boringssl/ssl/pqueue/pqueue_test.c
Alex Chernyakhovsky 04dbb7f1d1 Add tests for pqueue
Reorder the tests in all_tests.sh to be in alphabetical order.

Change-Id: Idc6df6ab4a25709312a6f58635061bb643582c70
Reviewed-on: https://boringssl-review.googlesource.com/1680
Reviewed-by: Adam Langley <agl@google.com>
2014-09-02 20:09:23 +00:00

89 lines
2.3 KiB
C

/* Copyright (c) 2014, Google Inc.
*
* Permission to use, copy, modify, and/or 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 <stdio.h>
#include <string.h>
#include <openssl/pqueue.h>
static int trivial() {
pqueue q = pqueue_new();
if (q == NULL) {
return 0;
}
int32_t data = 0xdeadbeef;
uint8_t priority[8] = {0};
pitem *item = pitem_new(priority, &data);
if (item == NULL ||
pqueue_insert(q, item) != item ||
pqueue_size(q) != 1 ||
pqueue_peek(q) != item ||
pqueue_pop(q) != item ||
pqueue_size(q) != 0 ||
pqueue_pop(q) != NULL) {
return 0;
}
pitem_free(item);
pqueue_free(q);
return 1;
}
#define NUM_ITEMS 10
static int fixed_random() {
/* Random order of 10 elements, chosen by
random.choice(list(itertools.permutations(range(10)))) */
int ordering[NUM_ITEMS] = {9, 6, 3, 4, 0, 2, 7, 1, 8, 5};
int i;
pqueue q = pqueue_new();
if (q == NULL) {
return 0;
}
uint8_t priority[8] = {0};
/* Insert the elements */
for (i = 0; i < NUM_ITEMS; i++) {
priority[7] = ordering[i];
pitem *item = pitem_new(priority, &ordering[i]);
pqueue_insert(q, item);
}
piterator iter = pqueue_iterator(q);
pitem *curr = pqueue_next(&iter);
if (curr == NULL) {
return 0;
}
while (1) {
pitem *next = pqueue_next(&iter);
if (next == NULL) {
break;
}
int *curr_data = (int*)curr->data;
int *next_data = (int*)next->data;
if (*curr_data >= *next_data) {
return 0;
}
curr = next;
}
return 1;
}
int main(void) {
if (!trivial() || !fixed_random()) {
return 1;
}
printf("PASS\n");
return 0;
}