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/* Copyright (C) 2018 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
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, see <http://www.gnu.org/licenses/>.
*/
#include <stdint.h>
#include <tap/basic.h>
#include "list.h"
static void * const free_context = (void *)0xcafe;
static int counter = 0;
static void item_free(void *pointer, void *data)
{
if (pointer && data == free_context) {
counter += 1;
}
}
int main(int argc, char *argv[])
{
plan_lazy();
/* new list */
dnssec_list_t *list = dnssec_list_new();
ok(list != NULL, "create new list");
ok(dnssec_list_size(list) == 0, "new list has zero size");
ok(dnssec_list_is_empty(list), "new list is empty");
ok(dnssec_list_head(list) == NULL, "new list has no head");
ok(dnssec_list_tail(list) == NULL, "new list has no tail");
/* populate the list */
dnssec_list_append(list, (void *)7);
dnssec_list_append(list, (void *)9);
// 7, 9
dnssec_list_prepend(list, (void *)5);
dnssec_list_prepend(list, (void *)2);
// 2, 5, 7, 9
dnssec_item_t *head = dnssec_list_head(list);
dnssec_list_insert_before(head, (void *)1);
dnssec_list_insert_after(head, (void *)3);
// 1, 2, 3, 5, 7, 9
dnssec_item_t *tail = dnssec_list_tail(list);
dnssec_list_insert_before(tail, (void *)8);
dnssec_list_insert_after(tail, (void *)10);
// 1, 2, 3, 5, 7, 8, 9, 10
dnssec_item_t *item_5 = dnssec_list_nth(list, 3);
dnssec_list_insert_before(item_5, (void *)4);
dnssec_list_insert_after(item_5, (void *)6);
// 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
ok(dnssec_list_size(list) == 10, "populated list has expected size");
ok(!dnssec_list_is_empty(list), "populated list is non-empty");
// content iteration
int sum = 0;
int previous = 0;
bool increasing = true;
for (dnssec_item_t *i = dnssec_list_head(list); i; i = dnssec_list_next(list, i)) {
int number = (int)(intptr_t)dnssec_item_get(i);
sum += number;
if (previous + 1 != number) {
increasing = false;
}
previous = number;
}
ok(sum == 55, "all items are in the list");
ok(increasing, "append and prepend work");
// content lookup
ok(dnssec_list_contains(list, (void *)7), "contains: positive");
ok(!dnssec_list_contains(list, (void *)17), "contains: negative");
ok(dnssec_list_search(list, (void *)3) == dnssec_list_nth(list, 2), "search: positive");
ok(dnssec_list_search(list, (void *)12) == NULL, "search: negative");
// item removal
dnssec_list_remove(dnssec_list_head(list));
dnssec_list_remove(dnssec_list_tail(list));
dnssec_list_remove(dnssec_list_nth(list, 5));
ok(dnssec_list_size(list) == 7, "three items removed");
// full free
counter = 0;
dnssec_list_free_full(list, item_free, free_context);
ok(counter == 7, "list full free");
// non-full free
list = dnssec_list_new();
dnssec_list_append(list, NULL);
ok(!dnssec_list_is_empty(list), "new list with one item");
counter = 0;
dnssec_list_free(list);
ok(counter == 0, "list non-full free");
return 0;
}
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