final Uint32 LINK_EXPIRATION_TIME = Uint32.TEN;
  48
  49     /**
  50      * We need to wait while other tasks are finished before we can check anything in LLDPAgingTask.
  51      */
  52     private static final int SLEEP = 100;
  53
  54     private LLDPLinkAger lldpLinkAger;
  55
  56     @Mock
  57     private LinkDiscovered link;
  58     @Mock
  59     private NotificationPublishService notificationService;
  60     @Mock
  61     private EntityOwnershipService eos;
  62     @Mock
  63     private DataBroker dataBroker;
  64     @Mock
  65     private LinkRemoved linkRemoved;
  66
  67
  68     @Before
  69     public void setUp() {
  70         lldpLinkAger = new LLDPLinkAger(getConfig(), notificationService, getConfigurationService(), eos, dataBroker);
  71         Mockito.when(link.getDestination()).thenReturn(new NodeConnectorRef(
  72                 InstanceIdentifier.create(Nodes.class).child(Node.class, new NodeKey(new NodeId("openflow:1")))));
  73         Mockito.when(eos.getOwnershipState(any(Entity.class))).thenReturn(
  74                 Optional.of(EntityOwnershipState.IS_OWNER));
  75     }
  76
  77     @Test
  78     public void testPut() {
  79         assertTrue(lldpLinkAger.isLinkToDateEmpty());
  80         lldpLinkAger.put(link);
  81         assertFalse(lldpLinkAger.isLinkToDateEmpty());
  82     }
  83
  84     @Test
  85     public void testClose() throws Exception {
  86         lldpLinkAger.close();
  87         assertTrue(lldpLinkAger.isLinkToDateEmpty());
  88     }
  89
  90     /**
  91      * Inner class LLDPAgingTask removes all expired records from linkToDate if any (in constructor of LLDPLinkAger).
  92      */
  93     @Test
  94     public void testLLDPAgingTask() throws InterruptedException {
  95         lldpLinkAger.put(link);
  96         Thread.sleep(SLEEP);
  97         verify(notificationService).putNotification(any(LinkRemoved.class));
  98     }
  99
 100     private static TopologyLldpDiscoveryConfig getConfig() {
 101         TopologyLldpDiscoveryConfigBuilder cfgBuilder = new TopologyLldpDiscoveryConfigBuilder();
 102         cfgBuilder.setTopologyLldpInterval(new NonZeroUint32Type(LLDP_INTERVAL));
 103         cfgBuilder.setTopologyLldpExpirationInterval(new NonZeroUint32Type(LINK_EXPIRATION_TIME));
 104         return cfgBuilder.build();
 105     }
 106
 107     private static ConfigurationService getConfigurationService() {
 108         final ConfigurationService configurationService = Mockito.mock(ConfigurationService.class);
 109         final TopologyLldpDiscoveryConfig config = getConfig();
 110
 111         Mockito.when(configurationService.registerListener(any())).thenReturn(() -> {
 112         });
 113
 114         Mockito.lenient().when(configurationService.getProperty(Mockito.eq("topology-lldp-interval"), any()))
 115                 .thenReturn(config.getTopologyLldpInterval());
 116
 117         Mockito.lenient().when(configurationService.getProperty(Mockito.eq("topology-lldp-expiration-interval"), any()))
 118                 .thenReturn(config.getTopologyLldpExpirationInterval());
 119
 120         return configurationService;
 121     }
 122 }