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.parser.tlv.NoPathVectorTlvParser;
21 import org.opendaylight.protocol.pcep.parser.tlv.OFListTlvParser;
22 import org.opendaylight.protocol.pcep.parser.tlv.OrderTlvParser;
23 import org.opendaylight.protocol.pcep.parser.tlv.OverloadedDurationTlvParser;
24 import org.opendaylight.protocol.pcep.parser.tlv.PathSetupTypeTlvParser;
25 import org.opendaylight.protocol.pcep.parser.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.rev181109.NoPathVectorTlv;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.OfId;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.RequestId;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.of.list.tlv.OfList;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.of.list.tlv.OfListBuilder;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.order.tlv.Order;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.order.tlv.OrderBuilder;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.overload.duration.tlv.OverloadDuration;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.overload.duration.tlv.OverloadDurationBuilder;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.path.setup.type.tlv.PathSetupType;
39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.path.setup.type.tlv.PathSetupTypeBuilder;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.pcrep.message.pcrep.message.replies.result.failure._case.no.path.tlvs.NoPathVectorBuilder;
41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.req.missing.tlv.ReqMissing;
42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.req.missing.tlv.ReqMissingBuilder;
43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.vendor.information.tlvs.VendorInformationTlv;
44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.vendor.information.tlvs.VendorInformationTlvBuilder;
46 public class PCEPTlvParserTest {
48 private static final byte[] noPathVectorBytes = { 0x00, 0x01, 0x00, 0x04, 0x00, 0x00, 0x00, (byte) 0xa7 };
49 private static final byte[] overloadedBytes = { 0x00, 0x02, 0x00, 0x04, 0x7f, (byte) 0xff, (byte) 0xff, (byte) 0xff };
50 private static final byte[] reqMissingBytes = { 0x00, 0x03, 0x00, 0x04, (byte) 0xF7, (byte) 0x82, 0x35, 0x17 };
51 private static final byte[] orderBytes = { 0x00, 0x05, 0x00, 0x08, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, 0x00, 0x00,
53 private static final byte[] ofListBytes = { 0x00, 0x04, 0x00, 0x04, 0x12, 0x34, 0x56, 0x78 };
54 private static final byte[] VENDOR_INFO_BYTES = {
55 0x00, 0x07, 0x00, 0x08,
56 /* Enterprise number */
57 0x00, 0x00, 0x00, 0x00,
58 /* Enterprise specific information */
59 0x00, 0x00, 0x00, 0x05
62 private static final byte[] PST_TLV_BYTES = { 0x0, 0x1C, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0 };
64 private static final byte[] PST_TLV_BYTES_UNSUPPORTED = { 0x0, 0x1C, 0x0, 0x4, 0x0, 0x0, 0x0, 0x1 };
67 public void testNoPathVectorTlv() throws PCEPDeserializerException {
68 final NoPathVectorTlvParser parser = new NoPathVectorTlvParser();
69 final NoPathVectorTlv tlv = new NoPathVectorBuilder().setFlags(
70 new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.NoPathVectorTlv.Flags(false, true, false, true, false, true, true, true)).build();
71 assertEquals(tlv, parser.parseTlv(Unpooled.wrappedBuffer(ByteArray.cutBytes(noPathVectorBytes, 4))));
72 final ByteBuf buff = Unpooled.buffer();
73 parser.serializeTlv(tlv, buff);
74 assertArrayEquals(noPathVectorBytes, ByteArray.getAllBytes(buff));
75 assertNull(parser.parseTlv(null));
79 public void testOverloadedDurationTlv() throws PCEPDeserializerException {
80 final OverloadedDurationTlvParser parser = new OverloadedDurationTlvParser();
81 final OverloadDuration tlv = new OverloadDurationBuilder().setDuration(0x7FFFFFFFL).build();
82 assertEquals(tlv, parser.parseTlv(Unpooled.wrappedBuffer(ByteArray.cutBytes(overloadedBytes, 4))));
83 final ByteBuf buff = Unpooled.buffer();
84 parser.serializeTlv(tlv, buff);
85 assertArrayEquals(overloadedBytes, ByteArray.getAllBytes(buff));
86 assertNull(parser.parseTlv(null));
90 public void testReqMissingTlv() throws PCEPDeserializerException {
91 final ReqMissingTlvParser parser = new ReqMissingTlvParser();
92 final ReqMissing tlv = new ReqMissingBuilder().setRequestId(new RequestId(0xF7823517L)).build();
93 assertEquals(tlv, parser.parseTlv(Unpooled.wrappedBuffer(ByteArray.cutBytes(reqMissingBytes, 4))));
94 final ByteBuf buff = Unpooled.buffer();
95 parser.serializeTlv(tlv, buff);
96 assertArrayEquals(reqMissingBytes, ByteArray.getAllBytes(buff));
97 assertNull(parser.parseTlv(null));
101 public void testOrderTlv() throws PCEPDeserializerException {
102 final OrderTlvParser parser = new OrderTlvParser();
103 final Order tlv = new OrderBuilder().setDelete(0xFFFFFFFFL).setSetup(0x00000001L).build();
104 assertEquals(tlv, parser.parseTlv(Unpooled.wrappedBuffer(ByteArray.cutBytes(orderBytes, 4))));
105 final ByteBuf buff = Unpooled.buffer();
106 parser.serializeTlv(tlv, buff);
107 assertArrayEquals(orderBytes, ByteArray.getAllBytes(buff));
108 assertNull(parser.parseTlv(null));
112 public void testOFListTlv() throws PCEPDeserializerException {
113 final OFListTlvParser parser = new OFListTlvParser();
114 final List<OfId> ids = Lists.newArrayList();
115 ids.add(new OfId(0x1234));
116 ids.add(new OfId(0x5678));
117 final OfList tlv = new OfListBuilder().setCodes(ids).build();
118 assertEquals(tlv, parser.parseTlv(Unpooled.wrappedBuffer(ByteArray.cutBytes(ofListBytes, 4))));
119 final ByteBuf buff = Unpooled.buffer();
120 parser.serializeTlv(tlv, buff);
121 assertArrayEquals(ofListBytes, ByteArray.getAllBytes(buff));
122 assertNull(parser.parseTlv(null));
126 public void testVendorInformationTlv() throws PCEPDeserializerException {
127 final TestVendorInformationTlvParser parser = new TestVendorInformationTlvParser();
128 final TestEnterpriseSpecificInformation esInfo = new TestEnterpriseSpecificInformation(5);
129 final VendorInformationTlv viTlv = new VendorInformationTlvBuilder().setEnterpriseNumber(new EnterpriseNumber(0L))
130 .setEnterpriseSpecificInformation(esInfo).build();
132 final VendorInformationTlv parsedTlv = parser.parseTlv(Unpooled.wrappedBuffer(ByteArray.cutBytes(VENDOR_INFO_BYTES, 8)));
133 assertEquals(viTlv, parsedTlv);
135 final ByteBuf buff = Unpooled.buffer(VENDOR_INFO_BYTES.length);
136 parser.serializeTlv(viTlv, buff);
137 assertArrayEquals(VENDOR_INFO_BYTES, ByteArray.getAllBytes(buff));
138 assertNull(parser.parseTlv(null));
142 public void testPathSetupTypeTlvParser() throws PCEPDeserializerException {
143 final PathSetupTypeTlvParser parser = new PathSetupTypeTlvParser();
144 final PathSetupType pstTlv = new PathSetupTypeBuilder().setPst((short) 0).build();
145 assertEquals(pstTlv, parser.parseTlv(Unpooled.wrappedBuffer(ByteArray.cutBytes(PST_TLV_BYTES, 4))));
146 final ByteBuf buff = Unpooled.buffer();
147 parser.serializeTlv(pstTlv, buff);
148 assertArrayEquals(PST_TLV_BYTES, ByteArray.getAllBytes(buff));
151 @Test(expected=PCEPDeserializerException.class)
152 public void testUnsupportedPSTParser() throws PCEPDeserializerException {
153 final PathSetupTypeTlvParser parser = new PathSetupTypeTlvParser();
154 parser.parseTlv(Unpooled.wrappedBuffer(ByteArray.cutBytes(PST_TLV_BYTES_UNSUPPORTED, 4)));
157 @Test(expected=IllegalArgumentException.class)
158 public void testUnsupportedPSTSerializer() {
159 final PathSetupTypeTlvParser parser = new PathSetupTypeTlvParser();
160 final PathSetupType pstTlv = new PathSetupTypeBuilder().setPst((short) 1).build();
161 final ByteBuf buff = Unpooled.buffer();
162 parser.serializeTlv(pstTlv, buff);