root/branch/CLEMENT/sp4a12/main.c @ 363
| 1 | jalaffon | #include <stdio.h>
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#include <stdlib.h>
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#include <strings.h>
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| 173 | beclement2 | #include "trame.h"
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#include <math.h>
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| 1 | jalaffon | ||
//Trames de tests ? modifier si n?cessaire.
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char * trames[]= {"$GPGSV,3,2,10,15,03,077,,18,04,041,42,19,85,271,,20,08,214,*7C",
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"$GPGSV,3,3,10,22,39,053,50,28,15,320,*7E",
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"$GPRMC,141914.00,A,4545.6424,N,00306.6036,E,0.4,99.4,010206,,*0C",
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"$GPGLL,4545.6424,N,00306.6036,E,141914.00,A*0E",
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"$GPGGA,141914.00,4545.0000,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D",
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"$GPGSA,A,3,,03,,22,14,,01,,18,,,,3.9,3.4,1.9*39",
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"$GPVTG,99.4,T,,M,0.4,N,0.7,K*57",
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"$GPZDA,141914.00,01,02,2006,00,00*69",
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| 363 | beclement2 | 0};
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| 3 | jalaffon | ||
| 363 | beclement2 | // On D?finit la structure position
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struct position{
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float latitude;
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float longitude;
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};
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| 151 | beclement2 | int trame_cmp(char* trame,char* type){
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int i=0; //Initialisation des variables
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| 162 | beclement2 | int verif = 1;
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| 151 | beclement2 | int j;
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while(type[i] != NULL){ //Calcul de la taille de la chaine type
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i++;
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}
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for(j=0; j<i; j++){ //On v?rifie que les premiers caract?res sont identiques
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if (trame[j+1] != type[j]){
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verif = 0;
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}
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| 162 | beclement2 | ||
| 151 | beclement2 | }
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return verif; //On retourne, 1 c'est valid?, 0 c'est pas valid?.
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| 3 | jalaffon | }
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| 1 | jalaffon | ||
//Fonction ? modifier !!!!!
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void traitement(char * trame)
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| 143 | beclement2 | {
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static int cpt=0 ;
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| 162 | beclement2 | ||
if ((trame_cmp(trame, "GPGGA")) == 1){
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printf("> %s\n",trame);
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}
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| 143 | beclement2 | cpt++ ;
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| 166 | beclement2 | }
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| 173 | beclement2 | ||
| 166 | beclement2 | ||
| 173 | beclement2 | ||
| 166 | beclement2 | int decode_int(char c){ /* Fonction permettant de transformer un code ASCII en d?cimale */
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int res;
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if (c < 48 || c > 57){ // Si on est pas entre 0 et 9 on retourne -1
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res = -1;
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}
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else {
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res = c-48; // Car 48 = code ascii de 0
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}
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return res;
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}
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| 173 | beclement2 | int decode_nombre(char * ch, int n){
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int i;
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int finale;
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int temp;
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for(i=0; i<n; i++){
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finale = (pow(10, n-i-1)) * (decode_int(ch[i])) + temp;
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temp = finale;
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| 151 | beclement2 | }
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| 173 | beclement2 | return finale;
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}
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| 363 | beclement2 | float conv_lat(char * latitude){
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| 173 | beclement2 | ||
| 210 | beclement2 | float val = decode_nombre(latitude,4);
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float res = 0;
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for (int i = 5; i < 9;i++){
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val += (decode_int(latitude[i]))*pow(10,-i+4);
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}
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res = (int)(val/100);
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res += (val - res*100)/60;
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return res;}
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| 188 | beclement2 | ||
| 210 | beclement2 | float conv_long(char * longitude){
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| 363 | beclement2 | ||
| 210 | beclement2 | float val = decode_nombre(longitude,5);
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float res = 0;
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for (int i = 6; i < 10;i++){
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val += (decode_int(longitude[i]))*pow(10,-i+5);
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| 188 | beclement2 | }
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| 210 | beclement2 | res = (int)(val/100);
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res += (val - res*100)/60;
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return res;}
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| 188 | beclement2 | ||
| 210 | beclement2 | float conversion(char * chaine){
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| 363 | beclement2 | ||
| 210 | beclement2 | int cpt = 0;
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while (chaine[cpt]!='\0'){
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cpt++;
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| 188 | beclement2 | }
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| 210 | beclement2 | if (cpt == 9){
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return conv_lat(chaine);
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}
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else if(cpt==10){
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return conv_long(chaine);
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}
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else{
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return 1000.0;
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}
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| 188 | beclement2 | }
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| 363 | beclement2 | ||
struct position decode_tram(char * trame){
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if (trame_cmp(trame, "GPGGA")!= 1){
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printf("Cette trame n'est pas au bon format.");
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}
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else{
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//On d?finit notre structure
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struct position position_trame;
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char latitude[10];
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char longitude[11];
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int n = 0;
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int i = 0;
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int j = 0;
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int k = 0;
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while (trame[i] != '\0' && n <= 4){
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if (trame[i] == ','){ //On rep?re les virgules
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n = n + 1;
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i = i + 1;
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}
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if (n == 2) { //Apr?s virgule 2 on a la latitude
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latitude[j] = trame[i]; //On r?cup?re la latitude
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j = j + 1;
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}
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if (n == 4) { //Apr?s virgule 4 on a la longitude
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longitude[k] = trame[i]; //On stocke caract?re par caract?re pour isoler la longitude afin de la convertir.
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k = k + 1;
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}
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i ++;
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}
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latitude[j] = '\0';
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longitude[k] = '\0';
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position_trame.latitude = conversion(latitude);
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position_trame.longitude = conversion(longitude); //On stocke la latitude et la longitude convertie dans structure position.
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return position_trame;
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}
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}
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| 173 | beclement2 | //Ajouter vos tests unitaires dans cette fonction.
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void tests_unitaires(void){
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if (5!=5){
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printf ("Erreur Test unitaire basique.\n");
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exit(-1);
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}
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if (trame_cmp("$GPGGA suite chaine","GPGGA")!=1){
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printf ("Erreur Test unitaire trame_cmp.\n");
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exit(-1);
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}
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if (trame_cmp("$GPRMC suite chaine","GPGGA")!=0){
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printf ("Erreur Test unitaire trame_cmp.\n");
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exit(-1);
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}
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if (trame_cmp("$GPRMC... ", "GPRMC" )!=1){
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printf ("Erreur Test unitaire trame_cmp.\n");
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exit(-1);
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}
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if (trame_cmp("$APRMC...", "GPGGA")!=0){
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printf ("Erreur Test unitaire trame_cmp.\n");
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exit(-1);
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}
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| 363 | beclement2 | if(decode_int('2') != 2){
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printf ("Erreur Test unitaire decode_int.\n");
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| 173 | beclement2 | exit(-1);
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}
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| 363 | beclement2 | if(decode_nombre("9876", 2) != 98){
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printf ("Erreur Test unitaire decode_nombre.\n");
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exit(-1);
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}
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| 210 | beclement2 | if (fabs(conv_lat("3723.2475")-37.387458)>= pow(10,-6)){ // On s'arrange pour avoir le m?me arrondis que code blocks.
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printf ("Erreur Test unitaire conv_lat.\n");
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| 173 | beclement2 | exit(-1);
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}
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| 210 | beclement2 | if (fabs(conversion("00306.6036")-3.11006)>= pow(10,-6)){ // On s'arrange pour avoir le m?me arrondis que code blocks.
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printf ("Erreur Test unitaire conversion.\n");
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exit(-1);
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}
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if (fabs(conversion("3723.2475")-37.387458)>= pow(10,-6)){ // On s'arrange pour avoir le m?me arrondis que code blocks.
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printf ("Erreur Test unitaire conversion.\n");
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exit(-1);
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}
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| 173 | beclement2 | ||
| 363 | beclement2 | // On va passer au test unitaire de notre fonction decode_tram :
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char test1[] = "$GPGGA,141914.00,4545.0000,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D";
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char test2[] = "$GPGGA,141915.00,4545.0242,N,00306.6039,E,1,05,3.4,499.5,M,,M,,*72";
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struct position test1_1;
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struct position test2_1;
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test1_1 = decode_tram(test1);
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test2_1 = decode_tram(test2);
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| 173 | beclement2 | ||
| 363 | beclement2 | if ((fabs(test1_1.latitude - 45.75) >= pow(10,-6)) && fabs(test1_1.longitude - 003.11006) >= pow(10,-6)){
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printf("Erreur Test unitaire decode_tram1.\n");
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}
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if ((fabs(test2_1.latitude - 45.750401) >= pow(10,-6)) && fabs(test2_1.longitude - 003.110065) >= pow(10,-6)){
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printf("Erreur Test unitaire decode_tram2.\n");
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}
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| 1 | jalaffon | }
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// Ne pas modifier cette fonction
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int main(int argc,char ** argv)
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| 210 | beclement2 | {
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| 363 | beclement2 | ||
| 173 | beclement2 | ||
| 1 | jalaffon | tests_unitaires();
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| 151 | beclement2 | ||
| 1 | jalaffon | ||
// Affichage des trames definies dans la table trames.
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printf ("Trames de tests tableau trames:\n");
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int i=0;
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while (trames[i])
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traitement(trames[i++]);
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if (!trame_init())
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exit(-1);
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// Affichage des trames du fichier gps.log
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char *trame;
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printf ("Trames de tests du fichier gps.log\n");
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while ((trame = trame_suivante()))
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| 151 | beclement2 | traitement(trame);
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| 1 | jalaffon | ||
| 151 | beclement2 | ||
| 1 | jalaffon | return 0;
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}
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