2 * Copyright (c) 2013 Cisco Systems, Inc. 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
8 package org.opendaylight.protocol.pcep.impl;
10 import static org.junit.Assert.assertArrayEquals;
11 import static org.junit.Assert.assertEquals;
12 import static org.junit.Assert.assertNull;
14 import com.google.common.collect.Lists;
15 import io.netty.buffer.ByteBuf;
16 import io.netty.buffer.Unpooled;
17 import java.util.List;
18 import org.junit.Test;
19 import org.opendaylight.protocol.pcep.impl.TestVendorInformationTlvParser.TestEnterpriseSpecificInformation;
20 import org.opendaylight.protocol.pcep.impl.tlv.AbstractVendorSpecificTlvParser;
21 import org.opendaylight.protocol.pcep.impl.tlv.NoPathVectorTlvParser;
22 import org.opendaylight.protocol.pcep.impl.tlv.OFListTlvParser;
23 import org.opendaylight.protocol.pcep.impl.tlv.OrderTlvParser;
24 import org.opendaylight.protocol.pcep.impl.tlv.OverloadedDurationTlvParser;
25 import org.opendaylight.protocol.pcep.impl.tlv.ReqMissingTlvParser;
26 import org.opendaylight.protocol.pcep.spi.PCEPDeserializerException;
27 import org.opendaylight.protocol.util.ByteArray;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.iana.rev130816.EnterpriseNumber;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.NoPathVectorTlv;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.OfId;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.RequestId;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.of.list.tlv.OfList;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.of.list.tlv.OfListBuilder;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.order.tlv.Order;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.order.tlv.OrderBuilder;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.overload.duration.tlv.OverloadDuration;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.overload.duration.tlv.OverloadDurationBuilder;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcrep.message.pcrep.message.replies.result.failure._case.no.path.tlvs.NoPathVectorBuilder;
39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.req.missing.tlv.ReqMissing;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.req.missing.tlv.ReqMissingBuilder;
41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.vendor.information.tlvs.VendorInformationTlv;
42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.vendor.information.tlvs.VendorInformationTlvBuilder;
43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.vs.tlv.VsTlv;
44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.vs.tlv.VsTlvBuilder;
45 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.vs.tlv.vs.tlv.VendorPayload;
46 import org.opendaylight.yangtools.yang.binding.DataContainer;
48 public class PCEPTlvParserTest {
50 private static final byte[] noPathVectorBytes = { 0x00, 0x01, 0x00, 0x04, 0x00, 0x00, 0x00, (byte) 0xa7 };
51 private static final byte[] overloadedBytes = { 0x00, 0x02, 0x00, 0x04, 0x7f, (byte) 0xff, (byte) 0xff, (byte) 0xff };
52 private static final byte[] reqMissingBytes = { 0x00, 0x03, 0x00, 0x04, (byte) 0xF7, (byte) 0x82, 0x35, 0x17 };
53 private static final byte[] orderBytes = { 0x00, 0x05, 0x00, 0x08, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, 0x00, 0x00,
55 private static final byte[] ofListBytes = { 0x00, 0x04, 0x00, 0x04, 0x12, 0x34, 0x56, 0x78 };
56 private static final byte[] vsTlvBytes = { 0x00, 0x1b, 0x00, 0x0c, 0x00, 0x00, 0x00, 0x09, 0x00, 0x01, 0x00, 0x04, 0x00, 0x00, 0x00,
58 private static final byte[] VENDOR_INFO_BYTES = {
59 0x00, 0x07, 0x00, 0x08,
60 /* Enterprise number */
61 0x00, 0x00, 0x00, 0x00,
62 /* Enterprise specific information */
63 0x00, 0x00, 0x00, 0x05
66 private final AbstractVendorSpecificTlvParser vsParser = new AbstractVendorSpecificTlvParser() {
69 protected void serializeVendorPayload(final VendorPayload payload, final ByteBuf buffer) {
70 buffer.writeBytes(new byte[] { 0x00, 0x01, 0x00, 0x04, 0x00, 0x00, 0x00, 0x05 });
74 protected VendorPayload parseVendorPayload(final ByteBuf payloadBytes) throws PCEPDeserializerException {
75 return PCEPTlvParserTest.this.vp;
79 protected long getEnterpriseNumber() {
84 private final VendorPayload vp = new VendorPayload() {
87 public Class<? extends DataContainer> getImplementedInterface() {
93 public void testNoPathVectorTlv() throws PCEPDeserializerException {
94 final NoPathVectorTlvParser parser = new NoPathVectorTlvParser();
95 final NoPathVectorTlv tlv = new NoPathVectorBuilder().setFlags(
96 new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.NoPathVectorTlv.Flags(false, true, false, true, false, true, true, true)).build();
97 assertEquals(tlv, parser.parseTlv(Unpooled.wrappedBuffer(ByteArray.cutBytes(noPathVectorBytes, 4))));
98 final ByteBuf buff = Unpooled.buffer();
99 parser.serializeTlv(tlv, buff);
100 assertArrayEquals(noPathVectorBytes, ByteArray.getAllBytes(buff));
101 assertNull(parser.parseTlv(null));
105 public void testOverloadedDurationTlv() throws PCEPDeserializerException {
106 final OverloadedDurationTlvParser parser = new OverloadedDurationTlvParser();
107 final OverloadDuration tlv = new OverloadDurationBuilder().setDuration(0x7FFFFFFFL).build();
108 assertEquals(tlv, parser.parseTlv(Unpooled.wrappedBuffer(ByteArray.cutBytes(overloadedBytes, 4))));
109 final ByteBuf buff = Unpooled.buffer();
110 parser.serializeTlv(tlv, buff);
111 assertArrayEquals(overloadedBytes, ByteArray.getAllBytes(buff));
112 assertNull(parser.parseTlv(null));
116 public void testReqMissingTlv() throws PCEPDeserializerException {
117 final ReqMissingTlvParser parser = new ReqMissingTlvParser();
118 final ReqMissing tlv = new ReqMissingBuilder().setRequestId(new RequestId(0xF7823517L)).build();
119 assertEquals(tlv, parser.parseTlv(Unpooled.wrappedBuffer(ByteArray.cutBytes(reqMissingBytes, 4))));
120 final ByteBuf buff = Unpooled.buffer();
121 parser.serializeTlv(tlv, buff);
122 assertArrayEquals(reqMissingBytes, ByteArray.getAllBytes(buff));
123 assertNull(parser.parseTlv(null));
127 public void testOrderTlv() throws PCEPDeserializerException {
128 final OrderTlvParser parser = new OrderTlvParser();
129 final Order tlv = new OrderBuilder().setDelete(0xFFFFFFFFL).setSetup(0x00000001L).build();
130 assertEquals(tlv, parser.parseTlv(Unpooled.wrappedBuffer(ByteArray.cutBytes(orderBytes, 4))));
131 final ByteBuf buff = Unpooled.buffer();
132 parser.serializeTlv(tlv, buff);
133 assertArrayEquals(orderBytes, ByteArray.getAllBytes(buff));
134 assertNull(parser.parseTlv(null));
138 public void testOFListTlv() throws PCEPDeserializerException {
139 final OFListTlvParser parser = new OFListTlvParser();
140 final List<OfId> ids = Lists.newArrayList();
141 ids.add(new OfId(0x1234));
142 ids.add(new OfId(0x5678));
143 final OfList tlv = new OfListBuilder().setCodes(ids).build();
144 assertEquals(tlv, parser.parseTlv(Unpooled.wrappedBuffer(ByteArray.cutBytes(ofListBytes, 4))));
145 final ByteBuf buff = Unpooled.buffer();
146 parser.serializeTlv(tlv, buff);
147 assertArrayEquals(ofListBytes, ByteArray.getAllBytes(buff));
148 assertNull(parser.parseTlv(null));
152 public void testVendorSpecificTlv() throws PCEPDeserializerException {
153 final VsTlv tlv = new VsTlvBuilder().setEnterpriseNumber(new EnterpriseNumber(9L)).setVendorPayload(this.vp).build();
154 assertEquals(tlv, this.vsParser.parseTlv(Unpooled.wrappedBuffer(ByteArray.cutBytes(vsTlvBytes, 4))));
155 final ByteBuf buff = Unpooled.buffer();
156 this.vsParser.serializeTlv(tlv, buff);
157 assertArrayEquals(vsTlvBytes, ByteArray.getAllBytes(buff));
158 assertNull(this.vsParser.parseTlv(null));
162 public void testVendorInformationTlv() throws PCEPDeserializerException {
163 final TestVendorInformationTlvParser parser = new TestVendorInformationTlvParser();
164 final TestEnterpriseSpecificInformation esInfo = new TestEnterpriseSpecificInformation(5);
165 final VendorInformationTlv viTlv = new VendorInformationTlvBuilder().setEnterpriseNumber(new EnterpriseNumber(0L))
166 .setEnterpriseSpecificInformation(esInfo).build();
168 final VendorInformationTlv parsedTlv = parser.parseTlv(Unpooled.wrappedBuffer(ByteArray.cutBytes(VENDOR_INFO_BYTES, 8)));
169 assertEquals(viTlv, parsedTlv);
171 final ByteBuf buff = Unpooled.buffer(VENDOR_INFO_BYTES.length);
172 parser.serializeTlv(viTlv, buff);
173 assertArrayEquals(VENDOR_INFO_BYTES, ByteArray.getAllBytes(buff));
174 assertNull(parser.parseTlv(null));