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 import org.slf4j.Logger;
  41 import org.slf4j.LoggerFactory;
  42
  43 /**
  44  * Test for {@link LLDPLinkAger}.
  45  */
  46 @RunWith(MockitoJUnitRunner.class)
  47 public class LLDPLinkAgerTest {
  48
  49     private static final Logger LOG = LoggerFactory.getLogger(LLDPLinkAgerTest.class);
  50
  51     private static final Uint32 LLDP_INTERVAL = Uint32.valueOf(5);
  52     private static final Uint32 LINK_EXPIRATION_TIME = Uint32.TEN;
  53
  54     /**
  55      * We need to wait while other tasks are finished before we can check anything in LLDPAgingTask.
  56      */
  57     private static final int SLEEP = 100;
  58
  59     private LLDPLinkAger lldpLinkAger;
  60
  61     @Mock
  62     private LinkDiscovered link;
  63     @Mock
  64     private NotificationPublishService notificationService;
  65     @Mock
  66     private EntityOwnershipService eos;
  67     @Mock
  68     private DataBroker dataBroker;
  69     @Mock
  70     private LinkRemoved linkRemoved;
  71
  72
  73     @Before
  74     public void setUp() {
  75         lldpLinkAger = new LLDPLinkAger(getConfig(), notificationService, getConfigurationService(), eos, dataBroker);
  76         Mockito.when(link.getDestination()).thenReturn(new NodeConnectorRef(
  77                 InstanceIdentifier.create(Nodes.class).child(Node.class, new NodeKey(new NodeId("openflow:1")))));
  78         Mockito.when(eos.getOwnershipState(any(Entity.class))).thenReturn(
  79                 Optional.of(EntityOwnershipState.IS_OWNER));
  80     }
  81
  82     @Test
  83     public void testPut() {
  84         assertTrue(lldpLinkAger.isLinkToDateEmpty());
  85         lldpLinkAger.put(link);
  86         assertFalse(lldpLinkAger.isLinkToDateEmpty());
  87     }
  88
  89     @Test
  90     public void testClose() throws Exception {
  91         lldpLinkAger.close();
  92         assertTrue(lldpLinkAger.isLinkToDateEmpty());
  93     }
  94
  95     /**
  96      * Inner class LLDPAgingTask removes all expired records from linkToDate if any (in constructor of LLDPLinkAger).
  97      */
  98     @Test
  99     public void testLLDPAgingTask() throws InterruptedException {
 100         lldpLinkAger.put(link);
 101         Thread.sleep(SLEEP);
 102         verify(notificationService).putNotification(any(LinkRemoved.class));
 103     }
 104
 105     private static TopologyLldpDiscoveryConfig getConfig() {
 106         TopologyLldpDiscoveryConfigBuilder cfgBuilder = new TopologyLldpDiscoveryConfigBuilder();
 107         cfgBuilder.setTopologyLldpInterval(new NonZeroUint32Type(LLDP_INTERVAL));
 108         cfgBuilder.setTopologyLldpExpirationInterval(new NonZeroUint32Type(LINK_EXPIRATION_TIME));
 109         return cfgBuilder.build();
 110     }
 111
 112     private static ConfigurationService getConfigurationService() {
 113         final ConfigurationService configurationService = Mockito.mock(ConfigurationService.class);
 114         final TopologyLldpDiscoveryConfig config = getConfig();
 115
 116         Mockito.when(configurationService.registerListener(any())).thenReturn(() -> {
 117         });
 118
 119         Mockito.lenient().when(configurationService.getProperty(Mockito.eq("topology-lldp-interval"), any()))
 120                 .thenReturn(config.getTopologyLldpInterval());
 121
 122         Mockito.lenient().when(configurationService.getProperty(Mockito.eq("topology-lldp-expiration-interval"), any()))
 123                 .thenReturn(config.getTopologyLldpExpirationInterval());
 124
 125         return configurationService;
 126     }
 127 }