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/* SPDX-License-Identifier: GPL-3.0-or-later */
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/*
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* test_trie_dict
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* - tester for trie-tree based dict feature
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*
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* Copyright (C) 2004-2026 Leaflet <leaflet@leafok.com>
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "log.h"
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#include "trie_dict.h"
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#include <errno.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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static const int64_t TEST_VAL = ((int64_t)(0xcb429a63a017661f)); // int64_t
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static const char TRIE_DICT_SHM_FILE[] = "~trie_dict_shm.dat";
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const char *keys[] = {
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"ABCDEFG",
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"abcdefg",
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"../$@^",
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"1234567890",
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"1234657890",
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"HZ测试汉字HZ",
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"P3p4P3z4P_",
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"_bbBBz_Z_",
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""};
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int keys_cnt = 8; // + 1 to trigger error handling of blank key
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void test_traverse_cb(const char *key, int64_t value)
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{
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printf("Traverse key: %s Len=%ld\n", key, strlen(key));
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}
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int main(int argc, char *argv[])
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{
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TRIE_NODE *p_dict;
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int ret;
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int64_t value;
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FILE *fp;
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if (log_begin("../log/bbsd.log", "../log/error.log") < 0)
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{
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printf("Open log error\n");
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return -1;
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}
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log_common_redir(STDOUT_FILENO);
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log_error_redir(STDERR_FILENO);
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if ((fp = fopen(TRIE_DICT_SHM_FILE, "w")) == NULL)
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{
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log_error("fopen(%s) error", TRIE_DICT_SHM_FILE);
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return -1;
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}
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fclose(fp);
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for (int i = 0; i < keys_cnt; i++)
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{
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printf("Check key %d [%s] len=%ld\n", i, keys[i], strlen(keys[i]));
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}
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if (trie_dict_init(TRIE_DICT_SHM_FILE, TRIE_NODE_PER_POOL) < 0)
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{
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printf("trie_dict_init failed\n");
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return -1;
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}
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printf("Testing #1 ...\n");
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p_dict = trie_dict_create();
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if (p_dict == NULL)
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{
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printf("OOM\n");
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return -1;
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}
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ret = trie_dict_set(p_dict, NULL, TEST_VAL);
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if (ret != -1)
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{
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printf("Set NULL key error (%d)\n", ret);
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}
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ret = trie_dict_del(p_dict, NULL);
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if (ret != -1)
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{
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printf("Del NULL key error (%d)\n", ret);
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}
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for (int i = 0; i < keys_cnt; i++)
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{
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ret = trie_dict_set(p_dict, keys[i], TEST_VAL >> i);
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if (ret != 1)
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{
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printf("Set non-existing [%s] error (%d)\n", keys[i], ret);
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}
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}
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for (int i = 0; i < keys_cnt; i++)
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{
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ret = trie_dict_get(p_dict, keys[i], &value);
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if (ret != 1)
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{
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printf("Get [%s] error (%d)\n", keys[i], ret);
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}
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else if (value != TEST_VAL >> i)
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{
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printf("Value of [%s] is incorrect (%ld != %ld)\n", keys[i], value, TEST_VAL >> i);
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}
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}
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trie_dict_traverse(p_dict, test_traverse_cb);
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for (int i = 0; i < keys_cnt; i++)
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{
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if (i % 2 == 0)
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{
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ret = trie_dict_del(p_dict, keys[i]);
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if (ret != 1)
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{
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printf("Del existing [%s] error (%d)\n", keys[i], ret);
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}
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}
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else
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{
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ret = trie_dict_set(p_dict, keys[i], TEST_VAL >> i);
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if (ret != 0)
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{
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printf("Set existing [%s] with the same value error (%d)\n", keys[i], ret);
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}
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}
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}
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for (int i = 0; i < keys_cnt; i++)
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{
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if (i % 2 == 0)
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{
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ret = trie_dict_get(p_dict, keys[i], &value);
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if (ret != 0)
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{
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printf("Get non-existing [%s] error (%d)\n", keys[i], ret);
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}
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}
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else
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{
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ret = trie_dict_get(p_dict, keys[i], &value);
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if (ret != 1)
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{
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printf("Get [%s] error (%d)\n", keys[i], ret);
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}
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else if (value != TEST_VAL >> i)
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{
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printf("Value of [%s] is incorrect (%ld != %ld)\n", keys[i], value, TEST_VAL >> i);
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}
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}
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}
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for (int i = 0; i < keys_cnt; i++)
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{
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if (i % 2 == 0)
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{
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ret = trie_dict_del(p_dict, keys[i]);
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if (ret != 0)
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{
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printf("Del non-existing [%s] error (%d)\n", keys[i], ret);
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}
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}
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else
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{
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ret = trie_dict_set(p_dict, keys[i], TEST_VAL << i);
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if (ret != 1)
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{
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printf("Set existing [%s] with different value error (%d)\n", keys[i], ret);
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}
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}
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}
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trie_dict_traverse(p_dict, test_traverse_cb);
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for (int i = 0; i < keys_cnt; i++)
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{
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if (i % 2 == 0)
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{
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ret = trie_dict_get(p_dict, keys[i], &value);
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if (ret != 0)
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{
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printf("Get non-existing [%s] error (%d)\n", keys[i], ret);
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}
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}
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else
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{
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ret = trie_dict_get(p_dict, keys[i], &value);
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if (ret != 1)
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{
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printf("Get [%s] error (%d)\n", keys[i], ret);
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}
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else if (value != TEST_VAL << i)
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{
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printf("Value of [%s] is incorrect (%ld != %ld)\n", keys[i], value, TEST_VAL << i);
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}
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}
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}
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printf("Total nodes used = %d\n", trie_dict_used_nodes());
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trie_dict_destroy(p_dict);
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p_dict = NULL;
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printf("Total nodes used = %d\n", trie_dict_used_nodes());
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printf("Testing #2 ...\n");
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for (int i = 0; i < 100000; i++)
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{
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p_dict = trie_dict_create();
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if (p_dict == NULL)
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{
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printf("OOM\n");
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return -1;
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}
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trie_dict_destroy(p_dict);
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p_dict = NULL;
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}
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printf("Testing #3 ...\n");
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if (set_trie_dict_shm_readonly() < 0)
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{
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printf("load_trie_dict_shm_readonly() error\n");
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}
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printf("Total nodes used = %d, after set_shm_readonly\n", trie_dict_used_nodes());
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trie_dict_cleanup();
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printf("Total nodes used = %d, after cleanup\n", trie_dict_used_nodes());
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printf("Done\n");
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if (unlink(TRIE_DICT_SHM_FILE) < 0)
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{
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log_error("unlink(%s) error", TRIE_DICT_SHM_FILE);
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return -1;
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}
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log_end();
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return 0;
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}
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