openflow-protocol-impl/src/test/java/org/opendaylight/openflowjava/protocol/impl/serialization/factories/OF10PacketOutInputMessageFactoryTest.java

   1 /*
   2  * Copyright (c) 2013 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
   9 package org.opendaylight.openflowjava.protocol.impl.serialization.factories;
  10
  11 import io.netty.buffer.ByteBuf;
  12 import io.netty.buffer.UnpooledByteBufAllocator;
  13
  14 import java.util.ArrayList;
  15 import java.util.List;
  16
  17 import org.junit.Assert;
  18 import org.junit.Before;
  19 import org.junit.Test;
  20 import org.opendaylight.openflowjava.protocol.api.extensibility.OFSerializer;
  21 import org.opendaylight.openflowjava.protocol.api.extensibility.SerializerRegistry;
  22 import org.opendaylight.openflowjava.protocol.api.keys.MessageTypeKey;
  23 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  24 import org.opendaylight.openflowjava.protocol.impl.serialization.SerializerRegistryImpl;
  25 import org.opendaylight.openflowjava.protocol.impl.util.BufferHelper;
  26 import org.opendaylight.openflowjava.util.ByteBufUtils;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.MaxLengthAction;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.MaxLengthActionBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.PortAction;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.PortActionBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev130731.Output;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev130731.StripVlan;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev130731.actions.grouping.Action;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev130731.actions.grouping.ActionBuilder;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortNumber;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketOutInput;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketOutInputBuilder;
  38
  39 /**
  40  * @author michal.polkorab
  41  *
  42  */
  43 public class OF10PacketOutInputMessageFactoryTest {
  44
  45     private SerializerRegistry registry;
  46     private OFSerializer<PacketOutInput> packetOutFactory;
  47
  48     /**
  49      * Initializes serializer registry and stores correct factory in field
  50      */
  51     @Before
  52     public void startUp() {
  53         registry = new SerializerRegistryImpl();
  54         registry.init();
  55         packetOutFactory = registry.getSerializer(
  56                 new MessageTypeKey<>(EncodeConstants.OF10_VERSION_ID, PacketOutInput.class));
  57     }
  58
  59     /**
  60      * Testing of {@link OF10PacketOutInputMessageFactory} for correct translation from POJO
  61      * @throws Exception
  62      */
  63     @Test
  64     public void testPacketOutInputMessage() throws Exception {
  65         PacketOutInputBuilder builder = new PacketOutInputBuilder();
  66         BufferHelper.setupHeader(builder, EncodeConstants.OF10_VERSION_ID);
  67         builder.setBufferId(256L);
  68         builder.setInPort(new PortNumber(257L));
  69         List<Action> actions = new ArrayList<>();
  70         ActionBuilder actionBuilder = new ActionBuilder();
  71         actionBuilder.setType(Output.class);
  72         PortActionBuilder portBuilder = new PortActionBuilder();
  73         portBuilder.setPort(new PortNumber((long) 42));
  74         actionBuilder.addAugmentation(PortAction.class, portBuilder.build());
  75         MaxLengthActionBuilder maxLen = new MaxLengthActionBuilder();
  76         maxLen.setMaxLength(50);
  77         actionBuilder.addAugmentation(MaxLengthAction.class, maxLen.build());
  78         actions.add(actionBuilder.build());
  79         actionBuilder = new ActionBuilder();
  80         actionBuilder.setType(StripVlan.class);
  81         builder.setAction(actions);
  82         actions.add(actionBuilder.build());
  83         builder.setAction(actions);
  84         builder.setData(ByteBufUtils.hexStringToBytes("00 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14"));
  85         PacketOutInput message = builder.build();
  86
  87         ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
  88         packetOutFactory.serialize(message, out);
  89
  90         BufferHelper.checkHeaderV10(out, (byte) 13, 48);
  91         Assert.assertEquals("Wrong BufferId", 256, out.readUnsignedInt());
  92         Assert.assertEquals("Wrong PortNumber", 257, out.readUnsignedShort());
  93         Assert.assertEquals("Wrong actions length", 16, out.readUnsignedShort());
  94         Assert.assertEquals("Wrong action type", 0, out.readUnsignedShort());
  95         Assert.assertEquals("Wrong action length", 8, out.readUnsignedShort());
  96         Assert.assertEquals("Wrong port", 42, out.readUnsignedShort());
  97         Assert.assertEquals("Wrong maxlength", 50, out.readUnsignedShort());
  98         Assert.assertEquals("Wrong action type", 3, out.readUnsignedShort());
  99         Assert.assertEquals("Wrong action length", 8, out.readUnsignedShort());
 100         out.skipBytes(4);
 101         Assert.assertArrayEquals("Wrong data", message.getData(), out.readBytes(out.readableBytes()).array());
 102         Assert.assertTrue("Unread data", out.readableBytes() == 0);
 103     }
 104
 105     /**
 106      * Testing of {@link OF10PacketOutInputMessageFactory} for correct translation from POJO
 107      * @throws Exception
 108      */
 109     @Test
 110     public void testPacketOutInputWithNoData() throws Exception {
 111         PacketOutInputBuilder builder = new PacketOutInputBuilder();
 112         BufferHelper.setupHeader(builder, EncodeConstants.OF10_VERSION_ID);
 113         builder.setBufferId(256L);
 114         builder.setInPort(new PortNumber(257L));
 115         List<Action> actions = new ArrayList<>();
 116         builder.setAction(actions);
 117         builder.setData(null);
 118         PacketOutInput message = builder.build();
 119
 120         ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
 121         packetOutFactory.serialize(message, out);
 122
 123         BufferHelper.checkHeaderV10(out, (byte) 13, 16);
 124         out.skipBytes(8); // skip packet out message to data index
 125         Assert.assertTrue("Unread data", out.readableBytes() == 0);
 126     }
 127 }