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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 2013-2018 Regents of the University of California.
*
* This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
*
* ndn-cxx library is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later version.
*
* ndn-cxx library is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
*
* You should have received copies of the GNU General Public License and GNU Lesser
* General Public License along with ndn-cxx, e.g., in COPYING.md file. If not, see
* <http://www.gnu.org/licenses/>.
*
* See AUTHORS.md for complete list of ndn-cxx authors and contributors.
*/
#include "lp/packet.hpp"
#include "security/signature-sha256-with-rsa.hpp"
#include "boost-test.hpp"
namespace ndn {
namespace lp {
namespace tests {
BOOST_AUTO_TEST_SUITE(Lp)
BOOST_AUTO_TEST_SUITE(TestPacket)
BOOST_AUTO_TEST_CASE(FieldAccess)
{
Packet packet;
BOOST_CHECK(packet.empty());
BOOST_CHECK(!packet.has<FragIndexField>());
BOOST_CHECK_EQUAL(0, packet.count<FragIndexField>());
packet.set<FragIndexField>(1234);
BOOST_CHECK(!packet.empty());
BOOST_CHECK(packet.has<FragIndexField>());
BOOST_CHECK_THROW(packet.add<FragIndexField>(5678), std::length_error);
BOOST_CHECK_EQUAL(1, packet.count<FragIndexField>());
BOOST_CHECK_EQUAL(1234, packet.get<FragIndexField>(0));
BOOST_CHECK_THROW(packet.get<FragIndexField>(1), std::out_of_range);
BOOST_CHECK_THROW(packet.remove<FragIndexField>(1), std::out_of_range);
packet.remove<FragIndexField>(0);
BOOST_CHECK_EQUAL(0, packet.count<FragIndexField>());
packet.add<FragIndexField>(832);
std::vector<uint64_t> fragIndexes = packet.list<FragIndexField>();
BOOST_CHECK_EQUAL(1, fragIndexes.size());
BOOST_CHECK_EQUAL(832, fragIndexes.at(0));
packet.clear<FragIndexField>();
BOOST_CHECK_EQUAL(0, packet.count<FragIndexField>());
BOOST_CHECK(packet.empty());
}
/// \todo test field access methods with a REPEATABLE field
BOOST_AUTO_TEST_CASE(EncodeFragment)
{
static const uint8_t expectedBlock[] = {
0x64, 0x0e, // LpPacket
0x51, 0x08, // Sequence
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0xe8,
0x50, 0x02, // Fragment
0x03, 0xe8,
};
Buffer buf(2);
buf[0] = 0x03;
buf[1] = 0xe8;
Packet packet;
packet.add<FragmentField>(std::make_pair(buf.begin(), buf.end()));
packet.add<SequenceField>(1000);
Block wire = packet.wireEncode();
BOOST_CHECK_EQUAL_COLLECTIONS(expectedBlock, expectedBlock + sizeof(expectedBlock),
wire.begin(), wire.end());
}
BOOST_AUTO_TEST_CASE(EncodeSubTlv)
{
static const uint8_t expectedBlock[] = {
0x64, 0x09, // LpPacket
0xfd, 0x03, 0x20, 0x05, // Nack
0xfd, 0x03, 0x21, 0x01, // NackReason
0x64,
};
NackHeader nack;
nack.setReason(NackReason::DUPLICATE);
Packet packet;
BOOST_CHECK_NO_THROW(packet.add<NackField>(nack));
Block wire;
BOOST_REQUIRE_NO_THROW(wire = packet.wireEncode());
BOOST_CHECK_EQUAL_COLLECTIONS(expectedBlock, expectedBlock + sizeof(expectedBlock),
wire.begin(), wire.end());
}
BOOST_AUTO_TEST_CASE(EncodeZeroLengthTlv)
{
static const uint8_t expectedBlock[] = {
0x64, 0x04, // LpPacket
0xfd, 0x03, 0x4c, 0x00, // NonDiscovery
};
Packet packet1, packet2;
BOOST_CHECK_NO_THROW(packet1.set<NonDiscoveryField>(EmptyValue{}));
Block wire;
BOOST_REQUIRE_NO_THROW(wire = packet1.wireEncode());
BOOST_CHECK_EQUAL_COLLECTIONS(expectedBlock, expectedBlock + sizeof(expectedBlock),
wire.begin(), wire.end());
BOOST_CHECK_NO_THROW(packet2.add<NonDiscoveryField>(EmptyValue{}));
BOOST_REQUIRE_NO_THROW(wire = packet2.wireEncode());
BOOST_CHECK_EQUAL_COLLECTIONS(expectedBlock, expectedBlock + sizeof(expectedBlock),
wire.begin(), wire.end());
}
BOOST_AUTO_TEST_CASE(EncodeSortOrder)
{
static const uint8_t expectedBlock[] = {
0x64, 0x2e, // LpPacket
0x52, 0x01, // FragIndex
0x00,
0x53, 0x01, // FragCount
0x01,
0xfd, 0x03, 0x44, 0x08, // Ack
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02,
0xfd, 0x03, 0x44, 0x08, // Ack
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04,
0xfd, 0x03, 0x44, 0x08, // Ack
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03,
0x50, 0x02, // Fragment
0x03, 0xe8,
};
Buffer frag(2);
frag[0] = 0x03;
frag[1] = 0xe8;
Packet packet;
BOOST_CHECK_NO_THROW(packet.add<FragmentField>(std::make_pair(frag.begin(), frag.end())));
BOOST_CHECK_NO_THROW(packet.add<FragIndexField>(0));
BOOST_CHECK_NO_THROW(packet.add<AckField>(2));
BOOST_REQUIRE_NO_THROW(packet.wireEncode());
BOOST_CHECK_NO_THROW(packet.add<FragCountField>(1));
BOOST_REQUIRE_NO_THROW(packet.wireEncode());
BOOST_CHECK_NO_THROW(packet.add<AckField>(4));
BOOST_REQUIRE_NO_THROW(packet.wireEncode());
BOOST_CHECK_NO_THROW(packet.add<AckField>(3));
BOOST_REQUIRE_NO_THROW(packet.wireEncode());
Block wire;
BOOST_REQUIRE_NO_THROW(wire = packet.wireEncode());
BOOST_CHECK_EQUAL_COLLECTIONS(expectedBlock, expectedBlock + sizeof(expectedBlock),
wire.begin(), wire.end());
}
BOOST_AUTO_TEST_CASE(DecodeNormal)
{
static const uint8_t inputBlock[] = {
0x64, 0x0a, // LpPacket
0x52, 0x01, // FragIndex
0x00,
0x53, 0x01, // FragCount
0x01,
0x50, 0x02, // Fragment
0x03, 0xe8,
};
Packet packet;
Block wire(inputBlock, sizeof(inputBlock));
BOOST_CHECK_NO_THROW(packet.wireDecode(wire));
BOOST_CHECK_EQUAL(1, packet.count<FragmentField>());
BOOST_CHECK_EQUAL(1, packet.count<FragIndexField>());
BOOST_CHECK_EQUAL(1, packet.count<FragCountField>());
Buffer::const_iterator first, last;
BOOST_REQUIRE_NO_THROW(std::tie(first, last) = packet.get<FragmentField>(0));
BOOST_CHECK_EQUAL(2, last - first);
BOOST_CHECK_EQUAL(0x03, *first);
BOOST_CHECK_EQUAL(0xe8, *(last - 1));
BOOST_CHECK_EQUAL(0, packet.get<FragIndexField>(0));
BOOST_CHECK_EQUAL(1, packet.get<FragCountField>(0));
}
BOOST_AUTO_TEST_CASE(DecodeIdle)
{
static const uint8_t inputBlock[] = {
0x64, 0x06, // LpPacket
0x52, 0x01, // FragIndex
0x00,
0x53, 0x01, // FragCount
0x01,
};
Packet packet;
Block wire(inputBlock, sizeof(inputBlock));
BOOST_CHECK_NO_THROW(packet.wireDecode(wire));
BOOST_CHECK_EQUAL(0, packet.count<FragmentField>());
BOOST_CHECK_EQUAL(1, packet.count<FragIndexField>());
BOOST_CHECK_EQUAL(1, packet.count<FragCountField>());
BOOST_CHECK_EQUAL(0, packet.get<FragIndexField>(0));
BOOST_CHECK_EQUAL(1, packet.get<FragCountField>(0));
}
BOOST_AUTO_TEST_CASE(DecodeFragment)
{
static const uint8_t inputBlock[] = {
0x64, 0x04, // LpPacket
0x50, 0x02, // Fragment
0x03, 0xe8,
};
Packet packet;
Block wire(inputBlock, sizeof(inputBlock));
BOOST_CHECK_NO_THROW(packet.wireDecode(wire));
BOOST_CHECK_EQUAL(1, packet.count<FragmentField>());
BOOST_CHECK_EQUAL(0, packet.count<FragIndexField>());
Buffer::const_iterator first, last;
BOOST_REQUIRE_NO_THROW(std::tie(first, last) = packet.get<FragmentField>(0));
BOOST_CHECK_EQUAL(2, last - first);
BOOST_CHECK_EQUAL(0x03, *first);
BOOST_CHECK_EQUAL(0xe8, *(last - 1));
}
BOOST_AUTO_TEST_CASE(DecodeNonDiscoveryHeader)
{
static const uint8_t inputBlock[] = {
0x64, 0x04, // LpPacket
0xfd, 0x03, 0x4c, 0x00, // NonDiscovery
};
Packet packet;
Block wire(inputBlock, sizeof(inputBlock));
BOOST_CHECK_NO_THROW(packet.wireDecode(wire));
BOOST_CHECK_EQUAL(true, packet.has<NonDiscoveryField>());
BOOST_CHECK_NO_THROW(packet.get<NonDiscoveryField>());
}
BOOST_AUTO_TEST_CASE(DecodeEmpty)
{
static const uint8_t inputBlock[] = {
0x64, 0x00, // LpPacket
};
Packet packet;
Block wire(inputBlock, sizeof(inputBlock));
BOOST_CHECK_NO_THROW(packet.wireDecode(wire));
BOOST_CHECK_EQUAL(0, packet.count<FragmentField>());
BOOST_CHECK_EQUAL(0, packet.count<FragIndexField>());
BOOST_CHECK_EQUAL(false, packet.has<NonDiscoveryField>());
}
BOOST_AUTO_TEST_CASE(DecodeRepeatedNonRepeatableHeader)
{
static const uint8_t inputBlock[] = {
0x64, 0x06, // LpPacket
0x52, 0x01, // FragIndex
0x00,
0x52, 0x01, // FragIndex
0x01,
};
Packet packet;
Block wire(inputBlock, sizeof(inputBlock));
BOOST_CHECK_THROW(packet.wireDecode(wire), Packet::Error);
}
BOOST_AUTO_TEST_CASE(DecodeRepeatedRepeatableHeader)
{
static const uint8_t inputBlock[] = {
0x64, 0x0f, // LpPacket
0xfd, 0x03, 0x44, 0x01, // Ack
0x01,
0xfd, 0x03, 0x44, 0x01, // Ack
0x03,
0xfd, 0x03, 0x44, 0x01, // Ack
0x02,
};
Packet packet;
Block wire(inputBlock, sizeof(inputBlock));
BOOST_CHECK_NO_THROW(packet.wireDecode(wire));
BOOST_REQUIRE_EQUAL(packet.count<AckField>(), 3);
BOOST_CHECK_EQUAL(packet.get<AckField>(), 1);
BOOST_CHECK_EQUAL(packet.get<AckField>(0), 1);
BOOST_CHECK_EQUAL(packet.get<AckField>(1), 3);
BOOST_CHECK_EQUAL(packet.get<AckField>(2), 2);
}
BOOST_AUTO_TEST_CASE(DecodeRepeatedFragment)
{
static const uint8_t inputBlock[] = {
0x64, 0x08, // LpPacket
0x50, 0x02, // Fragment
0x03, 0xe8,
0x50, 0x02, // Fragment
0x03, 0xe9,
};
Packet packet;
Block wire(inputBlock, sizeof(inputBlock));
BOOST_CHECK_THROW(packet.wireDecode(wire), Packet::Error);
}
BOOST_AUTO_TEST_CASE(DecodeWrongOrderAmongHeaders)
{
static const uint8_t inputBlock[] = {
0x64, 0x0a, // LpPacket
0x53, 0x01, // FragCount
0x01,
0x52, 0x01, // FragIndex
0x00,
0x50, 0x02, // Fragment
0x03, 0xe8,
};
Packet packet;
Block wire(inputBlock, sizeof(inputBlock));
BOOST_CHECK_THROW(packet.wireDecode(wire), Packet::Error);
}
BOOST_AUTO_TEST_CASE(DecodeWrongOrderFragment)
{
static const uint8_t inputBlock[] = {
0x64, 0x0a, // LpPacket
0x52, 0x01, // FragIndex
0x00,
0x50, 0x02, // Fragment
0x03, 0xe8,
0x53, 0x01, // FragCount
0x01,
};
Packet packet;
Block wire(inputBlock, sizeof(inputBlock));
BOOST_CHECK_THROW(packet.wireDecode(wire), Packet::Error);
}
BOOST_AUTO_TEST_CASE(DecodeIgnoredHeader)
{
static const uint8_t inputBlock[] = {
0x64, 0x0c, // LpPacket
0x52, 0x01, // FragIndex
0x00,
0xfd, 0x03, 0x24, 0x01, // unknown TLV-TYPE 804 (ignored)
0x02,
0x50, 0x02, // Fragment
0x03, 0xe8,
};
Packet packet;
Block wire(inputBlock, sizeof(inputBlock));
BOOST_CHECK_NO_THROW(packet.wireDecode(wire));
BOOST_CHECK_EQUAL(1, packet.count<FragmentField>());
BOOST_CHECK_EQUAL(1, packet.count<FragIndexField>());
}
BOOST_AUTO_TEST_CASE(DecodeUnrecognizedHeader)
{
static const uint8_t inputBlock[] = {
0x64, 0x0c, // LpPacket
0x52, 0x01, // FragIndex
0x00,
0xfd, 0x03, 0x22, 0x01, // unknown TLV-TYPE 802 (cannot ignore)
0x02,
0x50, 0x02, // Fragment
0x03, 0xe8,
};
Packet packet;
Block wire(inputBlock, sizeof(inputBlock));
BOOST_CHECK_THROW(packet.wireDecode(wire), Packet::Error);
}
BOOST_AUTO_TEST_CASE(DecodeBareNetworkLayerPacket)
{
static const uint8_t inputBlock[] = {
0x05, 0x0a, // Interest
0x07, 0x02, // Name
0x03, 0xe8,
0x0a, 0x04, // Nonce
0x01, 0x02, 0x03, 0x04,
};
Packet packet;
Block wire(inputBlock, sizeof(inputBlock));
BOOST_CHECK_NO_THROW(packet.wireDecode(wire));
BOOST_CHECK_EQUAL(1, packet.count<FragmentField>());
Block encoded;
BOOST_CHECK_NO_THROW(encoded = packet.wireEncode());
BOOST_CHECK_EQUAL_COLLECTIONS(inputBlock, inputBlock + sizeof(inputBlock),
encoded.begin(), encoded.end());
}
BOOST_AUTO_TEST_CASE(DecodePrefixAnnouncement)
{
static const uint8_t inputBlock[] = {
0x64, 0x70, // LpPacket
0xfd, 0x03, 0x50, 0x3a, // PrefixAnnouncement
0x06, 0x38, // Data
0x07, 0x29, 0x08, 0x0d, 0x73, 0x65, 0x6c, 0x66, 0x2d, 0x6c,
0x65, 0x61, 0x72, 0x6e, 0x69, 0x6e, 0x67, 0x08, 0x03, 0x65,
0x64, 0x75, 0x08, 0x02, 0x75, 0x61, 0x08, 0x02, 0x63, 0x73,
0x08, 0x04, 0x6e, 0x65, 0x77, 0x73, 0x08, 0x05, 0xfd, 0x00,
0x03, 0xa5, 0xfe, 0x14, 0x00, 0x15, 0x00, 0x16, 0x05, 0x1b,
0x01, 0x01, 0x1c, 0x00, 0x17, 0x00,
0x50, 0x30, // Fragment
0x06, 0x2e, // Data
0x07, 0x1f, 0x08, 0x03, 0x65, 0x64, 0x75, 0x08, 0x02, 0x75,
0x61, 0x08, 0x02, 0x63, 0x73, 0x08, 0x04, 0x6e, 0x65, 0x77,
0x73, 0x08, 0x0a, 0x69, 0x6e, 0x64, 0x65, 0x78, 0x2e, 0x68,
0x74, 0x6d, 0x6c, 0x14, 0x00, 0x15, 0x00, 0x16, 0x05, 0x1b,
0x01, 0x01, 0x1c, 0x00, 0x17, 0x00,
};
Data data1("/edu/ua/cs/news/index.html");
ndn::SignatureSha256WithRsa fakeSignature;
fakeSignature.setValue(ndn::encoding::makeEmptyBlock(ndn::tlv::SignatureValue));
data1.setSignature(fakeSignature);
Block wire;
wire = data1.wireEncode();
Packet packet;
BOOST_CHECK_NO_THROW(packet.wireDecode(wire));
Name name("/self-learning/edu/ua/cs/news");
name.appendVersion(239102);
Data data2(name);
fakeSignature.setValue(ndn::encoding::makeEmptyBlock(ndn::tlv::SignatureValue));
data2.setSignature(fakeSignature);
data2.wireEncode();
PrefixAnnouncement pa;
pa.setData(make_shared<Data>(data2));
BOOST_CHECK_NO_THROW(packet.add<PrefixAnnouncementField>(pa));
Block encoded;
BOOST_CHECK_NO_THROW(encoded = packet.wireEncode());
BOOST_CHECK_EQUAL_COLLECTIONS(inputBlock, inputBlock + sizeof(inputBlock),
encoded.begin(), encoded.end());
}
BOOST_AUTO_TEST_CASE(DecodeUnrecognizedTlvType)
{
Packet packet;
Block wire = encoding::makeEmptyBlock(ndn::tlv::Name);
BOOST_CHECK_THROW(packet.wireDecode(wire), Packet::Error);
}
BOOST_AUTO_TEST_SUITE_END() // TestPacket
BOOST_AUTO_TEST_SUITE_END() // Lp
} // namespace tests
} // namespace lp
} // namespace ndn