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[/] [openrisc/] [trunk/] [gnu-old/] [newlib-1.17.0/] [newlib/] [testsuite/] [newlib.search/] [hsearchtest.c] - Rev 855

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

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