tests/unit-tests/test-socket.cpp - ChronoSync - Gitiles

 /* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil -*- */
 /*
  * Copyright (c) 2012-2024 University of California, Los Angeles
  *
  * This file is part of ChronoSync, synchronization library for distributed realtime
  * applications for NDN.
  *
  * ChronoSync 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.
  *
  * ChronoSync 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
  * ChronoSync, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
  */

 #include "socket.hpp"

 #include "tests/boost-test.hpp"
 #include "tests/unit-test-time-fixture.hpp"

 #include <ndn-cxx/util/dummy-client-face.hpp>

 namespace chronosync::tests {

 using std::string;

 /**
  * @brief Emulate an app that use the Socket class
  *
  * The app has two types of data set: one is simply string while the other is integer array.
  * For each type of data set, the app has a specific fetching strategy.
  */
 class SocketTestApp : noncopyable
 {
 public:
   SocketTestApp(const Name& syncPrefix,
                 const Name& userPrefix,
                 ndn::DummyClientFace& face,
                 bool isNum)
     : sum(0)
     , socket(syncPrefix,
              userPrefix,
              face,
              isNum ? bind(&SocketTestApp::fetchNumbers, this, _1) :
                      bind(&SocketTestApp::fetchAll, this, _1),
              Logic::DEFAULT_NAME,
              Logic::DEFAULT_VALIDATOR,
              Logic::DEFAULT_SYNC_INTEREST_LIFETIME,
              name::Component::fromUri("override"))
   {
   }

   void
   set(const Data& dataPacket)
   {
     // std::cerr << "set Data" << std::endl;
     Name dataName(dataPacket.getName());
     string str2(reinterpret_cast<const char*>(dataPacket.getContent().value()),
                 dataPacket.getContent().value_size());
     data.emplace(dataName, str2);
   }

   void
   set(Name name, const char* buf, int len)
   {
     string str2(buf, len);
     data.emplace(name, str2);
   }

   void
   setNum(const Data& dataPacket)
   {
     // std::cerr << "setNum Data" << std::endl;
     size_t n = dataPacket.getContent().value_size() / 4;
     const uint32_t* numbers = reinterpret_cast<const uint32_t*>(dataPacket.getContent().value());
     for (size_t i = 0; i < n; i++) {
       sum += numbers[i];
     }
   }

   void
   setNum(Name name, const uint8_t* buf, int len)
   {
     BOOST_ASSERT(len >= 4);

     int n = len / 4;
     const uint32_t* numbers = reinterpret_cast<const uint32_t*>(buf);
     for (int i = 0; i < n; i++) {
       sum += numbers[i];
     }
   }

   void
   fetchAll(const std::vector<MissingDataInfo>& v)
   {
     // std::cerr << "fetchAll" << std::endl;
     for (size_t i = 0; i < v.size(); i++) {
       for(SeqNo s = v[i].low; s <= v[i].high; ++s) {
         socket.fetchData(v[i].session, s, [this] (const Data& dataPacket) {
             this->set(dataPacket);
           });
       }
     }
   }

   void
   fetchNumbers(const std::vector<MissingDataInfo>& v)
   {
     // std::cerr << "fetchNumbers" << std::endl;
     for (size_t i = 0; i < v.size(); i++) {
       for(SeqNo s = v[i].low; s <= v[i].high; ++s) {
         socket.fetchData(v[i].session, s, [this] (const Data& dataPacket) {
             this->setNum(dataPacket);
           });
       }
     }
   }

   string
   toString()
   {
     string str = "\n";
     for (auto it = data.begin(); it != data.end(); ++it) {
       str += "<";
       str += it->first.toUri();
       str += "|";
       str += it->second;
       str += ">";
       str += "\n";
     }

     return str;
   }

 public:
   std::map<Name, string> data;
   uint32_t sum;
   Socket socket;
 };

 class SocketFixture : public ndn::tests::UnitTestTimeFixture
 {
 public:
   SocketFixture()
     : syncPrefix("/ndn/broadcast/sync")
   {
     syncPrefix.appendVersion();
     userPrefix[0] = Name("/user0");
     userPrefix[1] = Name("/user1");
     userPrefix[2] = Name("/user2");

     faces[0].reset(new ndn::DummyClientFace(io, {true, true}));
     faces[1].reset(new ndn::DummyClientFace(io, {true, true}));
     faces[2].reset(new ndn::DummyClientFace(io, {true, true}));

     for (int i = 0; i < 3; i++) {
       readInterestOffset[i] = 0;
       readDataOffset[i] = 0;
     }
   }

   void
   passPacket()
   {
     for (int i = 0; i < 3; i++)
       checkFace(i);
   }

   void
   checkFace(int sender)
   {
     while (faces[sender]->sentInterests.size() > readInterestOffset[sender]) {
       for (int i = 0; i < 3; i++) {
         if (sender != i)
           faces[i]->receive(faces[sender]->sentInterests[readInterestOffset[sender]]);
       }
       readInterestOffset[sender]++;
     }
     while (faces[sender]->sentData.size() > readDataOffset[sender]) {
       for (int i = 0; i < 3; i++) {
         if (sender != i)
           faces[i]->receive(faces[sender]->sentData[readDataOffset[sender]]);
       }
       readDataOffset[sender]++;
     }
   }

   void
   createSocket(size_t idx, bool isNum)
   {
     app[idx] = make_shared<SocketTestApp>(syncPrefix, userPrefix[idx], std::ref(*faces[idx]), isNum);
     sessionName[idx] = app[idx]->socket.getLogic().getSessionName();
   }

   void
   publishAppData(size_t idx, const string& data)
   {
     app[idx]->socket.publishData(reinterpret_cast<const uint8_t*>(data.c_str()), data.size(),
                                  ndn::time::milliseconds(1000));
   }

   void
   publishAppData(size_t idx, const string& data, SeqNo seqNo)
   {
     app[idx]->socket.publishData(reinterpret_cast<const uint8_t*>(data.c_str()), data.size(),
                                  ndn::time::milliseconds(1000), seqNo);
   }

   void
   setAppData(size_t idx, SeqNo seqNo, const string& data)
   {
     Name dataName = sessionName[idx];
     dataName.appendNumber(seqNo);
     app[idx]->set(dataName, data.c_str(), data.size());
   }

   void
   publishAppNum(size_t idx, const uint8_t* buf, size_t size)
   {
     app[idx]->socket.publishData(buf, size, ndn::time::milliseconds(1000));
   }

   void
   setAppNum(size_t idx, SeqNo seqNo, const uint8_t* buf, size_t size)
   {
     Name dataName = sessionName[idx];
     dataName.appendNumber(seqNo);
     app[idx]->setNum(dataName, buf, size);
   }

 public:
   Name syncPrefix;
   Name userPrefix[3];
   Name sessionName[3];

   std::unique_ptr<ndn::DummyClientFace> faces[3];
   shared_ptr<SocketTestApp> app[3];

   size_t readInterestOffset[3];
   size_t readDataOffset[3];
 };

 BOOST_FIXTURE_TEST_SUITE(SocketTests, SocketFixture)

 BOOST_AUTO_TEST_CASE(BasicData)
 {
   createSocket(0, false);
   advanceClocks(ndn::time::milliseconds(10), 5);
   createSocket(1, false);
   advanceClocks(ndn::time::milliseconds(10), 5);
   createSocket(2, false);
   advanceClocks(ndn::time::milliseconds(10), 5);

   string data0 = "Very funny Scotty, now beam down my clothes";
   publishAppData(0, data0);

   for (int i = 0; i < 50; i++) {
     advanceClocks(ndn::time::milliseconds(2), 10);
     passPacket();
   }
   setAppData(0, 1, data0);

   advanceClocks(ndn::time::milliseconds(10), 1);
   BOOST_CHECK_EQUAL(app[0]->toString(), app[1]->toString());
   BOOST_CHECK_EQUAL(app[0]->toString(), app[2]->toString());

   string data1 = "Yes, give me that ketchup";
   string data2 = "Don't look conspicuous, it draws fire";
   publishAppData(0, data1);
   advanceClocks(ndn::time::milliseconds(10), 1);
   publishAppData(0, data2);

   for (int i = 0; i < 50; i++) {
     advanceClocks(ndn::time::milliseconds(2), 10);
     passPacket();
   }
   setAppData(0, 2, data1);
   advanceClocks(ndn::time::milliseconds(10), 1);
   setAppData(0, 3, data2);

   advanceClocks(ndn::time::milliseconds(10), 1);
   BOOST_CHECK_EQUAL(app[0]->toString(), app[1]->toString());
   BOOST_CHECK_EQUAL(app[0]->toString(), app[2]->toString());

   string data3 = "You surf the Internet, I surf the real world";
   string data4 = "I got a fortune cookie once that said 'You like Chinese food'";
   string data5 = "Real men wear pink. Why? Because their wives make them";
   publishAppData(2, data3);
   advanceClocks(ndn::time::milliseconds(10), 2);
   publishAppData(1, data4);
   advanceClocks(ndn::time::milliseconds(10), 1);
   publishAppData(1, data5);

   for (int i = 0; i < 100; i++) {
     advanceClocks(ndn::time::milliseconds(2), 10);
     passPacket();
   }
   setAppData(2, 1, data3);
   advanceClocks(ndn::time::milliseconds(10), 1);
   setAppData(1, 1, data4);
   advanceClocks(ndn::time::milliseconds(10), 1);
   setAppData(1, 2, data5);

   advanceClocks(ndn::time::milliseconds(10), 7);
   BOOST_CHECK_EQUAL(app[0]->toString(), app[1]->toString());
   BOOST_CHECK_EQUAL(app[0]->toString(), app[2]->toString());

   string data6 = "Shakespeare says: 'Prose before hos.'";
   string data7 = "Pick good people, talent never wears out";
   publishAppData(0, data6);
   publishAppData(1, data7);

   for (int i = 0; i < 100; i++) {
     advanceClocks(ndn::time::milliseconds(2), 10);
     passPacket();
   }
   setAppData(0, 4, data6);
   setAppData(1, 3, data7);

   BOOST_CHECK_EQUAL(app[0]->toString(), app[1]->toString());
   BOOST_CHECK_EQUAL(app[0]->toString(), app[2]->toString());

   BOOST_CHECK_EQUAL(sessionName[0], Name("/user0/override"));
   BOOST_CHECK_EQUAL(sessionName[1], Name("/user1/override"));
 }

 BOOST_AUTO_TEST_CASE(BasicNumber)
 {
   createSocket(0, true);
   advanceClocks(ndn::time::milliseconds(10), 5);
   createSocket(1, true);
   advanceClocks(ndn::time::milliseconds(10), 5);

   uint32_t num1[5] = {0, 1, 2, 3, 4};
   uint8_t* buf1 = reinterpret_cast<uint8_t*>(num1);
   size_t size1 = sizeof(num1);
   publishAppNum(0, buf1, size1);
   advanceClocks(ndn::time::milliseconds(10), 5);
   setAppNum(0, 0, buf1, size1);

   for (int i = 0; i < 100; i++) {
     advanceClocks(ndn::time::milliseconds(2), 10);
     passPacket();
   }
   BOOST_CHECK_EQUAL(app[0]->sum, app[1]->sum);
   BOOST_CHECK_EQUAL(app[1]->sum, 10);

   uint32_t num2[5] = {9, 7, 2, 1, 1};
   uint8_t* buf2 = reinterpret_cast<uint8_t*>(num2);
   size_t size2 = sizeof(num2);
   publishAppNum(1, buf2, size2);
   setAppNum(1, 0, buf2, size2);

   for (int i = 0; i < 50; i++) {
     advanceClocks(ndn::time::milliseconds(2), 10);
     passPacket();
   }
   BOOST_CHECK_EQUAL(app[0]->sum, app[1]->sum);
   BOOST_CHECK_EQUAL(app[1]->sum, 30);
 }

 BOOST_AUTO_TEST_CASE(BasicDataWithAppSeq)
 {
   createSocket(0, false);
   advanceClocks(ndn::time::milliseconds(10), 5);
   createSocket(1, false);
   advanceClocks(ndn::time::milliseconds(10), 5);
   createSocket(2, false);
   advanceClocks(ndn::time::milliseconds(10), 5);

   string data0 = "Very funny Scotty, now beam down my clothes";
   publishAppData(0, data0, 100);

   for (int i = 0; i < 50; i++) {
     advanceClocks(ndn::time::milliseconds(2), 10);
     passPacket();
   }
   setAppData(0, 100, data0);

   advanceClocks(ndn::time::milliseconds(10), 1);
   BOOST_CHECK_EQUAL(app[0]->toString(), app[1]->toString());
   BOOST_CHECK_EQUAL(app[0]->toString(), app[2]->toString());

   string data1 = "Yes, give me that ketchup";
   string data2 = "Don't look conspicuous, it draws fire";
   publishAppData(0, data1, 200);
   advanceClocks(ndn::time::milliseconds(10), 1);
   publishAppData(0, data2, 300);

   for (int i = 0; i < 50; i++) {
     advanceClocks(ndn::time::milliseconds(2), 10);
     passPacket();
   }
   setAppData(0, 200, data1);
   advanceClocks(ndn::time::milliseconds(10), 1);
   setAppData(0, 300, data2);

   advanceClocks(ndn::time::milliseconds(10), 1);
   BOOST_CHECK_EQUAL(app[0]->toString(), app[1]->toString());
   BOOST_CHECK_EQUAL(app[0]->toString(), app[2]->toString());

   string data3 = "You surf the Internet, I surf the real world";
   string data4 = "I got a fortune cookie once that said 'You like Chinese food'";
   string data5 = "Real men wear pink. Why? Because their wives make them";
   publishAppData(2, data3, 100);
   advanceClocks(ndn::time::milliseconds(10), 2);
   publishAppData(1, data4, 100);
   advanceClocks(ndn::time::milliseconds(10), 1);
   publishAppData(1, data5, 200);

   for (int i = 0; i < 100; i++) {
     advanceClocks(ndn::time::milliseconds(2), 10);
     passPacket();
   }
   setAppData(2, 100, data3);
   advanceClocks(ndn::time::milliseconds(10), 1);
   setAppData(1, 100, data4);
   advanceClocks(ndn::time::milliseconds(10), 1);
   setAppData(1, 200, data5);

   advanceClocks(ndn::time::milliseconds(10), 7);
   BOOST_CHECK_EQUAL(app[0]->toString(), app[1]->toString());
   BOOST_CHECK_EQUAL(app[0]->toString(), app[2]->toString());

   string data6 = "Shakespeare says: 'Prose before hos.'";
   string data7 = "Pick good people, talent never wears out";
   publishAppData(0, data6, 500);
   publishAppData(1, data7, 300);

   for (int i = 0; i < 100; i++) {
     advanceClocks(ndn::time::milliseconds(2), 10);
     passPacket();
   }
   setAppData(0, 500, data6);
   setAppData(1, 300, data7);

   BOOST_CHECK_EQUAL(app[0]->toString(), app[1]->toString());
   BOOST_CHECK_EQUAL(app[0]->toString(), app[2]->toString());
 }

 BOOST_AUTO_TEST_SUITE_END()

 } // namespace chronosync::tests
	/* -- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil -- */
	/*
	* Copyright (c) 2012-2024 University of California, Los Angeles
	*
	* This file is part of ChronoSync, synchronization library for distributed realtime
	* applications for NDN.
	*
	* ChronoSync 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.
	*
	* ChronoSync 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
	* ChronoSync, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>.
	*/

	#include "socket.hpp"

	#include "tests/boost-test.hpp"
	#include "tests/unit-test-time-fixture.hpp"

	#include <ndn-cxx/util/dummy-client-face.hpp>

	namespace chronosync::tests {

	using std::string;

	/**
	* @brief Emulate an app that use the Socket class
	*
	* The app has two types of data set: one is simply string while the other is integer array.
	* For each type of data set, the app has a specific fetching strategy.
	*/
	class SocketTestApp : noncopyable
	{
	public:
	SocketTestApp(const Name& syncPrefix,
	const Name& userPrefix,
	ndn::DummyClientFace& face,
	bool isNum)
	: sum(0)
	, socket(syncPrefix,
	userPrefix,
	face,
	isNum ? bind(&SocketTestApp::fetchNumbers, this, _1) :
	bind(&SocketTestApp::fetchAll, this, _1),
	Logic::DEFAULT_NAME,
	Logic::DEFAULT_VALIDATOR,
	Logic::DEFAULT_SYNC_INTEREST_LIFETIME,
	name::Component::fromUri("override"))
	{
	}

	void
	set(const Data& dataPacket)
	{
	// std::cerr << "set Data" << std::endl;
	Name dataName(dataPacket.getName());
	string str2(reinterpret_cast<const char*>(dataPacket.getContent().value()),
	dataPacket.getContent().value_size());
	data.emplace(dataName, str2);
	}

	void
	set(Name name, const char* buf, int len)
	{
	string str2(buf, len);
	data.emplace(name, str2);
	}

	void
	setNum(const Data& dataPacket)
	{
	// std::cerr << "setNum Data" << std::endl;
	size_t n = dataPacket.getContent().value_size() / 4;
	const uint32_t* numbers = reinterpret_cast<const uint32_t*>(dataPacket.getContent().value());
	for (size_t i = 0; i < n; i++) {
	sum += numbers[i];
	}
	}

	void
	setNum(Name name, const uint8_t* buf, int len)
	{
	BOOST_ASSERT(len >= 4);

	int n = len / 4;
	const uint32_t* numbers = reinterpret_cast<const uint32_t*>(buf);
	for (int i = 0; i < n; i++) {
	sum += numbers[i];
	}
	}

	void
	fetchAll(const std::vector<MissingDataInfo>& v)
	{
	// std::cerr << "fetchAll" << std::endl;
	for (size_t i = 0; i < v.size(); i++) {
	for(SeqNo s = v[i].low; s <= v[i].high; ++s) {
	socket.fetchData(v[i].session, s, [this] (const Data& dataPacket) {
	this->set(dataPacket);
	});
	}
	}
	}

	void
	fetchNumbers(const std::vector<MissingDataInfo>& v)
	{
	// std::cerr << "fetchNumbers" << std::endl;
	for (size_t i = 0; i < v.size(); i++) {
	for(SeqNo s = v[i].low; s <= v[i].high; ++s) {
	socket.fetchData(v[i].session, s, [this] (const Data& dataPacket) {
	this->setNum(dataPacket);
	});
	}
	}
	}

	string
	toString()
	{
	string str = "\n";
	for (auto it = data.begin(); it != data.end(); ++it) {
	str += "<";
	str += it->first.toUri();
	str += "\|";
	str += it->second;
	str += ">";
	str += "\n";
	}

	return str;
	}

	public:
	std::map<Name, string> data;
	uint32_t sum;
	Socket socket;
	};

	class SocketFixture : public ndn::tests::UnitTestTimeFixture
	{
	public:
	SocketFixture()
	: syncPrefix("/ndn/broadcast/sync")
	{
	syncPrefix.appendVersion();
	userPrefix[0] = Name("/user0");
	userPrefix[1] = Name("/user1");
	userPrefix[2] = Name("/user2");

	faces[0].reset(new ndn::DummyClientFace(io, {true, true}));
	faces[1].reset(new ndn::DummyClientFace(io, {true, true}));
	faces[2].reset(new ndn::DummyClientFace(io, {true, true}));

	for (int i = 0; i < 3; i++) {
	readInterestOffset[i] = 0;
	readDataOffset[i] = 0;
	}
	}

	void
	passPacket()
	{
	for (int i = 0; i < 3; i++)
	checkFace(i);
	}

	void
	checkFace(int sender)
	{
	while (faces[sender]->sentInterests.size() > readInterestOffset[sender]) {
	for (int i = 0; i < 3; i++) {
	if (sender != i)
	faces[i]->receive(faces[sender]->sentInterests[readInterestOffset[sender]]);
	}
	readInterestOffset[sender]++;
	}
	while (faces[sender]->sentData.size() > readDataOffset[sender]) {
	for (int i = 0; i < 3; i++) {
	if (sender != i)
	faces[i]->receive(faces[sender]->sentData[readDataOffset[sender]]);
	}
	readDataOffset[sender]++;
	}
	}

	void
	createSocket(size_t idx, bool isNum)
	{
	app[idx] = make_shared<SocketTestApp>(syncPrefix, userPrefix[idx], std::ref(*faces[idx]), isNum);
	sessionName[idx] = app[idx]->socket.getLogic().getSessionName();
	}

	void
	publishAppData(size_t idx, const string& data)
	{
	app[idx]->socket.publishData(reinterpret_cast<const uint8_t*>(data.c_str()), data.size(),
	ndn::time::milliseconds(1000));
	}

	void
	publishAppData(size_t idx, const string& data, SeqNo seqNo)
	{
	app[idx]->socket.publishData(reinterpret_cast<const uint8_t*>(data.c_str()), data.size(),
	ndn::time::milliseconds(1000), seqNo);
	}

	void
	setAppData(size_t idx, SeqNo seqNo, const string& data)
	{
	Name dataName = sessionName[idx];
	dataName.appendNumber(seqNo);
	app[idx]->set(dataName, data.c_str(), data.size());
	}

	void
	publishAppNum(size_t idx, const uint8_t* buf, size_t size)
	{
	app[idx]->socket.publishData(buf, size, ndn::time::milliseconds(1000));
	}

	void
	setAppNum(size_t idx, SeqNo seqNo, const uint8_t* buf, size_t size)
	{
	Name dataName = sessionName[idx];
	dataName.appendNumber(seqNo);
	app[idx]->setNum(dataName, buf, size);
	}

	public:
	Name syncPrefix;
	Name userPrefix[3];
	Name sessionName[3];

	std::unique_ptr<ndn::DummyClientFace> faces[3];
	shared_ptr<SocketTestApp> app[3];

	size_t readInterestOffset[3];
	size_t readDataOffset[3];
	};

	BOOST_FIXTURE_TEST_SUITE(SocketTests, SocketFixture)

	BOOST_AUTO_TEST_CASE(BasicData)
	{
	createSocket(0, false);
	advanceClocks(ndn::time::milliseconds(10), 5);
	createSocket(1, false);
	advanceClocks(ndn::time::milliseconds(10), 5);
	createSocket(2, false);
	advanceClocks(ndn::time::milliseconds(10), 5);

	string data0 = "Very funny Scotty, now beam down my clothes";
	publishAppData(0, data0);

	for (int i = 0; i < 50; i++) {
	advanceClocks(ndn::time::milliseconds(2), 10);
	passPacket();
	}
	setAppData(0, 1, data0);

	advanceClocks(ndn::time::milliseconds(10), 1);
	BOOST_CHECK_EQUAL(app[0]->toString(), app[1]->toString());
	BOOST_CHECK_EQUAL(app[0]->toString(), app[2]->toString());

	string data1 = "Yes, give me that ketchup";
	string data2 = "Don't look conspicuous, it draws fire";
	publishAppData(0, data1);
	advanceClocks(ndn::time::milliseconds(10), 1);
	publishAppData(0, data2);

	for (int i = 0; i < 50; i++) {
	advanceClocks(ndn::time::milliseconds(2), 10);
	passPacket();
	}
	setAppData(0, 2, data1);
	advanceClocks(ndn::time::milliseconds(10), 1);
	setAppData(0, 3, data2);

	advanceClocks(ndn::time::milliseconds(10), 1);
	BOOST_CHECK_EQUAL(app[0]->toString(), app[1]->toString());
	BOOST_CHECK_EQUAL(app[0]->toString(), app[2]->toString());

	string data3 = "You surf the Internet, I surf the real world";
	string data4 = "I got a fortune cookie once that said 'You like Chinese food'";
	string data5 = "Real men wear pink. Why? Because their wives make them";
	publishAppData(2, data3);
	advanceClocks(ndn::time::milliseconds(10), 2);
	publishAppData(1, data4);
	advanceClocks(ndn::time::milliseconds(10), 1);
	publishAppData(1, data5);

	for (int i = 0; i < 100; i++) {
	advanceClocks(ndn::time::milliseconds(2), 10);
	passPacket();
	}
	setAppData(2, 1, data3);
	advanceClocks(ndn::time::milliseconds(10), 1);
	setAppData(1, 1, data4);
	advanceClocks(ndn::time::milliseconds(10), 1);
	setAppData(1, 2, data5);

	advanceClocks(ndn::time::milliseconds(10), 7);
	BOOST_CHECK_EQUAL(app[0]->toString(), app[1]->toString());
	BOOST_CHECK_EQUAL(app[0]->toString(), app[2]->toString());

	string data6 = "Shakespeare says: 'Prose before hos.'";
	string data7 = "Pick good people, talent never wears out";
	publishAppData(0, data6);
	publishAppData(1, data7);

	for (int i = 0; i < 100; i++) {
	advanceClocks(ndn::time::milliseconds(2), 10);
	passPacket();
	}
	setAppData(0, 4, data6);
	setAppData(1, 3, data7);

	BOOST_CHECK_EQUAL(app[0]->toString(), app[1]->toString());
	BOOST_CHECK_EQUAL(app[0]->toString(), app[2]->toString());

	BOOST_CHECK_EQUAL(sessionName[0], Name("/user0/override"));
	BOOST_CHECK_EQUAL(sessionName[1], Name("/user1/override"));
	}

	BOOST_AUTO_TEST_CASE(BasicNumber)
	{
	createSocket(0, true);
	advanceClocks(ndn::time::milliseconds(10), 5);
	createSocket(1, true);
	advanceClocks(ndn::time::milliseconds(10), 5);

	uint32_t num1[5] = {0, 1, 2, 3, 4};
	uint8_t* buf1 = reinterpret_cast<uint8_t*>(num1);
	size_t size1 = sizeof(num1);
	publishAppNum(0, buf1, size1);
	advanceClocks(ndn::time::milliseconds(10), 5);
	setAppNum(0, 0, buf1, size1);

	for (int i = 0; i < 100; i++) {
	advanceClocks(ndn::time::milliseconds(2), 10);
	passPacket();
	}
	BOOST_CHECK_EQUAL(app[0]->sum, app[1]->sum);
	BOOST_CHECK_EQUAL(app[1]->sum, 10);

	uint32_t num2[5] = {9, 7, 2, 1, 1};
	uint8_t* buf2 = reinterpret_cast<uint8_t*>(num2);
	size_t size2 = sizeof(num2);
	publishAppNum(1, buf2, size2);
	setAppNum(1, 0, buf2, size2);

	for (int i = 0; i < 50; i++) {
	advanceClocks(ndn::time::milliseconds(2), 10);
	passPacket();
	}
	BOOST_CHECK_EQUAL(app[0]->sum, app[1]->sum);
	BOOST_CHECK_EQUAL(app[1]->sum, 30);
	}

	BOOST_AUTO_TEST_CASE(BasicDataWithAppSeq)
	{
	createSocket(0, false);
	advanceClocks(ndn::time::milliseconds(10), 5);
	createSocket(1, false);
	advanceClocks(ndn::time::milliseconds(10), 5);
	createSocket(2, false);
	advanceClocks(ndn::time::milliseconds(10), 5);

	string data0 = "Very funny Scotty, now beam down my clothes";
	publishAppData(0, data0, 100);

	for (int i = 0; i < 50; i++) {
	advanceClocks(ndn::time::milliseconds(2), 10);
	passPacket();
	}
	setAppData(0, 100, data0);

	advanceClocks(ndn::time::milliseconds(10), 1);
	BOOST_CHECK_EQUAL(app[0]->toString(), app[1]->toString());
	BOOST_CHECK_EQUAL(app[0]->toString(), app[2]->toString());

	string data1 = "Yes, give me that ketchup";
	string data2 = "Don't look conspicuous, it draws fire";
	publishAppData(0, data1, 200);
	advanceClocks(ndn::time::milliseconds(10), 1);
	publishAppData(0, data2, 300);

	for (int i = 0; i < 50; i++) {
	advanceClocks(ndn::time::milliseconds(2), 10);
	passPacket();
	}
	setAppData(0, 200, data1);
	advanceClocks(ndn::time::milliseconds(10), 1);
	setAppData(0, 300, data2);

	advanceClocks(ndn::time::milliseconds(10), 1);
	BOOST_CHECK_EQUAL(app[0]->toString(), app[1]->toString());
	BOOST_CHECK_EQUAL(app[0]->toString(), app[2]->toString());

	string data3 = "You surf the Internet, I surf the real world";
	string data4 = "I got a fortune cookie once that said 'You like Chinese food'";
	string data5 = "Real men wear pink. Why? Because their wives make them";
	publishAppData(2, data3, 100);
	advanceClocks(ndn::time::milliseconds(10), 2);
	publishAppData(1, data4, 100);
	advanceClocks(ndn::time::milliseconds(10), 1);
	publishAppData(1, data5, 200);

	for (int i = 0; i < 100; i++) {
	advanceClocks(ndn::time::milliseconds(2), 10);
	passPacket();
	}
	setAppData(2, 100, data3);
	advanceClocks(ndn::time::milliseconds(10), 1);
	setAppData(1, 100, data4);
	advanceClocks(ndn::time::milliseconds(10), 1);
	setAppData(1, 200, data5);

	advanceClocks(ndn::time::milliseconds(10), 7);
	BOOST_CHECK_EQUAL(app[0]->toString(), app[1]->toString());
	BOOST_CHECK_EQUAL(app[0]->toString(), app[2]->toString());

	string data6 = "Shakespeare says: 'Prose before hos.'";
	string data7 = "Pick good people, talent never wears out";
	publishAppData(0, data6, 500);
	publishAppData(1, data7, 300);

	for (int i = 0; i < 100; i++) {
	advanceClocks(ndn::time::milliseconds(2), 10);
	passPacket();
	}
	setAppData(0, 500, data6);
	setAppData(1, 300, data7);

	BOOST_CHECK_EQUAL(app[0]->toString(), app[1]->toString());
	BOOST_CHECK_EQUAL(app[0]->toString(), app[2]->toString());
	}

	BOOST_AUTO_TEST_SUITE_END()

	} // namespace chronosync::tests