tests/fs/tmpfs/t_devices.sh

   1 # $NetBSD: t_devices.sh,v 1.5 2010/11/07 17:51:18 jmmv Exp $
   2 #
   3 # Copyright (c) 2005, 2006, 2007, 2008 The NetBSD Foundation, Inc.
   4 # All rights reserved.
   5 #
   6 # Redistribution and use in source and binary forms, with or without
   7 # modification, are permitted provided that the following conditions
   8 # are met:
   9 # 1. Redistributions of source code must retain the above copyright
  10 #    notice, this list of conditions and the following disclaimer.
  11 # 2. Redistributions in binary form must reproduce the above copyright
  12 #    notice, this list of conditions and the following disclaimer in the
  13 #    documentation and/or other materials provided with the distribution.
  14 #
  15 # THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  16 # ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  17 # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  18 # PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  19 # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  20 # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  21 # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  22 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  23 # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  24 # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  25 # POSSIBILITY OF SUCH DAMAGE.
  26 #
  27
  28 atf_test_case basic
  29 basic_head() {
  30         atf_set "descr" "Tests that special devices work"
  31         atf_set "require.user" "root"
  32 }
  33 basic_body() {
  34         test_mount
  35
  36         umask 022
  37
  38         atf_check -s eq:0 -o ignore -e ignore /dev/MAKEDEV std
  39         atf_check -s eq:0 -o empty -e empty test -e zero
  40         atf_check -s eq:0 -o empty -e empty test -e null
  41
  42         echo "Reading from the 'zero' character device"
  43         atf_check -s eq:0 -o ignore -e ignore dd if=zero of=a bs=10k count=1
  44         [ $(md5 a | cut -d ' ' -f 4) = 1276481102f218c981e0324180bafd9f ] || \
  45             atf_fail "Data read is invalid"
  46
  47         echo "Writing to the 'null' device"
  48         echo foo >null
  49         eval $(stat -s null)
  50         [ ${st_size} -eq 0 ] || atf_fail "Invalid size for device"
  51
  52         test_unmount
  53 }
  54
  55 atf_init_test_cases() {
  56         . $(atf_get_srcdir)/../h_funcs.subr
  57         . $(atf_get_srcdir)/h_funcs.subr
  58
  59         atf_add_test_case basic
  60 }