extension/openflowjava-extension-nicira/src/test/java/org/opendaylight/openflowjava/nx/codec/action/ConntrackCodecTest.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
   9 package org.opendaylight.openflowjava.nx.codec.action;
  10
  11 import io.netty.buffer.ByteBuf;
  12 import io.netty.buffer.ByteBufAllocator;
  13 import org.junit.Assert;
  14 import org.junit.Before;
  15 import org.junit.Test;
  16 import org.opendaylight.openflowjava.nx.api.NiciraConstants;
  17 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev150203.actions.grouping.Action;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev150203.actions.grouping.ActionBuilder;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.ExperimenterId;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.action.rev140421.action.container.action.choice.ActionConntrack;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.action.rev140421.action.container.action.choice.ActionConntrackBuilder;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.action.rev140421.ofj.nx.action.conntrack.grouping.NxActionConntrackBuilder;
  24
  25 public class ConntrackCodecTest {
  26
  27     private ConntrackCodec conntrackCodec;
  28
  29     private ByteBuf buffer;
  30     private Action action;
  31
  32     private final int LENGTH = 24;
  33     private final byte NXAST_CONNTRACK_SUBTYPE = 35;
  34
  35     @Before
  36     public void setUp() {
  37         conntrackCodec = new ConntrackCodec();
  38         buffer = ByteBufAllocator.DEFAULT.buffer();
  39     }
  40
  41     @Test
  42     public void serializeTest() {
  43         action = createAction();
  44         conntrackCodec.serialize(action, buffer);
  45
  46         Assert.assertEquals(24, buffer.readableBytes());
  47         Assert.assertEquals(EncodeConstants.EXPERIMENTER_VALUE, buffer.readUnsignedShort());
  48         Assert.assertEquals(LENGTH, buffer.readUnsignedShort());
  49         Assert.assertEquals(NiciraConstants.NX_VENDOR_ID.intValue(), buffer.readUnsignedInt());
  50         Assert.assertEquals(NXAST_CONNTRACK_SUBTYPE, buffer.readUnsignedShort());
  51         Assert.assertEquals(1, buffer.readUnsignedShort());
  52         Assert.assertEquals(2, buffer.readUnsignedInt());
  53         Assert.assertEquals(3, buffer.readUnsignedShort());
  54         Assert.assertEquals(4, buffer.readByte());
  55         buffer.skipBytes(5);
  56     }
  57
  58     @Test
  59     public void deserializeTest() {
  60         createBufer(buffer);
  61         action = conntrackCodec.deserialize(buffer);
  62
  63         ActionConntrack result = ((ActionConntrack) action.getActionChoice());
  64
  65         Assert.assertEquals(1, result.getNxActionConntrack().getFlags().shortValue());
  66         Assert.assertEquals(2, result.getNxActionConntrack().getZoneSrc().intValue());
  67         Assert.assertEquals(3, result.getNxActionConntrack().getConntrackZone().shortValue());
  68         Assert.assertEquals(4, result.getNxActionConntrack().getRecircTable().byteValue());
  69         Assert.assertEquals(0, buffer.readableBytes());
  70
  71     }
  72
  73     private Action createAction() {
  74         ExperimenterId experimenterId = new ExperimenterId(NiciraConstants.NX_VENDOR_ID);
  75         ActionBuilder actionBuilder = new ActionBuilder();
  76         actionBuilder.setExperimenterId(experimenterId);
  77         ActionConntrackBuilder actionConntrackBuilder = new ActionConntrackBuilder();
  78
  79         NxActionConntrackBuilder nxActionConntrackBuilder = new NxActionConntrackBuilder();
  80         nxActionConntrackBuilder.setFlags(1);
  81         nxActionConntrackBuilder.setZoneSrc((long) 2);
  82         nxActionConntrackBuilder.setConntrackZone(3);
  83         nxActionConntrackBuilder.setRecircTable((short) 4);
  84         actionConntrackBuilder.setNxActionConntrack(nxActionConntrackBuilder.build());
  85         actionBuilder.setActionChoice(actionConntrackBuilder.build());
  86
  87         return actionBuilder.build();
  88     }
  89
  90     private void createBufer(ByteBuf message) {
  91         message.writeShort(EncodeConstants.EXPERIMENTER_VALUE);
  92         message.writeShort(LENGTH);
  93         message.writeInt(NiciraConstants.NX_VENDOR_ID.intValue());
  94         message.writeShort(NXAST_CONNTRACK_SUBTYPE);
  95         //FLAG = 1
  96         message.writeShort(1);
  97         //ZONE_SRC = 2
  98         message.writeInt(2);
  99         //CONNTRACK_ZONE = 3
 100         message.writeShort(3);
 101         //RECIRC_TABLE = 4
 102         message.writeByte(4);
 103         //ADDS 5 empty bytes
 104         message.writeZero(5);
 105     }
 106 }