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/*
* Ouroboros - Copyright (C) 2016 - 2021
*
* Test of the bitmap
*
* Dimitri Staessens <dimitri.staessens@ugent.be>
* Sander Vrijders <sander.vrijders@ugent.be>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* 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., http://www.fsf.org/about/contact/.
*/
#include "bitmap.c"
#include <time.h>
#include <stdlib.h>
#include <stdio.h>
#define BITMAP_SIZE 200
int bitmap_test(int argc, char ** argv)
{
struct bmp * bmp;
ssize_t bits = BITMAP_SIZE;
ssize_t id;
int i;
ssize_t r;
ssize_t offset = 100;
(void) argc;
(void) argv;
srand(time(NULL));
bmp = bmp_create(bits, offset);
if (bmp == NULL) {
printf("Failed to create bmp.\n");
return -1;
}
bmp_destroy(bmp);
bmp = bmp_create(bits, offset);
if (bmp == NULL) {
printf("Failed to re-create bmp.\n");
return -1;
}
for (i = offset; i < BITMAP_SIZE + 5 + offset; i++) {
id = bmp_allocate(bmp);
if (!bmp_is_id_valid(bmp, id)) {
if (i < BITMAP_SIZE + offset) {
printf("Failed valid ID %d (%zd).\n", i, id);
bmp_destroy(bmp);
return -1;
}
if (id >= offset && id < bits + offset) {
printf("Valid ID %zd returned invalid.\n", id);
bmp_destroy(bmp);
return -1;
}
continue;
}
if (!bmp_is_id_used(bmp, id)) {
printf("ID not marked in use.\n");
bmp_destroy(bmp);
return -1;
}
if (id != i) {
printf("Wrong ID returned.\n");
bmp_destroy(bmp);
return -1;
}
}
for (i = 0; i < BITMAP_SIZE + 5; i++) {
r = (ssize_t) (rand() % BITMAP_SIZE) + offset;
if (bmp_release(bmp, r)) {
printf("Failed to release ID.\n");
return -1;
}
id = bmp_allocate(bmp);
if (!bmp_is_id_valid(bmp, id))
continue;
if (id != r) {
printf("Wrong prev ID returned.\n");
bmp_destroy(bmp);
return -1;
}
}
bmp_destroy(bmp);
return 0;
}
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