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
   9 package org.opendaylight.openflowjava.eric.codec.match;
  10
  11 import static org.junit.Assert.assertEquals;
  12
  13 import io.netty.buffer.ByteBuf;
  14 import io.netty.buffer.ByteBufAllocator;
  15 import org.junit.Before;
  16 import org.junit.Test;
  17 import org.opendaylight.openflowjava.eric.api.EricConstants;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.EricExpClass;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.eric.match.rev180730.Icmpv6NdReserved;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.eric.match.rev180730.icmpv6.nd.reserved.grouping.Icmpv6NdReservedValuesBuilder;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.eric.match.rev180730.oxm.container.match.entry.value.Icmpv6NdReservedCaseValue;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.eric.match.rev180730.oxm.container.match.entry.value.Icmpv6NdReservedCaseValueBuilder;
  25
  26 public class Icmpv6NDReservedCodecTest {
  27
  28     private static final int ERIC_FIELD_CODE = 1;
  29     private static final int VALUE_LENGTH = 4;
  30
  31     private Icmpv6NDReservedCodec icmpv6NDReservedCodec;
  32     private ByteBuf buffer;
  33     private MatchEntry input;
  34
  35     @Before
  36     public void setUp() {
  37         icmpv6NDReservedCodec = new Icmpv6NDReservedCodec();
  38         buffer = ByteBufAllocator.DEFAULT.buffer();
  39     }
  40
  41     @Test
  42     public void serializeTest() {
  43         input = createMatchEntry();
  44         icmpv6NDReservedCodec.serialize(input, buffer);
  45
  46         assertEquals(EricConstants.ERICOXM_OF_EXPERIMENTER_ID,
  47                 buffer.readUnsignedShort());
  48         short fieldMask = buffer.readUnsignedByte();
  49         assertEquals(ERIC_FIELD_CODE, fieldMask >> 1);
  50         assertEquals(0, fieldMask & 1);
  51         assertEquals(VALUE_LENGTH, buffer.readUnsignedByte());
  52         assertEquals(1, buffer.readUnsignedInt());
  53     }
  54
  55     @Test
  56     public void deserializeTest() {
  57         createBuffer(buffer);
  58         input = icmpv6NDReservedCodec.deserialize(buffer);
  59         final Icmpv6NdReservedCaseValue result = (Icmpv6NdReservedCaseValue) input.getMatchEntryValue();
  60
  61         assertEquals(EricExpClass.class, input.getOxmClass());
  62         assertEquals(Icmpv6NdReserved.class, input.getOxmMatchField());
  63         assertEquals(false, input.isHasMask());
  64         assertEquals(2, result.getIcmpv6NdReservedValues().getIcmpv6NdReserved().intValue());
  65     }
  66
  67     private MatchEntry createMatchEntry() {
  68         MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
  69         final Icmpv6NdReservedCaseValueBuilder caseBuilder = new Icmpv6NdReservedCaseValueBuilder();
  70         final Icmpv6NdReservedValuesBuilder valuesBuilder = new Icmpv6NdReservedValuesBuilder();
  71
  72         matchEntryBuilder.setOxmClass(EricExpClass.class);
  73         matchEntryBuilder.setOxmMatchField(Icmpv6NdReserved.class);
  74         matchEntryBuilder.setHasMask(false);
  75
  76         valuesBuilder.setIcmpv6NdReserved(1L);
  77         caseBuilder.setIcmpv6NdReservedValues(valuesBuilder.build());
  78         matchEntryBuilder.setMatchEntryValue(caseBuilder.build());
  79         return matchEntryBuilder.build();
  80     }
  81
  82     private void createBuffer(ByteBuf message) {
  83         message.writeShort(EricConstants.ERICOXM_OF_EXPERIMENTER_ID);
  84         int fieldMask = ERIC_FIELD_CODE << 1;
  85         message.writeByte(fieldMask);
  86         message.writeByte(VALUE_LENGTH);
  87         message.writeInt(2);
  88     }
  89 }