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/*
* critbit89 - A crit-bit tree implementation for strings in C89
* Written by Jonas Gehring <jonas@jgehring.net>
* SPDX-License-Identifier: GPL-3.0-or-later
*/
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "tests/unit/test.h"
#include "lib/generic/set.h"
#include "lib/utils.h"
/*
* Sample dictionary: 100 random words from /usr/share/dict/words
* Generated using random.org:
* MAX=`wc -l < /usr/share/dict/words | tr -d " "`
* for i in `curl "http://www.random.org/integers/?num=100&min=1&max=$MAX&col=1&base=10&format=plain&rnd=new"`; do
* nl /usr/share/dict/words | grep -w $i | tr -d "0-9\t "
* done
*/
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"
};
/* Insertions */
static void test_insert(void **state)
{
set_t *set = *state;
int dict_size = sizeof(dict) / sizeof(const char *);
int i;
for (i = 0; i < dict_size; i++) {
assert_int_equal(set_add(set, dict[i]), 0);
}
}
/* Insertion of duplicate element */
static void test_insert_dup(void **state)
{
set_t *set = *state;
int dict_size = sizeof(dict) / sizeof(const char *);
int i;
for (i = 0; i < dict_size; i++) {
if (!set_contains(set, dict[i])) {
continue;
}
assert_int_equal(set_add(set, dict[i]), 1);
}
}
/* Searching */
static void test_contains(void **state)
{
set_t *set = *state;
char *in;
const char *notin = "not in set";
in = malloc(strlen(dict[23])+1);
strcpy(in, dict[23]);
assert_true(set_contains(set, in));
assert_false(set_contains(set, notin));
assert_false(set_contains(set, ""));
in[strlen(in)/2] = '\0';
assert_false(set_contains(set, in));
free(in);
}
/* Count number of items */
static int count_cb(const char *s, void *_, void *n) { (*(int *)n)++; return 0; }
static void test_complete(set_t *set, int n)
{
int i = 0;
if (set_walk(set, count_cb, &i) != 0) {
abort();
}
if (i != n) {
abort();
}
}
static void test_complete_full(void **state) { test_complete(*state, sizeof(dict) / sizeof(const char *)); }
static void test_complete_zero(void **state) { test_complete(*state, 0); }
/* Deletion */
static void test_delete(void **state)
{
set_t *set = *state;
assert_int_equal(set_del(set, dict[91]), 0);
assert_int_equal(set_del(set, "most likely not in set"), 1);
}
/* Complete deletion */
static void test_delete_all(void **state)
{
set_t *set = *state;
int dict_size = sizeof(dict) / sizeof(const char *);
int i;
for (i = 0; i < dict_size; i++) {
if (!set_contains(set, dict[i])) {
continue;
}
assert_int_equal(set_del(set, dict[i]), 0);
}
}
/* Fake allocator */
static void *fake_malloc(void *b, size_t s) { return NULL; }
static void test_allocator(void **state)
{
knot_mm_t fake_pool = { .ctx = NULL, .alloc = fake_malloc, .free = NULL };
set_t set = set_make(&fake_pool);
assert_int_equal(set_add(&set, dict[0]), ENOMEM);
}
/* Empty set */
static void test_empty(void **state)
{
set_t *set = *state;
assert_int_equal(set_contains(set, dict[1]), 0);
assert_int_not_equal(set_del(set, dict[1]), 0);
}
/* Prefix walking */
static void test_prefixes(void **state)
{
set_t *set = *state;
int i = 0;
if ((set_add(set, "1str") != 0) ||
(set_add(set, "11str2") != 0) ||
(set_add(set, "12str") != 0) ||
(set_add(set, "11str") != 0)) {
assert_int_equal(1, 0);
}
assert_int_equal(set_walk_prefixed(set, "11", count_cb, &i), 0);
assert_int_equal(i, 2);
i = 0;
assert_int_equal(set_walk_prefixed(set, "13", count_cb, &i), 0);
assert_int_equal(i, 0);
i = 0;
assert_int_equal(set_walk_prefixed(set, "12345678", count_cb, &i), 0);
assert_int_equal(i, 0);
i = 0;
assert_int_equal(set_walk_prefixed(set, "11str", count_cb, &i), 0);
assert_int_equal(i, 2);
}
static void test_clear(void **state)
{
set_t *set = *state;
set_clear(set);
}
static void test_init(void **state)
{
static set_t set;
set = set_make(NULL);
*state = &set;
assert_non_null(*state);
}
static void test_deinit(void **state)
{
set_t *set = *state;
set_clear(set);
}
/* Program entry point */
int main(int argc, char **argv)
{
const UnitTest tests[] = {
group_test_setup(test_init),
unit_test(test_insert),
unit_test(test_complete_full),
unit_test(test_insert_dup),
unit_test(test_contains),
unit_test(test_delete),
unit_test(test_clear),
unit_test(test_insert),
unit_test(test_complete_full),
unit_test(test_delete_all),
unit_test(test_complete_zero),
unit_test(test_allocator),
unit_test(test_clear),
unit_test(test_empty),
unit_test(test_insert),
unit_test(test_prefixes),
group_test_teardown(test_deinit)
};
return run_group_tests(tests);
}
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