tests/lib/libc/sys/t_posix_fadvise.c

   1 /* $NetBSD: t_posix_fadvise.c,v 1.1 2011/10/15 06:10:26 jruoho Exp $ */
   2
   3 /*-
   4  * Copyright (c) 2008 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by YAMAMOTO Takashi.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 /*-
  33  * Copyright (c)2005 YAMAMOTO Takashi,
  34  * All rights reserved.
  35  *
  36  * Redistribution and use in source and binary forms, with or without
  37  * modification, are permitted provided that the following conditions
  38  * are met:
  39  * 1. Redistributions of source code must retain the above copyright
  40  *    notice, this list of conditions and the following disclaimer.
  41  * 2. Redistributions in binary form must reproduce the above copyright
  42  *    notice, this list of conditions and the following disclaimer in the
  43  *    documentation and/or other materials provided with the distribution.
  44  *
  45  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  46  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  47  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  48  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  49  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  50  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  51  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  52  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  53  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  54  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  55  * SUCH DAMAGE.
  56  */
  57
  58 #include <sys/cdefs.h>
  59 __COPYRIGHT("@(#) Copyright (c) 2008\
  60  The NetBSD Foundation, inc. All rights reserved.");
  61 __RCSID("$NetBSD: t_posix_fadvise.c,v 1.1 2011/10/15 06:10:26 jruoho Exp $");
  62
  63 #include <sys/fcntl.h>
  64
  65 #include <errno.h>
  66 #include <string.h>
  67 #include <unistd.h>
  68
  69 #include <atf-c.h>
  70
  71 #include "../../../h_macros.h"
  72
  73 #include <rump/rump.h>
  74 #include <rump/rump_syscalls.h>
  75
  76 ATF_TC(posix_fadvise);
  77 ATF_TC_HEAD(posix_fadvise, tc)
  78 {
  79         atf_tc_set_md_var(tc, "descr", "Checks posix_fadvise(2)");
  80 }
  81
  82 ATF_TC(posix_fadvise_reg);
  83 ATF_TC_HEAD(posix_fadvise_reg, tc)
  84 {
  85         atf_tc_set_md_var(tc, "descr", "Checks posix_fadvise(2) "
  86             "for regular files");
  87 }
  88
  89 ATF_TC_BODY(posix_fadvise, tc)
  90 {
  91         int fd;
  92         int pipe_fds[2];
  93         int badfd = 10;
  94         int ret;
  95
  96         RL(fd = open("/dev/null", O_RDWR));
  97
  98         (void)close(badfd);
  99         RL(pipe(pipe_fds));
 100
 101         /*
 102          * it's hard to check if posix_fadvise is working properly.
 103          * only check return values here.
 104          */
 105
 106         /* posix_fadvise shouldn't affect errno. */
 107
 108 #define CE(x, exp) \
 109         do { \
 110                 int save = errno; \
 111                 errno = 999; \
 112                 ATF_CHECK_EQ_MSG(ret = (x), exp, "got: %d", ret); \
 113                 ATF_CHECK_EQ_MSG(errno, 999, "got: %s", strerror(errno)); \
 114                 errno = save; \
 115         } while (0);
 116
 117         CE(posix_fadvise(fd, 0, 0, -1), EINVAL);
 118         CE(posix_fadvise(pipe_fds[0], 0, 0, POSIX_FADV_NORMAL), ESPIPE);
 119         CE(posix_fadvise(badfd, 0, 0, POSIX_FADV_NORMAL), EBADF);
 120         CE(posix_fadvise(fd, 0, 0, POSIX_FADV_NORMAL), 0);
 121         CE(posix_fadvise(fd, 0, 0, POSIX_FADV_SEQUENTIAL), 0);
 122         CE(posix_fadvise(fd, 0, 0, POSIX_FADV_RANDOM), 0);
 123         CE(posix_fadvise(fd, 0, 0, POSIX_FADV_WILLNEED), 0);
 124         CE(posix_fadvise(fd, 0, 0, POSIX_FADV_DONTNEED), 0);
 125         CE(posix_fadvise(fd, 0, 0, POSIX_FADV_NOREUSE), 0);
 126 }
 127
 128 ATF_TC_BODY(posix_fadvise_reg, tc)
 129 {
 130         int rfd, ret;
 131
 132         rump_init();
 133         RL(rfd = rump_sys_open("/a_file", O_CREAT, 0666));
 134
 135         CE(rump_sys_posix_fadvise(rfd, 0, 0, POSIX_FADV_NORMAL), 0);
 136         CE(rump_sys_posix_fadvise(rfd, 0, 0, POSIX_FADV_SEQUENTIAL), 0);
 137         CE(rump_sys_posix_fadvise(rfd, 0, 0, POSIX_FADV_RANDOM), 0);
 138         CE(rump_sys_posix_fadvise(rfd, 0, 0, POSIX_FADV_WILLNEED), 0);
 139         CE(rump_sys_posix_fadvise(rfd, 0, 0, POSIX_FADV_NOREUSE), 0);
 140
 141         CE(rump_sys_posix_fadvise(rfd,
 142             INT64_MAX-getpagesize(), getpagesize(), POSIX_FADV_NORMAL), 0);
 143         CE(rump_sys_posix_fadvise(rfd,
 144             INT64_MAX-getpagesize(), getpagesize(), POSIX_FADV_SEQUENTIAL), 0);
 145         CE(rump_sys_posix_fadvise(rfd,
 146             INT64_MAX-getpagesize(), getpagesize(), POSIX_FADV_RANDOM), 0);
 147         CE(rump_sys_posix_fadvise(rfd,
 148             INT64_MAX-getpagesize(), getpagesize(), POSIX_FADV_WILLNEED), 0);
 149         CE(rump_sys_posix_fadvise(rfd,
 150             INT64_MAX-getpagesize(), getpagesize(), POSIX_FADV_NOREUSE), 0);
 151
 152         //atf_tc_expect_signal(-1, "http://mail-index.netbsd.org/source-changes-d/2010/11/11/msg002508.html");
 153         CE(rump_sys_posix_fadvise(rfd,
 154             INT64_MAX-getpagesize(), getpagesize(), POSIX_FADV_DONTNEED), 0);
 155         CE(rump_sys_posix_fadvise(rfd, 0, 0, POSIX_FADV_DONTNEED), 0);
 156 #undef CE
 157 }
 158
 159 ATF_TP_ADD_TCS(tp)
 160 {
 161         ATF_TP_ADD_TC(tp, posix_fadvise);
 162         ATF_TP_ADD_TC(tp, posix_fadvise_reg);
 163
 164         return atf_no_error();
 165 }