126 lines
3.5 KiB
C
126 lines
3.5 KiB
C
/* $NetBSD: hsearchtest.c,v 1.4 2002/02/21 07:38:15 itojun Exp $ */
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/*
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* Copyright (c) 2001 Christopher G. Demetriou
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* <<Id: LICENSE_GC,v 1.1 2001/10/01 23:24:05 cgd Exp>>
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*/
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/*
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* Test program for hsearch() et al.
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*/
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#include <sys/cdefs.h>
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#if 0
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#if !defined(lint)
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__RCSID("$NetBSD: hsearchtest.c,v 1.4 2002/02/21 07:38:15 itojun Exp $");
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__COPYRIGHT(
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"@(#) Copyright (c) 2001 Christopher G. Demetriou. All rights reserved.\n");
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#endif /* not lint */
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#endif
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#include <search.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#define TEST(e) ((e) ? (void)0 : testfail(__FILE__, __LINE__, #e))
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static void
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testfail(const char *file, unsigned long line, const char *expression)
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{
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fprintf(stderr, "TEST FAILED: %s: file %s, line %ld\n",
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expression, file, line);
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exit(1);
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}
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int
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main(int argc, char *argv[])
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{
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ENTRY e, *ep, *ep2;
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int created_ok;
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char ch[2];
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int i;
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created_ok = hcreate(16);
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TEST(created_ok);
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/* ch[1] should be constant from here on down. */
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ch[1] = '\0';
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/* Basic insertions. Check enough that there'll be collisions. */
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for (i = 0; i < 26; i++) {
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ch[0] = 'a' + i;
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e.key = strdup(ch); /* ptr to provided key is kept! */
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TEST(e.key != NULL);
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e.data = (void *)(long)i;
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ep = hsearch(e, ENTER);
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TEST(ep != NULL);
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TEST(strcmp(ep->key, ch) == 0);
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TEST((long)ep->data == i);
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}
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/* e.key should be constant from here on down. */
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e.key = ch;
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/* Basic lookups. */
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for (i = 0; i < 26; i++) {
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ch[0] = 'a' + i;
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ep = hsearch(e, FIND);
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TEST(ep != NULL);
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TEST(strcmp(ep->key, ch) == 0);
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TEST((long)ep->data == i);
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}
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/* Check duplicate entry. Should _not_ overwrite existing data. */
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ch[0] = 'a';
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e.data = (void *)(long)12345;
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ep = hsearch(e, FIND);
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TEST(ep != NULL);
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TEST(strcmp(ep->key, ch) == 0);
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TEST((long)ep->data == 0);
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/* Check for something that's not there. */
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ch[0] = 'A';
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ep = hsearch(e, FIND);
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TEST(ep == NULL);
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/* Check two at once. */
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ch[0] = 'a';
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ep = hsearch(e, FIND);
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ch[0] = 'b';
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ep2 = hsearch(e, FIND);
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TEST(ep != NULL);
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TEST(strcmp(ep->key, "a") == 0 && (long)ep->data == 0);
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TEST(ep2 != NULL);
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TEST(strcmp(ep2->key, "b") == 0 && (long)ep2->data == 1);
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hdestroy();
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exit(0);
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}
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