openflow-protocol-impl/src/test/java/org/opendaylight/openflowjava/protocol/impl/util/OF13MatchSerializerTest.java

   1 /*
   2  * Copyright (c) 2013 Pantheon Technologies s.r.o. 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
   9 package org.opendaylight.openflowjava.protocol.impl.util;
  10
  11 import io.netty.buffer.ByteBuf;
  12 import io.netty.buffer.UnpooledByteBufAllocator;
  13
  14 import java.util.ArrayList;
  15 import java.util.List;
  16
  17 import org.junit.Assert;
  18 import org.junit.Before;
  19 import org.junit.Test;
  20 import org.opendaylight.openflowjava.protocol.api.extensibility.OFSerializer;
  21 import org.opendaylight.openflowjava.protocol.api.extensibility.SerializerRegistry;
  22 import org.opendaylight.openflowjava.protocol.api.keys.MessageTypeKey;
  23 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  24 import org.opendaylight.openflowjava.protocol.impl.serialization.SerializerRegistryImpl;
  25 import org.opendaylight.openflowjava.util.ByteBufUtils;
  26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
  27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6Address;
  28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6FlowLabel;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.approved.extensions.rev160802.TcpFlags;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.approved.extensions.rev160802.oxm.container.match.entry.value.experimenter.id._case.TcpFlagsBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.oxm.container.match.entry.value.ExperimenterIdCaseBuilder;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.oxm.container.match.entry.value.experimenter.id._case.ExperimenterBuilder;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.ExperimenterId;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.StandardMatchType;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.ExperimenterClass;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv4Src;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6Dst;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6Flabel;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6NdTarget;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6Src;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.MatchField;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.OpenflowBasicClass;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.OxmMatchType;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv4SrcCaseBuilder;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6DstCaseBuilder;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6FlabelCaseBuilder;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6NdTargetCaseBuilder;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6SrcCaseBuilder;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv4.src._case.Ipv4SrcBuilder;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.dst._case.Ipv6DstBuilder;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.flabel._case.Ipv6FlabelBuilder;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.nd.target._case.Ipv6NdTargetBuilder;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.src._case.Ipv6SrcBuilder;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.grouping.Match;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.grouping.MatchBuilder;
  58 import org.slf4j.Logger;
  59 import org.slf4j.LoggerFactory;
  60
  61 /**
  62  * @author michal.polkorab
  63  *
  64  */
  65 public class OF13MatchSerializerTest {
  66
  67     private static final Logger LOG = LoggerFactory
  68             .getLogger(OF13MatchSerializerTest.class);
  69     private SerializerRegistry registry;
  70     private OFSerializer<Match> matchSerializer;
  71
  72     /**
  73      * Initializes serializer table and stores correct factory in field
  74      */
  75     @Before
  76     public void startUp() {
  77         registry = new SerializerRegistryImpl();
  78         registry.init();
  79         matchSerializer = registry.getSerializer(
  80                 new MessageTypeKey<>(EncodeConstants.OF13_VERSION_ID, Match.class));
  81     }
  82
  83     /**
  84      * Test for correct serialization of Ipv4Address match entry
  85      */
  86     @Test
  87     public void testIpv4Src() {
  88         MatchBuilder builder = new MatchBuilder();
  89         builder.setType(OxmMatchType.class);
  90         List<MatchEntry> entries = new ArrayList<>();
  91         MatchEntryBuilder entriesBuilder = new MatchEntryBuilder();
  92         entriesBuilder.setOxmClass(OpenflowBasicClass.class);
  93         entriesBuilder.setOxmMatchField(Ipv4Src.class);
  94         entriesBuilder.setHasMask(false);
  95         Ipv4SrcCaseBuilder ipv4SrcCaseBuilder = new Ipv4SrcCaseBuilder();
  96         Ipv4SrcBuilder ipv4SrcBuilder = new Ipv4SrcBuilder();
  97         ipv4SrcBuilder.setIpv4Address(new Ipv4Address("1.2.3.4"));
  98         ipv4SrcCaseBuilder.setIpv4Src(ipv4SrcBuilder.build());
  99         entriesBuilder.setMatchEntryValue(ipv4SrcCaseBuilder.build());
 100         entries.add(entriesBuilder.build());
 101         builder.setMatchEntry(entries);
 102         Match match = builder.build();
 103
 104         ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
 105         matchSerializer.serialize(match, out);
 106
 107         Assert.assertEquals("Wrong type", 1, out.readUnsignedShort());
 108         out.skipBytes(EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
 109         Assert.assertEquals("Wrong class", 0x8000, out.readUnsignedShort());
 110         Assert.assertEquals("Wrong field and mask", 22, out.readUnsignedByte());
 111         out.skipBytes(EncodeConstants.SIZE_OF_BYTE_IN_BYTES);
 112         Assert.assertEquals("Wrong ip address (first number)", 1, out.readUnsignedByte());
 113         Assert.assertEquals("Wrong ip address (second number)", 2, out.readUnsignedByte());
 114         Assert.assertEquals("Wrong ip address (third number)", 3, out.readUnsignedByte());
 115         Assert.assertEquals("Wrong ip address (fourth number)", 4, out.readUnsignedByte());
 116     }
 117
 118     /**
 119      * Test for correct serialization of Ipv6Address match entry
 120      */
 121     @Test
 122     public void testIpv6Various() {
 123         MatchBuilder builder = new MatchBuilder();
 124         builder.setType(OxmMatchType.class);
 125         List<MatchEntry> entries = new ArrayList<>();
 126         // ipv6 match entry with correct Ipv6 address
 127         MatchEntryBuilder entriesBuilder = new MatchEntryBuilder();
 128         entriesBuilder.setOxmClass(OpenflowBasicClass.class);
 129         entriesBuilder.setOxmMatchField(Ipv6Src.class);
 130         entriesBuilder.setHasMask(false);
 131         Ipv6SrcCaseBuilder ipv6SrcCaseBuilder = new Ipv6SrcCaseBuilder();
 132         Ipv6SrcBuilder ipv6SrcBuilder = new Ipv6SrcBuilder();
 133         ipv6SrcBuilder.setIpv6Address(new Ipv6Address("1:2:3:4:5:6:7:8"));
 134         ipv6SrcCaseBuilder.setIpv6Src(ipv6SrcBuilder.build());
 135         entriesBuilder.setMatchEntryValue(ipv6SrcCaseBuilder.build());
 136         entries.add(entriesBuilder.build());
 137         // ipv6 match entry with abbreviated Ipv6 address
 138         entriesBuilder = new MatchEntryBuilder();
 139         entriesBuilder.setOxmClass(OpenflowBasicClass.class);
 140         entriesBuilder.setOxmMatchField(Ipv6NdTarget.class);
 141         entriesBuilder.setHasMask(false);
 142         Ipv6NdTargetCaseBuilder ipv6NdTargetCaseBuilder = new Ipv6NdTargetCaseBuilder();
 143         Ipv6NdTargetBuilder ipv6NdTargetBuilder = new Ipv6NdTargetBuilder();
 144         ipv6NdTargetBuilder.setIpv6Address(new Ipv6Address("1:2::6:7:8"));
 145         ipv6NdTargetCaseBuilder.setIpv6NdTarget(ipv6NdTargetBuilder.build());
 146         entriesBuilder.setMatchEntryValue(ipv6NdTargetCaseBuilder.build());
 147         entries.add(entriesBuilder.build());
 148         // ipv6 match entry with abbreviated Ipv6 address
 149         entriesBuilder = new MatchEntryBuilder();
 150         entriesBuilder.setOxmClass(OpenflowBasicClass.class);
 151         entriesBuilder.setOxmMatchField(Ipv6Dst.class);
 152         entriesBuilder.setHasMask(false);
 153         Ipv6DstCaseBuilder ipv6DstCaseBuilder = new Ipv6DstCaseBuilder();
 154         Ipv6DstBuilder ipv6DstBuilder = new Ipv6DstBuilder();
 155         ipv6DstBuilder.setIpv6Address(new Ipv6Address("1::8"));
 156         ipv6DstCaseBuilder.setIpv6Dst(ipv6DstBuilder.build());
 157         entriesBuilder.setMatchEntryValue(ipv6DstCaseBuilder.build());
 158         entries.add(entriesBuilder.build());
 159         // ipv6 match entry with abbreviated Ipv6 address
 160         entriesBuilder = new MatchEntryBuilder();
 161         entriesBuilder.setOxmClass(OpenflowBasicClass.class);
 162         entriesBuilder.setOxmMatchField(Ipv6Dst.class);
 163         entriesBuilder.setHasMask(false);
 164         ipv6DstCaseBuilder = new Ipv6DstCaseBuilder();
 165         ipv6DstBuilder = new Ipv6DstBuilder();
 166         ipv6DstBuilder.setIpv6Address(new Ipv6Address("::1"));
 167         ipv6DstCaseBuilder.setIpv6Dst(ipv6DstBuilder.build());
 168         entriesBuilder.setMatchEntryValue(ipv6DstCaseBuilder.build());
 169         entries.add(entriesBuilder.build());
 170         // ipv6 match entry with abbreviated Ipv6 address
 171         entriesBuilder = new MatchEntryBuilder();
 172         entriesBuilder.setOxmClass(OpenflowBasicClass.class);
 173         entriesBuilder.setOxmMatchField(Ipv6Dst.class);
 174         entriesBuilder.setHasMask(false);
 175         ipv6DstCaseBuilder = new Ipv6DstCaseBuilder();
 176         ipv6DstBuilder = new Ipv6DstBuilder();
 177         ipv6DstBuilder.setIpv6Address(new Ipv6Address("::"));
 178         ipv6DstCaseBuilder.setIpv6Dst(ipv6DstBuilder.build());
 179         entriesBuilder.setMatchEntryValue(ipv6DstCaseBuilder.build());
 180         entries.add(entriesBuilder.build());
 181         builder.setMatchEntry(entries);
 182         Match match = builder.build();
 183         ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
 184         matchSerializer.serialize(match, out);
 185
 186         Assert.assertEquals("Wrong type", 1, out.readUnsignedShort());
 187         out.skipBytes(EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
 188         Assert.assertEquals("Wrong class", 0x8000, out.readUnsignedShort());
 189         Assert.assertEquals("Wrong field and mask", 52, out.readUnsignedByte());
 190         Assert.assertEquals("Wrong entry length", 16, out.readUnsignedByte());
 191         Assert.assertEquals("Wrong ipv6 address", 1, out.readUnsignedShort());
 192         Assert.assertEquals("Wrong ipv6 address", 2, out.readUnsignedShort());
 193         Assert.assertEquals("Wrong ipv6 address", 3, out.readUnsignedShort());
 194         Assert.assertEquals("Wrong ipv6 address", 4, out.readUnsignedShort());
 195         Assert.assertEquals("Wrong ipv6 address", 5, out.readUnsignedShort());
 196         Assert.assertEquals("Wrong ipv6 address", 6, out.readUnsignedShort());
 197         Assert.assertEquals("Wrong ipv6 address", 7, out.readUnsignedShort());
 198         Assert.assertEquals("Wrong ipv6 address", 8, out.readUnsignedShort());
 199         Assert.assertEquals("Wrong class", 0x8000, out.readUnsignedShort());
 200         Assert.assertEquals("Wrong field and mask", 62, out.readUnsignedByte());
 201         Assert.assertEquals("Wrong entry length", 16, out.readUnsignedByte());
 202         Assert.assertEquals("Wrong ipv6 address", 1, out.readUnsignedShort());
 203         Assert.assertEquals("Wrong ipv6 address", 2, out.readUnsignedShort());
 204         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 205         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 206         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 207         Assert.assertEquals("Wrong ipv6 address", 6, out.readUnsignedShort());
 208         Assert.assertEquals("Wrong ipv6 address", 7, out.readUnsignedShort());
 209         Assert.assertEquals("Wrong ipv6 address", 8, out.readUnsignedShort());
 210         Assert.assertEquals("Wrong class", 0x8000, out.readUnsignedShort());
 211         Assert.assertEquals("Wrong field and mask", 54, out.readUnsignedByte());
 212         Assert.assertEquals("Wrong entry length", 16, out.readUnsignedByte());
 213         Assert.assertEquals("Wrong ipv6 address", 1, out.readUnsignedShort());
 214         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 215         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 216         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 217         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 218         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 219         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 220         Assert.assertEquals("Wrong ipv6 address", 8, out.readUnsignedShort());
 221         Assert.assertEquals("Wrong class", 0x8000, out.readUnsignedShort());
 222         Assert.assertEquals("Wrong field and mask", 54, out.readUnsignedByte());
 223         Assert.assertEquals("Wrong entry length", 16, out.readUnsignedByte());
 224         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 225         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 226         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 227         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 228         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 229         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 230         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 231         Assert.assertEquals("Wrong ipv6 address", 1, out.readUnsignedShort());
 232         Assert.assertEquals("Wrong class", 0x8000, out.readUnsignedShort());
 233         Assert.assertEquals("Wrong field and mask", 54, out.readUnsignedByte());
 234         Assert.assertEquals("Wrong entry length", 16, out.readUnsignedByte());
 235         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 236         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 237         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 238         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 239         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 240         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 241         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 242         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 243     }
 244
 245     /**
 246      * Test for correct serialization of incorrect Ipv6Address match entry
 247      */
 248     @Test(expected=IllegalArgumentException.class)
 249     public void testIpv6Incorrect() {
 250         MatchBuilder builder = new MatchBuilder();
 251         builder.setType(OxmMatchType.class);
 252         List<MatchEntry> entries = new ArrayList<>();
 253         // ipv6 match entry with incorrect Ipv6 address
 254         MatchEntryBuilder entriesBuilder = new MatchEntryBuilder();
 255         entriesBuilder.setOxmClass(OpenflowBasicClass.class);
 256         entriesBuilder.setOxmMatchField(Ipv6Src.class);
 257         entriesBuilder.setHasMask(false);
 258         Ipv6SrcCaseBuilder ipv6SrcCaseBuilder = new Ipv6SrcCaseBuilder();
 259         Ipv6SrcBuilder ipv6SrcBuilder = new Ipv6SrcBuilder();
 260         ipv6SrcBuilder.setIpv6Address(new Ipv6Address("1:2::::8"));
 261         ipv6SrcCaseBuilder.setIpv6Src(ipv6SrcBuilder.build());
 262         entriesBuilder.setMatchEntryValue(ipv6SrcCaseBuilder.build());
 263         entries.add(entriesBuilder.build());
 264         builder.setMatchEntry(entries);
 265         Match match = builder.build();
 266         ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
 267         matchSerializer.serialize(match, out);
 268     }
 269
 270     /**
 271      * Test for correct serialization of Ipv4Address match entry
 272      */
 273     @Test
 274     public void testIpv6Flabel() {
 275         Match match = buildIpv6FLabelMatch(0x0f9e8dL, false, null);
 276
 277         ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
 278         matchSerializer.serialize(match, out);
 279
 280         Assert.assertEquals("Wrong type", 1, out.readUnsignedShort());
 281         out.skipBytes(EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
 282         Assert.assertEquals("Wrong class", 0x8000, out.readUnsignedShort());
 283         Assert.assertEquals("Wrong field and mask", 56, out.readUnsignedByte());
 284         out.skipBytes(EncodeConstants.SIZE_OF_BYTE_IN_BYTES);
 285         byte[] label = new byte[4];
 286         out.readBytes(label);
 287
 288         LOG.debug("label: {}", ByteBufUtils.bytesToHexString(label));
 289         Assert.assertArrayEquals("Wrong ipv6FLabel", new byte[]{0, 0x0f, (byte) 0x9e, (byte) 0x8d}, label);
 290     }
 291
 292     /**
 293      * Test for correct serialization of Ipv4Address match entry
 294      */
 295     @Test
 296     public void testIpv6FlabelWithMask() {
 297         Match match = buildIpv6FLabelMatch(0x0f9e8dL, true, new byte[]{0, 1, 2, 3});
 298
 299         ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
 300         matchSerializer.serialize(match, out);
 301
 302         Assert.assertEquals("Wrong type", 1, out.readUnsignedShort());
 303         out.skipBytes(EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
 304         Assert.assertEquals("Wrong class", 0x8000, out.readUnsignedShort());
 305         Assert.assertEquals("Wrong field and mask", 57, out.readUnsignedByte());
 306         out.skipBytes(EncodeConstants.SIZE_OF_BYTE_IN_BYTES);
 307         byte[] label = new byte[4];
 308         out.readBytes(label);
 309         Assert.assertArrayEquals("Wrong ipv6FLabel", new byte[]{0, 0x0f, (byte) 0x9e, (byte) 0x8d}, label);
 310         byte[] mask = new byte[4];
 311         out.readBytes(mask);
 312         Assert.assertArrayEquals("Wrong ipv6FLabel mask", new byte[]{0, 1, 2, 3}, mask);
 313     }
 314
 315     /**
 316      * Test for correct serialization of Ipv4Address match entry with wrong mask
 317      */
 318     @Test
 319     public void testIpv6FlabelWithMaskBad() {
 320         Match match = buildIpv6FLabelMatch(0x0f9e8dL, true, new byte[]{0x0c, 0x7b, 0x6a});
 321         ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
 322
 323         try {
 324             matchSerializer.serialize(match, out);
 325             Assert.fail("incorrect length of mask ignored");
 326         } catch (IllegalArgumentException e) {
 327             //expected
 328         }
 329     }
 330
 331     /**
 332      * @param labelValue ipv6 flow label
 333      * @param hasMask
 334      * @param mask ipv6 flow label mask
 335      * @return
 336      */
 337     private static Match buildIpv6FLabelMatch(long labelValue, boolean hasMask, byte[] mask) {
 338         MatchBuilder builder = new MatchBuilder();
 339         builder.setType(OxmMatchType.class);
 340         List<MatchEntry> entries = new ArrayList<>();
 341         MatchEntryBuilder entriesBuilder = new MatchEntryBuilder();
 342         entriesBuilder.setOxmClass(OpenflowBasicClass.class);
 343         entriesBuilder.setOxmMatchField(Ipv6Flabel.class);
 344         entriesBuilder.setHasMask(hasMask);
 345         Ipv6FlabelCaseBuilder ipv6FlabelCaseBuilder = new Ipv6FlabelCaseBuilder();
 346         Ipv6FlabelBuilder ipv6FlabelBuilder = new Ipv6FlabelBuilder();
 347         ipv6FlabelBuilder.setIpv6Flabel(new Ipv6FlowLabel(labelValue));
 348         ipv6FlabelBuilder.setMask(mask);
 349         ipv6FlabelCaseBuilder.setIpv6Flabel(ipv6FlabelBuilder.build());
 350         entriesBuilder.setMatchEntryValue(ipv6FlabelCaseBuilder.build());
 351         entries.add(entriesBuilder.build());
 352         builder.setMatchEntry(entries);
 353         Match match = builder.build();
 354         return match;
 355     }
 356
 357     /**
 358      * Test Standard match type
 359      */
 360     @Test
 361     public void testStandardMatchType() {
 362         MatchBuilder builder = new MatchBuilder();
 363         builder.setType(StandardMatchType.class);
 364         Match match = builder.build();
 365         ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
 366
 367         matchSerializer.serialize(match, out);
 368
 369         Assert.assertEquals("Wrong match type", 0, out.readUnsignedShort());
 370         Assert.assertEquals("Wrong match length", 4, out.readUnsignedShort());
 371         Assert.assertEquals("Wrong padding", 0, out.readUnsignedInt());
 372         Assert.assertEquals("Unexpected data", 0, out.readableBytes());
 373     }
 374
 375     /**
 376      * Test serialize experimenter match entry - with no experimenter
 377      * match entry serializer registered
 378      */
 379     @Test(expected=IllegalStateException.class)
 380     public void testSerializeExperimenterMatchEntry() {
 381         List<MatchEntry> entries = new ArrayList<>();
 382         MatchEntryBuilder builder = new MatchEntryBuilder();
 383         builder.setOxmClass(ExperimenterClass.class);
 384         builder.setOxmMatchField(OxmMatchFieldClass.class);
 385         builder.setHasMask(true);
 386         ExperimenterIdCaseBuilder caseBuilder = new ExperimenterIdCaseBuilder();
 387         ExperimenterBuilder expBuilder = new ExperimenterBuilder();
 388         expBuilder.setExperimenter(new ExperimenterId(42L));
 389         caseBuilder.setExperimenter(expBuilder.build());
 390         builder.setMatchEntryValue(caseBuilder.build());
 391         entries.add(builder.build());
 392         ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
 393
 394         ((OF13MatchSerializer) matchSerializer).serializeMatchEntries(entries, out);
 395     }
 396
 397     private class OxmMatchFieldClass extends MatchField {
 398         // only for testing purposes
 399     }
 400 }