pcep/impl/src/test/java/org/opendaylight/protocol/pcep/impl/PCEPXROSubobjectParserTest.java

   1 /*
   2  * Copyright (c) 2013 Cisco Systems, Inc. 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.protocol.pcep.impl;
   9
  10 import static org.junit.Assert.assertArrayEquals;
  11 import static org.junit.Assert.assertEquals;
  12 import static org.junit.Assert.fail;
  13
  14 import java.io.IOException;
  15 import java.util.List;
  16
  17 import org.junit.Test;
  18
  19 import org.opendaylight.protocol.util.ByteArray;
  20 import org.opendaylight.protocol.concepts.ASNumber;
  21 import org.opendaylight.protocol.concepts.IPv4Address;
  22 import org.opendaylight.protocol.concepts.IPv4Prefix;
  23 import org.opendaylight.protocol.concepts.IPv6Address;
  24 import org.opendaylight.protocol.concepts.IPv6Prefix;
  25 import org.opendaylight.protocol.concepts.SharedRiskLinkGroup;
  26 import org.opendaylight.protocol.pcep.PCEPDeserializerException;
  27 import org.opendaylight.protocol.pcep.concepts.UnnumberedInterfaceIdentifier;
  28 import org.opendaylight.protocol.pcep.impl.subobject.XROAsNumberSubobjectParser;
  29 import org.opendaylight.protocol.pcep.impl.subobject.XROIPv4PrefixSubobjectParser;
  30 import org.opendaylight.protocol.pcep.impl.subobject.XROIPv6PrefixSubobjectParser;
  31 import org.opendaylight.protocol.pcep.impl.subobject.XROUnnumberedInterfaceSubobjectParser;
  32 import org.opendaylight.protocol.pcep.subobject.ExcludeRouteSubobject;
  33 import org.opendaylight.protocol.pcep.subobject.XROAsNumberSubobject;
  34 import org.opendaylight.protocol.pcep.subobject.XROIPPrefixSubobject;
  35 import org.opendaylight.protocol.pcep.subobject.XROSRLGSubobject;
  36 import org.opendaylight.protocol.pcep.subobject.XROSubobjectAttribute;
  37 import org.opendaylight.protocol.pcep.subobject.XROUnnumberedInterfaceSubobject;
  38
  39 public class PCEPXROSubobjectParserTest {
  40
  41         @Test
  42         public void testSerDeser() throws PCEPDeserializerException, IOException {
  43                 final byte[] bytesFromFile = ByteArray.fileToBytes("src/test/resources/PackOfXROSubobjects.bin");
  44                 final List<ExcludeRouteSubobject> objsToTest = PCEPXROSubobjectParser.parse(bytesFromFile);
  45
  46                 assertEquals(5, objsToTest.size());
  47
  48                 assertEquals(
  49                                 objsToTest.get(0),
  50                                 new XROIPPrefixSubobject<IPv4Prefix>(new IPv4Prefix(new IPv4Address(
  51                                                 new byte[] { (byte) 192, (byte) 168, (byte) 0, (byte) 0 }), 16), true, XROSubobjectAttribute.NODE));
  52                 assertEquals(
  53                                 objsToTest.get(1),
  54                                 new XROIPPrefixSubobject<IPv6Prefix>(new IPv6Prefix(new IPv6Address(
  55                                                 new byte[] { (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0x90, (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78,
  56                                                                 (byte) 0x90, (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0, (byte) 0 }), 112), true,
  57                                                 XROSubobjectAttribute.INTERFACE));
  58                 assertEquals(
  59                                 objsToTest.get(2),
  60                                 new XROUnnumberedInterfaceSubobject(new IPv4Address(
  61                                                 new byte[] { (byte) 0, (byte) 0, (byte) 0, (byte) 0x20 }), new UnnumberedInterfaceIdentifier(0x1234L), false,
  62                                                 XROSubobjectAttribute.SRLG));
  63                 assertEquals(objsToTest.get(3), new XROAsNumberSubobject(new ASNumber(0x1234), false));
  64                 assertEquals(objsToTest.get(4), new XROSRLGSubobject(new SharedRiskLinkGroup(0x12345678L), false));
  65
  66                 assertArrayEquals(bytesFromFile, PCEPXROSubobjectParser.put(objsToTest));
  67
  68         }
  69
  70         @Test
  71         public void testDifferentLengthExceptions() {
  72                 final byte[] bytes = { (byte) 0x00 }; //not empty but not enought data for parsing subobjects
  73
  74                 try {
  75                         XROAsNumberSubobjectParser.parse(bytes, true);
  76                         fail("");
  77                 } catch (final PCEPDeserializerException e) {
  78                 }
  79
  80                 try {
  81                         XROUnnumberedInterfaceSubobjectParser.parse(bytes, true);
  82                         fail("");
  83                 } catch (final PCEPDeserializerException e) {
  84                 }
  85
  86                 try {
  87                         XROIPv4PrefixSubobjectParser.parse(bytes, true);
  88                         fail("");
  89                 } catch (final PCEPDeserializerException e) {
  90                 }
  91
  92                 try {
  93                         XROIPv6PrefixSubobjectParser.parse(bytes, true);
  94                         fail("");
  95                 } catch (final PCEPDeserializerException e) {
  96                 }
  97         }
  98
  99         @Test
 100         public void testNullExceptions() throws PCEPDeserializerException {
 101                 final byte[] bytes = null; //not empty but not enought data for parsing subobjects
 102
 103                 try {
 104                         XROAsNumberSubobjectParser.parse(bytes, true);
 105                         fail("");
 106                 } catch (final IllegalArgumentException e) {
 107                 }
 108
 109                 try {
 110                         XROUnnumberedInterfaceSubobjectParser.parse(bytes, true);
 111                         fail("");
 112                 } catch (final IllegalArgumentException e) {
 113                 }
 114
 115                 try {
 116                         XROIPv4PrefixSubobjectParser.parse(bytes, true);
 117                         fail("");
 118                 } catch (final IllegalArgumentException e) {
 119                 }
 120
 121                 try {
 122                         XROIPv6PrefixSubobjectParser.parse(bytes, true);
 123                         fail("");
 124                 } catch (final IllegalArgumentException e) {
 125                 }
 126         }
 127
 128         @Test
 129         public void testUnknownInstanceExceptions() {
 130
 131                 final ExcludeRouteSubobject instance = new ExcludeRouteSubobject(true) {
 132                 };
 133
 134                 try {
 135                         XROAsNumberSubobjectParser.put(instance);
 136                         fail("");
 137                 } catch (final IllegalArgumentException e) {
 138                 }
 139
 140                 try {
 141                         XROUnnumberedInterfaceSubobjectParser.put(instance);
 142                         fail("");
 143                 } catch (final IllegalArgumentException e) {
 144                 }
 145
 146                 try {
 147                         XROIPv4PrefixSubobjectParser.put(instance);
 148                         fail("");
 149                 } catch (final IllegalArgumentException e) {
 150                 }
 151
 152                 try {
 153                         final byte[] ipv6addr = { (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00,
 154                                         (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00 };
 155                         XROIPv4PrefixSubobjectParser.put(new XROIPPrefixSubobject<IPv6Prefix>(new IPv6Prefix(new IPv6Address(ipv6addr), 1), false, XROSubobjectAttribute.INTERFACE));
 156                         fail("");
 157                 } catch (final IllegalArgumentException e) {
 158                 }
 159
 160                 try {
 161                         XROIPv6PrefixSubobjectParser.put(instance);
 162                         fail("");
 163                 } catch (final IllegalArgumentException e) {
 164                 }
 165
 166                 try {
 167                         final byte[] ipv4addr = { (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00 };
 168                         XROIPv6PrefixSubobjectParser.put(new XROIPPrefixSubobject<IPv4Prefix>(new IPv4Prefix(new IPv4Address(ipv4addr), 1), false, XROSubobjectAttribute.INTERFACE));
 169                         fail("");
 170                 } catch (final IllegalArgumentException e) {
 171                 }
 172
 173         }
 174
 175         @Test
 176         public void testEmptyExceptions() throws PCEPDeserializerException {
 177                 final byte[] bytes = {}; //not empty but not enought data for parsing subobjects
 178
 179                 try {
 180                         XROAsNumberSubobjectParser.parse(bytes, true);
 181                         fail("");
 182                 } catch (final IllegalArgumentException e) {
 183                 }
 184
 185                 try {
 186                         XROUnnumberedInterfaceSubobjectParser.parse(bytes, true);
 187                         fail("");
 188                 } catch (final IllegalArgumentException e) {
 189                 }
 190
 191                 try {
 192                         XROIPv4PrefixSubobjectParser.parse(bytes, true);
 193                         fail("");
 194                 } catch (final IllegalArgumentException e) {
 195                 }
 196
 197                 try {
 198                         XROIPv6PrefixSubobjectParser.parse(bytes, true);
 199                         fail("");
 200                 } catch (final IllegalArgumentException e) {
 201                 }
 202         }
 203
 204 }