lp: Packet and Fields
refs #2879
Change-Id: Ie450eb58d1176179efed8d1706d30ea4978b7b02
diff --git a/tests/unit-tests/lp/packet.t.cpp b/tests/unit-tests/lp/packet.t.cpp
new file mode 100644
index 0000000..f532214
--- /dev/null
+++ b/tests/unit-tests/lp/packet.t.cpp
@@ -0,0 +1,339 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2013-2015 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 "boost-test.hpp"
+
+namespace ndn {
+namespace lp {
+namespace tests {
+
+BOOST_AUTO_TEST_SUITE(LpPacket)
+
+BOOST_AUTO_TEST_CASE(FieldAccess)
+{
+ Packet packet;
+
+ BOOST_CHECK(!packet.has<FragIndexField>());
+ BOOST_CHECK_EQUAL(0, packet.count<FragIndexField>());
+ BOOST_CHECK_NO_THROW(packet.set<FragIndexField>(1234));
+ 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);
+ BOOST_CHECK_NO_THROW(packet.remove<FragIndexField>(0));
+ BOOST_CHECK_EQUAL(0, packet.count<FragIndexField>());
+ BOOST_CHECK_NO_THROW(packet.add<FragIndexField>(832));
+ std::vector<uint64_t> fragIndexes;
+ BOOST_REQUIRE_NO_THROW(fragIndexes = packet.list<FragIndexField>());
+ BOOST_CHECK_EQUAL(1, fragIndexes.size());
+ BOOST_CHECK_EQUAL(832, fragIndexes.at(0));
+ BOOST_CHECK_NO_THROW(packet.clear<FragIndexField>());
+ BOOST_CHECK_EQUAL(0, packet.count<FragIndexField>());
+}
+
+/// \todo test field access methods with a REPEATABLE field
+
+BOOST_AUTO_TEST_CASE(EncodeFragment)
+{
+ static const uint8_t expectedBlock[] = {
+ 0x64, 0x04, // LpPacket
+ 0x50, 0x02, // Fragment
+ 0x03, 0xe8,
+ };
+
+ Buffer buf(2);
+ buf[0] = 0x03;
+ buf[1] = 0xe8;
+
+ Packet packet;
+ BOOST_CHECK_NO_THROW(packet.add<FragmentField>(std::make_pair(buf.begin(), buf.end())));
+ 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(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(EncodeSortOrder)
+{
+ static const uint8_t expectedBlock[] = {
+ 0x64, 0x0a, // LpPacket
+ 0x52, 0x01, // FragIndex
+ 0x00,
+ 0x53, 0x01, // FragCount
+ 0x01,
+ 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<FragCountField>(1));
+ 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(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_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(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, 0x23, 0x01, // unknown TLV-TYPE 803 (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>());
+
+ static const uint8_t expectedBlock[] = {
+ 0x64, 0x0e, // LpPacket
+ 0x50, 0x0c, // Fragment
+ 0x05, 0x0a, // Interest
+ 0x07, 0x02, // Name
+ 0x03, 0xe8,
+ 0x0a, 0x04, // Nonce
+ 0x01, 0x02, 0x03, 0x04,
+ };
+
+ Block encoded;
+ BOOST_CHECK_NO_THROW(encoded = packet.wireEncode());
+ BOOST_CHECK_EQUAL_COLLECTIONS(expectedBlock, expectedBlock + sizeof(expectedBlock),
+ encoded.begin(), encoded.end());
+}
+
+BOOST_AUTO_TEST_SUITE_END()
+
+} // namespace tests
+} // namespace lp
+} // namespace ndn
\ No newline at end of file