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

   1 /*
   2  * Copyright (c) 2015 NetIDE Consortium 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.protocol.impl.serialization.factories;
   9
  10 import io.netty.buffer.ByteBuf;
  11 import io.netty.buffer.UnpooledByteBufAllocator;
  12 import java.math.BigInteger;
  13 import org.junit.Assert;
  14 import org.junit.Before;
  15 import org.junit.Test;
  16 import org.opendaylight.openflowjava.protocol.api.extensibility.OFSerializer;
  17 import org.opendaylight.openflowjava.protocol.api.extensibility.SerializerRegistry;
  18 import org.opendaylight.openflowjava.protocol.api.keys.MessageTypeKey;
  19 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  20 import org.opendaylight.openflowjava.protocol.impl.serialization.SerializerRegistryImpl;
  21 import org.opendaylight.openflowjava.protocol.impl.util.BufferHelper;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.Capabilities;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetFeaturesOutput;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetFeaturesOutputBuilder;
  25
  26 public class GetFeaturesOutputFactoryTest {
  27     private OFSerializer<GetFeaturesOutput> factory;
  28     private static final byte MESSAGE_TYPE = 6;
  29     private static final byte PADDING = 2;
  30
  31     @Before
  32     public void startUp() {
  33         SerializerRegistry registry = new SerializerRegistryImpl();
  34         registry.init();
  35         factory = registry
  36                 .getSerializer(new MessageTypeKey<>(EncodeConstants.OF13_VERSION_ID, GetFeaturesOutput.class));
  37     }
  38
  39     @Test
  40     public void testSerialize() throws Exception {
  41         GetFeaturesOutputBuilder builder = new GetFeaturesOutputBuilder();
  42         BufferHelper.setupHeader(builder, EncodeConstants.OF13_VERSION_ID);
  43         builder.setDatapathId(BigInteger.valueOf(1234L));
  44         builder.setBuffers(1234L);
  45         builder.setTables((short) 12);
  46         builder.setAuxiliaryId((short) 12);
  47         builder.setCapabilities(new Capabilities(true, false, true, false, true, false, true));
  48         builder.setReserved(1234L);
  49         GetFeaturesOutput message = builder.build();
  50
  51         ByteBuf serializedBuffer = UnpooledByteBufAllocator.DEFAULT.buffer();
  52         factory.serialize(message, serializedBuffer);
  53
  54         BufferHelper.checkHeaderV13(serializedBuffer, MESSAGE_TYPE, 32);
  55         Assert.assertEquals("Wrong DatapathId", message.getDatapathId().longValue(), serializedBuffer.readLong());
  56         Assert.assertEquals("Wrong Buffer ID", message.getBuffers().longValue(), serializedBuffer.readInt());
  57         Assert.assertEquals("Wrong tables", message.getTables().shortValue(), serializedBuffer.readUnsignedByte());
  58         Assert.assertEquals("Wrong auxiliary ID", message.getAuxiliaryId().shortValue(),
  59                 serializedBuffer.readUnsignedByte());
  60         serializedBuffer.skipBytes(PADDING);
  61         Assert.assertEquals("Wrong Capabilities", message.getCapabilities(),
  62                 createCapabilities(serializedBuffer.readInt()));
  63         Assert.assertEquals("Wrong reserved", message.getReserved().longValue(), serializedBuffer.readInt());
  64     }
  65
  66     private static Capabilities createCapabilities(int input) {
  67         final Boolean one = (input & (1 << 0)) > 0;
  68         final Boolean two = (input & (1 << 1)) > 0;
  69         final Boolean three = (input & (1 << 2)) > 0;
  70         final Boolean four = (input & (1 << 3)) > 0;
  71         final Boolean five = (input & (1 << 5)) > 0;
  72         final Boolean six = (input & (1 << 6)) > 0;
  73         final Boolean seven = (input & (1 << 8)) > 0;
  74         return new Capabilities(one, four, five, seven, three, six, two);
  75     }
  76 }