minix/tests/lib/libc/string/t_strerror.c

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/* $NetBSD: t_strerror.c,v 1.3 2011/05/10 06:55:27 jruoho Exp $ */
/*-
* Copyright (c) 2011 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Jukka Ruohonen.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``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 FOUNDATION OR CONTRIBUTORS
* 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.
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: t_strerror.c,v 1.3 2011/05/10 06:55:27 jruoho Exp $");
#include <atf-c.h>
#include <errno.h>
#include <limits.h>
#include <locale.h>
#include <string.h>
ATF_TC(strerror_basic);
ATF_TC_HEAD(strerror_basic, tc)
{
atf_tc_set_md_var(tc, "descr", "A basic test of strerror(3)");
}
ATF_TC_BODY(strerror_basic, tc)
{
int i;
for (i = 1; i < sys_nerr; i++)
ATF_REQUIRE(strstr(strerror(i), "Unknown error:") == NULL);
for (; i < sys_nerr + 10; i++)
ATF_REQUIRE(strstr(strerror(i), "Unknown error:") != NULL);
}
ATF_TC(strerror_err);
ATF_TC_HEAD(strerror_err, tc)
{
atf_tc_set_md_var(tc, "descr", "Test errors from strerror(3)");
}
ATF_TC_BODY(strerror_err, tc)
{
errno = 0;
ATF_REQUIRE(strstr(strerror(INT_MAX), "Unknown error:") != NULL);
ATF_REQUIRE(errno == EINVAL);
errno = 0;
ATF_REQUIRE(strstr(strerror(INT_MIN), "Unknown error:") != NULL);
ATF_REQUIRE(errno == EINVAL);
}
ATF_TC(strerror_r_basic);
ATF_TC_HEAD(strerror_r_basic, tc)
{
atf_tc_set_md_var(tc, "descr", "A basic test of strerror_r(3)");
}
ATF_TC_BODY(strerror_r_basic, tc)
{
char buf[512];
int i;
for (i = 1; i < sys_nerr; i++) {
ATF_REQUIRE(strerror_r(i, buf, sizeof(buf)) == 0);
ATF_REQUIRE(strstr(buf, "Unknown error:") == NULL);
}
for (; i < sys_nerr + 10; i++) {
ATF_REQUIRE(strerror_r(i, buf, sizeof(buf)) == EINVAL);
ATF_REQUIRE(strstr(buf, "Unknown error:") != NULL);
}
}
ATF_TC(strerror_r_err);
ATF_TC_HEAD(strerror_r_err, tc)
{
atf_tc_set_md_var(tc, "descr", "Test errors from strerror_r(3)");
}
ATF_TC_BODY(strerror_r_err, tc)
{
char buf[512];
int rv;
rv = strerror_r(EPERM, buf, 1);
ATF_REQUIRE(rv == ERANGE);
rv = strerror_r(INT_MAX, buf, sizeof(buf));
ATF_REQUIRE(rv == EINVAL);
ATF_REQUIRE(strstr(buf, "Unknown error:") != NULL);
rv = strerror_r(INT_MIN, buf, sizeof(buf));
ATF_REQUIRE(rv == EINVAL);
ATF_REQUIRE(strstr(buf, "Unknown error:") != NULL);
}
ATF_TP_ADD_TCS(tp)
{
(void)setlocale(LC_ALL, "C");
ATF_TP_ADD_TC(tp, strerror_basic);
ATF_TP_ADD_TC(tp, strerror_err);
ATF_TP_ADD_TC(tp, strerror_r_basic);
ATF_TP_ADD_TC(tp, strerror_r_err);
return atf_no_error();
}