openflow-protocol-impl/src/test/java/org/opendaylight/openflowjava/protocol/impl/serialization/factories/EchoInputMessageFactoryTest.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 org.junit.Assert;
  15 import org.junit.Before;
  16 import org.junit.Test;
  17 import org.opendaylight.openflowjava.protocol.api.extensibility.MessageTypeKey;
  18 import org.opendaylight.openflowjava.protocol.api.extensibility.OFSerializer;
  19 import org.opendaylight.openflowjava.protocol.api.extensibility.SerializerRegistry;
  20 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  21 import org.opendaylight.openflowjava.protocol.impl.serialization.SerializerRegistryImpl;
  22 import org.opendaylight.openflowjava.protocol.impl.util.BufferHelper;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.EchoInput;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.EchoInputBuilder;
  25
  26 /**
  27  * @author michal.polkorab
  28  *
  29  */
  30 public class EchoInputMessageFactoryTest {
  31
  32     private static final byte ECHO_REQUEST_MESSAGE_CODE_TYPE = 2;
  33     private SerializerRegistry registry;
  34     private OFSerializer<EchoInput> echoFactory;
  35
  36     /**
  37      * Initializes serializer registry and stores correct factory in field
  38      */
  39     @Before
  40     public void startUp() {
  41         registry = new SerializerRegistryImpl();
  42         registry.init();
  43         echoFactory = registry.getSerializer(
  44                 new MessageTypeKey<>(EncodeConstants.OF13_VERSION_ID, EchoInput.class));
  45     }
  46
  47     /**
  48      * Testing of {@link EchoInputMessageFactory} for correct translation from POJO
  49      * @throws Exception
  50      */
  51     @Test
  52     public void testV13() throws Exception {
  53         EchoInputBuilder eib = new EchoInputBuilder();
  54         BufferHelper.setupHeader(eib, EncodeConstants.OF13_VERSION_ID);
  55         EchoInput ei = eib.build();
  56         ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
  57         echoFactory.serialize(ei, out);
  58         BufferHelper.checkHeaderV13(out, ECHO_REQUEST_MESSAGE_CODE_TYPE, 8);
  59     }
  60
  61     /**
  62      * Testing of {@link EchoInputMessageFactory} for correct translation from POJO
  63      * @throws Exception
  64      */
  65     @Test
  66     public void testV10() throws Exception {
  67         EchoInputBuilder eib = new EchoInputBuilder();
  68         BufferHelper.setupHeader(eib, EncodeConstants.OF10_VERSION_ID);
  69         EchoInput ei = eib.build();
  70         ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
  71         echoFactory.serialize(ei, out);
  72         BufferHelper.checkHeaderV10(out, ECHO_REQUEST_MESSAGE_CODE_TYPE, 8);
  73     }
  74
  75     /**
  76      * Testing of {@link EchoInputMessageFactory} for correct data serialization
  77      * @throws Exception
  78      */
  79     @Test
  80     public void testData() throws Exception{
  81         byte[] dataToTest = new byte[]{91,92,93,94,95,96,97,98};
  82         EchoInputBuilder eib = new EchoInputBuilder();
  83         BufferHelper.setupHeader(eib, EncodeConstants.OF13_VERSION_ID);
  84         eib.setData(dataToTest);
  85         EchoInput ei = eib.build();
  86         ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
  87         echoFactory.serialize(ei, out);
  88         BufferHelper.checkHeaderV13(out, ECHO_REQUEST_MESSAGE_CODE_TYPE, 8+dataToTest.length);
  89         byte[] outData = new byte[dataToTest.length];
  90         out.readBytes(outData);
  91         Assert.assertArrayEquals("Wrong - different output data.", dataToTest, outData);
  92         out.release();
  93     }
  94 }