tests/test-nlsr.cpp - NLSR - Gitiles

 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /**
  * Copyright (c) 2014-2015,  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 "test-common.hpp"
 #include "control-commands.hpp"
 #include "dummy-face.hpp"

 #include "nlsr.hpp"

 #include <ndn-cxx/management/nfd-face-event-notification.hpp>
 #include <ndn-cxx/util/dummy-client-face.hpp>

 namespace nlsr {
 namespace test {

 using ndn::DummyFace;
 using ndn::shared_ptr;

 BOOST_FIXTURE_TEST_SUITE(TestNlsr, BaseFixture)

 BOOST_AUTO_TEST_CASE(HyperbolicOn_ZeroCostNeighbors)
 {
   shared_ptr<DummyFace> face = ndn::makeDummyFace();
   Nlsr nlsr(g_ioService, g_scheduler, ndn::ref(*face));

   // Simulate loading configuration file
   AdjacencyList& neighbors = nlsr.getAdjacencyList();

   Adjacent neighborA("/ndn/neighborA", "uri://faceA", 25, Adjacent::STATUS_INACTIVE, 0, 0);
   neighbors.insert(neighborA);

   Adjacent neighborB("/ndn/neighborB", "uri://faceB", 10, Adjacent::STATUS_INACTIVE, 0, 0);
   neighbors.insert(neighborB);

   Adjacent neighborC("/ndn/neighborC", "uri://faceC", 17, Adjacent::STATUS_INACTIVE, 0, 0);
   neighbors.insert(neighborC);

   nlsr.getConfParameter().setHyperbolicState(HYPERBOLIC_STATE_ON);

   nlsr.initialize();

   std::list<Adjacent> neighborList = neighbors.getAdjList();
   for (std::list<Adjacent>::iterator it = neighborList.begin(); it != neighborList.end(); ++it) {
     BOOST_CHECK_EQUAL(it->getLinkCost(), 0);
   }
 }

 BOOST_AUTO_TEST_CASE(HyperbolicOff_LinkStateCost)
 {
   shared_ptr<DummyFace> face = ndn::makeDummyFace();
   Nlsr nlsr(g_ioService, g_scheduler, ndn::ref(*face));

   // Simulate loading configuration file
   AdjacencyList& neighbors = nlsr.getAdjacencyList();

   Adjacent neighborA("/ndn/neighborA", "uri://faceA", 25, Adjacent::STATUS_INACTIVE, 0, 0);
   neighbors.insert(neighborA);

   Adjacent neighborB("/ndn/neighborB", "uri://faceB", 10, Adjacent::STATUS_INACTIVE, 0, 0);
   neighbors.insert(neighborB);

   Adjacent neighborC("/ndn/neighborC", "uri://faceC", 17, Adjacent::STATUS_INACTIVE, 0, 0);
   neighbors.insert(neighborC);

   nlsr.initialize();

   std::list<Adjacent> neighborList = neighbors.getAdjList();
   for (std::list<Adjacent>::iterator it = neighborList.begin(); it != neighborList.end(); ++it) {
     BOOST_CHECK(it->getLinkCost() != 0);
   }
 }

 BOOST_AUTO_TEST_CASE(SetEventIntervals)
 {
   shared_ptr<DummyFace> face = ndn::makeDummyFace();
   Nlsr nlsr(g_ioService, g_scheduler, ndn::ref(*face));

   // Simulate loading configuration file
   ConfParameter& conf = nlsr.getConfParameter();
   conf.setAdjLsaBuildInterval(3);
   conf.setFirstHelloInterval(6);
   conf.setRoutingCalcInterval(9);

   nlsr.initialize();

   const Lsdb& lsdb = nlsr.getLsdb();
   const RoutingTable& rt = nlsr.getRoutingTable();

   BOOST_CHECK_EQUAL(lsdb.getAdjLsaBuildInterval(), ndn::time::seconds(3));
   BOOST_CHECK_EQUAL(nlsr.getFirstHelloInterval(), 6);
   BOOST_CHECK_EQUAL(rt.getRoutingCalcInterval(), ndn::time::seconds(9));
 }

 BOOST_FIXTURE_TEST_CASE(FaceDestroyEvent, UnitTestTimeFixture)
 {
   shared_ptr<ndn::util::DummyClientFace> face = ndn::util::makeDummyClientFace(g_ioService);
   Nlsr nlsr(g_ioService, g_scheduler, ndn::ref(*face));
   Lsdb& lsdb = nlsr.getLsdb();

   // Simulate loading configuration file
   ConfParameter& conf = nlsr.getConfParameter();
   conf.setNetwork("/ndn");
   conf.setSiteName("/site");
   conf.setRouterName("/%C1.router/this-router");
   conf.setAdjLsaBuildInterval(0);
   conf.setRoutingCalcInterval(0);

   // Add active neighbors
   AdjacencyList& neighbors = nlsr.getAdjacencyList();

   uint64_t destroyFaceId = 128;

   // Create a neighbor whose Face will be destroyed
   Adjacent failNeighbor("/ndn/neighborA", "uri://faceA", 10, Adjacent::STATUS_ACTIVE, 0,
                         destroyFaceId);
   neighbors.insert(failNeighbor);

   // Create an additional neighbor so an adjacency LSA can be built after the face is destroyed
   Adjacent otherNeighbor("/ndn/neighborB", "uri://faceB", 10, Adjacent::STATUS_ACTIVE, 0, 256);
   neighbors.insert(otherNeighbor);

   nlsr.initialize();

   // Simulate successful HELLO responses
   lsdb.scheduleAdjLsaBuild();

   // Set up adjacency LSAs
   // This router
   Adjacent thisRouter(conf.getRouterPrefix(), "uri://faceB", 10, Adjacent::STATUS_ACTIVE, 0, 256);

   AdjLsa ownAdjLsa(conf.getRouterPrefix(), AdjLsa::TYPE_STRING, 10, ndn::time::system_clock::now(),
                    1, neighbors);
   lsdb.installAdjLsa(ownAdjLsa);

   // Router that will fail
   AdjacencyList failAdjacencies;
   failAdjacencies.insert(thisRouter);

   AdjLsa failAdjLsa("/ndn/neighborA", AdjLsa::TYPE_STRING, 10,
                      ndn::time::system_clock::now() + ndn::time::seconds(3600), 1, failAdjacencies);

   lsdb.installAdjLsa(failAdjLsa);

   // Other router
   AdjacencyList otherAdjacencies;
   otherAdjacencies.insert(thisRouter);

   AdjLsa otherAdjLsa("/ndn/neighborB", AdjLsa::TYPE_STRING, 10,
                      ndn::time::system_clock::now() + ndn::time::seconds(3600), 1, otherAdjacencies);

   lsdb.installAdjLsa(otherAdjLsa);

   // Run the scheduler to build an adjacency LSA
   this->advanceClocks(ndn::time::milliseconds(1));

   // Make sure an adjacency LSA was built
   ndn::Name key = ndn::Name(nlsr.getConfParameter().getRouterPrefix()).append(AdjLsa::TYPE_STRING);
   AdjLsa* lsa = lsdb.findAdjLsa(key);
   BOOST_REQUIRE(lsa != nullptr);

   uint32_t lastAdjLsaSeqNo = nlsr.getSequencingManager().getAdjLsaSeq();

   // Make sure the routing table was calculated
   RoutingTableEntry* rtEntry = nlsr.getRoutingTable().findRoutingTableEntry(failNeighbor.getName());
   BOOST_REQUIRE(rtEntry != nullptr);
   BOOST_REQUIRE_EQUAL(rtEntry->getNexthopList().getSize(), 1);

   // Receive FaceEventDestroyed notification
   ndn::nfd::FaceEventNotification event;
   event.setKind(ndn::nfd::FACE_EVENT_DESTROYED)
        .setFaceId(destroyFaceId);

   shared_ptr<ndn::Data> data = make_shared<ndn::Data>("/localhost/nfd/faces/events/%FE%00");
   data->setContent(event.wireEncode());
   nlsr.getKeyChain().sign(*data);

   face->receive(*data);

   // Run the scheduler to build an adjacency LSA
   this->advanceClocks(ndn::time::milliseconds(1));

   Adjacent updatedNeighbor = neighbors.getAdjacent(failNeighbor.getName());

   BOOST_CHECK_EQUAL(updatedNeighbor.getFaceId(), 0);
   BOOST_CHECK_EQUAL(updatedNeighbor.getInterestTimedOutNo(),
                     nlsr.getConfParameter().getInterestRetryNumber());
   BOOST_CHECK_EQUAL(updatedNeighbor.getStatus(), Adjacent::STATUS_INACTIVE);
   BOOST_CHECK_EQUAL(nlsr.getSequencingManager().getAdjLsaSeq(), lastAdjLsaSeqNo + 1);

   // Make sure the routing table was recalculated
   rtEntry = nlsr.getRoutingTable().findRoutingTableEntry(failNeighbor.getName());
   BOOST_CHECK(rtEntry == nullptr);
 }

 // Bug #2733
 // This test checks that when a face for an inactive node is destroyed, an
 // Adjacency LSA build does not postpone the LSA refresh and cause RIB
 // entries for other nodes' name prefixes to not be refreshed.
 //
 // This test is invalid when Issue #2732 is implemented since an Adjacency LSA
 // refresh will not cause RIB entries for other nodes' name prefixes to be refreshed.
 BOOST_FIXTURE_TEST_CASE(FaceDestroyEventInactive, UnitTestTimeFixture)
 {
   shared_ptr<ndn::util::DummyClientFace> face = ndn::util::makeDummyClientFace(g_ioService);
   Nlsr nlsr(g_ioService, g_scheduler, ndn::ref(*face));
   Lsdb& lsdb = nlsr.getLsdb();

   // Simulate loading configuration file
   ConfParameter& conf = nlsr.getConfParameter();
   conf.setNetwork("/ndn");
   conf.setSiteName("/site");
   conf.setRouterName("/%C1.router/this-router");
   conf.setFirstHelloInterval(0);
   conf.setAdjLsaBuildInterval(0);
   conf.setRoutingCalcInterval(0);

   // Add neighbors
   AdjacencyList& neighbors = nlsr.getAdjacencyList();

   uint64_t destroyFaceId = 128;

   // Create an inactive neighbor whose Face will be destroyed
   Adjacent failNeighbor("/ndn/neighborA", "uri://faceA", 10, Adjacent::STATUS_INACTIVE, 3,
                         destroyFaceId);
   neighbors.insert(failNeighbor);

   // Create an additional active neighbor so an adjacency LSA can be built
   Adjacent otherNeighbor("/ndn/neighborB", "uri://faceB", 25, Adjacent::STATUS_ACTIVE, 0, 256);
   neighbors.insert(otherNeighbor);

   // Add a name for the neighbor to advertise
   NamePrefixList nameList;
   ndn::Name nameToAdvertise("/ndn/neighborB/name");
   nameList.insert(nameToAdvertise);

   NameLsa nameLsa("/ndn/neighborB", "name", 25, ndn::time::system_clock::now(), nameList);
   lsdb.installNameLsa(nameLsa);

   nlsr.initialize();

   // Simulate successful HELLO responses from neighbor B
   lsdb.scheduleAdjLsaBuild();

   // Set up adjacency LSAs
   // This router
   Adjacent thisRouter(conf.getRouterPrefix(), "uri://faceB", 25, Adjacent::STATUS_ACTIVE, 0, 256);

   AdjLsa ownAdjLsa(conf.getRouterPrefix(), AdjLsa::TYPE_STRING, 10, ndn::time::system_clock::now(),
                    1, neighbors);
   lsdb.installAdjLsa(ownAdjLsa);

   // Other ACTIVE router
   AdjacencyList otherAdjacencies;
   otherAdjacencies.insert(thisRouter);

   AdjLsa otherAdjLsa("/ndn/neighborB", AdjLsa::TYPE_STRING, 10,
                      ndn::time::system_clock::now() + ndn::time::seconds(3600), 1, otherAdjacencies);

   lsdb.installAdjLsa(otherAdjLsa);

   // Run the scheduler to build an adjacency LSA
   this->advanceClocks(ndn::time::milliseconds(1));

   ndn::Name key = ndn::Name(nlsr.getConfParameter().getRouterPrefix()).append(AdjLsa::TYPE_STRING);
   AdjLsa* lsa = lsdb.findAdjLsa(key);
   BOOST_REQUIRE(lsa != nullptr);

   // Cancel previous LSA expiration event
   g_scheduler.cancelEvent(lsa->getExpiringEventId());

   // Set expiration time for own Adjacency LSA to earlier value for unit-test
   //
   // Expiration time is negative to offset the GRACE_PERIOD (10 seconds) automatically applied
   // to expiration times
   ndn::EventId id = lsdb.scheduleAdjLsaExpiration(key, lsa->getLsSeqNo(), -ndn::time::seconds(9));
   lsa->setExpiringEventId(id);

   // Generate a FaceEventDestroyed notification
   ndn::nfd::FaceEventNotification event;
   event.setKind(ndn::nfd::FACE_EVENT_DESTROYED)
        .setFaceId(destroyFaceId);

   shared_ptr<ndn::Data> data = make_shared<ndn::Data>("/localhost/nfd/faces/events/%FE%00");
   data->setContent(event.wireEncode());
   nlsr.getKeyChain().sign(*data);

   // Receive the FaceEventDestroyed notification
   face->receive(*data);

   // Run the scheduler to expire the Adjacency LSA. The expiration should refresh the RIB
   // entries associated with Neighbor B's advertised prefix.
   face->sentInterests.clear();
   this->advanceClocks(ndn::time::seconds(1));

   // The Face should have two sent Interests: the face event and a RIB registration
   BOOST_REQUIRE(face->sentInterests.size() > 0);
   const ndn::Interest& interest = face->sentInterests.back();

   ndn::nfd::ControlParameters parameters;
   ndn::Name::Component verb;
   BOOST_REQUIRE_NO_THROW(extractRibCommandParameters(interest, verb, parameters));

   BOOST_CHECK_EQUAL(verb, ndn::Name::Component("register"));
   BOOST_CHECK_EQUAL(parameters.getName(), nameToAdvertise);
 }

 BOOST_FIXTURE_TEST_CASE(GetCertificate, UnitTestTimeFixture)
 {
   shared_ptr<ndn::util::DummyClientFace> face = ndn::util::makeDummyClientFace(g_ioService);
   Nlsr nlsr(g_ioService, g_scheduler, ndn::ref(*face));

   // Create certificate
   ndn::Name identity("/TestNLSR/identity");
   identity.appendVersion();

   ndn::KeyChain keyChain;
   keyChain.createIdentity(identity);
   ndn::Name certName = keyChain.getDefaultCertificateNameForIdentity(identity);
   shared_ptr<ndn::IdentityCertificate> certificate = keyChain.getCertificate(certName);

   const ndn::Name certKey = certificate->getName().getPrefix(-1);

   BOOST_CHECK(nlsr.getCertificate(certKey) == nullptr);

   // Certificate should be retrievable from the CertificateStore
   nlsr.loadCertToPublish(certificate);

   BOOST_CHECK(nlsr.getCertificate(certKey) != nullptr);

   nlsr.getCertificateStore().clear();

   // Certificate should be retrievable from the cache
   nlsr.addCertificateToCache(certificate);
   this->advanceClocks(ndn::time::milliseconds(10));

   BOOST_CHECK(nlsr.getCertificate(certKey) != nullptr);
 }

 BOOST_AUTO_TEST_SUITE_END()

 } //namespace test
 } //namespace nlsr
	/* -- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -- */
	/**
	* Copyright (c) 2014-2015, 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 "test-common.hpp"
	#include "control-commands.hpp"
	#include "dummy-face.hpp"

	#include "nlsr.hpp"

	#include <ndn-cxx/management/nfd-face-event-notification.hpp>
	#include <ndn-cxx/util/dummy-client-face.hpp>

	namespace nlsr {
	namespace test {

	using ndn::DummyFace;
	using ndn::shared_ptr;

	BOOST_FIXTURE_TEST_SUITE(TestNlsr, BaseFixture)

	BOOST_AUTO_TEST_CASE(HyperbolicOn_ZeroCostNeighbors)
	{
	shared_ptr<DummyFace> face = ndn::makeDummyFace();
	Nlsr nlsr(g_ioService, g_scheduler, ndn::ref(*face));

	// Simulate loading configuration file
	AdjacencyList& neighbors = nlsr.getAdjacencyList();

	Adjacent neighborA("/ndn/neighborA", "uri://faceA", 25, Adjacent::STATUS_INACTIVE, 0, 0);
	neighbors.insert(neighborA);

	Adjacent neighborB("/ndn/neighborB", "uri://faceB", 10, Adjacent::STATUS_INACTIVE, 0, 0);
	neighbors.insert(neighborB);

	Adjacent neighborC("/ndn/neighborC", "uri://faceC", 17, Adjacent::STATUS_INACTIVE, 0, 0);
	neighbors.insert(neighborC);

	nlsr.getConfParameter().setHyperbolicState(HYPERBOLIC_STATE_ON);

	nlsr.initialize();

	std::list<Adjacent> neighborList = neighbors.getAdjList();
	for (std::list<Adjacent>::iterator it = neighborList.begin(); it != neighborList.end(); ++it) {
	BOOST_CHECK_EQUAL(it->getLinkCost(), 0);
	}
	}

	BOOST_AUTO_TEST_CASE(HyperbolicOff_LinkStateCost)
	{
	shared_ptr<DummyFace> face = ndn::makeDummyFace();
	Nlsr nlsr(g_ioService, g_scheduler, ndn::ref(*face));

	// Simulate loading configuration file
	AdjacencyList& neighbors = nlsr.getAdjacencyList();

	Adjacent neighborA("/ndn/neighborA", "uri://faceA", 25, Adjacent::STATUS_INACTIVE, 0, 0);
	neighbors.insert(neighborA);

	Adjacent neighborB("/ndn/neighborB", "uri://faceB", 10, Adjacent::STATUS_INACTIVE, 0, 0);
	neighbors.insert(neighborB);

	Adjacent neighborC("/ndn/neighborC", "uri://faceC", 17, Adjacent::STATUS_INACTIVE, 0, 0);
	neighbors.insert(neighborC);

	nlsr.initialize();

	std::list<Adjacent> neighborList = neighbors.getAdjList();
	for (std::list<Adjacent>::iterator it = neighborList.begin(); it != neighborList.end(); ++it) {
	BOOST_CHECK(it->getLinkCost() != 0);
	}
	}

	BOOST_AUTO_TEST_CASE(SetEventIntervals)
	{
	shared_ptr<DummyFace> face = ndn::makeDummyFace();
	Nlsr nlsr(g_ioService, g_scheduler, ndn::ref(*face));

	// Simulate loading configuration file
	ConfParameter& conf = nlsr.getConfParameter();
	conf.setAdjLsaBuildInterval(3);
	conf.setFirstHelloInterval(6);
	conf.setRoutingCalcInterval(9);

	nlsr.initialize();

	const Lsdb& lsdb = nlsr.getLsdb();
	const RoutingTable& rt = nlsr.getRoutingTable();

	BOOST_CHECK_EQUAL(lsdb.getAdjLsaBuildInterval(), ndn::time::seconds(3));
	BOOST_CHECK_EQUAL(nlsr.getFirstHelloInterval(), 6);
	BOOST_CHECK_EQUAL(rt.getRoutingCalcInterval(), ndn::time::seconds(9));
	}

	BOOST_FIXTURE_TEST_CASE(FaceDestroyEvent, UnitTestTimeFixture)
	{
	shared_ptr<ndn::util::DummyClientFace> face = ndn::util::makeDummyClientFace(g_ioService);
	Nlsr nlsr(g_ioService, g_scheduler, ndn::ref(*face));
	Lsdb& lsdb = nlsr.getLsdb();

	// Simulate loading configuration file
	ConfParameter& conf = nlsr.getConfParameter();
	conf.setNetwork("/ndn");
	conf.setSiteName("/site");
	conf.setRouterName("/%C1.router/this-router");
	conf.setAdjLsaBuildInterval(0);
	conf.setRoutingCalcInterval(0);

	// Add active neighbors
	AdjacencyList& neighbors = nlsr.getAdjacencyList();

	uint64_t destroyFaceId = 128;

	// Create a neighbor whose Face will be destroyed
	Adjacent failNeighbor("/ndn/neighborA", "uri://faceA", 10, Adjacent::STATUS_ACTIVE, 0,
	destroyFaceId);
	neighbors.insert(failNeighbor);

	// Create an additional neighbor so an adjacency LSA can be built after the face is destroyed
	Adjacent otherNeighbor("/ndn/neighborB", "uri://faceB", 10, Adjacent::STATUS_ACTIVE, 0, 256);
	neighbors.insert(otherNeighbor);

	nlsr.initialize();

	// Simulate successful HELLO responses
	lsdb.scheduleAdjLsaBuild();

	// Set up adjacency LSAs
	// This router
	Adjacent thisRouter(conf.getRouterPrefix(), "uri://faceB", 10, Adjacent::STATUS_ACTIVE, 0, 256);

	AdjLsa ownAdjLsa(conf.getRouterPrefix(), AdjLsa::TYPE_STRING, 10, ndn::time::system_clock::now(),
	1, neighbors);
	lsdb.installAdjLsa(ownAdjLsa);

	// Router that will fail
	AdjacencyList failAdjacencies;
	failAdjacencies.insert(thisRouter);

	AdjLsa failAdjLsa("/ndn/neighborA", AdjLsa::TYPE_STRING, 10,
	ndn::time::system_clock::now() + ndn::time::seconds(3600), 1, failAdjacencies);

	lsdb.installAdjLsa(failAdjLsa);

	// Other router
	AdjacencyList otherAdjacencies;
	otherAdjacencies.insert(thisRouter);

	AdjLsa otherAdjLsa("/ndn/neighborB", AdjLsa::TYPE_STRING, 10,
	ndn::time::system_clock::now() + ndn::time::seconds(3600), 1, otherAdjacencies);

	lsdb.installAdjLsa(otherAdjLsa);

	// Run the scheduler to build an adjacency LSA
	this->advanceClocks(ndn::time::milliseconds(1));

	// Make sure an adjacency LSA was built
	ndn::Name key = ndn::Name(nlsr.getConfParameter().getRouterPrefix()).append(AdjLsa::TYPE_STRING);
	AdjLsa* lsa = lsdb.findAdjLsa(key);
	BOOST_REQUIRE(lsa != nullptr);

	uint32_t lastAdjLsaSeqNo = nlsr.getSequencingManager().getAdjLsaSeq();

	// Make sure the routing table was calculated
	RoutingTableEntry* rtEntry = nlsr.getRoutingTable().findRoutingTableEntry(failNeighbor.getName());
	BOOST_REQUIRE(rtEntry != nullptr);
	BOOST_REQUIRE_EQUAL(rtEntry->getNexthopList().getSize(), 1);

	// Receive FaceEventDestroyed notification
	ndn::nfd::FaceEventNotification event;
	event.setKind(ndn::nfd::FACE_EVENT_DESTROYED)
	.setFaceId(destroyFaceId);

	shared_ptr<ndn::Data> data = make_shared<ndn::Data>("/localhost/nfd/faces/events/%FE%00");
	data->setContent(event.wireEncode());
	nlsr.getKeyChain().sign(*data);

	face->receive(*data);

	// Run the scheduler to build an adjacency LSA
	this->advanceClocks(ndn::time::milliseconds(1));

	Adjacent updatedNeighbor = neighbors.getAdjacent(failNeighbor.getName());

	BOOST_CHECK_EQUAL(updatedNeighbor.getFaceId(), 0);
	BOOST_CHECK_EQUAL(updatedNeighbor.getInterestTimedOutNo(),
	nlsr.getConfParameter().getInterestRetryNumber());
	BOOST_CHECK_EQUAL(updatedNeighbor.getStatus(), Adjacent::STATUS_INACTIVE);
	BOOST_CHECK_EQUAL(nlsr.getSequencingManager().getAdjLsaSeq(), lastAdjLsaSeqNo + 1);

	// Make sure the routing table was recalculated
	rtEntry = nlsr.getRoutingTable().findRoutingTableEntry(failNeighbor.getName());
	BOOST_CHECK(rtEntry == nullptr);
	}

	// Bug #2733
	// This test checks that when a face for an inactive node is destroyed, an
	// Adjacency LSA build does not postpone the LSA refresh and cause RIB
	// entries for other nodes' name prefixes to not be refreshed.
	//
	// This test is invalid when Issue #2732 is implemented since an Adjacency LSA
	// refresh will not cause RIB entries for other nodes' name prefixes to be refreshed.
	BOOST_FIXTURE_TEST_CASE(FaceDestroyEventInactive, UnitTestTimeFixture)
	{
	shared_ptr<ndn::util::DummyClientFace> face = ndn::util::makeDummyClientFace(g_ioService);
	Nlsr nlsr(g_ioService, g_scheduler, ndn::ref(*face));
	Lsdb& lsdb = nlsr.getLsdb();

	// Simulate loading configuration file
	ConfParameter& conf = nlsr.getConfParameter();
	conf.setNetwork("/ndn");
	conf.setSiteName("/site");
	conf.setRouterName("/%C1.router/this-router");
	conf.setFirstHelloInterval(0);
	conf.setAdjLsaBuildInterval(0);
	conf.setRoutingCalcInterval(0);

	// Add neighbors
	AdjacencyList& neighbors = nlsr.getAdjacencyList();

	uint64_t destroyFaceId = 128;

	// Create an inactive neighbor whose Face will be destroyed
	Adjacent failNeighbor("/ndn/neighborA", "uri://faceA", 10, Adjacent::STATUS_INACTIVE, 3,
	destroyFaceId);
	neighbors.insert(failNeighbor);

	// Create an additional active neighbor so an adjacency LSA can be built
	Adjacent otherNeighbor("/ndn/neighborB", "uri://faceB", 25, Adjacent::STATUS_ACTIVE, 0, 256);
	neighbors.insert(otherNeighbor);

	// Add a name for the neighbor to advertise
	NamePrefixList nameList;
	ndn::Name nameToAdvertise("/ndn/neighborB/name");
	nameList.insert(nameToAdvertise);

	NameLsa nameLsa("/ndn/neighborB", "name", 25, ndn::time::system_clock::now(), nameList);
	lsdb.installNameLsa(nameLsa);

	nlsr.initialize();

	// Simulate successful HELLO responses from neighbor B
	lsdb.scheduleAdjLsaBuild();

	// Set up adjacency LSAs
	// This router
	Adjacent thisRouter(conf.getRouterPrefix(), "uri://faceB", 25, Adjacent::STATUS_ACTIVE, 0, 256);

	AdjLsa ownAdjLsa(conf.getRouterPrefix(), AdjLsa::TYPE_STRING, 10, ndn::time::system_clock::now(),
	1, neighbors);
	lsdb.installAdjLsa(ownAdjLsa);

	// Other ACTIVE router
	AdjacencyList otherAdjacencies;
	otherAdjacencies.insert(thisRouter);

	AdjLsa otherAdjLsa("/ndn/neighborB", AdjLsa::TYPE_STRING, 10,
	ndn::time::system_clock::now() + ndn::time::seconds(3600), 1, otherAdjacencies);

	lsdb.installAdjLsa(otherAdjLsa);

	// Run the scheduler to build an adjacency LSA
	this->advanceClocks(ndn::time::milliseconds(1));

	ndn::Name key = ndn::Name(nlsr.getConfParameter().getRouterPrefix()).append(AdjLsa::TYPE_STRING);
	AdjLsa* lsa = lsdb.findAdjLsa(key);
	BOOST_REQUIRE(lsa != nullptr);

	// Cancel previous LSA expiration event
	g_scheduler.cancelEvent(lsa->getExpiringEventId());

	// Set expiration time for own Adjacency LSA to earlier value for unit-test
	//
	// Expiration time is negative to offset the GRACE_PERIOD (10 seconds) automatically applied
	// to expiration times
	ndn::EventId id = lsdb.scheduleAdjLsaExpiration(key, lsa->getLsSeqNo(), -ndn::time::seconds(9));
	lsa->setExpiringEventId(id);

	// Generate a FaceEventDestroyed notification
	ndn::nfd::FaceEventNotification event;
	event.setKind(ndn::nfd::FACE_EVENT_DESTROYED)
	.setFaceId(destroyFaceId);

	shared_ptr<ndn::Data> data = make_shared<ndn::Data>("/localhost/nfd/faces/events/%FE%00");
	data->setContent(event.wireEncode());
	nlsr.getKeyChain().sign(*data);

	// Receive the FaceEventDestroyed notification
	face->receive(*data);

	// Run the scheduler to expire the Adjacency LSA. The expiration should refresh the RIB
	// entries associated with Neighbor B's advertised prefix.
	face->sentInterests.clear();
	this->advanceClocks(ndn::time::seconds(1));

	// The Face should have two sent Interests: the face event and a RIB registration
	BOOST_REQUIRE(face->sentInterests.size() > 0);
	const ndn::Interest& interest = face->sentInterests.back();

	ndn::nfd::ControlParameters parameters;
	ndn::Name::Component verb;
	BOOST_REQUIRE_NO_THROW(extractRibCommandParameters(interest, verb, parameters));

	BOOST_CHECK_EQUAL(verb, ndn::Name::Component("register"));
	BOOST_CHECK_EQUAL(parameters.getName(), nameToAdvertise);
	}

	BOOST_FIXTURE_TEST_CASE(GetCertificate, UnitTestTimeFixture)
	{
	shared_ptr<ndn::util::DummyClientFace> face = ndn::util::makeDummyClientFace(g_ioService);
	Nlsr nlsr(g_ioService, g_scheduler, ndn::ref(*face));

	// Create certificate
	ndn::Name identity("/TestNLSR/identity");
	identity.appendVersion();

	ndn::KeyChain keyChain;
	keyChain.createIdentity(identity);
	ndn::Name certName = keyChain.getDefaultCertificateNameForIdentity(identity);
	shared_ptr<ndn::IdentityCertificate> certificate = keyChain.getCertificate(certName);

	const ndn::Name certKey = certificate->getName().getPrefix(-1);

	BOOST_CHECK(nlsr.getCertificate(certKey) == nullptr);

	// Certificate should be retrievable from the CertificateStore
	nlsr.loadCertToPublish(certificate);

	BOOST_CHECK(nlsr.getCertificate(certKey) != nullptr);

	nlsr.getCertificateStore().clear();

	// Certificate should be retrievable from the cache
	nlsr.addCertificateToCache(certificate);
	this->advanceClocks(ndn::time::milliseconds(10));

	BOOST_CHECK(nlsr.getCertificate(certKey) != nullptr);
	}

	BOOST_AUTO_TEST_SUITE_END()

	} //namespace test
	} //namespace nlsr