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#include "util_rt.h"
#include <stdio.h>
#include <assert.h>
#include <string.h>
#include <errno.h>
static void test_uuid (void);
static void test_alloc (void);
static void test_str (void);
int main (void) {
test_alloc();
test_str();
test_uuid();
return 0;
}
static void test_str (void) {
static const char *const str_a = "a";
static const char *const str_b = "b";
static const char *const str_sample = "abcdefg";
assert(prne_nstreq(NULL, NULL));
assert(!prne_nstreq(str_a, NULL));
assert(!prne_nstreq(NULL, str_b));
assert(!prne_nstreq(str_a, str_b));
assert(prne_nstreq(str_a, str_a));
assert(prne_nstrlen(NULL) == 0);
assert(prne_nstrlen("") == 0);
assert(prne_nstrlen(str_a) == 1);
assert(prne_nstrlen(str_sample) == 7);
assert(prne_strnchr(str_sample, 'a', 7) == str_sample);
assert(prne_strnchr(str_sample, 'g', 7) == str_sample + 6);
assert(prne_strnchr(str_sample, 0, 8) == str_sample + 7);
assert(prne_strnchr(str_sample, 'g', 6) == NULL);
assert(prne_strnchr(str_sample, 'a', 0) == NULL);
assert(prne_strnchr(str_sample, 'x', 7) == NULL);
for (int i = 0; i <= UINT_FAST8_MAX; i += 1) {
char exp_str[3], str[3];
uint_fast8_t out;
str[2] = 0;
sprintf(exp_str, "%02hhx", i);
prne_hex_tochar((uint8_t)i, str, false);
assert(memcmp(exp_str, str, 3) == 0);
assert(prne_hex_fromstr(str, &out) && out == i);
sprintf(exp_str, "%02hhX", i);
prne_hex_tochar((uint8_t)i, str, true);
assert(memcmp(exp_str, str, 3) == 0);
assert(prne_hex_fromstr(str, &out) && out == i);
}
}
static void test_alloc (void) {
prne_free(NULL);
errno = 0;
assert(
prne_malloc(0, 0) == NULL &&
prne_malloc(1, 0) == NULL &&
prne_malloc(0, 1) == NULL &&
errno == 0);
errno = 0;
assert(prne_malloc(2, SIZE_MAX / 2 + 1) == NULL);
assert(errno == ENOMEM);
errno = 0;
assert(prne_malloc(SIZE_MAX / 2 + 1, 2) == NULL);
assert(errno == ENOMEM);
errno = 0;
assert(
prne_calloc(0, 0) == NULL &&
prne_calloc(1, 0) == NULL &&
prne_calloc(0, 1) == NULL &&
errno == 0);
errno = 0;
assert(prne_calloc(2, SIZE_MAX / 2 + 1) == NULL);
assert(errno == ENOMEM);
errno = 0;
assert(prne_calloc(SIZE_MAX / 2 + 1, 2) == NULL);
assert(errno == ENOMEM);
errno = 0;
assert(
prne_realloc(NULL, 0, 0) == NULL &&
prne_realloc(NULL, 1, 0) == NULL &&
prne_realloc(NULL, 0, 1) == NULL &&
errno == 0);
errno = 0;
assert(prne_realloc(NULL, 2, SIZE_MAX / 2 + 1) == NULL);
assert(errno == ENOMEM);
errno = 0;
assert(prne_realloc(NULL, SIZE_MAX / 2 + 1, 2) == NULL);
assert(errno == ENOMEM);
errno = 0;
assert(prne_alloc_str(SIZE_MAX) == NULL);
assert(errno == ENOMEM);
}
static void test_uuid (void) {
static const char *sample_str = "f31605bb-5ec9-46e7-918d-4810a39a858d";
static const uint8_t sample_arr[16] = {
0xf3, 0x16, 0x05, 0xbb, 0x5e, 0xc9, 0x46, 0xe7,
0x91, 0x8d, 0x48, 0x10, 0xa3, 0x9a, 0x85, 0x8d
};
static const char *empty_str = "00000000-0000-0000-0000-000000000000";
static const uint8_t empty_arr[16];
uint8_t out_arr[16];
char out_str[37];
prne_memzero(out_arr, 16);
prne_memzero(out_str, 37);
assert(prne_uuid_fromstr(sample_str, out_arr));
assert(memcmp(sample_arr, out_arr, 16) == 0);
prne_uuid_tostr(out_arr, out_str);
assert(memcmp(sample_str, out_str, 37) == 0);
memset(out_arr, 0xFF, 16);
prne_memzero(out_str, 37);
assert(prne_uuid_fromstr(empty_str, out_arr));
assert(memcmp(empty_arr, out_arr, 16) == 0);
prne_uuid_tostr(out_arr, out_str);
assert(memcmp(empty_str, out_str, 37) == 0);
errno = 0;
assert(!prne_uuid_fromstr("", out_arr));
assert(errno == EINVAL);
errno = 0;
assert(!prne_uuid_fromstr(
"f31605bb-5ec9-46e7-918d-4810a39a858da",
out_arr));
assert(errno == EINVAL);
assert(!prne_uuid_fromstr(
"f31605bb-5ec9-46e7-918d-4810a39a858d-",
out_arr));
assert(errno == EINVAL);
assert(!prne_uuid_fromstr(
"f31605bb-5ec9-46e7-918d-4810Z39a858d",
out_arr));
assert(errno == EINVAL);
assert(!prne_uuid_fromstr(
"f31605bb-5ec9046e7-918d-4810a39a858d",
out_arr));
assert(errno == EINVAL);
}
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