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

Change-Id: I78ea29938259fac288781bed12fb2399ac7eba26
diff --git a/tests/unit/mgmt/nfd/fib-entry.t.cpp b/tests/unit/mgmt/nfd/fib-entry.t.cpp
new file mode 100644
index 0000000..fa7ec69
--- /dev/null
+++ b/tests/unit/mgmt/nfd/fib-entry.t.cpp
@@ -0,0 +1,196 @@
+/* -*- 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 "mgmt/nfd/fib-entry.hpp"
+
+#include "boost-test.hpp"
+#include <boost/lexical_cast.hpp>
+
+namespace ndn {
+namespace nfd {
+namespace tests {
+
+BOOST_AUTO_TEST_SUITE(Mgmt)
+BOOST_AUTO_TEST_SUITE(Nfd)
+BOOST_AUTO_TEST_SUITE(TestFibEntry)
+
+static FibEntry
+makeFibEntry()
+{
+  std::vector<NextHopRecord> nexthops;
+  for (size_t i = 1; i < 4; i++) {
+    nexthops.push_back(NextHopRecord()
+                       .setFaceId(i * 10)
+                       .setCost(i * 100 + 100));
+  }
+
+  return FibEntry()
+      .setPrefix("/this/is/a/test")
+      .setNextHopRecords(nexthops.begin(), nexthops.end());
+}
+
+BOOST_AUTO_TEST_CASE(NextHopRecordEncode)
+{
+  NextHopRecord record1;
+  record1.setFaceId(10)
+      .setCost(200);
+  const Block& wire = record1.wireEncode();
+
+  static const uint8_t expected[] = {
+    0x81, 0x06, 0x69, 0x01, 0x0a, 0x6a, 0x01, 0xc8
+  };
+  BOOST_CHECK_EQUAL_COLLECTIONS(expected, expected + sizeof(expected),
+                                wire.begin(), wire.end());
+
+  NextHopRecord record2(wire);
+  BOOST_CHECK_EQUAL(record1, record2);
+}
+
+BOOST_AUTO_TEST_CASE(NextHopRecordEquality)
+{
+  NextHopRecord record1, record2;
+
+  record1.setFaceId(10)
+      .setCost(200);
+  record2 = record1;
+  BOOST_CHECK_EQUAL(record1, record2);
+
+  record2.setFaceId(42);
+  BOOST_CHECK_NE(record1, record2);
+
+  record2 = record1;
+  record2.setCost(42);
+  BOOST_CHECK_NE(record1, record2);
+}
+
+BOOST_AUTO_TEST_CASE(FibEntryNoNextHopsEncode)
+{
+  FibEntry entry1;
+  entry1.setPrefix("/this/is/a/test");
+  BOOST_REQUIRE(entry1.getNextHopRecords().empty());
+  const Block& wire = entry1.wireEncode();
+
+  static const uint8_t expected[] = {
+    0x80, 0x15, 0x07, 0x13, 0x08, 0x04, 0x74, 0x68, 0x69, 0x73,
+    0x08, 0x02, 0x69, 0x73, 0x08, 0x01, 0x61, 0x08, 0x04, 0x74,
+    0x65, 0x73, 0x74
+  };
+  BOOST_CHECK_EQUAL_COLLECTIONS(expected, expected + sizeof(expected),
+                                wire.begin(), wire.end());
+
+  FibEntry entry2(wire);
+  BOOST_CHECK_EQUAL(entry1, entry2);
+}
+
+BOOST_AUTO_TEST_CASE(FibEntryEncode)
+{
+  FibEntry entry1 = makeFibEntry();
+  NextHopRecord oneMore;
+  oneMore.setFaceId(40);
+  oneMore.setCost(500);
+  entry1.addNextHopRecord(oneMore);
+  const Block& wire = entry1.wireEncode();
+
+  static const uint8_t expected[] = {
+    0x80, 0x38, 0x07, 0x13, 0x08, 0x04, 0x74, 0x68, 0x69, 0x73, 0x08, 0x02, 0x69, 0x73, 0x08, 0x01,
+    0x61, 0x08, 0x04, 0x74, 0x65, 0x73, 0x74, 0x81, 0x06, 0x69, 0x01, 0x0a, 0x6a, 0x01, 0xc8, 0x81,
+    0x07, 0x69, 0x01, 0x14, 0x6a, 0x02, 0x01, 0x2c, 0x81, 0x07, 0x69, 0x01, 0x1e, 0x6a, 0x02, 0x01,
+    0x90, 0x81, 0x07, 0x69, 0x01, 0x28, 0x6a, 0x02, 0x01, 0xf4
+  };
+  BOOST_CHECK_EQUAL_COLLECTIONS(expected, expected + sizeof(expected),
+                                wire.begin(), wire.end());
+
+  FibEntry entry2(wire);
+  BOOST_CHECK_EQUAL(entry1, entry2);
+}
+
+BOOST_AUTO_TEST_CASE(FibEntryEquality)
+{
+  FibEntry entry1, entry2;
+  BOOST_CHECK_EQUAL(entry1, entry2);
+
+  entry1 = entry2 = makeFibEntry();
+  BOOST_CHECK_EQUAL(entry1, entry2);
+  BOOST_CHECK_EQUAL(entry2, entry1);
+
+  entry2.setPrefix("/another/prefix");
+  BOOST_CHECK_NE(entry1, entry2);
+
+  entry2 = entry1;
+  std::vector<NextHopRecord> empty;
+  entry2.setNextHopRecords(empty.begin(), empty.end());
+  BOOST_CHECK_NE(entry1, entry2);
+  BOOST_CHECK_NE(entry2, entry1);
+
+  entry2 = entry1;
+  auto nh1 = NextHopRecord()
+             .setFaceId(1)
+             .setCost(1000);
+  entry1.addNextHopRecord(nh1);
+  BOOST_CHECK_NE(entry1, entry2);
+  BOOST_CHECK_NE(entry2, entry1);
+
+  auto nh42 = NextHopRecord()
+              .setFaceId(42)
+              .setCost(42);
+  entry1.addNextHopRecord(nh42);
+  entry2.addNextHopRecord(nh42)
+      .addNextHopRecord(nh1);
+  BOOST_CHECK_EQUAL(entry1, entry2); // order of NextHopRecords is irrelevant
+  BOOST_CHECK_EQUAL(entry2, entry1);
+
+  entry1 = entry2 = makeFibEntry();
+  entry1.addNextHopRecord(nh1)
+      .addNextHopRecord(nh42);
+  entry2.addNextHopRecord(nh42)
+      .addNextHopRecord(nh42);
+  BOOST_CHECK_NE(entry1, entry2); // match each NextHopRecord at most once
+  BOOST_CHECK_NE(entry2, entry1);
+}
+
+BOOST_AUTO_TEST_CASE(Print)
+{
+  NextHopRecord record;
+  BOOST_CHECK_EQUAL(boost::lexical_cast<std::string>(record),
+                    "NextHopRecord(FaceId: 0, Cost: 0)");
+
+  FibEntry entry;
+  BOOST_CHECK_EQUAL(boost::lexical_cast<std::string>(entry),
+                    "FibEntry(Prefix: /,\n"
+                    "         NextHops: []\n"
+                    "         )");
+
+  entry = makeFibEntry();
+  BOOST_CHECK_EQUAL(boost::lexical_cast<std::string>(entry),
+                    "FibEntry(Prefix: /this/is/a/test,\n"
+                    "         NextHops: [NextHopRecord(FaceId: 10, Cost: 200),\n"
+                    "                    NextHopRecord(FaceId: 20, Cost: 300),\n"
+                    "                    NextHopRecord(FaceId: 30, Cost: 400)]\n"
+                    "         )");
+}
+
+BOOST_AUTO_TEST_SUITE_END() // TestFibEntry
+BOOST_AUTO_TEST_SUITE_END() // Nfd
+BOOST_AUTO_TEST_SUITE_END() // Mgmt
+
+} // namespace tests
+} // namespace nfd
+} // namespace ndn