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acddc0ed3c
Done with a combination of regex'ing and banging my head against a wall. Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
123 lines
2.3 KiB
C
123 lines
2.3 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (c) 2021, LabN Consulting, L.L.C
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*/
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#include <zebra.h>
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#include <skiplist.h>
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static void sl_debug(struct skiplist *l)
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{
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int i;
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if (!l)
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return;
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printf("Skiplist %p has max level %d\n", l, l->level);
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for (i = l->level; i >= 0; --i)
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printf(" @%d: %d\n", i, l->level_stats[i]);
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}
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static void *scramble(int i)
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{
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uintptr_t result;
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result = (uintptr_t)(i & 0xff) << 24;
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result |= (uintptr_t)i >> 8;
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return (void *)result;
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}
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#define sampleSize 65536
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static int sl_test(void)
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{
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struct skiplist *l;
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register int i, k;
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void *keys[sampleSize];
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void *v = NULL;
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int errors = 0;
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l = skiplist_new(SKIPLIST_FLAG_ALLOW_DUPLICATES, NULL, NULL);
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printf("%s: skiplist_new returned %p\n", __func__, l);
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for (i = 0; i < 4; i++) {
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for (k = 0; k < sampleSize; k++) {
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if (!(k % 10000))
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printf("%s: (%d:%d)\n", __func__, i, k);
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/* keys[k] = (void *)random(); */
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keys[k] = scramble(k);
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if (skiplist_insert(l, keys[k], keys[k])) {
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++errors;
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printf("error in insert #%d,#%d\n", i, k);
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}
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}
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printf("%s: inserts done\n", __func__);
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sl_debug(l);
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for (k = 0; k < sampleSize; k++) {
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if (!(k % 10000))
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printf("[%d:%d]\n", i, k);
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/* keys[k] = (void *)random(); */
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if (skiplist_search(l, keys[k], &v)) {
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++errors;
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printf("error in search #%d,#%d\n", i, k);
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}
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if (v != keys[k]) {
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++errors;
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printf("search returned wrong value\n");
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}
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}
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printf("%s: searches done\n", __func__);
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for (k = 0; k < sampleSize; k++) {
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if (!(k % 10000))
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printf("<%d:%d>\n", i, k);
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/* keys[k] = (void *)random(); */
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if (skiplist_delete(l, keys[k], keys[k])) {
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++errors;
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printf("error in delete\n");
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}
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keys[k] = scramble(k ^ 0xf0f0f0f0);
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if (skiplist_insert(l, keys[k], keys[k])) {
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++errors;
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printf("error in insert #%d,#%d\n", i, k);
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}
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}
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printf("%s: del+inserts done\n", __func__);
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sl_debug(l);
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for (k = 0; k < sampleSize; k++) {
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if (!(k % 10000))
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printf("{%d:%d}\n", i, k);
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/* keys[k] = (void *)random(); */
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if (skiplist_delete_first(l)) {
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++errors;
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printf("error in delete_first\n");
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}
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}
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}
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sl_debug(l);
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skiplist_free(l);
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return errors;
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}
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int main(int argc, char **argv)
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{
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int errors = sl_test();
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if (errors)
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return 1;
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return 0;
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}
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