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/* $NetBSD: t_fsync.c,v 1.2 2012/03/18 07:00:52 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_fsync.c,v 1.2 2012/03/18 07:00:52 jruoho Exp $");
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <atf-c.h>
ATF_TC(fsync_err);
ATF_TC_HEAD(fsync_err, tc)
{
atf_tc_set_md_var(tc, "descr",
"Test error conditions of fsync(2) (PR kern/30)");
}
ATF_TC_BODY(fsync_err, tc)
{
int i, fd[2];
/*
* The fsync(2) call should fail with EBADF
* when the 'fd' is not a valid descriptor.
*/
for (i = 1; i < 1024; i = i + 128) {
errno = 0;
ATF_REQUIRE(fsync(-i) == -1);
ATF_REQUIRE(errno == EBADF);
}
/*
* On the other hand, EINVAL should follow
* if the operation is not possible with
* the file descriptor.
*/
ATF_REQUIRE(pipe(fd) == 0);
errno = 0;
ATF_REQUIRE(fsync(fd[0]) == -1);
ATF_REQUIRE(errno == EINVAL);
errno = 0;
ATF_REQUIRE(fsync(fd[1]) == -1);
ATF_REQUIRE(errno == EINVAL);
ATF_REQUIRE(close(fd[0]) == 0);
ATF_REQUIRE(close(fd[1]) == 0);
}
ATF_TC(fsync_sync);
ATF_TC_HEAD(fsync_sync, tc)
{
atf_tc_set_md_var(tc, "descr", "A basic test of fsync(2)");
}
ATF_TC_BODY(fsync_sync, tc)
{
char buf[128];
int fd, i;
for (i = 0; i < 10; i++) {
(void)snprintf(buf, sizeof(buf), "t_fsync-%d", i);
fd = mkstemp(buf);
ATF_REQUIRE(fd != -1);
ATF_REQUIRE(write(fd, "0", 1) == 1);
ATF_REQUIRE(fsync(fd) == 0);
ATF_REQUIRE(unlink(buf) == 0);
ATF_REQUIRE(close(fd) == 0);
}
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, fsync_err);
ATF_TP_ADD_TC(tp, fsync_sync);
return atf_no_error();
}
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