Rename 'tests/unit-tests' directory to 'tests/unit'

Change-Id: I78ea29938259fac288781bed12fb2399ac7eba26
diff --git a/tests/unit/lp/cache-policy.t.cpp b/tests/unit/lp/cache-policy.t.cpp
new file mode 100644
index 0000000..6f1050d
--- /dev/null
+++ b/tests/unit/lp/cache-policy.t.cpp
@@ -0,0 +1,106 @@
+/* -*- 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.
+ *
+ * @author Eric Newberry <enewberry@email.arizona.edu>
+ */
+
+#include "lp/cache-policy.hpp"
+
+#include "boost-test.hpp"
+
+namespace ndn {
+namespace lp {
+namespace tests {
+
+BOOST_AUTO_TEST_SUITE(Lp)
+BOOST_AUTO_TEST_SUITE(TestCachePolicy)
+
+BOOST_AUTO_TEST_CASE(Encode)
+{
+  CachePolicy policy;
+  policy.setPolicy(CachePolicyType::NO_CACHE);
+
+  Block wire;
+  BOOST_REQUIRE_NO_THROW(wire = policy.wireEncode());
+
+  // Sample encoded value obtained with:
+  // for (Buffer::const_iterator it = wire.begin(); it != wire.end(); ++it) {
+  //   printf("0x%02x, ", *it);
+  // }
+
+  // Contains CachePolicyType::NO_CACHE
+  static const uint8_t expectedBlock[] = {
+    0xfd, 0x03, 0x34, 0x05, 0xfd, 0x03, 0x35, 0x01, 0x01
+  };
+
+  BOOST_CHECK_EQUAL_COLLECTIONS(expectedBlock, expectedBlock + sizeof(expectedBlock),
+                                wire.begin(), wire.end());
+
+  BOOST_REQUIRE_NO_THROW(policy.wireDecode(wire));
+}
+
+BOOST_AUTO_TEST_CASE(DecodeUnknownPolicyError)
+{
+  static const uint8_t expectedBlock[] = {
+    0xfd, 0x03, 0x34, 0x08, 0xfd, 0x03, 0x35, 0x04, 0xff, 0xff, 0xff, 0xff
+  };
+
+  CachePolicy policy;
+  Block wire(expectedBlock, sizeof(expectedBlock));
+  BOOST_REQUIRE_THROW(policy.wireDecode(wire), CachePolicy::Error);
+}
+
+BOOST_AUTO_TEST_CASE(DecodeMissingPolicyError)
+{
+  static const uint8_t inputBlock[] = {
+    0xfd, 0x03, 0x34, 0x00
+  };
+
+  CachePolicy policy;
+  Block wire(inputBlock, sizeof(inputBlock));
+  BOOST_REQUIRE_THROW(policy.wireDecode(wire), CachePolicy::Error);
+}
+
+BOOST_AUTO_TEST_CASE(DecodeInvalidPolicyError)
+{
+  static const uint8_t inputBlock[] = {
+    0xfd, 0x03, 0x34, 0x05, 0xfd, 0x03, 0x35, 0x01, 0x00
+  };
+
+  CachePolicy policy;
+  Block wire(inputBlock, sizeof(inputBlock));
+  BOOST_REQUIRE_THROW(policy.wireDecode(wire), CachePolicy::Error);
+}
+
+BOOST_AUTO_TEST_CASE(Policy)
+{
+  CachePolicy policy;
+  BOOST_CHECK_EQUAL(policy.getPolicy(), CachePolicyType::NONE);
+
+  policy.setPolicy(CachePolicyType::NO_CACHE);
+  BOOST_CHECK_EQUAL(policy.getPolicy(), CachePolicyType::NO_CACHE);
+}
+
+BOOST_AUTO_TEST_SUITE_END() // TestCachePolicy
+BOOST_AUTO_TEST_SUITE_END() // Lp
+
+} // namespace tests
+} // namespace lp
+} // namespace ndn
diff --git a/tests/unit/lp/nack-header.t.cpp b/tests/unit/lp/nack-header.t.cpp
new file mode 100644
index 0000000..0645f40
--- /dev/null
+++ b/tests/unit/lp/nack-header.t.cpp
@@ -0,0 +1,117 @@
+/* -*- 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.
+ *
+ * @author Eric Newberry <enewberry@email.arizona.edu>
+ */
+
+#include "lp/nack-header.hpp"
+
+#include "boost-test.hpp"
+
+namespace ndn {
+namespace lp {
+namespace tests {
+
+BOOST_AUTO_TEST_SUITE(Lp)
+BOOST_AUTO_TEST_SUITE(TestNackHeader)
+
+BOOST_AUTO_TEST_CASE(IsLessSevere)
+{
+  BOOST_CHECK_EQUAL(isLessSevere(NackReason::NONE, NackReason::NONE), false);
+  BOOST_CHECK_EQUAL(isLessSevere(NackReason::CONGESTION, NackReason::CONGESTION), false);
+
+  BOOST_CHECK_EQUAL(isLessSevere(NackReason::CONGESTION, NackReason::NONE), true);
+  BOOST_CHECK_EQUAL(isLessSevere(NackReason::NONE, NackReason::CONGESTION), false);
+
+  BOOST_CHECK_EQUAL(isLessSevere(NackReason::CONGESTION, NackReason::NO_ROUTE), true);
+  BOOST_CHECK_EQUAL(isLessSevere(NackReason::NO_ROUTE, NackReason::CONGESTION), false);
+}
+
+BOOST_AUTO_TEST_CASE(Encode)
+{
+  NackHeader header;
+  header.setReason(NackReason::DUPLICATE);
+
+  Block wire;
+  BOOST_REQUIRE_NO_THROW(wire = header.wireEncode());
+
+  // Sample encoded value obtained with:
+  // for (Buffer::const_iterator it = wire.begin(); it != wire.end(); ++it) {
+  //   printf("0x%02x, ", *it);
+  // }
+
+  // Contains NackReason::DUPLICATE
+  static const uint8_t expectedBlock[] = {
+    0xfd, 0x03, 0x20, 0x05, 0xfd, 0x03, 0x21, 0x01, 0x64,
+  };
+
+  BOOST_CHECK_EQUAL_COLLECTIONS(expectedBlock, expectedBlock + sizeof(expectedBlock),
+                                wire.begin(), wire.end());
+
+  BOOST_REQUIRE_NO_THROW(header.wireDecode(wire));
+}
+
+BOOST_AUTO_TEST_CASE(DecodeUnknownReasonCode)
+{
+  static const uint8_t expectedBlock[] = {
+    0xfd, 0x03, 0x20, 0x08, 0xfd, 0x03, 0x21, 0x04, 0xff, 0xff, 0xff, 0xff,
+  };
+
+  NackHeader header;
+  Block wire(expectedBlock, sizeof(expectedBlock));
+  BOOST_REQUIRE_NO_THROW(header.wireDecode(wire));
+  Block wireEncoded;
+  BOOST_REQUIRE_NO_THROW(wireEncoded = header.wireEncode());
+  BOOST_CHECK_EQUAL_COLLECTIONS(expectedBlock, expectedBlock + sizeof(expectedBlock),
+                                wireEncoded.begin(), wireEncoded.end());
+  BOOST_CHECK_EQUAL(header.getReason(), NackReason::NONE);
+}
+
+BOOST_AUTO_TEST_CASE(DecodeOmitReason)
+{
+  static const uint8_t expectedBlock[] = {
+    0xfd, 0x03, 0x20, 0x00,
+  };
+
+  NackHeader header;
+  Block wire(expectedBlock, sizeof(expectedBlock));
+  BOOST_REQUIRE_NO_THROW(header.wireDecode(wire));
+  Block wireEncoded;
+  BOOST_REQUIRE_NO_THROW(wireEncoded = header.wireEncode());
+  BOOST_CHECK_EQUAL_COLLECTIONS(expectedBlock, expectedBlock + sizeof(expectedBlock),
+                                wireEncoded.begin(), wireEncoded.end());
+  BOOST_CHECK_EQUAL(header.getReason(), NackReason::NONE);
+}
+
+BOOST_AUTO_TEST_CASE(Reason)
+{
+  NackHeader header;
+  BOOST_CHECK_EQUAL(header.getReason(), NackReason::NONE);
+
+  header.setReason(NackReason::DUPLICATE);
+  BOOST_CHECK_EQUAL(header.getReason(), NackReason::DUPLICATE);
+}
+
+BOOST_AUTO_TEST_SUITE_END() // TestNackHeader
+BOOST_AUTO_TEST_SUITE_END() // Lp
+
+} // namespace tests
+} // namespace lp
+} // namespace ndn
diff --git a/tests/unit/lp/nack.t.cpp b/tests/unit/lp/nack.t.cpp
new file mode 100644
index 0000000..436a649
--- /dev/null
+++ b/tests/unit/lp/nack.t.cpp
@@ -0,0 +1,65 @@
+/* -*- 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.
+ *
+ * @author Eric Newberry <enewberry@email.arizona.edu>
+ */
+
+#include "lp/nack.hpp"
+
+#include "boost-test.hpp"
+
+namespace ndn {
+namespace lp {
+namespace tests {
+
+BOOST_AUTO_TEST_SUITE(Lp)
+BOOST_AUTO_TEST_SUITE(TestNack)
+
+BOOST_AUTO_TEST_CASE(Members)
+{
+  Name name("ndn:/test");
+  Interest interest(name);
+  Nack nack(interest);
+
+  BOOST_CHECK_EQUAL(nack.getInterest().getName(), name);
+
+  NackHeader header;
+  header.setReason(NackReason::CONGESTION);
+  nack.setHeader(header);
+  BOOST_CHECK_EQUAL(nack.getHeader().getReason(), header.getReason());
+
+  BOOST_CHECK_EQUAL(nack.getHeader().getReason(), nack.getReason());
+
+  nack.setReason(NackReason::DUPLICATE);
+  BOOST_CHECK_EQUAL(nack.getReason(), NackReason::DUPLICATE);
+
+  nack.setReason(NackReason::NO_ROUTE);
+  BOOST_CHECK_EQUAL(nack.getReason(), NackReason::NO_ROUTE);
+
+  Nack nack2(interest);
+  BOOST_CHECK_EQUAL(nack2.getReason(), NackReason::NONE);
+}
+
+BOOST_AUTO_TEST_SUITE_END() // TestNack
+BOOST_AUTO_TEST_SUITE_END() // Lp
+
+} // namespace tests
+} // namespace lp
+} // namespace ndn
diff --git a/tests/unit/lp/packet.t.cpp b/tests/unit/lp/packet.t.cpp
new file mode 100644
index 0000000..1583772
--- /dev/null
+++ b/tests/unit/lp/packet.t.cpp
@@ -0,0 +1,453 @@
+/* -*- 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 "prefix-announcement.hpp"
+#include "security/signature-sha256-with-rsa.hpp"
+
+#include "boost-test.hpp"
+#include "identity-management-fixture.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(DecodeUnrecognizedTlvType)
+{
+  Packet packet;
+  Block wire = encoding::makeEmptyBlock(ndn::tlv::Name);
+  BOOST_CHECK_THROW(packet.wireDecode(wire), Packet::Error);
+}
+
+BOOST_FIXTURE_TEST_CASE(DecodePrefixAnnouncement, ndn::tests::IdentityManagementFixture)
+{
+  // Construct Data which prefix announcement is attached to
+  Data data0("/edu/ua/cs/news/index.html");
+  ndn::SignatureSha256WithRsa fakeSignature;
+  fakeSignature.setValue(ndn::encoding::makeEmptyBlock(ndn::tlv::SignatureValue));
+  data0.setSignature(fakeSignature);
+
+  Block wire;
+  wire = data0.wireEncode();
+  Packet packet0;
+  packet0.wireDecode(wire);
+
+  // Construct Prefix Announcement
+  PrefixAnnouncement pa;
+  pa.setAnnouncedName("/net/example");
+  pa.setExpiration(5_min);
+  pa.setValidityPeriod(security::ValidityPeriod(time::fromIsoString("20181030T000000"),
+                                                time::fromIsoString("20181124T235959")));
+  pa.toData(m_keyChain, signingWithSha256(), 1);
+  PrefixAnnouncementHeader pah0(pa);
+  BOOST_CHECK_NO_THROW(packet0.add<PrefixAnnouncementField>(pah0));
+  Block encoded;
+  BOOST_CHECK_NO_THROW(encoded = packet0.wireEncode());
+
+  // check decoding
+  Packet packet1;
+  BOOST_CHECK_NO_THROW(packet1.wireDecode(encoded));
+  BOOST_CHECK_EQUAL(true, packet1.has<PrefixAnnouncementField>());
+  PrefixAnnouncementHeader pah1;
+  BOOST_CHECK_NO_THROW(pah1 = packet1.get<PrefixAnnouncementField>());
+  BOOST_CHECK_EQUAL(pah1.getPrefixAnn()->getAnnouncedName(), "/net/example");
+}
+
+BOOST_AUTO_TEST_SUITE_END() // TestPacket
+BOOST_AUTO_TEST_SUITE_END() // Lp
+
+} // namespace tests
+} // namespace lp
+} // namespace ndn
diff --git a/tests/unit/lp/prefix-announcement-header.t.cpp b/tests/unit/lp/prefix-announcement-header.t.cpp
new file mode 100644
index 0000000..38a75f3
--- /dev/null
+++ b/tests/unit/lp/prefix-announcement-header.t.cpp
@@ -0,0 +1,70 @@
+/* -*- 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/prefix-announcement-header.hpp"
+#include "lp/tlv.hpp"
+#include "security/signature-sha256-with-rsa.hpp"
+
+#include "boost-test.hpp"
+#include "identity-management-fixture.hpp"
+
+namespace ndn {
+namespace lp {
+namespace tests {
+
+BOOST_AUTO_TEST_SUITE(Lp)
+BOOST_FIXTURE_TEST_SUITE(TestPrefixAnnouncementHeader, ndn::tests::IdentityManagementFixture)
+
+BOOST_AUTO_TEST_CASE(EncodeDecode)
+{
+  EncodingEstimator estimator;
+  PrefixAnnouncementHeader header;
+  BOOST_CHECK_THROW(header.wireEncode(estimator), PrefixAnnouncementHeader::Error);
+  BOOST_CHECK_THROW(PrefixAnnouncementHeader{PrefixAnnouncement()}, PrefixAnnouncementHeader::Error);
+
+  PrefixAnnouncement pa;
+  pa.setAnnouncedName("/net/example");
+  pa.setExpiration(1_h);
+  const Data& data = pa.toData(m_keyChain, signingWithSha256(), 1);
+  Block encodedData = data.wireEncode();
+
+  Block expectedBlock(tlv::PrefixAnnouncement);
+  expectedBlock.push_back(encodedData);
+  expectedBlock.encode();
+
+  PrefixAnnouncementHeader pah0(pa);
+  size_t estimatedSize = pah0.wireEncode(estimator);
+  EncodingBuffer buffer(estimatedSize, 0);
+  pah0.wireEncode(buffer);
+  Block wire = buffer.block();
+  BOOST_CHECK_EQUAL(expectedBlock, wire);
+
+  PrefixAnnouncementHeader pah1;
+  pah1.wireDecode(wire);
+  BOOST_CHECK_EQUAL(*pah0.getPrefixAnn(), *pah1.getPrefixAnn());
+}
+
+BOOST_AUTO_TEST_SUITE_END() // TestPrefixAnnouncementHeader
+BOOST_AUTO_TEST_SUITE_END() // Lp
+
+} // namespace tests
+} // namespace lp
+} // namespace ndn