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Couple of simple tests for umask(2).

This commit is contained in:
jruoho 2011-04-04 16:32:41 +00:00
parent b354849f2e
commit c0d6d28330
3 changed files with 210 additions and 3 deletions
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4
distrib/sets/lists/tests/mi
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@ -1,4 +1,4 @@
# $NetBSD: mi,v 1.289 2011/04/04 09:58:28 he Exp $
# $NetBSD: mi,v 1.290 2011/04/04 16:32:41 jruoho Exp $
#
# Note: don't delete entries from here - mark them as "obsolete" instead.
#
@ -572,6 +572,7 @@
./usr/libdata/debug/usr/tests/syscall/t_mmap.debug tests-syscall-debug debug,atf
./usr/libdata/debug/usr/tests/syscall/t_mprotect.debug tests-syscall-debug debug,atf
./usr/libdata/debug/usr/tests/syscall/t_timer.debug tests-syscall-debug debug,atf
./usr/libdata/debug/usr/tests/syscall/t_umask.debug tests-syscall-debug debug,atf
./usr/libdata/debug/usr/tests/usr.bin tests-sbin-tests
./usr/libdata/debug/usr/tests/usr.sbin tests-sbin-tests
./usr/libdata/debug/usr/tests/util tests-util-debug
@ -2113,6 +2114,7 @@
./usr/tests/syscall/t_mmap tests-syscall-tests atf
./usr/tests/syscall/t_mprotect tests-syscall-tests atf
./usr/tests/syscall/t_timer tests-syscall-tests atf
./usr/tests/syscall/t_umask tests-syscall-tests atf
./usr/tests/toolchain tests-syscall-tests atf
./usr/tests/toolchain/Atffile tests-syscall-tests atf
./usr/tests/toolchain/cc tests-syscall-tests atf

4
tests/syscall/Makefile
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@ -1,11 +1,11 @@
# $NetBSD: Makefile,v 1.16 2011/04/04 08:19:08 jruoho Exp $
# $NetBSD: Makefile,v 1.17 2011/04/04 16:32:41 jruoho Exp $
.include <bsd.own.mk>
TESTSDIR= ${TESTSBASE}/syscall
TESTS_C+= t_access t_cmsg t_dup t_fsync t_getpid t_getsid
TESTS_C+= t_mmap t_mprotect t_timer
TESTS_C+= t_mmap t_mprotect t_timer t_umask
LDADD.t_getpid+=-lpthread
LDADD.t_timer+= -lpthread

205
tests/syscall/t_umask.c Normal file
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@ -0,0 +1,205 @@
/* $NetBSD: t_umask.c,v 1.1 2011/04/04 16:32:41 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_umask.c,v 1.1 2011/04/04 16:32:41 jruoho Exp $");
#include <sys/stat.h>
#include <sys/wait.h>
#include <atf-c.h>
#include <fcntl.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
static const char path[] = "/tmp/umask";
static const mode_t mask[] = {
S_IRWXU,
S_IRUSR,
S_IWUSR,
S_IXUSR,
S_IRWXG,
S_IRGRP,
S_IWGRP,
S_IXGRP,
S_IRWXO,
S_IROTH,
S_IWOTH,
S_IXOTH
};
ATF_TC_WITH_CLEANUP(umask_fork);
ATF_TC_HEAD(umask_fork, tc)
{
atf_tc_set_md_var(tc, "descr", "Check that umask(2) is inherited");
}
ATF_TC_BODY(umask_fork, tc)
{
mode_t mode;
pid_t pid;
size_t i;
int sta;
for (i = 0; i < __arraycount(mask) - 1; i++) {
(void)umask(mask[i] | mask[i + 1]);
pid = fork();
if (pid < 0)
continue;
if (pid == 0) {
mode = umask(mask[i]);
if (mode != (mask[i] | mask[i + 1]))
_exit(EXIT_FAILURE);
_exit(EXIT_SUCCESS);
}
(void)wait(&sta);
if (WIFEXITED(sta) == 0 || WEXITSTATUS(sta) != EXIT_SUCCESS)
goto fail;
}
return;
fail:
(void)umask(S_IWGRP | S_IWOTH);
atf_tc_fail("umask(2) was not inherited");
}
ATF_TC_CLEANUP(umask_fork, tc)
{
(void)umask(S_IWGRP | S_IWOTH);
}
ATF_TC_WITH_CLEANUP(umask_open);
ATF_TC_HEAD(umask_open, tc)
{
atf_tc_set_md_var(tc, "descr", "A basic test of open(2) and umask(2)");
}
ATF_TC_BODY(umask_open, tc)
{
const char *str = NULL;
struct stat st;
size_t i;
int fd;
for (i = 0; i < __arraycount(mask); i++) {
(void)umask(mask[i]);
fd = open(path, O_RDWR | O_CREAT, 0777);
if (fd < 0)
continue;
(void)memset(&st, 0, sizeof(struct stat));
if (stat(path, &st) != 0) {
str = "failed to stat(2)";
goto out;
}
if ((st.st_mode & mask[i]) != 0) {
str = "invalid umask(2)";
goto out;
}
if (unlink(path) != 0) {
str = "failed to unlink(2)";
goto out;
}
}
out:
(void)umask(S_IWGRP | S_IWOTH);
if (str != NULL)
atf_tc_fail(str);
}
ATF_TC_CLEANUP(umask_open, tc)
{
(void)umask(S_IWGRP | S_IWOTH);
(void)unlink(path);
}
ATF_TC_WITH_CLEANUP(umask_previous);
ATF_TC_HEAD(umask_previous, tc)
{
atf_tc_set_md_var(tc, "descr", "Test the return value from umask(2)");
}
ATF_TC_BODY(umask_previous, tc)
{
mode_t mode;
size_t i;
for (i = 0; i < __arraycount(mask); i++) {
mode = umask(mask[i]);
mode = umask(mask[i]);
if (mode != mask[i])
goto fail;
}
return;
fail:
(void)umask(S_IWGRP | S_IWOTH);
atf_tc_fail("umask(2) did not return the previous mask");
}
ATF_TC_CLEANUP(umask_previous, tc)
{
(void)umask(S_IWGRP | S_IWOTH);
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, umask_fork);
ATF_TP_ADD_TC(tp, umask_open);
ATF_TP_ADD_TC(tp, umask_previous);
return atf_no_error();
}