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/* Copyright (C) 2014-2017 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 <https://www.gnu.org/licenses/>.
*/
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "tests/test.h"
#include "lib/generic/lru.h"
typedef lru_t(int) lru_int_t;
#define HASH_SIZE 1024
#define KEY_LEN(x) (strlen(x) + 1)
/*
* Sample dictionary
*/
static const char *dict[] = {
"catagmatic", "prevaricator", "statoscope", "workhand", "benzamide",
"alluvia", "fanciful", "bladish", "Tarsius", "unfast", "appropriative",
"seraphically", "monkeypod", "deflectometer", "tanglesome", "zodiacal",
"physiologically", "economizer", "forcepslike", "betrumpet",
"Danization", "broadthroat", "randir", "usherette", "nephropyosis",
"hematocyanin", "chrysohermidin", "uncave", "mirksome", "podophyllum",
"siphonognathous", "indoor", "featheriness", "forwardation",
"archruler", "soricoid", "Dailamite", "carmoisin", "controllability",
"unpragmatical", "childless", "transumpt", "productive",
"thyreotoxicosis", "oversorrow", "disshadow", "osse", "roar",
"pantomnesia", "talcer", "hydrorrhoea", "Satyridae", "undetesting",
"smoothbored", "widower", "sivathere", "pendle", "saltation",
"autopelagic", "campfight", "unexplained", "Macrorhamphosus",
"absconsa", "counterflory", "interdependent", "triact", "reconcentration",
"oversharpness", "sarcoenchondroma", "superstimulate", "assessory",
"pseudepiscopacy", "telescopically", "ventriloque", "politicaster",
"Caesalpiniaceae", "inopportunity", "Helion", "uncompatible",
"cephaloclasia", "oversearch", "Mahayanistic", "quarterspace",
"bacillogenic", "hamartite", "polytheistical", "unescapableness",
"Pterophorus", "cradlemaking", "Hippoboscidae", "overindustrialize",
"perishless", "cupidity", "semilichen", "gadge", "detrimental",
"misencourage", "toparchia", "lurchingly", "apocatastasis"
};
static void test_insert(void **state)
{
lru_int_t *lru = *state;
int dict_size = sizeof(dict) / sizeof(const char *);
int i;
for (i = 0; i < dict_size; i++) {
int *data = lru_get_new(lru, dict[i], KEY_LEN(dict[i]), NULL);
if (!data) {
continue;
}
*data = i;
assert_true(*lru_get_try(lru, dict[i], KEY_LEN(dict[i])) == i);
}
}
static void test_missing(void **state)
{
lru_int_t *lru = *state;
const char *notin = "not in lru";
assert_true(lru_get_try(lru, notin, KEY_LEN(notin)) == NULL);
}
static void test_eviction(void **state)
{
lru_int_t *lru = *state;
char key[16];
for (unsigned i = 0; i < HASH_SIZE; ++i) {
test_randstr(key, sizeof(key));
int *data = lru_get_new(lru, key, sizeof(key), NULL);
if (!data) {
continue;
}
*data = i;
if (*lru_get_try(lru, key, sizeof(key)) != i) {
assert_true(0);
}
}
}
static void test_init(void **state)
{
lru_int_t *lru;
lru_create(&lru, HASH_SIZE, NULL, NULL);
assert_non_null(lru);
*state = lru;
}
static void test_deinit(void **state)
{
lru_int_t *lru = *state;
lru_free(lru);
}
/* Program entry point */
int main(int argc, char **argv)
{
const UnitTest tests[] = {
group_test_setup(test_init),
unit_test(test_insert),
unit_test(test_missing),
unit_test(test_eviction),
group_test_teardown(test_deinit)
};
return run_group_tests(tests);
}
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