tests/communication/test-sync-logic-handler.cpp - NLSR - Gitiles

 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
  * Copyright (c) 2014-2022,  The University of Memphis,
  *                           Regents of the University of California,
  *                           Arizona Board of Regents.
  *
  * This file is part of NLSR (Named-data Link State Routing).
  * See AUTHORS.md for complete list of NLSR authors and contributors.
  *
  * NLSR is free software: you can redistribute it and/or modify it under the terms
  * of the GNU General Public License as published by the Free Software Foundation,
  * either version 3 of the License, or (at your option) any later version.
  *
  * NLSR 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 General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License along with
  * NLSR, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
  */

 #include "communication/sync-logic-handler.hpp"
 #include "nlsr.hpp"

 #include "tests/io-key-chain-fixture.hpp"
 #include "tests/test-common.hpp"

 #include <boost/lexical_cast.hpp>

 namespace nlsr {
 namespace test {

 using std::shared_ptr;

 class SyncLogicFixture : public IoKeyChainFixture
 {
 public:
   SyncLogicFixture()
     : testIsLsaNew([] (auto&&...) { return true; })
     , updateNamePrefix(this->conf.getLsaPrefix().toUri() +
                        this->conf.getSiteName().toUri() +
                        "/%C1.Router/other-router/")
   {
     m_keyChain.createIdentity(conf.getRouterPrefix());
   }

   void
   receiveUpdate(const std::string& prefix, uint64_t seqNo)
   {
     this->advanceClocks(ndn::time::milliseconds(1), 10);
     face.sentInterests.clear();

     std::vector<psync::MissingDataInfo> updates;
     updates.push_back({ndn::Name(prefix), 0, seqNo, 0});
     sync.m_syncLogic.onPSyncUpdate(updates);

     this->advanceClocks(ndn::time::milliseconds(1), 10);
   }

 public:
   ndn::util::DummyClientFace face{m_io, m_keyChain};
   ConfParameter conf{face, m_keyChain};
   DummyConfFileProcessor confProcessor{conf, SyncProtocol::PSYNC};
   SyncLogicHandler::IsLsaNew testIsLsaNew;
   SyncLogicHandler sync{face, m_keyChain, testIsLsaNew, conf};

   const std::string updateNamePrefix;
   const std::vector<Lsa::Type> lsaTypes{Lsa::Type::NAME,
                                         Lsa::Type::ADJACENCY,
                                         Lsa::Type::COORDINATE};
 };

 BOOST_FIXTURE_TEST_SUITE(TestSyncLogicHandler, SyncLogicFixture)

 /* Tests that when SyncLogicHandler receives an LSA of either Name or
    Adjacency type that appears to be newer, it will emit to its signal
    with those LSA details.
  */
 BOOST_AUTO_TEST_CASE(UpdateForOtherLS)
 {
   size_t nCallbacks = 0;
   uint64_t syncSeqNo = 1;

   for (auto lsaType : {Lsa::Type::NAME, Lsa::Type::ADJACENCY}) {
     std::string updateName = this->updateNamePrefix + boost::lexical_cast<std::string>(lsaType);

     ndn::util::signal::ScopedConnection connection = this->sync.onNewLsa.connect(
       [&] (const auto& routerName, uint64_t sequenceNumber, const auto& originRouter, uint64_t incomingFaceId) {
         BOOST_CHECK_EQUAL(ndn::Name{updateName}, routerName);
         BOOST_CHECK_EQUAL(sequenceNumber, syncSeqNo);
         ++nCallbacks;
       });

     this->receiveUpdate(updateName, syncSeqNo);
   }

   BOOST_CHECK_EQUAL(nCallbacks, 2);
 }

 /* Tests that when SyncLogicHandler in HR mode receives an LSA of
    either Coordinate or Name type that appears to be newer, it will
    emit to its signal with those LSA details.
  */
 BOOST_AUTO_TEST_CASE(UpdateForOtherHR)
 {
   this->conf.setHyperbolicState(HYPERBOLIC_STATE_ON);

   size_t nCallbacks = 0;
   uint64_t syncSeqNo = 1;

   for (auto lsaType : {Lsa::Type::NAME, Lsa::Type::COORDINATE}) {
     std::string updateName = this->updateNamePrefix + boost::lexical_cast<std::string>(lsaType);

     ndn::util::signal::ScopedConnection connection = this->sync.onNewLsa.connect(
       [&] (const auto& routerName, uint64_t sequenceNumber, const auto& originRouter, uint64_t incomingFaceId) {
         BOOST_CHECK_EQUAL(ndn::Name{updateName}, routerName);
         BOOST_CHECK_EQUAL(sequenceNumber, syncSeqNo);
         ++nCallbacks;
       });

     this->receiveUpdate(updateName, syncSeqNo);
   }

   BOOST_CHECK_EQUAL(nCallbacks, 2);
 }

 /* Tests that when SyncLogicHandler in HR-dry mode receives an LSA of
    any type that appears to be newer, it will emit to its signal with
    those LSA details.
  */
 BOOST_AUTO_TEST_CASE(UpdateForOtherHRDry)
 {
   this->conf.setHyperbolicState(HYPERBOLIC_STATE_DRY_RUN);

   size_t nCallbacks = 0;
   uint64_t syncSeqNo = 1;

   for (auto lsaType : this->lsaTypes) {
     std::string updateName = this->updateNamePrefix + boost::lexical_cast<std::string>(lsaType);

     ndn::util::signal::ScopedConnection connection = this->sync.onNewLsa.connect(
       [&] (const auto& routerName, uint64_t sequenceNumber, const auto& originRouter, uint64_t incomingFaceId) {
         BOOST_CHECK_EQUAL(ndn::Name{updateName}, routerName);
         BOOST_CHECK_EQUAL(sequenceNumber, syncSeqNo);
         ++nCallbacks;
       });

     this->receiveUpdate(updateName, syncSeqNo);
   }

   BOOST_CHECK_EQUAL(nCallbacks, 3);
 }

 /* Tests that when SyncLogicHandler receives an update for an LSA with
    details matching this router's details, it will *not* emit to its
    signal those LSA details.
  */
 BOOST_AUTO_TEST_CASE(NoUpdateForSelf)
 {
   const uint64_t sequenceNumber = 1;

   for (auto lsaType : this->lsaTypes) {
     // To ensure that we get correctly-separated components, create
     // and modify a Name to hand off.
     ndn::Name updateName{this->conf.getLsaPrefix()};
     updateName.append(this->conf.getSiteName())
               .append(this->conf.getRouterName())
               .append(boost::lexical_cast<std::string>(lsaType));

     ndn::util::signal::ScopedConnection connection = this->sync.onNewLsa.connect(
       [&] (const auto& routerName, uint64_t sequenceNumber, const auto& originRouter, uint64_t incomingFaceId) {
         BOOST_FAIL("Updates for self should not be emitted!");
       });

     this->receiveUpdate(updateName.toUri(), sequenceNumber);
   }

   // avoid "test case [...] did not check any assertions" message from Boost.Test
   BOOST_CHECK(true);
 }

 /* Tests that when SyncLogicHandler receives an update for an LSA with
    details that do not match the expected format, it will *not* emit
    to its signal those LSA details.
  */
 BOOST_AUTO_TEST_CASE(MalformedUpdate)
 {
   const uint64_t sequenceNumber = 1;

   for (auto lsaType : this->lsaTypes) {
     ndn::Name updateName{this->conf.getSiteName()};
     updateName.append(this->conf.getRouterName()).append(boost::lexical_cast<std::string>(lsaType));

     ndn::util::signal::ScopedConnection connection = this->sync.onNewLsa.connect(
       [&] (const auto& routerName, uint64_t sequenceNumber, const auto& originRouter, uint64_t incomingFaceId) {
         BOOST_FAIL("Malformed updates should not be emitted!");
       });

     this->receiveUpdate(updateName.toUri(), sequenceNumber);
   }

   // avoid "test case [...] did not check any assertions" message from Boost.Test
   BOOST_CHECK(true);
 }

 /* Tests that when SyncLogicHandler receives an update for an LSA with
    details that do not appear to be new, it will *not* emit to its
    signal those LSA details.
  */
 BOOST_AUTO_TEST_CASE(LsaNotNew)
 {
   auto testLsaAlwaysFalse = [] (const ndn::Name& routerName, const Lsa::Type& lsaType,
                                 const uint64_t& sequenceNumber, uint64_t incomingFaceId) {
     return false;
   };

   const uint64_t sequenceNumber = 1;
   SyncLogicHandler sync{this->face, this->m_keyChain, testLsaAlwaysFalse, this->conf};
   ndn::util::signal::ScopedConnection connection = sync.onNewLsa.connect(
     [&] (const auto& routerName, uint64_t sequenceNumber, const auto& originRouter, uint64_t incomingFaceId) {
       BOOST_FAIL("An update for an LSA with non-new sequence number should not emit!");
     });

   std::string updateName = this->updateNamePrefix + boost::lexical_cast<std::string>(Lsa::Type::NAME);
   this->receiveUpdate(updateName, sequenceNumber);

   // avoid "test case [...] did not check any assertions" message from Boost.Test
   BOOST_CHECK(true);
 }

 /* Tests that SyncLogicHandler successfully concatenates configured
    variables together to form the necessary prefixes to advertise
    through sync.
  */
 BOOST_AUTO_TEST_CASE(UpdatePrefix)
 {
   ndn::Name expectedPrefix = this->conf.getLsaPrefix();
   expectedPrefix.append(this->conf.getSiteName());
   expectedPrefix.append(this->conf.getRouterName());

   BOOST_CHECK_EQUAL(this->sync.m_nameLsaUserPrefix,
                     ndn::Name(expectedPrefix).append(boost::lexical_cast<std::string>(Lsa::Type::NAME)));
   BOOST_CHECK_EQUAL(this->sync.m_adjLsaUserPrefix,
                     ndn::Name(expectedPrefix).append(boost::lexical_cast<std::string>(Lsa::Type::ADJACENCY)));
   BOOST_CHECK_EQUAL(this->sync.m_coorLsaUserPrefix,
                     ndn::Name(expectedPrefix).append(boost::lexical_cast<std::string>(Lsa::Type::COORDINATE)));
 }

 BOOST_AUTO_TEST_SUITE_END()

 } // namespace test
 } // namespace nlsr
	/* -- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -- */
	/*
	* Copyright (c) 2014-2022, The University of Memphis,
	* Regents of the University of California,
	* Arizona Board of Regents.
	*
	* This file is part of NLSR (Named-data Link State Routing).
	* See AUTHORS.md for complete list of NLSR authors and contributors.
	*
	* NLSR is free software: you can redistribute it and/or modify it under the terms
	* of the GNU General Public License as published by the Free Software Foundation,
	* either version 3 of the License, or (at your option) any later version.
	*
	* NLSR 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 General Public License for more details.
	*
	* You should have received a copy of the GNU General Public License along with
	* NLSR, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>.
	*/

	#include "communication/sync-logic-handler.hpp"
	#include "nlsr.hpp"

	#include "tests/io-key-chain-fixture.hpp"
	#include "tests/test-common.hpp"

	#include <boost/lexical_cast.hpp>

	namespace nlsr {
	namespace test {

	using std::shared_ptr;

	class SyncLogicFixture : public IoKeyChainFixture
	{
	public:
	SyncLogicFixture()
	: testIsLsaNew([] (auto&&...) { return true; })
	, updateNamePrefix(this->conf.getLsaPrefix().toUri() +
	this->conf.getSiteName().toUri() +
	"/%C1.Router/other-router/")
	{
	m_keyChain.createIdentity(conf.getRouterPrefix());
	}

	void
	receiveUpdate(const std::string& prefix, uint64_t seqNo)
	{
	this->advanceClocks(ndn::time::milliseconds(1), 10);
	face.sentInterests.clear();

	std::vector<psync::MissingDataInfo> updates;
	updates.push_back({ndn::Name(prefix), 0, seqNo, 0});
	sync.m_syncLogic.onPSyncUpdate(updates);

	this->advanceClocks(ndn::time::milliseconds(1), 10);
	}

	public:
	ndn::util::DummyClientFace face{m_io, m_keyChain};
	ConfParameter conf{face, m_keyChain};
	DummyConfFileProcessor confProcessor{conf, SyncProtocol::PSYNC};
	SyncLogicHandler::IsLsaNew testIsLsaNew;
	SyncLogicHandler sync{face, m_keyChain, testIsLsaNew, conf};

	const std::string updateNamePrefix;
	const std::vector<Lsa::Type> lsaTypes{Lsa::Type::NAME,
	Lsa::Type::ADJACENCY,
	Lsa::Type::COORDINATE};
	};

	BOOST_FIXTURE_TEST_SUITE(TestSyncLogicHandler, SyncLogicFixture)

	/* Tests that when SyncLogicHandler receives an LSA of either Name or
	Adjacency type that appears to be newer, it will emit to its signal
	with those LSA details.
	*/
	BOOST_AUTO_TEST_CASE(UpdateForOtherLS)
	{
	size_t nCallbacks = 0;
	uint64_t syncSeqNo = 1;

	for (auto lsaType : {Lsa::Type::NAME, Lsa::Type::ADJACENCY}) {
	std::string updateName = this->updateNamePrefix + boost::lexical_cast<std::string>(lsaType);

	ndn::util::signal::ScopedConnection connection = this->sync.onNewLsa.connect(
	[&] (const auto& routerName, uint64_t sequenceNumber, const auto& originRouter, uint64_t incomingFaceId) {
	BOOST_CHECK_EQUAL(ndn::Name{updateName}, routerName);
	BOOST_CHECK_EQUAL(sequenceNumber, syncSeqNo);
	++nCallbacks;
	});

	this->receiveUpdate(updateName, syncSeqNo);
	}

	BOOST_CHECK_EQUAL(nCallbacks, 2);
	}

	/* Tests that when SyncLogicHandler in HR mode receives an LSA of
	either Coordinate or Name type that appears to be newer, it will
	emit to its signal with those LSA details.
	*/
	BOOST_AUTO_TEST_CASE(UpdateForOtherHR)
	{
	this->conf.setHyperbolicState(HYPERBOLIC_STATE_ON);

	size_t nCallbacks = 0;
	uint64_t syncSeqNo = 1;

	for (auto lsaType : {Lsa::Type::NAME, Lsa::Type::COORDINATE}) {
	std::string updateName = this->updateNamePrefix + boost::lexical_cast<std::string>(lsaType);

	ndn::util::signal::ScopedConnection connection = this->sync.onNewLsa.connect(
	[&] (const auto& routerName, uint64_t sequenceNumber, const auto& originRouter, uint64_t incomingFaceId) {
	BOOST_CHECK_EQUAL(ndn::Name{updateName}, routerName);
	BOOST_CHECK_EQUAL(sequenceNumber, syncSeqNo);
	++nCallbacks;
	});

	this->receiveUpdate(updateName, syncSeqNo);
	}

	BOOST_CHECK_EQUAL(nCallbacks, 2);
	}

	/* Tests that when SyncLogicHandler in HR-dry mode receives an LSA of
	any type that appears to be newer, it will emit to its signal with
	those LSA details.
	*/
	BOOST_AUTO_TEST_CASE(UpdateForOtherHRDry)
	{
	this->conf.setHyperbolicState(HYPERBOLIC_STATE_DRY_RUN);

	size_t nCallbacks = 0;
	uint64_t syncSeqNo = 1;

	for (auto lsaType : this->lsaTypes) {
	std::string updateName = this->updateNamePrefix + boost::lexical_cast<std::string>(lsaType);

	ndn::util::signal::ScopedConnection connection = this->sync.onNewLsa.connect(
	[&] (const auto& routerName, uint64_t sequenceNumber, const auto& originRouter, uint64_t incomingFaceId) {
	BOOST_CHECK_EQUAL(ndn::Name{updateName}, routerName);
	BOOST_CHECK_EQUAL(sequenceNumber, syncSeqNo);
	++nCallbacks;
	});

	this->receiveUpdate(updateName, syncSeqNo);
	}

	BOOST_CHECK_EQUAL(nCallbacks, 3);
	}

	/* Tests that when SyncLogicHandler receives an update for an LSA with
	details matching this router's details, it will not emit to its
	signal those LSA details.
	*/
	BOOST_AUTO_TEST_CASE(NoUpdateForSelf)
	{
	const uint64_t sequenceNumber = 1;

	for (auto lsaType : this->lsaTypes) {
	// To ensure that we get correctly-separated components, create
	// and modify a Name to hand off.
	ndn::Name updateName{this->conf.getLsaPrefix()};
	updateName.append(this->conf.getSiteName())
	.append(this->conf.getRouterName())
	.append(boost::lexical_cast<std::string>(lsaType));

	ndn::util::signal::ScopedConnection connection = this->sync.onNewLsa.connect(
	[&] (const auto& routerName, uint64_t sequenceNumber, const auto& originRouter, uint64_t incomingFaceId) {
	BOOST_FAIL("Updates for self should not be emitted!");
	});

	this->receiveUpdate(updateName.toUri(), sequenceNumber);
	}

	// avoid "test case [...] did not check any assertions" message from Boost.Test
	BOOST_CHECK(true);
	}

	/* Tests that when SyncLogicHandler receives an update for an LSA with
	details that do not match the expected format, it will not emit
	to its signal those LSA details.
	*/
	BOOST_AUTO_TEST_CASE(MalformedUpdate)
	{
	const uint64_t sequenceNumber = 1;

	for (auto lsaType : this->lsaTypes) {
	ndn::Name updateName{this->conf.getSiteName()};
	updateName.append(this->conf.getRouterName()).append(boost::lexical_cast<std::string>(lsaType));

	ndn::util::signal::ScopedConnection connection = this->sync.onNewLsa.connect(
	[&] (const auto& routerName, uint64_t sequenceNumber, const auto& originRouter, uint64_t incomingFaceId) {
	BOOST_FAIL("Malformed updates should not be emitted!");
	});

	this->receiveUpdate(updateName.toUri(), sequenceNumber);
	}

	// avoid "test case [...] did not check any assertions" message from Boost.Test
	BOOST_CHECK(true);
	}

	/* Tests that when SyncLogicHandler receives an update for an LSA with
	details that do not appear to be new, it will not emit to its
	signal those LSA details.
	*/
	BOOST_AUTO_TEST_CASE(LsaNotNew)
	{
	auto testLsaAlwaysFalse = [] (const ndn::Name& routerName, const Lsa::Type& lsaType,
	const uint64_t& sequenceNumber, uint64_t incomingFaceId) {
	return false;
	};

	const uint64_t sequenceNumber = 1;
	SyncLogicHandler sync{this->face, this->m_keyChain, testLsaAlwaysFalse, this->conf};
	ndn::util::signal::ScopedConnection connection = sync.onNewLsa.connect(
	[&] (const auto& routerName, uint64_t sequenceNumber, const auto& originRouter, uint64_t incomingFaceId) {
	BOOST_FAIL("An update for an LSA with non-new sequence number should not emit!");
	});

	std::string updateName = this->updateNamePrefix + boost::lexical_cast<std::string>(Lsa::Type::NAME);
	this->receiveUpdate(updateName, sequenceNumber);

	// avoid "test case [...] did not check any assertions" message from Boost.Test
	BOOST_CHECK(true);
	}

	/* Tests that SyncLogicHandler successfully concatenates configured
	variables together to form the necessary prefixes to advertise
	through sync.
	*/
	BOOST_AUTO_TEST_CASE(UpdatePrefix)
	{
	ndn::Name expectedPrefix = this->conf.getLsaPrefix();
	expectedPrefix.append(this->conf.getSiteName());
	expectedPrefix.append(this->conf.getRouterName());

	BOOST_CHECK_EQUAL(this->sync.m_nameLsaUserPrefix,
	ndn::Name(expectedPrefix).append(boost::lexical_cast<std::string>(Lsa::Type::NAME)));
	BOOST_CHECK_EQUAL(this->sync.m_adjLsaUserPrefix,
	ndn::Name(expectedPrefix).append(boost::lexical_cast<std::string>(Lsa::Type::ADJACENCY)));
	BOOST_CHECK_EQUAL(this->sync.m_coorLsaUserPrefix,
	ndn::Name(expectedPrefix).append(boost::lexical_cast<std::string>(Lsa::Type::COORDINATE)));
	}

	BOOST_AUTO_TEST_SUITE_END()

	} // namespace test
	} // namespace nlsr