extension/openflowjava-extension-eric/src/test/java/org/opendaylight/openflowjava/eric/codec/match/Icmpv6NDReservedCodecTest.java

   1 /*
   2  * Copyright (c) 2019 Ericsson India Global Services Pvt Ltd. 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.eric.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.Before;
  15 import org.junit.Test;
  16 import org.opendaylight.openflowjava.eric.api.EricConstants;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.EricExpClass;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.eric.match.rev180730.Icmpv6NdReserved;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.eric.match.rev180730.icmpv6.nd.reserved.grouping.Icmpv6NdReservedValuesBuilder;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.eric.match.rev180730.oxm.container.match.entry.value.Icmpv6NdReservedCaseValue;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.eric.match.rev180730.oxm.container.match.entry.value.Icmpv6NdReservedCaseValueBuilder;
  24
  25 public class Icmpv6NDReservedCodecTest {
  26
  27     private static final int ERIC_FIELD_CODE = 1;
  28     private static final int VALUE_LENGTH = 4;
  29
  30     private Icmpv6NDReservedCodec icmpv6NDReservedCodec;
  31     private ByteBuf buffer;
  32     private MatchEntry input;
  33
  34     @Before
  35     public void setUp() {
  36         icmpv6NDReservedCodec = new Icmpv6NDReservedCodec();
  37         buffer = ByteBufAllocator.DEFAULT.buffer();
  38     }
  39
  40     @Test
  41     public void serializeTest() {
  42         input = createMatchEntry();
  43         icmpv6NDReservedCodec.serialize(input, buffer);
  44
  45         assertEquals(EricConstants.ERICOXM_OF_EXPERIMENTER_ID,
  46                 buffer.readUnsignedShort());
  47         short fieldMask = buffer.readUnsignedByte();
  48         assertEquals(ERIC_FIELD_CODE, fieldMask >> 1);
  49         assertEquals(0, fieldMask & 1);
  50         assertEquals(VALUE_LENGTH, buffer.readUnsignedByte());
  51         assertEquals(1, buffer.readUnsignedInt());
  52     }
  53
  54     @Test
  55     public void deserializeTest() {
  56         createBuffer(buffer);
  57         input = icmpv6NDReservedCodec.deserialize(buffer);
  58         final Icmpv6NdReservedCaseValue result = (Icmpv6NdReservedCaseValue) input.getMatchEntryValue();
  59
  60         assertEquals(EricExpClass.class, input.getOxmClass());
  61         assertEquals(Icmpv6NdReserved.class, input.getOxmMatchField());
  62         assertEquals(false, input.isHasMask());
  63         assertEquals(2, result.getIcmpv6NdReservedValues().getIcmpv6NdReserved().intValue());
  64     }
  65
  66     private static MatchEntry createMatchEntry() {
  67         MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
  68         final Icmpv6NdReservedCaseValueBuilder caseBuilder = new Icmpv6NdReservedCaseValueBuilder();
  69         final Icmpv6NdReservedValuesBuilder valuesBuilder = new Icmpv6NdReservedValuesBuilder();
  70
  71         matchEntryBuilder.setOxmClass(EricExpClass.class);
  72         matchEntryBuilder.setOxmMatchField(Icmpv6NdReserved.class);
  73         matchEntryBuilder.setHasMask(false);
  74
  75         valuesBuilder.setIcmpv6NdReserved(1L);
  76         caseBuilder.setIcmpv6NdReservedValues(valuesBuilder.build());
  77         matchEntryBuilder.setMatchEntryValue(caseBuilder.build());
  78         return matchEntryBuilder.build();
  79     }
  80
  81     private static void createBuffer(ByteBuf message) {
  82         message.writeShort(EricConstants.ERICOXM_OF_EXPERIMENTER_ID);
  83         int fieldMask = ERIC_FIELD_CODE << 1;
  84         message.writeByte(fieldMask);
  85         message.writeByte(VALUE_LENGTH);
  86         message.writeInt(2);
  87     }
  88 }