sudo/lib/util/regress/hexchar/hexchar_test.c

82 lines
2.6 KiB
C

/*
* SPDX-License-Identifier: ISC
*
* Copyright (c) 2014-2015, 2023 Todd C. Miller <Todd.Miller@sudo.ws>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define SUDO_ERROR_WRAP 0
#include <sudo_compat.h>
#include <sudo_util.h>
sudo_dso_public int main(int argc, char *argv[]);
struct hexchar_test {
char hex[3];
int value;
};
int
main(int argc, char *argv[])
{
struct hexchar_test *test_data;
int i, ntests, result, errors = 0;
static const char xdigs_lower[] = "0123456789abcdef";
static const char xdigs_upper[] = "0123456789ABCDEF";
initprogname(argc > 0 ? argv[0] : "hexchar_test");
/* Build up test data. */
ntests = 256 + 256 + 3;
test_data = calloc((size_t)ntests, sizeof(*test_data));
for (i = 0; i < 256; i++) {
/* lower case */
test_data[i].value = i;
test_data[i].hex[1] = xdigs_lower[ (i & 0x0f)];
test_data[i].hex[0] = xdigs_lower[((i & 0xf0) >> 4)];
/* upper case */
test_data[i + 256].value = i;
test_data[i + 256].hex[1] = xdigs_upper[ (i & 0x0f)];
test_data[i + 256].hex[0] = xdigs_upper[((i & 0xf0) >> 4)];
}
/* Also test invalid data */
test_data[ntests - 3].hex[0] = '\0';
test_data[ntests - 3].value = -1;
strlcpy(test_data[ntests - 2].hex, "AG", sizeof(test_data[ntests - 2].hex));
test_data[ntests - 2].value = -1;
strlcpy(test_data[ntests - 1].hex, "-1", sizeof(test_data[ntests - 1].hex));
test_data[ntests - 1].value = -1;
for (i = 0; i < ntests; i++) {
result = sudo_hexchar(test_data[i].hex);
if (result != test_data[i].value) {
fprintf(stderr, "%s: expected %d, got %d\n", getprogname(),
test_data[i].value, result);
errors++;
}
}
if (ntests != 0) {
printf("%s: %d tests run, %d errors, %d%% success rate\n",
getprogname(), ntests, errors, (ntests - errors) * 100 / ntests);
}
return errors;
}