2 * Copyright (c) 2013 Pantheon Technologies s.r.o. and others. All rights reserved.
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
9 package org.opendaylight.openflowjava.protocol.impl.deserialization.factories;
11 import io.netty.buffer.ByteBuf;
13 import java.util.ArrayList;
14 import java.util.List;
16 import org.junit.Assert;
17 import org.junit.Before;
18 import org.junit.Test;
19 import org.opendaylight.openflowjava.protocol.api.extensibility.DeserializerRegistry;
20 import org.opendaylight.openflowjava.protocol.api.extensibility.MessageCodeKey;
21 import org.opendaylight.openflowjava.protocol.api.extensibility.OFDeserializer;
22 import org.opendaylight.openflowjava.protocol.impl.deserialization.DeserializerRegistryImpl;
23 import org.opendaylight.openflowjava.protocol.impl.util.BufferHelper;
24 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.HelloElementType;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.HelloMessage;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.hello.Elements;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.hello.ElementsBuilder;
31 * @author michal.polkorab
32 * @author timotej.kubas
35 public class HelloMessageFactoryTest {
37 private OFDeserializer<HelloMessage> helloFactory;
40 * Initializes deserializer registry and lookups correct deserializer
43 public void startUp() {
44 DeserializerRegistry registry = new DeserializerRegistryImpl();
46 helloFactory = registry.getDeserializer(
47 new MessageCodeKey(EncodeConstants.OF13_VERSION_ID, 0, HelloMessage.class));
51 * Testing {@link HelloMessageFactory} for correct length without padding
54 public void testWithoutPadding() {
55 ByteBuf bb = BufferHelper.buildBuffer("00 01 " // type
57 + "00 00 00 11" // bitmap 1
59 HelloMessage builtByFactory = BufferHelper.deserialize(helloFactory, bb);
60 BufferHelper.checkHeaderV13(builtByFactory);
61 List<Elements> element = createElement(4,HelloElementType.VERSIONBITMAP.getIntValue());
62 Assert.assertEquals("Wrong type", element.get(0).getType(), builtByFactory.getElements().get(0).getType());
63 Assert.assertEquals("Wrong versionBitmap", element.get(0).getVersionBitmap(), builtByFactory.getElements().get(0).getVersionBitmap());
67 * Testing {@link HelloMessageFactory} for correct length with padding
70 public void testWithPadding() {
71 ByteBuf bb = BufferHelper.buildBuffer("00 01 " // type
73 + "00 00 00 11 " // bitmap 1
74 + "00 00 00 00 " // bitmap 2
75 + "00 00 00 00" // padding
77 HelloMessage builtByFactory = BufferHelper.deserialize(helloFactory, bb);
78 BufferHelper.checkHeaderV13(builtByFactory);
79 List<Elements> element = createElement(8,HelloElementType.VERSIONBITMAP.getIntValue());
80 Assert.assertEquals("Wrong type", element.get(0).getType(), builtByFactory.getElements().get(0).getType());
81 Assert.assertEquals("Wrong versionBitmap", element.get(0).getVersionBitmap(), builtByFactory.getElements().get(0).getVersionBitmap());
85 * Testing {@link HelloMessageFactory} if incorrect version is set
88 public void testBadType(){
89 ByteBuf bb = BufferHelper.buildBuffer("00 02 " // type
91 + "00 00 00 11 " // bitmap 1
92 + "00 00 00 00 " // bitmap 2
93 + "00 00 00 00" // padding
95 HelloMessage builtByFactory = BufferHelper.deserialize(helloFactory, bb);
96 BufferHelper.checkHeaderV13(builtByFactory);
97 Assert.assertEquals("Wrong - no element has been expected", 0, builtByFactory.getElements().size());
100 private static List<Elements> createElement(int lengthInByte, int type) {
101 ElementsBuilder elementsBuilder = new ElementsBuilder();
102 List<Elements> elementsList = new ArrayList<>();
103 List<Boolean> booleanList = new ArrayList<>();
104 booleanList.add(true);
105 booleanList.add(false);
106 booleanList.add(false);
107 booleanList.add(false);
108 booleanList.add(true);
109 int inSize = booleanList.size();
110 for (int i = 1; i < ((lengthInByte * 8) - inSize + 1); i++) {
111 booleanList.add(false);
113 elementsBuilder.setType(HelloElementType.forValue(type));
114 elementsBuilder.setVersionBitmap(booleanList);
115 elementsList.add(elementsBuilder.build());