1272343Sngie/* $NetBSD: t_fsync.c,v 1.2 2012/03/18 07:00:52 jruoho Exp $ */ 2272343Sngie 3272343Sngie/*- 4272343Sngie * Copyright (c) 2011 The NetBSD Foundation, Inc. 5272343Sngie * All rights reserved. 6272343Sngie * 7272343Sngie * This code is derived from software contributed to The NetBSD Foundation 8272343Sngie * by Jukka Ruohonen. 9272343Sngie * 10272343Sngie * Redistribution and use in source and binary forms, with or without 11272343Sngie * modification, are permitted provided that the following conditions 12272343Sngie * are met: 13272343Sngie * 1. Redistributions of source code must retain the above copyright 14272343Sngie * notice, this list of conditions and the following disclaimer. 15272343Sngie * 2. Redistributions in binary form must reproduce the above copyright 16272343Sngie * notice, this list of conditions and the following disclaimer in the 17272343Sngie * documentation and/or other materials provided with the distribution. 18272343Sngie * 19272343Sngie * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20272343Sngie * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21272343Sngie * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22272343Sngie * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23272343Sngie * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24272343Sngie * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25272343Sngie * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26272343Sngie * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27272343Sngie * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28272343Sngie * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29272343Sngie * POSSIBILITY OF SUCH DAMAGE. 30272343Sngie */ 31272343Sngie#include <sys/cdefs.h> 32272343Sngie__RCSID("$NetBSD: t_fsync.c,v 1.2 2012/03/18 07:00:52 jruoho Exp $"); 33272343Sngie 34272343Sngie#include <errno.h> 35272343Sngie#include <fcntl.h> 36272343Sngie#include <stdio.h> 37272343Sngie#include <stdlib.h> 38272343Sngie#include <string.h> 39272343Sngie#include <unistd.h> 40272343Sngie 41272343Sngie#include <atf-c.h> 42272343Sngie 43272343SngieATF_TC(fsync_err); 44272343SngieATF_TC_HEAD(fsync_err, tc) 45272343Sngie{ 46272343Sngie atf_tc_set_md_var(tc, "descr", 47272343Sngie "Test error conditions of fsync(2) (PR kern/30)"); 48272343Sngie} 49272343Sngie 50272343SngieATF_TC_BODY(fsync_err, tc) 51272343Sngie{ 52272343Sngie int i, fd[2]; 53272343Sngie 54272343Sngie /* 55272343Sngie * The fsync(2) call should fail with EBADF 56272343Sngie * when the 'fd' is not a valid descriptor. 57272343Sngie */ 58272343Sngie for (i = 1; i < 1024; i = i + 128) { 59272343Sngie 60272343Sngie errno = 0; 61272343Sngie 62272343Sngie ATF_REQUIRE(fsync(-i) == -1); 63272343Sngie ATF_REQUIRE(errno == EBADF); 64272343Sngie } 65272343Sngie 66272343Sngie /* 67272343Sngie * On the other hand, EINVAL should follow 68272343Sngie * if the operation is not possible with 69272343Sngie * the file descriptor. 70272343Sngie */ 71272343Sngie ATF_REQUIRE(pipe(fd) == 0); 72272343Sngie 73272343Sngie errno = 0; 74272343Sngie 75272343Sngie ATF_REQUIRE(fsync(fd[0]) == -1); 76272343Sngie ATF_REQUIRE(errno == EINVAL); 77272343Sngie 78272343Sngie errno = 0; 79272343Sngie 80272343Sngie ATF_REQUIRE(fsync(fd[1]) == -1); 81272343Sngie ATF_REQUIRE(errno == EINVAL); 82272343Sngie 83272343Sngie ATF_REQUIRE(close(fd[0]) == 0); 84272343Sngie ATF_REQUIRE(close(fd[1]) == 0); 85272343Sngie} 86272343Sngie 87272343SngieATF_TC(fsync_sync); 88272343SngieATF_TC_HEAD(fsync_sync, tc) 89272343Sngie{ 90272343Sngie atf_tc_set_md_var(tc, "descr", "A basic test of fsync(2)"); 91272343Sngie} 92272343Sngie 93272343SngieATF_TC_BODY(fsync_sync, tc) 94272343Sngie{ 95272343Sngie char buf[128]; 96272343Sngie int fd, i; 97272343Sngie 98272343Sngie for (i = 0; i < 10; i++) { 99272343Sngie 100272343Sngie (void)snprintf(buf, sizeof(buf), "t_fsync-%d", i); 101272343Sngie 102272343Sngie fd = mkstemp(buf); 103272343Sngie 104272343Sngie ATF_REQUIRE(fd != -1); 105272343Sngie ATF_REQUIRE(write(fd, "0", 1) == 1); 106272343Sngie ATF_REQUIRE(fsync(fd) == 0); 107272343Sngie 108272343Sngie ATF_REQUIRE(unlink(buf) == 0); 109272343Sngie ATF_REQUIRE(close(fd) == 0); 110272343Sngie } 111272343Sngie} 112272343Sngie 113272343SngieATF_TP_ADD_TCS(tp) 114272343Sngie{ 115272343Sngie 116272343Sngie ATF_TP_ADD_TC(tp, fsync_err); 117272343Sngie ATF_TP_ADD_TC(tp, fsync_sync); 118272343Sngie 119272343Sngie return atf_no_error(); 120272343Sngie} 121