/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2013-2022 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 "ndn-cxx/mgmt/nfd/face-event-notification.hpp"

#include "tests/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(TestFaceEventNotification)

BOOST_AUTO_TEST_CASE(Traits)
{
  FaceEventNotification notification;
  BOOST_CHECK_EQUAL(notification.getFaceScope(), FACE_SCOPE_NON_LOCAL);
  BOOST_CHECK_EQUAL(notification.getFacePersistency(), FACE_PERSISTENCY_PERSISTENT);
  BOOST_CHECK_EQUAL(notification.getLinkType(), LINK_TYPE_POINT_TO_POINT);

  notification.setFaceScope(FACE_SCOPE_LOCAL);
  BOOST_CHECK_EQUAL(notification.getFaceScope(), FACE_SCOPE_LOCAL);
  BOOST_CHECK_EQUAL(notification.getFacePersistency(), FACE_PERSISTENCY_PERSISTENT);
  BOOST_CHECK_EQUAL(notification.getLinkType(), LINK_TYPE_POINT_TO_POINT);

  notification.setFacePersistency(FACE_PERSISTENCY_ON_DEMAND);
  BOOST_CHECK_EQUAL(notification.getFaceScope(), FACE_SCOPE_LOCAL);
  BOOST_CHECK_EQUAL(notification.getFacePersistency(), FACE_PERSISTENCY_ON_DEMAND);
  BOOST_CHECK_EQUAL(notification.getLinkType(), LINK_TYPE_POINT_TO_POINT);

  notification.setFacePersistency(FACE_PERSISTENCY_PERMANENT);
  BOOST_CHECK_EQUAL(notification.getFaceScope(), FACE_SCOPE_LOCAL);
  BOOST_CHECK_EQUAL(notification.getFacePersistency(), FACE_PERSISTENCY_PERMANENT);
  BOOST_CHECK_EQUAL(notification.getLinkType(), LINK_TYPE_POINT_TO_POINT);

  notification.setLinkType(LINK_TYPE_MULTI_ACCESS);
  BOOST_CHECK_EQUAL(notification.getFaceScope(), FACE_SCOPE_LOCAL);
  BOOST_CHECK_EQUAL(notification.getFacePersistency(), FACE_PERSISTENCY_PERMANENT);
  BOOST_CHECK_EQUAL(notification.getLinkType(), LINK_TYPE_MULTI_ACCESS);
}

BOOST_AUTO_TEST_CASE(Created)
{
  FaceEventNotification notification1;
  notification1.setKind(FACE_EVENT_CREATED)
               .setFaceId(20)
               .setRemoteUri("tcp4://192.0.2.1:55555")
               .setLocalUri("tcp4://192.0.2.2:6363")
               .setFaceScope(FACE_SCOPE_LOCAL)
               .setFacePersistency(FACE_PERSISTENCY_ON_DEMAND)
               .setLinkType(LINK_TYPE_MULTI_ACCESS)
               .setFlags(0x3);
  Block wire = notification1.wireEncode();

  // These octets are obtained by the snippet below.
  // This check is intended to detect unexpected encoding change in the future.
  // for (auto it = wire.begin(); it != wire.end(); ++it) {
  //   printf("0x%02x, ", *it);
  // }
  static const uint8_t expected[] = {
    0xc0, 0x41, 0xc1, 0x01, 0x01, 0x69, 0x01, 0x14, 0x72, 0x16,
    0x74, 0x63, 0x70, 0x34, 0x3a, 0x2f, 0x2f, 0x31, 0x39, 0x32,
    0x2e, 0x30, 0x2e, 0x32, 0x2e, 0x31, 0x3a, 0x35, 0x35, 0x35,
    0x35, 0x35, 0x81, 0x15, 0x74, 0x63, 0x70, 0x34, 0x3a, 0x2f,
    0x2f, 0x31, 0x39, 0x32, 0x2e, 0x30, 0x2e, 0x32, 0x2e, 0x32,
    0x3a, 0x36, 0x33, 0x36, 0x33, 0x84, 0x01, 0x01, 0x85, 0x01,
    0x01, 0x86, 0x01, 0x01, 0x6c, 0x01, 0x03,
  };
  BOOST_CHECK_EQUAL_COLLECTIONS(expected, expected + sizeof(expected),
                                wire.begin(), wire.end());

  FaceEventNotification notification2(wire);
  BOOST_CHECK_EQUAL(notification1, notification2);

  BOOST_CHECK_EQUAL(boost::lexical_cast<std::string>(notification2),
                    "FaceEvent(Kind: created,\n"
                    "          FaceId: 20,\n"
                    "          RemoteUri: tcp4://192.0.2.1:55555,\n"
                    "          LocalUri: tcp4://192.0.2.2:6363,\n"
                    "          FaceScope: local,\n"
                    "          FacePersistency: on-demand,\n"
                    "          LinkType: multi-access,\n"
                    "          Flags: 0x3\n"
                    "          )");
}

BOOST_AUTO_TEST_CASE(Destroyed)
{
  FaceEventNotification notification1;
  notification1.setKind(FACE_EVENT_DESTROYED)
               .setFaceId(20)
               .setRemoteUri("tcp4://192.0.2.1:55555")
               .setLocalUri("tcp4://192.0.2.2:6363")
               .setFaceScope(FACE_SCOPE_LOCAL)
               .setFacePersistency(FACE_PERSISTENCY_ON_DEMAND)
               .setLinkType(LINK_TYPE_MULTI_ACCESS)
               .setFlags(0x4);
  Block wire = notification1.wireEncode();

  // These octets are obtained by the snippet below.
  // This check is intended to detect unexpected encoding change in the future.
  // for (auto it = wire.begin(); it != wire.end(); ++it) {
  //   printf("0x%02x, ", *it);
  // }
  static const uint8_t expected[] = {
    0xc0, 0x41, 0xc1, 0x01, 0x02, 0x69, 0x01, 0x14, 0x72, 0x16,
    0x74, 0x63, 0x70, 0x34, 0x3a, 0x2f, 0x2f, 0x31, 0x39, 0x32,
    0x2e, 0x30, 0x2e, 0x32, 0x2e, 0x31, 0x3a, 0x35, 0x35, 0x35,
    0x35, 0x35, 0x81, 0x15, 0x74, 0x63, 0x70, 0x34, 0x3a, 0x2f,
    0x2f, 0x31, 0x39, 0x32, 0x2e, 0x30, 0x2e, 0x32, 0x2e, 0x32,
    0x3a, 0x36, 0x33, 0x36, 0x33, 0x84, 0x01, 0x01, 0x85, 0x01,
    0x01, 0x86, 0x01, 0x01, 0x6c, 0x01, 0x04,
  };
  BOOST_CHECK_EQUAL_COLLECTIONS(expected, expected + sizeof(expected),
                                wire.begin(), wire.end());

  FaceEventNotification notification2(wire);
  BOOST_CHECK_EQUAL(notification1, notification2);

  BOOST_CHECK_EQUAL(boost::lexical_cast<std::string>(notification2),
                    "FaceEvent(Kind: destroyed,\n"
                    "          FaceId: 20,\n"
                    "          RemoteUri: tcp4://192.0.2.1:55555,\n"
                    "          LocalUri: tcp4://192.0.2.2:6363,\n"
                    "          FaceScope: local,\n"
                    "          FacePersistency: on-demand,\n"
                    "          LinkType: multi-access,\n"
                    "          Flags: 0x4\n"
                    "          )");
}

BOOST_AUTO_TEST_CASE(Up)
{
  FaceEventNotification notification1;
  notification1.setKind(FACE_EVENT_UP)
               .setFaceId(20)
               .setRemoteUri("tcp4://192.0.2.1:55555")
               .setLocalUri("tcp4://192.0.2.2:6363")
               .setFaceScope(FACE_SCOPE_LOCAL)
               .setFacePersistency(FACE_PERSISTENCY_ON_DEMAND)
               .setLinkType(LINK_TYPE_MULTI_ACCESS)
               .setFlags(0x05);
  Block wire = notification1.wireEncode();

  // These octets are obtained by the snippet below.
  // This check is intended to detect unexpected encoding change in the future.
  // for (auto it = wire.begin(); it != wire.end(); ++it) {
  //   printf("0x%02x, ", *it);
  // }
  static const uint8_t expected[] = {
    0xc0, 0x41, 0xc1, 0x01, 0x03, 0x69, 0x01, 0x14, 0x72, 0x16,
    0x74, 0x63, 0x70, 0x34, 0x3a, 0x2f, 0x2f, 0x31, 0x39, 0x32,
    0x2e, 0x30, 0x2e, 0x32, 0x2e, 0x31, 0x3a, 0x35, 0x35, 0x35,
    0x35, 0x35, 0x81, 0x15, 0x74, 0x63, 0x70, 0x34, 0x3a, 0x2f,
    0x2f, 0x31, 0x39, 0x32, 0x2e, 0x30, 0x2e, 0x32, 0x2e, 0x32,
    0x3a, 0x36, 0x33, 0x36, 0x33, 0x84, 0x01, 0x01, 0x85, 0x01,
    0x01, 0x86, 0x01, 0x01, 0x6c, 0x01, 0x05,
  };
  BOOST_CHECK_EQUAL_COLLECTIONS(expected, expected + sizeof(expected),
                                wire.begin(), wire.end());

  FaceEventNotification notification2(wire);
  BOOST_CHECK_EQUAL(notification1, notification2);

  BOOST_CHECK_EQUAL(boost::lexical_cast<std::string>(notification2),
                    "FaceEvent(Kind: up,\n"
                    "          FaceId: 20,\n"
                    "          RemoteUri: tcp4://192.0.2.1:55555,\n"
                    "          LocalUri: tcp4://192.0.2.2:6363,\n"
                    "          FaceScope: local,\n"
                    "          FacePersistency: on-demand,\n"
                    "          LinkType: multi-access,\n"
                    "          Flags: 0x5\n"
                    "          )");
}

BOOST_AUTO_TEST_CASE(Down)
{
  FaceEventNotification notification1;
  notification1.setKind(FACE_EVENT_DOWN)
               .setFaceId(20)
               .setRemoteUri("tcp4://192.0.2.1:55555")
               .setLocalUri("tcp4://192.0.2.2:6363")
               .setFaceScope(FACE_SCOPE_LOCAL)
               .setFacePersistency(FACE_PERSISTENCY_ON_DEMAND)
               .setLinkType(LINK_TYPE_MULTI_ACCESS)
               .setFlags(0x06);
  Block wire = notification1.wireEncode();

  // These octets are obtained by the snippet below.
  // This check is intended to detect unexpected encoding change in the future.
  // for (auto it = wire.begin(); it != wire.end(); ++it) {
  //   printf("0x%02x, ", *it);
  // }
  static const uint8_t expected[] = {
    0xc0, 0x41, 0xc1, 0x01, 0x04, 0x69, 0x01, 0x14, 0x72, 0x16,
    0x74, 0x63, 0x70, 0x34, 0x3a, 0x2f, 0x2f, 0x31, 0x39, 0x32,
    0x2e, 0x30, 0x2e, 0x32, 0x2e, 0x31, 0x3a, 0x35, 0x35, 0x35,
    0x35, 0x35, 0x81, 0x15, 0x74, 0x63, 0x70, 0x34, 0x3a, 0x2f,
    0x2f, 0x31, 0x39, 0x32, 0x2e, 0x30, 0x2e, 0x32, 0x2e, 0x32,
    0x3a, 0x36, 0x33, 0x36, 0x33, 0x84, 0x01, 0x01, 0x85, 0x01,
    0x01, 0x86, 0x01, 0x01, 0x6c, 0x01, 0x06,
  };
  BOOST_CHECK_EQUAL_COLLECTIONS(expected, expected + sizeof(expected),
                                wire.begin(), wire.end());

  FaceEventNotification notification2(wire);
  BOOST_CHECK_EQUAL(notification1, notification2);

  BOOST_CHECK_EQUAL(boost::lexical_cast<std::string>(notification2),
                    "FaceEvent(Kind: down,\n"
                    "          FaceId: 20,\n"
                    "          RemoteUri: tcp4://192.0.2.1:55555,\n"
                    "          LocalUri: tcp4://192.0.2.2:6363,\n"
                    "          FaceScope: local,\n"
                    "          FacePersistency: on-demand,\n"
                    "          LinkType: multi-access,\n"
                    "          Flags: 0x6\n"
                    "          )");
}

BOOST_AUTO_TEST_CASE(Equality)
{
  FaceEventNotification notification1, notification2;
  BOOST_CHECK_EQUAL(notification1, notification2);

  notification1.setKind(FACE_EVENT_CREATED)
               .setFaceId(123)
               .setRemoteUri("tcp4://192.0.2.1:55555")
               .setLocalUri("tcp4://192.0.2.2:6363");
  notification2 = notification1;
  BOOST_CHECK_EQUAL(notification1, notification2);

  notification2.setFaceId(42);
  BOOST_CHECK_NE(notification1, notification2);

  notification2 = notification1;
  notification2.setKind(FACE_EVENT_DESTROYED);
  BOOST_CHECK_NE(notification1, notification2);
}

BOOST_AUTO_TEST_SUITE_END() // TestFaceEventNotification
BOOST_AUTO_TEST_SUITE_END() // Nfd
BOOST_AUTO_TEST_SUITE_END() // Mgmt

} // namespace tests
} // namespace nfd
} // namespace ndn