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.slf4j.Logger;
  40 import org.slf4j.LoggerFactory;
  41
  42 /**
  43  * Test for {@link LLDPLinkAger}.
  44  */
  45 @RunWith(MockitoJUnitRunner.class)
  46 public class LLDPLinkAgerTest {
  47
  48     private static final Logger LOG = LoggerFactory.getLogger(LLDPLinkAgerTest.class);
  49
  50     private static final long LLDP_INTERVAL = 5L;
  51     private static final long LINK_EXPIRATION_TIME = 10L;
  52
  53     /**
  54      * We need to wait while other tasks are finished before we can check anything in LLDPAgingTask.
  55      */
  56     private static final int SLEEP = 100;
  57
  58     private LLDPLinkAger lldpLinkAger;
  59
  60     @Mock
  61     private LinkDiscovered link;
  62     @Mock
  63     private NotificationPublishService notificationService;
  64     @Mock
  65     private EntityOwnershipService eos;
  66     @Mock
  67     private DataBroker dataBroker;
  68     @Mock
  69     private LinkRemoved linkRemoved;
  70
  71
  72     @Before
  73     public void setUp() {
  74         lldpLinkAger = new LLDPLinkAger(getConfig(), notificationService, getConfigurationService(), eos, dataBroker);
  75         Mockito.when(link.getDestination()).thenReturn(new NodeConnectorRef(
  76                 InstanceIdentifier.create(Nodes.class).child(Node.class, new NodeKey(new NodeId("openflow:1")))));
  77         Mockito.when(eos.getOwnershipState(any(Entity.class))).thenReturn(
  78                 Optional.of(EntityOwnershipState.IS_OWNER));
  79     }
  80
  81     @Test
  82     public void testPut() {
  83         assertTrue(lldpLinkAger.isLinkToDateEmpty());
  84         lldpLinkAger.put(link);
  85         assertFalse(lldpLinkAger.isLinkToDateEmpty());
  86     }
  87
  88     @Test
  89     public void testClose() throws Exception {
  90         lldpLinkAger.close();
  91         assertTrue(lldpLinkAger.isLinkToDateEmpty());
  92     }
  93
  94     /**
  95      * Inner class LLDPAgingTask removes all expired records from linkToDate if any (in constructor of LLDPLinkAger).
  96      */
  97     @Test
  98     public void testLLDPAgingTask() throws InterruptedException {
  99         lldpLinkAger.put(link);
 100         Thread.sleep(SLEEP);
 101         verify(notificationService).putNotification(any(LinkRemoved.class));
 102     }
 103
 104     private TopologyLldpDiscoveryConfig getConfig() {
 105         TopologyLldpDiscoveryConfigBuilder cfgBuilder = new TopologyLldpDiscoveryConfigBuilder();
 106         cfgBuilder.setTopologyLldpInterval(new NonZeroUint32Type(LLDP_INTERVAL));
 107         cfgBuilder.setTopologyLldpExpirationInterval(new NonZeroUint32Type(LINK_EXPIRATION_TIME));
 108         return cfgBuilder.build();
 109     }
 110
 111     private ConfigurationService getConfigurationService() {
 112         final ConfigurationService configurationService = Mockito.mock(ConfigurationService.class);
 113         final TopologyLldpDiscoveryConfig config = getConfig();
 114
 115         Mockito.when(configurationService.registerListener(any())).thenReturn(() -> {
 116         });
 117
 118         Mockito.lenient().when(configurationService.getProperty(Mockito.eq("topology-lldp-interval"), any()))
 119                 .thenReturn(config.getTopologyLldpInterval());
 120
 121         Mockito.lenient().when(configurationService.getProperty(Mockito.eq("topology-lldp-expiration-interval"), any()))
 122                 .thenReturn(config.getTopologyLldpExpirationInterval());
 123
 124         return configurationService;
 125     }
 126 }