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/* test_gs.cc - Programme de test des gs. */
/* Simulotron - Programme de simulation de robot {{{
 *
 * Copyright (C) 2005 Nicolas Haller
 *
 * Robot APB Team/Efrei 2005.
 *        Web: http://assos.efrei.fr/robot/
 *      Email: robot AT efrei DOT fr
 *
 * This program 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 2 of the License, or
 * (at your option) any later version.
 * 
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 *
 * }}} */

#include "socket/socket_server.hh"
#include "gs/gs_transmitter.hh"
#include "gs/gs_message.hh"

#include <string>
#include <iostream>
#include <sys/wait.h>

//Chaine et char de test
const std::string strDepart = "J'aime la prog syst�me.";
std::string strDest;
const char a = 'f';
char b;
int i1 = 4568;
int i2;
int i3 = -45687;
int i4;
short s1 = 23;
short s2;
long l1 = 465676;
long l2;

int testGSServer(SocketServer & sockServ);
void testGSClient(int pauseMode);

int main(void)
{
    //pauseMode pour debbuger le fork
    int pauseMode = 0;
    int pid;
    //retour des test
    int resultClient, resultServer;
    // Cr�ation de la socket serveur;
    SocketServer sockServ(std::string(),4242);
    // Mise en �coute du socket serveur
    sockServ.listen(12);
    // On cr�e le fork du client
    pid = fork();
    if (pid == 0) // processus fils
	testGSClient(pauseMode);
    else //processus p�re
	resultServer = testGSServer(sockServ);

    // On analyse les r�sultats
    wait(&resultClient);
    if (!(WIFEXITED(resultClient) && WEXITSTATUS(resultClient) == 0))
    {
	std::cerr << "ECHEC: Probl�me cot� client" << std::endl;
	exit (-1);
    }
    if (resultServer != 0)
    {
	std::cerr << "ECHEC: Probl�me cot� serveur" << std::endl;
	exit (-1);
    }

    return 0;
}

int testGSServer(SocketServer & sockServ)
{
    // Cr�ation du transmitter
    GSTransmitter gst(sockServ);
    // Reception des messages
    // une string
    GSMessage gsm;
    while (!gst.getGS(gsm,true));
    gsm.getString(strDest);
    if (strDepart != strDest)
    {
	std::cout << "CHIER String alt�r�\n"
	    << "Message d'origine: " << strDepart << "\n"
	    << "Message d'arriv�: "  << gsm.getGS()
	    << std::endl;
	return 1;
    }
    gsm.clear();
    // Un char
    while (!gst.getGS(gsm, true));
    gsm.readGS(&b, sizeof(char));
    if ( a != b)
    {
	std::cout << "CHIER Char alt�r�\n"
	    << "Message d'origine: " << a << "\n"
	    << "Message d'arriv�: "  << b
	    << std::endl;
	return 1;
    }
    gsm.clear();
    // Un short
    while (!gst.getGS(gsm, true));
    gsm.readGS(&s2, sizeof(short));
    if ( s1 != s2)
    {
	std::cout << "CHIER Short alt�r�\n"
	    << "Message d'origine: " << s1 << "\n"
	    << "Message d'arriv�: "  << s2
	    << std::endl;
	return 1;
    }
    gsm.clear();
    // Un int positif
    while (!gst.getGS(gsm, true));
    gsm.readGS(&i2, sizeof(int));
    if ( i1 != i2)
    {
	std::cout << "CHIER int positif alt�r�\n"
	    << "Message d'origine: " << i1 << "\n"
	    << "Message d'arriv�: "  << i2
	    << std::endl;
	return 1;
    }
    gsm.clear();
    // Un int negatif
    while (!gst.getGS(gsm, true));
    gsm.readGS(&i4, sizeof(int));
    if ( i3 != i4)
    {
	std::cout << "CHIER int negatif alt�r�\n"
	    << "Message d'origine: " << i3 << "\n"
	    << "Message d'arriv�: "  << i4
	    << std::endl;
	return 1;
    }
    gsm.clear();
    // Un Long
    while (!gst.getGS(gsm, true));
    gsm.readGS(&l2, sizeof(long));
    if ( l1 != l2)
    {
	std::cout << "CHIER long alt�r�\n"
	    << "Message d'origine: " << l1 << "\n"
	    << "Message d'arriv�: "  << l2
	    << std::endl;
	return 1;
    }
    gsm.clear();
    // Un gros message
    while (!gst.getGS(gsm, true));
    gsm.readGS(&s2,sizeof(short));
    gsm.readGS(&l2,sizeof(long));
    gsm.getString(strDest);
    gsm.readGS(&i4,sizeof(int));
    if ( s1 != s2)
    {
	std::cout << "CHIER Short alt�r�\n"
	    << "Message d'origine: " << s1 << "\n"
	    << "Message d'arriv�: "  << s2
	    << std::endl;
	return 1;
    }
    if ( l1 != l2)
    {
	std::cout << "CHIER int positif alt�r�\n"
	    << "Message d'origine: " << l1 << "\n"
	    << "Message d'arriv�: "  << l2
	    << std::endl;
	return 1;
    }
    if ( strDepart != strDest)
    {
	std::cout << "CHIER String alt�r�\n"
	    << "Message d'origine: " << strDepart << "\n"
	    << "Message d'arriv�: "  << gsm.getGS()
	    << std::endl;
	return 1;
    }

    if ( i3 != i4)
    {
	std::cout << "CHIER int negatif alt�r�\n"
	    << "Message d'origine: " << i3 << "\n"
	    << "Message d'arriv�: "  << i4
	    << std::endl;
	return 1;
    }
    return 0;
}

void testGSClient(int pauseMode)
{
    while(pauseMode)
	sleep (10);
    try
    {
	// Cr�ation du transmitter
	GSTransmitter gst(std::string("127.0.0.1"), 4242);
	GSMessage g1,g2,g3,g4,g5,g6,g7;
	g1.appendGS(strDepart.c_str(), strDepart.size() + 1);
	gst.putGS(g1);
	g2.appendGS(&a, sizeof(char));
	gst.putGS(g2);
	g3.appendGS(&s1, sizeof(short));
	gst.putGS(g3);
	g4.appendGS(&i1, sizeof(int));
	gst.putGS(g4);
	g5.appendGS(&i3, sizeof(int));
	gst.putGS(g5);
	g6.appendGS(&l1, sizeof(long));
	gst.putGS(g6);

	g7.appendGS(&l1, sizeof(long));
	g7.insertFrontGS(&s1, sizeof(short));
	g7.appendGS(strDepart.c_str(), strDepart.size() + 1);
	g7.appendGS(&i3, sizeof(int));
	gst.putGS(g7);
    }
    catch(std::exception & chier)
    {
	std::cout << "CHIER !! Une exception a �t� lanc� cot� client!!" << std::endl;
	std::cout << chier.what() << std::endl;
	exit (1);
    }
    exit (0);
}