extension/openflowjava-extension-nicira/src/test/java/org/opendaylight/openflowjava/nx/codec/action/OutputRegCodecTest.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.action;
   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.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.ofj.aug.nx.action.ActionOutputReg;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.action.rev140421.ofj.aug.nx.action.ActionOutputRegBuilder;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.action.rev140421.ofj.nx.action.output.reg.grouping.NxActionOutputRegBuilder;
  24 import org.opendaylight.yangtools.yang.common.Uint16;
  25 import org.opendaylight.yangtools.yang.common.Uint32;
  26
  27 public class OutputRegCodecTest {
  28     private static final int LENGTH = 24;
  29     private static final byte SUBTYPE = 15;
  30     private static final byte PADDING = 6;
  31
  32     OutputRegCodec outRegCodec;
  33     ByteBuf buffer;
  34     Action action;
  35
  36     @Before
  37     public void setUp() {
  38         outRegCodec = new OutputRegCodec();
  39         buffer = ByteBufAllocator.DEFAULT.buffer();
  40     }
  41
  42     @Test
  43     public void serializeTest() {
  44         action = createAction();
  45         outRegCodec.serialize(action, buffer);
  46
  47         assertEquals(LENGTH, buffer.readableBytes());
  48
  49         //SerializeHeader part
  50         assertEquals(EncodeConstants.EXPERIMENTER_VALUE, buffer.readUnsignedShort());
  51         assertEquals(LENGTH, buffer.readUnsignedShort());
  52         assertEquals(NiciraConstants.NX_VENDOR_ID.intValue(), buffer.readUnsignedInt());
  53         assertEquals(SUBTYPE, buffer.readUnsignedShort());
  54
  55         //Serialize part
  56         assertEquals(1, buffer.readUnsignedShort());
  57         assertEquals(2, buffer.readUnsignedInt());
  58         assertEquals(3, buffer.readUnsignedShort());
  59     }
  60
  61     @Test
  62     public void deserializeTest() {
  63         createBuffer(buffer);
  64
  65         action = outRegCodec.deserialize(buffer);
  66
  67         ActionOutputReg result = (ActionOutputReg) action.getActionChoice();
  68
  69         assertEquals(1, result.getNxActionOutputReg().getNBits().shortValue());
  70         assertEquals(2, result.getNxActionOutputReg().getSrc().intValue());
  71         assertEquals(3, result.getNxActionOutputReg().getMaxLen().shortValue());
  72         assertEquals(0, buffer.readableBytes());
  73     }
  74
  75
  76     private static Action createAction() {
  77         ExperimenterId experimenterId = new ExperimenterId(NiciraConstants.NX_VENDOR_ID);
  78         ActionBuilder actionBuilder = new ActionBuilder();
  79         actionBuilder.setExperimenterId(experimenterId);
  80         final ActionOutputRegBuilder actionOutputRegBuilder = new ActionOutputRegBuilder();
  81         NxActionOutputRegBuilder nxActionOutputBuilder = new NxActionOutputRegBuilder();
  82
  83         nxActionOutputBuilder.setNBits(Uint16.ONE);
  84         nxActionOutputBuilder.setSrc(Uint32.TWO);
  85         nxActionOutputBuilder.setMaxLen(Uint16.valueOf(3));
  86
  87         actionOutputRegBuilder.setNxActionOutputReg(nxActionOutputBuilder.build());
  88         actionBuilder.setActionChoice(actionOutputRegBuilder.build());
  89
  90         return actionBuilder.build();
  91     }
  92
  93     private static void createBuffer(final ByteBuf message) {
  94         message.writeShort(EncodeConstants.EXPERIMENTER_VALUE);
  95         message.writeShort(LENGTH);
  96         message.writeInt(NiciraConstants.NX_VENDOR_ID.intValue());
  97         message.writeShort(SUBTYPE);
  98
  99         message.writeShort(1);
 100         message.writeInt(2);
 101         message.writeShort(3);
 102         message.writeZero(PADDING);
 103     }
 104 }