extension/openflowjava-extension-nicira/src/test/java/org/opendaylight/openflowjava/nx/codec/match/CtZoneCodecTest.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.openflowjava.nx.codec.match;
   9
  10 import static org.junit.Assert.assertEquals;
  11
  12 import io.netty.buffer.ByteBuf;
  13 import io.netty.buffer.ByteBufAllocator;
  14 import org.junit.Test;
  15 import org.opendaylight.openflowjava.protocol.api.util.OxmMatchConstants;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Nxm1Class;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmNxCtZone;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.nx.match.ct.zone.grouping.CtZoneValuesBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.CtZoneCaseValue;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.CtZoneCaseValueBuilder;
  23 import org.opendaylight.yangtools.yang.common.Uint16;
  24
  25 public class CtZoneCodecTest {
  26     private final ByteBuf buffer = ByteBufAllocator.DEFAULT.buffer();
  27     private final CtZoneCodec ctZoneCodec = new CtZoneCodec();
  28
  29     private MatchEntry input;
  30
  31     private static final int VALUE_LENGTH = 2;
  32     private static final int NXM_FIELD_CODE = 106;
  33
  34     @Test
  35     public void serializeTest() {
  36         input = createMatchEntry();
  37         ctZoneCodec.serialize(input, buffer);
  38
  39         assertEquals(OxmMatchConstants.NXM_1_CLASS, buffer.readUnsignedShort());
  40         short fieldMask = buffer.readUnsignedByte();
  41         assertEquals(NXM_FIELD_CODE, fieldMask >> 1);
  42         assertEquals(0, fieldMask & 1);
  43         assertEquals(VALUE_LENGTH, buffer.readUnsignedByte());
  44         assertEquals(1, buffer.readUnsignedShort());
  45     }
  46
  47     @Test
  48     public void deserializeTest() {
  49         createBuffer(buffer);
  50         input = ctZoneCodec.deserialize(buffer);
  51
  52         final CtZoneCaseValue result = (CtZoneCaseValue) input.getMatchEntryValue();
  53
  54         assertEquals(Nxm1Class.class, input.getOxmClass());
  55         assertEquals(NxmNxCtZone.class, input.getOxmMatchField());
  56         assertEquals(false, input.getHasMask());
  57         assertEquals(2, result.getCtZoneValues().getCtZone().shortValue());
  58     }
  59
  60     private static MatchEntry createMatchEntry() {
  61         MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
  62         final CtZoneCaseValueBuilder caseBuilder = new CtZoneCaseValueBuilder();
  63         final CtZoneValuesBuilder valuesBuilder = new CtZoneValuesBuilder();
  64
  65         matchEntryBuilder.setOxmClass(Nxm1Class.class);
  66         matchEntryBuilder.setOxmMatchField(NxmNxCtZone.class);
  67         matchEntryBuilder.setHasMask(false);
  68
  69         valuesBuilder.setCtZone(Uint16.ONE);
  70
  71         caseBuilder.setCtZoneValues(valuesBuilder.build());
  72         matchEntryBuilder.setMatchEntryValue(caseBuilder.build());
  73         return matchEntryBuilder.build();
  74     }
  75
  76     private static void createBuffer(final ByteBuf message) {
  77         message.writeShort(OxmMatchConstants.NXM_1_CLASS);
  78
  79         int fieldMask = NXM_FIELD_CODE << 1;
  80         message.writeByte(fieldMask);
  81         message.writeByte(VALUE_LENGTH);
  82         message.writeShort(2);
  83     }
  84 }