bgp/rib-impl/src/test/java/org/opendaylight/protocol/bgp/rib/impl/SynchronizationAndExceptionTest.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.protocol.bgp.rib.impl;
   9
  10 import static org.mockito.ArgumentMatchers.any;
  11 import static org.mockito.ArgumentMatchers.eq;
  12 import static org.mockito.Mockito.doAnswer;
  13 import static org.mockito.Mockito.doNothing;
  14 import static org.mockito.Mockito.doReturn;
  15 import static org.mockito.Mockito.mock;
  16 import static org.mockito.Mockito.verify;
  17 import static org.mockito.internal.verification.VerificationModeFactory.times;
  18 import static org.opendaylight.protocol.bgp.rib.spi.RIBNodeIdentifiers.ADJRIBIN_NID;
  19 import static org.opendaylight.protocol.bgp.rib.spi.RIBNodeIdentifiers.ATTRIBUTES_NID;
  20 import static org.opendaylight.protocol.bgp.rib.spi.RIBNodeIdentifiers.BGPRIB_NID;
  21 import static org.opendaylight.protocol.bgp.rib.spi.RIBNodeIdentifiers.PEER_NID;
  22 import static org.opendaylight.protocol.bgp.rib.spi.RIBNodeIdentifiers.RIB_NID;
  23 import static org.opendaylight.protocol.bgp.rib.spi.RIBNodeIdentifiers.TABLES_NID;
  24 import static org.opendaylight.protocol.bgp.rib.spi.RIBNodeIdentifiers.UPTODATE_NID;
  25
  26 import com.google.common.collect.ImmutableClassToInstanceMap;
  27 import com.google.common.collect.ImmutableList;
  28 import com.google.common.collect.ImmutableMap;
  29 import com.google.common.collect.Lists;
  30 import io.netty.channel.Channel;
  31 import io.netty.channel.ChannelFuture;
  32 import io.netty.channel.ChannelHandler;
  33 import io.netty.channel.ChannelPipeline;
  34 import io.netty.channel.EventLoop;
  35 import io.netty.channel.embedded.EmbeddedChannel;
  36 import io.netty.util.concurrent.GlobalEventExecutor;
  37 import java.net.InetAddress;
  38 import java.net.InetSocketAddress;
  39 import java.util.ArrayList;
  40 import java.util.Collections;
  41 import java.util.List;
  42 import java.util.Map;
  43 import java.util.concurrent.TimeUnit;
  44 import org.junit.Before;
  45 import org.junit.Test;
  46 import org.mockito.ArgumentMatchers;
  47 import org.mockito.Mock;
  48 import org.opendaylight.mdsal.common.api.CommitInfo;
  49 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  50 import org.opendaylight.mdsal.dom.api.DOMDataBroker;
  51 import org.opendaylight.mdsal.dom.api.DOMDataTreeChangeService;
  52 import org.opendaylight.mdsal.dom.api.DOMDataTreeWriteTransaction;
  53 import org.opendaylight.mdsal.dom.api.DOMTransactionChain;
  54 import org.opendaylight.protocol.bgp.mode.api.PathSelectionMode;
  55 import org.opendaylight.protocol.bgp.mode.impl.base.BasePathSelectionModeFactory;
  56 import org.opendaylight.protocol.bgp.parser.BgpExtendedMessageUtil;
  57 import org.opendaylight.protocol.bgp.parser.BgpTableTypeImpl;
  58 import org.opendaylight.protocol.bgp.rib.spi.RIBQNames;
  59 import org.opendaylight.protocol.bgp.rib.spi.RibSupportUtils;
  60 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.AsNumber;
  61 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddressNoZone;
  62 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4AddressNoZone;
  63 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Prefix;
  64 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.Notify;
  65 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.Open;
  66 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.OpenBuilder;
  67 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.ProtocolVersion;
  68 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.UpdateBuilder;
  69 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.open.message.BgpParameters;
  70 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.open.message.BgpParametersBuilder;
  71 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.open.message.bgp.parameters.OptionalCapabilities;
  72 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.open.message.bgp.parameters.OptionalCapabilitiesBuilder;
  73 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.open.message.bgp.parameters.optional.capabilities.CParametersBuilder;
  74 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.open.message.bgp.parameters.optional.capabilities.c.parameters.As4BytesCapabilityBuilder;
  75 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.AttributesBuilder;
  76 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.AsPath;
  77 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.AsPathBuilder;
  78 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.LocalPrefBuilder;
  79 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.Origin;
  80 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.OriginBuilder;
  81 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.update.message.Nlri;
  82 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.update.message.NlriBuilder;
  83 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.BgpTableType;
  84 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.CParameters1;
  85 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.CParameters1Builder;
  86 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.mp.capabilities.GracefulRestartCapabilityBuilder;
  87 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.mp.capabilities.MultiprotocolCapabilityBuilder;
  88 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.PeerRole;
  89 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.RibId;
  90 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.bgp.rib.Rib;
  91 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.bgp.rib.rib.Peer;
  92 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.TablesKey;
  93 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.BgpId;
  94 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.BgpOrigin;
  95 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.Ipv4AddressFamily;
  96 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.UnicastSubsequentAddressFamily;
  97 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.next.hop.CNextHop;
  98 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.next.hop.c.next.hop.Ipv4NextHopCaseBuilder;
  99 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.next.hop.c.next.hop.ipv4.next.hop._case.Ipv4NextHopBuilder;
 100 import org.opendaylight.yangtools.concepts.ListenerRegistration;
 101 import org.opendaylight.yangtools.yang.common.QName;
 102 import org.opendaylight.yangtools.yang.common.Uint16;
 103 import org.opendaylight.yangtools.yang.common.Uint32;
 104 import org.opendaylight.yangtools.yang.common.Uint8;
 105 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
 106 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
 107 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
 108
 109 public class SynchronizationAndExceptionTest extends AbstractAddPathTest {
 110     private static final int HOLD_TIMER = 3;
 111     private static final AsNumber AS_NUMBER = new AsNumber(Uint32.valueOf(30));
 112     private static final Ipv4AddressNoZone BGP_ID = new Ipv4AddressNoZone("1.1.1.2");
 113     private static final String LOCAL_IP = "1.1.1.4";
 114     private static final int LOCAL_PORT = 12345;
 115     private static final String RIB_ID = "1.1.1.2";
 116     private static final YangInstanceIdentifier PEER_PATH = YangInstanceIdentifier.builder()
 117             .node(BGPRIB_NID).node(RIB_NID)
 118             .nodeWithKey(Rib.QNAME, QName.create(Rib.QNAME, "id").intern(), RIB_ID)
 119             .node(PEER_NID).nodeWithKey(Peer.QNAME, RIBQNames.PEER_ID_QNAME, "bgp://1.1.1.2").build();
 120     private static final YangInstanceIdentifier TABLE_PATH = PEER_PATH.node(ADJRIBIN_NID).node(TABLES_NID)
 121             .node(RibSupportUtils.toYangTablesKey(new TablesKey(Ipv4AddressFamily.class,
 122                     UnicastSubsequentAddressFamily.class))).node(ATTRIBUTES_NID)
 123             .node(UPTODATE_NID);
 124     private final IpAddressNoZone neighbor = new IpAddressNoZone(new Ipv4AddressNoZone(LOCAL_IP));
 125     private final BgpTableType ipv4tt = new BgpTableTypeImpl(Ipv4AddressFamily.class,
 126             UnicastSubsequentAddressFamily.class);
 127     private Open classicOpen;
 128     @Mock
 129     private EventLoop eventLoop;
 130     @Mock
 131     private ChannelPipeline pipeline;
 132     @Mock
 133     private Channel speakerListener;
 134     @Mock
 135     private DOMDataBroker domBroker;
 136     @Mock
 137     private DOMTransactionChain domChain;
 138     @Mock
 139     private DOMDataTreeWriteTransaction tx;
 140
 141     @Override
 142     @Before
 143     public void setUp() throws Exception {
 144         super.setUp();
 145         new EmbeddedChannel();
 146         final List<BgpParameters> tlvs = new ArrayList<>();
 147         this.classicOpen = new OpenBuilder()
 148                 .setMyAsNumber(Uint16.valueOf(AS_NUMBER.getValue()))
 149                 .setHoldTimer(Uint16.valueOf(HOLD_TIMER))
 150                 .setVersion(new ProtocolVersion(Uint8.valueOf(4)))
 151                 .setBgpParameters(tlvs)
 152                 .setBgpIdentifier(BGP_ID)
 153                 .build();
 154
 155         final List<OptionalCapabilities> capa = new ArrayList<>();
 156         capa.add(new OptionalCapabilitiesBuilder().setCParameters(new CParametersBuilder()
 157                 .addAugmentation(CParameters1.class, new CParameters1Builder()
 158                         .setMultiprotocolCapability(new MultiprotocolCapabilityBuilder()
 159                                 .setAfi(this.ipv4tt.getAfi()).setSafi(this.ipv4tt.getSafi()).build())
 160                         .setGracefulRestartCapability(new GracefulRestartCapabilityBuilder().setRestartTime(Uint16.ZERO)
 161                                 .build()).build())
 162                 .setAs4BytesCapability(new As4BytesCapabilityBuilder().setAsNumber(AS_NUMBER).build()).build())
 163                 .build());
 164         capa.add(new OptionalCapabilitiesBuilder()
 165                 .setCParameters(BgpExtendedMessageUtil.EXTENDED_MESSAGE_CAPABILITY).build());
 166         tlvs.add(new BgpParametersBuilder().setOptionalCapabilities(capa).build());
 167
 168         doReturn(null).when(mock(ChannelFuture.class)).addListener(any());
 169         doReturn(this.eventLoop).when(this.speakerListener).eventLoop();
 170         doReturn(true).when(this.speakerListener).isActive();
 171         doAnswer(invocation -> {
 172             final Runnable command = invocation.getArgument(0);
 173             final long delay = (long) invocation.getArgument(1);
 174             final TimeUnit unit = invocation.getArgument(2);
 175             GlobalEventExecutor.INSTANCE.schedule(command, delay, unit);
 176             return null;
 177         }).when(this.eventLoop).schedule(any(Runnable.class), any(long.class), any(TimeUnit.class));
 178         doReturn("TestingChannel").when(this.speakerListener).toString();
 179         doReturn(true).when(this.speakerListener).isWritable();
 180         doReturn(new InetSocketAddress(InetAddress.getByName(BGP_ID.getValue()), 179))
 181                 .when(this.speakerListener).remoteAddress();
 182         doReturn(new InetSocketAddress(InetAddress.getByName(LOCAL_IP), LOCAL_PORT))
 183                 .when(this.speakerListener).localAddress();
 184         doReturn(this.pipeline).when(this.speakerListener).pipeline();
 185         doReturn(this.pipeline).when(this.pipeline).replace(any(ChannelHandler.class),
 186                 any(String.class),
 187                 any(ChannelHandler.class));
 188         doReturn(null).when(this.pipeline).replace(ArgumentMatchers.<Class<ChannelHandler>>any(),
 189                 any(String.class),
 190                 any(ChannelHandler.class));
 191         doReturn(this.pipeline).when(this.pipeline).addLast(any(ChannelHandler.class));
 192         final ChannelFuture futureChannel = mock(ChannelFuture.class);
 193         doReturn(null).when(futureChannel).addListener(any());
 194         doReturn(futureChannel).when(this.speakerListener).close();
 195         doReturn(futureChannel).when(this.speakerListener).writeAndFlush(any(Notify.class));
 196         doReturn(this.domChain).when(this.domBroker).createMergingTransactionChain(any());
 197         doReturn(this.tx).when(this.domChain).newWriteOnlyTransaction();
 198         final DOMDataTreeChangeService dOMDataTreeChangeService = mock(DOMDataTreeChangeService.class);
 199         final ListenerRegistration<?> listener = mock(ListenerRegistration.class);
 200         doReturn(listener).when(dOMDataTreeChangeService).registerDataTreeChangeListener(any(), any());
 201         doNothing().when(listener).close();
 202         doNothing().when(this.domChain).close();
 203
 204         doReturn(ImmutableClassToInstanceMap.of(DOMDataTreeChangeService.class, dOMDataTreeChangeService))
 205                 .when(this.domBroker).getExtensions();
 206         doNothing().when(this.tx).merge(eq(LogicalDatastoreType.OPERATIONAL),
 207                 any(YangInstanceIdentifier.class), any(NormalizedNode.class));
 208         doNothing().when(this.tx).put(eq(LogicalDatastoreType.OPERATIONAL),
 209                 any(YangInstanceIdentifier.class), any(NormalizedNode.class));
 210         doNothing().when(this.tx).delete(any(LogicalDatastoreType.class), any(YangInstanceIdentifier.class));
 211         doReturn(CommitInfo.emptyFluentFuture()).when(this.tx).commit();
 212     }
 213
 214     @Test
 215     public void testHandleMessageAfterException() {
 216         final Map<TablesKey, PathSelectionMode> pathTables = ImmutableMap.of(TABLES_KEY,
 217             BasePathSelectionModeFactory.createBestPathSelectionStrategy());
 218         final RIBImpl ribImpl = new RIBImpl(this.tableRegistry, new RibId(RIB_ID), AS_NUMBER,  new BgpId(RIB_ID),
 219                 this.ribExtension,
 220                 this.serverDispatcher, this.codecsRegistry, this.domBroker, getDataBroker(), this.policies,
 221                 ImmutableList.of(this.ipv4tt), pathTables);
 222         ribImpl.instantiateServiceInstance();
 223         ribImpl.onGlobalContextUpdated(this.schemaService.getGlobalContext());
 224
 225         final BGPPeer bgpPeer = AbstractAddPathTest.configurePeer(this.tableRegistry, neighbor.getIpv4AddressNoZone(),
 226             ribImpl, null, PeerRole.Ibgp, this.serverRegistry, AFI_SAFIS_ADVERTIZED, Collections.emptySet());
 227         bgpPeer.instantiateServiceInstance();
 228         final BGPSessionImpl bgpSession = new BGPSessionImpl(bgpPeer, this.speakerListener, this.classicOpen,
 229                 this.classicOpen.getHoldTimer().toJava(), null);
 230         bgpSession.setChannelExtMsgCoder(this.classicOpen);
 231         bgpPeer.onSessionUp(bgpSession);
 232
 233         final Nlri n1 = new NlriBuilder().setPrefix(new Ipv4Prefix("8.0.1.0/28")).build();
 234         final Nlri n2 = new NlriBuilder().setPrefix(new Ipv4Prefix("127.0.0.1/32")).build();
 235         final Nlri n3 = new NlriBuilder().setPrefix(new Ipv4Prefix("2.2.2.2/24")).build();
 236         final List<Nlri> nlris = Lists.newArrayList(n1, n2, n3);
 237         final UpdateBuilder wrongMessage = new UpdateBuilder();
 238         wrongMessage.setNlri(nlris);
 239         final Origin origin = new OriginBuilder().setValue(BgpOrigin.Igp).build();
 240         final AsPath asPath = new AsPathBuilder().setSegments(Collections.emptyList()).build();
 241         final CNextHop nextHop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(new Ipv4NextHopBuilder()
 242                 .setGlobal(new Ipv4AddressNoZone("127.0.0.1")).build()).build();
 243         final AttributesBuilder ab = new AttributesBuilder();
 244         wrongMessage.setAttributes(ab.setOrigin(origin).setAsPath(asPath).setCNextHop(nextHop).build());
 245
 246         final UpdateBuilder correct = new UpdateBuilder(wrongMessage.build());
 247         correct.setAttributes(ab.setLocalPref(new LocalPrefBuilder().setPref(Uint32.valueOf(100)).build()).build());
 248
 249         bgpSession.handleMessage(correct.build());
 250         verify(this.tx, times(2)).merge(eq(LogicalDatastoreType.OPERATIONAL),
 251                 any(YangInstanceIdentifier.class), any(NormalizedNode.class));
 252         bgpSession.handleMessage(wrongMessage.build());
 253         verify(this.tx, times(2)).merge(eq(LogicalDatastoreType.OPERATIONAL),
 254                 any(YangInstanceIdentifier.class), any(NormalizedNode.class));
 255         bgpSession.handleMessage(new UpdateBuilder().build());
 256         verify(this.tx, times(2)).merge(eq(LogicalDatastoreType.OPERATIONAL),
 257                 any(YangInstanceIdentifier.class), any(NormalizedNode.class));
 258         verify(this.tx).delete(eq(LogicalDatastoreType.OPERATIONAL), eq(PEER_PATH));
 259         verify(this.tx, times(0)).merge(eq(LogicalDatastoreType.OPERATIONAL), eq(TABLE_PATH),
 260                 eq(ImmutableNodes.leafNode(UPTODATE_NID, Boolean.TRUE)));
 261     }
 262
 263     @Test
 264     public void testUseCase1() {
 265         final Map<TablesKey, PathSelectionMode> pathTables = ImmutableMap.of(TABLES_KEY,
 266                 BasePathSelectionModeFactory.createBestPathSelectionStrategy());
 267         final RIBImpl ribImpl = new RIBImpl(this.tableRegistry, new RibId(RIB_ID), AS_NUMBER, new BgpId(RIB_ID),
 268                 this.ribExtension,
 269                 this.serverDispatcher, this.codecsRegistry, this.domBroker, getDataBroker(), this.policies,
 270                 ImmutableList.of(this.ipv4tt), pathTables);
 271         ribImpl.instantiateServiceInstance();
 272         ribImpl.onGlobalContextUpdated(this.schemaService.getGlobalContext());
 273
 274         final BGPPeer bgpPeer = AbstractAddPathTest.configurePeer(this.tableRegistry, neighbor.getIpv4AddressNoZone(),
 275             ribImpl, null, PeerRole.Ibgp, this.serverRegistry, AFI_SAFIS_ADVERTIZED, Collections.emptySet());
 276         bgpPeer.instantiateServiceInstance();
 277         final BGPSessionImpl bgpSession = new BGPSessionImpl(bgpPeer, this.speakerListener, this.classicOpen,
 278                 this.classicOpen.getHoldTimer().toJava(), null);
 279         bgpSession.setChannelExtMsgCoder(this.classicOpen);
 280         bgpPeer.onSessionUp(bgpSession);
 281
 282         final Nlri n1 = new NlriBuilder().setPrefix(new Ipv4Prefix("8.0.1.0/28")).build();
 283         final Nlri n2 = new NlriBuilder().setPrefix(new Ipv4Prefix("127.0.0.1/32")).build();
 284         final Nlri n3 = new NlriBuilder().setPrefix(new Ipv4Prefix("2.2.2.2/24")).build();
 285         final List<Nlri> nlris = Lists.newArrayList(n1, n2, n3);
 286         final UpdateBuilder wrongMessage = new UpdateBuilder();
 287         wrongMessage.setNlri(nlris);
 288         final Origin origin = new OriginBuilder().setValue(BgpOrigin.Igp).build();
 289         final AsPath asPath = new AsPathBuilder().setSegments(Collections.emptyList()).build();
 290         final CNextHop nextHop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(new Ipv4NextHopBuilder()
 291                 .setGlobal(new Ipv4AddressNoZone("127.0.0.1")).build()).build();
 292         final AttributesBuilder ab = new AttributesBuilder();
 293         wrongMessage.setAttributes(ab.setOrigin(origin).setAsPath(asPath).setCNextHop(nextHop).build());
 294
 295         final UpdateBuilder correct = new UpdateBuilder(wrongMessage.build());
 296         correct.setAttributes(ab.setLocalPref(new LocalPrefBuilder().setPref(Uint32.valueOf(100)).build()).build());
 297
 298         bgpSession.handleMessage(correct.build());
 299         verify(this.tx, times(2)).merge(eq(LogicalDatastoreType.OPERATIONAL),
 300                 any(YangInstanceIdentifier.class), any(NormalizedNode.class));
 301         bgpSession.handleMessage(new UpdateBuilder().build());
 302         verify(this.tx, times(3)).merge(eq(LogicalDatastoreType.OPERATIONAL),
 303                 any(YangInstanceIdentifier.class), any(NormalizedNode.class));
 304
 305         verify(this.tx).merge(eq(LogicalDatastoreType.OPERATIONAL), eq(TABLE_PATH),
 306                 eq(ImmutableNodes.leafNode(UPTODATE_NID, Boolean.TRUE)));
 307         verify(this.tx, times(0)).delete(eq(LogicalDatastoreType.OPERATIONAL), eq(PEER_PATH));
 308     }
 309 }