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/*
* test-ga.c -- Unit test for the genetic algorithm.
* $Id: test-ga.c,v 1.3 2002/06/02 22:12:39 rwx Exp $
*/
/*
* Copyright (C) 2002 Juan M. Bello Rivas <rwx@synnergy.net>
*
* 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 "config.h"
#ifdef STDC_HEADERS
# include <stdio.h>
# include <stdlib.h>
# include <string.h>
#endif /* STDC_HEADERS */
#include <stdint.h>
#include <time.h>
#include <math.h>
#include <assert.h>
#include <sys/types.h>
#include "random.h"
#include "chromosome.h"
#include "individual.h"
#include "population.h"
#include "ga.h"
static void test_ga(void);
static void objective(struct individual *i);
static double chromosome_to_double(struct chromosome *c);
int
main(int argc, char *argv[])
{
test_ga();
exit(EXIT_SUCCESS);
}
void
test_ga(void)
{
struct ga *g;
random_seed(time(NULL));
g = new_ga(5000, 18, 100, 50, 0.8, 0.0001,
GA_S_TOPBOTTOM_PAIRING, GA_X_SINGLE_POINT, objective);
assert(g);
/* ga_set_report_strategy(g, GA_R_GRAPH); */
ga_set_report_strategy(g, GA_R_HUMAN_READABLE);
ga_evolve(g, 100);
delete_ga(g);
}
void
objective(struct individual *i)
{
double value;
struct chromosome *c;
assert(i);
c = individual_get_chromosome(i);
assert(c);
value = chromosome_to_double(c);
individual_set_fitness(i, value * value);
}
double
chromosome_to_double(struct chromosome *c)
{
int i;
uint32_t val;
assert(c);
for (i = 0, val = 0; i < chromosome_get_len(c); i++)
if (chromosome_get_allele(c, i) == 1)
val |= (1 << i);
return (double) val;
}
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