t_scanf.c revision 1.1 
1/* $NetBSD: t_scanf.c,v 1.1 2011/07/08 06:38:04 jruoho Exp $ */
2
3/*-
4 * Copyright (c) 2010 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#include <atf-c.h>
30#include <math.h>
31#include <stdio.h>
32#include <string.h>
33
34#define NUM     -0x1234
35#define STRNUM  ___STRING(NUM)
36
37ATF_TC(sscanf_neghex);
38ATF_TC_HEAD(sscanf_neghex, tc)
39{
40
41	atf_tc_set_md_var(tc, "descr", \
42	    "PR lib/21691: %i and %x fail with negative hex numbers");
43}
44
45ATF_TC_BODY(sscanf_neghex, tc)
46{
47        int i;
48
49        sscanf(STRNUM, "%i", &i);
50	ATF_REQUIRE(i == NUM);
51
52        sscanf(STRNUM, "%x", &i);
53	ATF_REQUIRE(i == NUM);
54}
55
56ATF_TC(sscanf_whitespace);
57ATF_TC_HEAD(sscanf_whitespace, tc)
58{
59
60	atf_tc_set_md_var(tc, "descr", "verify sscanf skips all whitespace");
61}
62
63ATF_TC_BODY(sscanf_whitespace, tc)
64{
65	const char str[] = "\f\n\r\t\v%z";
66	char c;
67
68        /* set of "white space" symbols from isspace(3) */
69        c = 0;
70        (void)sscanf(str, "%%%c", &c);
71	ATF_REQUIRE(c == 'z');
72}
73
74
75ATF_TP_ADD_TCS(tp)
76{
77
78	ATF_TP_ADD_TC(tp, sscanf_neghex);
79	ATF_TP_ADD_TC(tp, sscanf_whitespace);
80
81	return atf_no_error();
82}
83