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 import org.opendaylight.protocol.concepts.IPv4Address;
  19 import org.opendaylight.protocol.concepts.IPv4Prefix;
  20 import org.opendaylight.protocol.concepts.IPv6Address;
  21 import org.opendaylight.protocol.concepts.IPv6Prefix;
  22 import org.opendaylight.protocol.concepts.SharedRiskLinkGroup;
  23 import org.opendaylight.protocol.pcep.PCEPDeserializerException;
  24 import org.opendaylight.protocol.pcep.concepts.UnnumberedInterfaceIdentifier;
  25 import org.opendaylight.protocol.pcep.impl.subobject.XROAsNumberSubobjectParser;
  26 import org.opendaylight.protocol.pcep.impl.subobject.XROIPv4PrefixSubobjectParser;
  27 import org.opendaylight.protocol.pcep.impl.subobject.XROIPv6PrefixSubobjectParser;
  28 import org.opendaylight.protocol.pcep.impl.subobject.XROUnnumberedInterfaceSubobjectParser;
  29 import org.opendaylight.protocol.pcep.subobject.ExcludeRouteSubobject;
  30 import org.opendaylight.protocol.pcep.subobject.XROAsNumberSubobject;
  31 import org.opendaylight.protocol.pcep.subobject.XROIPPrefixSubobject;
  32 import org.opendaylight.protocol.pcep.subobject.XROSRLGSubobject;
  33 import org.opendaylight.protocol.pcep.subobject.XROSubobjectAttribute;
  34 import org.opendaylight.protocol.pcep.subobject.XROUnnumberedInterfaceSubobject;
  35 import org.opendaylight.protocol.util.ByteArray;
  36 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.AsNumber;
  37
  38 public class PCEPXROSubobjectParserTest {
  39
  40         @Test
  41         public void testSerDeser() throws PCEPDeserializerException, IOException {
  42                 final byte[] bytesFromFile = ByteArray.fileToBytes("src/test/resources/PackOfXROSubobjects.bin");
  43                 final List<ExcludeRouteSubobject> objsToTest = PCEPXROSubobjectParser.parse(bytesFromFile);
  44
  45                 assertEquals(5, objsToTest.size());
  46
  47                 assertEquals(objsToTest.get(0), new XROIPPrefixSubobject<IPv4Prefix>(new IPv4Prefix(new IPv4Address(new byte[] { (byte) 192,
  48                                 (byte) 168, (byte) 0, (byte) 0 }), 16), true, XROSubobjectAttribute.NODE));
  49                 assertEquals(objsToTest.get(1), new XROIPPrefixSubobject<IPv6Prefix>(new IPv6Prefix(new IPv6Address(new byte[] { (byte) 0x12,
  50                                 (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0x90, (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0x90,
  51                                 (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0, (byte) 0 }), 112), true, XROSubobjectAttribute.INTERFACE));
  52                 assertEquals(objsToTest.get(2), new XROUnnumberedInterfaceSubobject(new IPv4Address(new byte[] { (byte) 0, (byte) 0, (byte) 0,
  53                                 (byte) 0x20 }), new UnnumberedInterfaceIdentifier(0x1234L), false, XROSubobjectAttribute.SRLG));
  54                 assertEquals(objsToTest.get(3), new XROAsNumberSubobject(new AsNumber((long) 0x1234), false));
  55                 assertEquals(objsToTest.get(4), new XROSRLGSubobject(new SharedRiskLinkGroup(0x12345678L), false));
  56
  57                 assertArrayEquals(bytesFromFile, PCEPXROSubobjectParser.put(objsToTest));
  58
  59         }
  60
  61         @Test
  62         public void testDifferentLengthExceptions() {
  63                 final byte[] bytes = { (byte) 0x00 }; // not empty but not enought data for parsing subobjects
  64
  65                 try {
  66                         XROAsNumberSubobjectParser.parse(bytes, true);
  67                         fail("");
  68                 } catch (final PCEPDeserializerException e) {
  69                 }
  70
  71                 try {
  72                         XROUnnumberedInterfaceSubobjectParser.parse(bytes, true);
  73                         fail("");
  74                 } catch (final PCEPDeserializerException e) {
  75                 }
  76
  77                 try {
  78                         XROIPv4PrefixSubobjectParser.parse(bytes, true);
  79                         fail("");
  80                 } catch (final PCEPDeserializerException e) {
  81                 }
  82
  83                 try {
  84                         XROIPv6PrefixSubobjectParser.parse(bytes, true);
  85                         fail("");
  86                 } catch (final PCEPDeserializerException e) {
  87                 }
  88         }
  89
  90         @Test
  91         public void testNullExceptions() throws PCEPDeserializerException {
  92                 final byte[] bytes = null; // not empty but not enought data for parsing subobjects
  93
  94                 try {
  95                         XROAsNumberSubobjectParser.parse(bytes, true);
  96                         fail("");
  97                 } catch (final IllegalArgumentException e) {
  98                 }
  99
 100                 try {
 101                         XROUnnumberedInterfaceSubobjectParser.parse(bytes, true);
 102                         fail("");
 103                 } catch (final IllegalArgumentException e) {
 104                 }
 105
 106                 try {
 107                         XROIPv4PrefixSubobjectParser.parse(bytes, true);
 108                         fail("");
 109                 } catch (final IllegalArgumentException e) {
 110                 }
 111
 112                 try {
 113                         XROIPv6PrefixSubobjectParser.parse(bytes, true);
 114                         fail("");
 115                 } catch (final IllegalArgumentException e) {
 116                 }
 117         }
 118
 119         @Test
 120         public void testUnknownInstanceExceptions() {
 121
 122                 final ExcludeRouteSubobject instance = new ExcludeRouteSubobject(true) {
 123                 };
 124
 125                 try {
 126                         XROAsNumberSubobjectParser.put(instance);
 127                         fail("");
 128                 } catch (final IllegalArgumentException e) {
 129                 }
 130
 131                 try {
 132                         XROUnnumberedInterfaceSubobjectParser.put(instance);
 133                         fail("");
 134                 } catch (final IllegalArgumentException e) {
 135                 }
 136
 137                 try {
 138                         XROIPv4PrefixSubobjectParser.put(instance);
 139                         fail("");
 140                 } catch (final IllegalArgumentException e) {
 141                 }
 142
 143                 try {
 144                         final byte[] ipv6addr = { (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00,
 145                                         (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00 };
 146                         XROIPv4PrefixSubobjectParser.put(new XROIPPrefixSubobject<IPv6Prefix>(new IPv6Prefix(new IPv6Address(ipv6addr), 1), false, XROSubobjectAttribute.INTERFACE));
 147                         fail("");
 148                 } catch (final IllegalArgumentException e) {
 149                 }
 150
 151                 try {
 152                         XROIPv6PrefixSubobjectParser.put(instance);
 153                         fail("");
 154                 } catch (final IllegalArgumentException e) {
 155                 }
 156
 157                 try {
 158                         final byte[] ipv4addr = { (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00 };
 159                         XROIPv6PrefixSubobjectParser.put(new XROIPPrefixSubobject<IPv4Prefix>(new IPv4Prefix(new IPv4Address(ipv4addr), 1), false, XROSubobjectAttribute.INTERFACE));
 160                         fail("");
 161                 } catch (final IllegalArgumentException e) {
 162                 }
 163
 164         }
 165
 166         @Test
 167         public void testEmptyExceptions() throws PCEPDeserializerException {
 168                 final byte[] bytes = {}; // not empty but not enought data for parsing subobjects
 169
 170                 try {
 171                         XROAsNumberSubobjectParser.parse(bytes, true);
 172                         fail("");
 173                 } catch (final IllegalArgumentException e) {
 174                 }
 175
 176                 try {
 177                         XROUnnumberedInterfaceSubobjectParser.parse(bytes, true);
 178                         fail("");
 179                 } catch (final IllegalArgumentException e) {
 180                 }
 181
 182                 try {
 183                         XROIPv4PrefixSubobjectParser.parse(bytes, true);
 184                         fail("");
 185                 } catch (final IllegalArgumentException e) {
 186                 }
 187
 188                 try {
 189                         XROIPv6PrefixSubobjectParser.parse(bytes, true);
 190                         fail("");
 191                 } catch (final IllegalArgumentException e) {
 192                 }
 193         }
 194
 195 }