openflowplugin-impl/src/test/java/org/opendaylight/openflowplugin/impl/protocol/deserialization/messages/GroupMessageDeserializerTest.java

   1 /*
   2  * Copyright (c) 2016 Pantheon Technologies s.r.o. 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.openflowplugin.impl.protocol.deserialization.messages;
   9
  10 import static org.junit.Assert.assertEquals;
  11
  12 import io.netty.buffer.ByteBuf;
  13 import io.netty.buffer.UnpooledByteBufAllocator;
  14 import org.junit.Test;
  15 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  16 import org.opendaylight.openflowjava.protocol.impl.util.ActionConstants;
  17 import org.opendaylight.openflowplugin.impl.protocol.deserialization.AbstractDeserializerTest;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.PopPbbActionCase;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.GroupMessage;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.GroupTypes;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.group.buckets.Bucket;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.GroupModCommand;
  23
  24 public class GroupMessageDeserializerTest extends AbstractDeserializerTest {
  25
  26     private static final byte PADDING = 1;
  27     private static final byte PADDING_IN_BUCKETS_HEADER = 4;
  28
  29     private static final int TYPE = 15;
  30     private static final int XID = 42;
  31     private static final GroupModCommand COMMAND = GroupModCommand.OFPGCADD;
  32     private static final GroupTypes GROUP_TYPE = GroupTypes.GroupAll;
  33     private static final int GROUP_ID = 26;
  34     private static final short WEIGHT = 50;
  35     private static final int WATCH_PORT = 22;
  36     private static final int WATCH_GROUP = 25;
  37
  38     private ByteBuf buffer;
  39
  40     @Override
  41     protected void init() {
  42         buffer = UnpooledByteBufAllocator.DEFAULT.buffer();
  43     }
  44
  45     @Test
  46     public void deserialize() {
  47         // Group header
  48         buffer.writeByte(TYPE);
  49         buffer.writeShort(EncodeConstants.EMPTY_LENGTH);
  50         buffer.writeInt(XID);
  51         buffer.writeShort(COMMAND.getIntValue());
  52         buffer.writeByte(GROUP_TYPE.getIntValue());
  53         buffer.writeZero(PADDING);
  54         buffer.writeInt(GROUP_ID);
  55
  56         // Buckets header
  57         int index = buffer.writerIndex();
  58         buffer.writeShort(EncodeConstants.EMPTY_LENGTH);
  59         buffer.writeShort(WEIGHT);
  60         buffer.writeInt(WATCH_PORT);
  61         buffer.writeInt(WATCH_GROUP);
  62         buffer.writeZero(PADDING_IN_BUCKETS_HEADER);
  63
  64         // POP PBB action
  65         buffer.writeShort(ActionConstants.POP_PBB_CODE);
  66         buffer.writeShort(ActionConstants.GENERAL_ACTION_LENGTH);
  67         buffer.writeZero(ActionConstants.PADDING_IN_ACTION_HEADER);
  68
  69         // Count total length of buckets
  70         buffer.setShort(index, buffer.writerIndex() - index);
  71
  72         // Deserialize and check everything
  73         final GroupMessage message = (GroupMessage) getFactory()
  74             .deserialize(buffer, EncodeConstants.OF13_VERSION_ID);
  75
  76         assertEquals(XID, message.getXid().intValue());
  77         assertEquals(COMMAND.getIntValue(), message.getCommand().getIntValue());
  78         assertEquals(GROUP_TYPE.getIntValue(), message.getGroupType().getIntValue());
  79         assertEquals(1, message.getBuckets().getBucket().size());
  80
  81         final Bucket bucket = message.getBuckets().nonnullBucket().values().iterator().next();
  82         assertEquals(WEIGHT, bucket.getWeight().shortValue());
  83         assertEquals(WATCH_PORT, bucket.getWatchPort().intValue());
  84         assertEquals(WATCH_GROUP, bucket.getWatchGroup().intValue());
  85         assertEquals(1, bucket.getAction().size());
  86         assertEquals(PopPbbActionCase.class,
  87             bucket.nonnullAction().values().iterator().next().getAction().implementedInterface());
  88     }
  89
  90 }