src/regress/lib/libcrypto/lhash/lhash_test.c

319 lines
7 KiB
C

/* $OpenBSD: lhash_test.c,v 1.2 2024/05/08 15:13:23 jsing Exp $ */
/*
* Copyright (c) 2024 Joel Sing <jsing@openbsd.org>
*
* 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 <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <openssl/lhash.h>
/*
* Need to add test coverage for:
* - custom hash function
* - custom comparison function
*/
static void
test_doall_count(void *arg1, void *arg2)
{
int *count = arg2;
(*count)++;
}
static int
test_lhash(void)
{
const char *a = "a", *b = "b", *c = "c", *d = "d";
const char *a2 = "a", *b2 = "b";
_LHASH *lh;
int count;
int failed = 1;
if ((lh = lh_new(NULL, NULL)) == NULL)
goto failure;
/*
* Another amazing API... both a successful insert and a failure will
* return NULL. The only way you can tell the difference is to follow
* with a call to lh_error().
*/
if (lh_retrieve(lh, "a") != NULL || lh_error(lh) != 0) {
fprintf(stderr, "FAIL: retrieved a before insert\n");
goto failure;
}
if (lh_insert(lh, (void *)a) != NULL || lh_error(lh) != 0) {
fprintf(stderr, "FAIL: insert a\n");
goto failure;
}
if (lh_retrieve(lh, "a") != a) {
fprintf(stderr, "FAIL: failed to retrieve a\n");
goto failure;
}
if (lh_retrieve(lh, "b") != NULL || lh_error(lh) != 0) {
fprintf(stderr, "FAIL: retrieved b before insert\n");
goto failure;
}
if (lh_insert(lh, (void *)b) != NULL || lh_error(lh) != 0) {
fprintf(stderr, "FAIL: insert b\n");
goto failure;
}
if (lh_retrieve(lh, "b") != b) {
fprintf(stderr, "FAIL: failed to retrieve b\n");
goto failure;
}
if (lh_retrieve(lh, "c") != NULL || lh_error(lh) != 0) {
fprintf(stderr, "FAIL: retrieved c before insert\n");
goto failure;
}
if (lh_insert(lh, (void *)c) != NULL || lh_error(lh) != 0) {
fprintf(stderr, "FAIL: insert c\n");
goto failure;
}
if (lh_retrieve(lh, "c") != c) {
fprintf(stderr, "FAIL: failed to retrieve c\n");
goto failure;
}
if (lh_retrieve(lh, "d") != NULL || lh_error(lh) != 0) {
fprintf(stderr, "FAIL: retrieved d before insert\n");
goto failure;
}
if (lh_insert(lh, (void *)d) != NULL || lh_error(lh) != 0) {
fprintf(stderr, "FAIL: insert d\n");
goto failure;
}
if (lh_retrieve(lh, "d") != d) {
fprintf(stderr, "FAIL: failed to retrieve d\n");
goto failure;
}
if (lh_num_items(lh) != 4) {
fprintf(stderr, "FAIL: lh_num_items() = %ld, want 4\n",
lh_num_items(lh));
goto failure;
}
/* Insert should replace. */
if (lh_insert(lh, (void *)a2) != a || lh_error(lh) != 0) {
fprintf(stderr, "FAIL: replace a\n");
goto failure;
}
if (lh_retrieve(lh, "a") != a2) {
fprintf(stderr, "FAIL: failed to retrieve a2\n");
goto failure;
}
if (lh_insert(lh, (void *)b2) != b || lh_error(lh) != 0) {
fprintf(stderr, "FAIL: replace b\n");
goto failure;
}
if (lh_retrieve(lh, "b") != b2) {
fprintf(stderr, "FAIL: failed to retrieve b2\n");
goto failure;
}
if (lh_num_items(lh) != 4) {
fprintf(stderr, "FAIL: lh_num_items() = %ld, want 4\n",
lh_num_items(lh));
goto failure;
}
/* Do all. */
count = 0;
lh_doall_arg(lh, test_doall_count, &count);
if (count != 4) {
fprintf(stderr, "FAIL: lh_doall_arg failed (count = %d)\n",
count);
goto failure;
}
/* Delete. */
if (lh_delete(lh, "z") != NULL || lh_error(lh) != 0) {
fprintf(stderr, "FAIL: delete succeeded for z\n");
goto failure;
}
if (lh_delete(lh, "a") != a2 || lh_error(lh) != 0) {
fprintf(stderr, "FAIL: delete failed for a\n");
goto failure;
}
if (lh_retrieve(lh, "a") != NULL || lh_error(lh) != 0) {
fprintf(stderr, "FAIL: retrieved a after deletion\n");
goto failure;
}
if (lh_delete(lh, "b") != b2 || lh_error(lh) != 0) {
fprintf(stderr, "FAIL: delete failed for b\n");
goto failure;
}
if (lh_retrieve(lh, "b") != NULL || lh_error(lh) != 0) {
fprintf(stderr, "FAIL: retrieved b after deletion\n");
goto failure;
}
if (lh_delete(lh, "c") != c || lh_error(lh) != 0) {
fprintf(stderr, "FAIL: delete failed for c\n");
goto failure;
}
if (lh_retrieve(lh, "c") != NULL || lh_error(lh) != 0) {
fprintf(stderr, "FAIL: retrieved c after deletion\n");
goto failure;
}
if (lh_delete(lh, "d") != d || lh_error(lh) != 0) {
fprintf(stderr, "FAIL: delete failed for d\n");
goto failure;
}
if (lh_retrieve(lh, "d") != NULL || lh_error(lh) != 0) {
fprintf(stderr, "FAIL: retrieved d after deletion\n");
goto failure;
}
if (lh_num_items(lh) != 0) {
fprintf(stderr, "FAIL: lh_num_items() = %ld, want 0\n",
lh_num_items(lh));
goto failure;
}
failed = 0;
failure:
lh_free(lh);
return failed;
}
static void
test_doall_fn(void *arg1)
{
}
static int
test_lhash_doall(void)
{
_LHASH *lh;
int i;
int failed = 1;
if ((lh = lh_new(NULL, NULL)) == NULL)
goto failure;
/* Call doall multiple times while linked hash is empty. */
for (i = 0; i < 100; i++)
lh_doall(lh, test_doall_fn);
failed = 0;
failure:
lh_free(lh);
return failed;
}
static void
test_doall_delete_some(void *arg1, void *arg2)
{
void *data;
if (arc4random_uniform(32) != 0)
return;
data = lh_delete(arg2, arg1);
free(data);
}
static void
test_doall_delete_all(void *arg1, void *arg2)
{
void *data;
data = lh_delete(arg2, arg1);
free(data);
}
static int
test_lhash_load(void)
{
uint8_t c3 = 1, c2 = 1, c1 = 1, c0 = 1;
_LHASH *lh;
char *data = NULL;
int i, j;
int failed = 1;
if ((lh = lh_new(NULL, NULL)) == NULL)
goto failure;
for (i = 0; i < 1024; i++) {
for (j = 0; j < 1024; j++) {
if ((data = calloc(1, 128)) == NULL)
goto failure;
data[0] = c0;
data[1] = c1;
data[2] = c2;
data[3] = c3;
if (++c0 == 0) {
c0++;
c1++;
}
if (c1 == 0) {
c1++;
c2++;
}
if (c2 == 0) {
c2++;
c3++;
}
if (lh_insert(lh, data) != NULL || lh_error(lh) != 0) {
fprintf(stderr, "FAIL: lh_insert() failed\n");
goto failure;
}
data = NULL;
}
lh_doall_arg(lh, test_doall_delete_some, lh);
}
/* We should have ~31,713 entries. */
if (lh_num_items(lh) < 31000 || lh_num_items(lh) > 33000) {
fprintf(stderr, "FAIL: unexpected number of entries (%ld)\n",
lh_num_items(lh));
goto failure;
}
failed = 0;
failure:
if (lh != NULL)
lh_doall_arg(lh, test_doall_delete_all, lh);
lh_free(lh);
free(data);
return failed;
}
int
main(int argc, char **argv)
{
int failed = 0;
failed |= test_lhash();
failed |= test_lhash_doall();
failed |= test_lhash_load();
return failed;
}