openflowjava/openflow-protocol-impl/src/test/java/org/opendaylight/openflowjava/protocol/impl/serialization/factories/RoleReplyMessageFactoryTest.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.ControllerRole;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.RoleRequestOutput;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.RoleRequestOutputBuilder;
  25
  26 /**
  27  * Unit tests for RoleReplyMessageFactory.
  28  *
  29  * @author giuseppex.petralia@intel.com
  30  */
  31 public class RoleReplyMessageFactoryTest {
  32     private OFSerializer<RoleRequestOutput> factory;
  33     private static final byte MESSAGE_TYPE = 25;
  34     private static final byte PADDING = 4;
  35
  36     @Before
  37     public void startUp() {
  38         SerializerRegistry registry = new SerializerRegistryImpl();
  39         registry.init();
  40         factory = registry
  41                 .getSerializer(new MessageTypeKey<>(EncodeConstants.OF13_VERSION_ID, RoleRequestOutput.class));
  42     }
  43
  44     @Test
  45     public void testSerialize() throws Exception {
  46         RoleRequestOutputBuilder builder = new RoleRequestOutputBuilder();
  47         BufferHelper.setupHeader(builder, EncodeConstants.OF13_VERSION_ID);
  48         builder.setRole(ControllerRole.forValue(0));
  49         builder.setGenerationId(BigInteger.valueOf(1L));
  50         RoleRequestOutput message = builder.build();
  51
  52         ByteBuf serializedBuffer = UnpooledByteBufAllocator.DEFAULT.buffer();
  53         factory.serialize(message, serializedBuffer);
  54         BufferHelper.checkHeaderV13(serializedBuffer, MESSAGE_TYPE, 24);
  55         Assert.assertEquals("Wrong role", message.getRole().getIntValue(),
  56                 ControllerRole.forValue((int) serializedBuffer.readUnsignedInt()).getIntValue());
  57         serializedBuffer.skipBytes(PADDING);
  58         byte[] genId = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
  59         serializedBuffer.readBytes(genId);
  60         Assert.assertEquals("Wrong generation ID", message.getGenerationId(), new BigInteger(1, genId));
  61     }
  62 }