xref: /netbsd-src/tests/fs/tmpfs/t_devices.sh (revision d8f5b04c091e033c7c2978066c7b27dbd1aa9d53)
1*d8f5b04cSrillig# $NetBSD: t_devices.sh,v 1.6 2024/04/28 07:27:41 rillig Exp $
29b7401e7Sjmmv#
3454557d7Sjmmv# Copyright (c) 2005, 2006, 2007, 2008 The NetBSD Foundation, Inc.
49b7401e7Sjmmv# All rights reserved.
59b7401e7Sjmmv#
69b7401e7Sjmmv# Redistribution and use in source and binary forms, with or without
79b7401e7Sjmmv# modification, are permitted provided that the following conditions
89b7401e7Sjmmv# are met:
99b7401e7Sjmmv# 1. Redistributions of source code must retain the above copyright
109b7401e7Sjmmv#    notice, this list of conditions and the following disclaimer.
119b7401e7Sjmmv# 2. Redistributions in binary form must reproduce the above copyright
129b7401e7Sjmmv#    notice, this list of conditions and the following disclaimer in the
139b7401e7Sjmmv#    documentation and/or other materials provided with the distribution.
149b7401e7Sjmmv#
159b7401e7Sjmmv# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
169b7401e7Sjmmv# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
179b7401e7Sjmmv# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
189b7401e7Sjmmv# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
199b7401e7Sjmmv# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
209b7401e7Sjmmv# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
219b7401e7Sjmmv# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
229b7401e7Sjmmv# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
239b7401e7Sjmmv# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
249b7401e7Sjmmv# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
259b7401e7Sjmmv# POSSIBILITY OF SUCH DAMAGE.
269b7401e7Sjmmv#
279b7401e7Sjmmv
289b7401e7Sjmmvatf_test_case basic
299b7401e7Sjmmvbasic_head() {
309b7401e7Sjmmv	atf_set "descr" "Tests that special devices work"
319b7401e7Sjmmv	atf_set "require.user" "root"
329b7401e7Sjmmv}
339b7401e7Sjmmvbasic_body() {
349b7401e7Sjmmv	test_mount
359b7401e7Sjmmv
369b7401e7Sjmmv	umask 022
379b7401e7Sjmmv
38*d8f5b04cSrillig	atf_check -s exit:0 -o ignore -e ignore /dev/MAKEDEV std
39*d8f5b04cSrillig	atf_check -s exit:0 -o empty -e empty test -e zero
40*d8f5b04cSrillig	atf_check -s exit:0 -o empty -e empty test -e null
419b7401e7Sjmmv
429b7401e7Sjmmv	echo "Reading from the 'zero' character device"
43*d8f5b04cSrillig	atf_check -s exit:0 -o ignore -e ignore dd if=zero of=a bs=10k count=1
449b7401e7Sjmmv	[ $(md5 a | cut -d ' ' -f 4) = 1276481102f218c981e0324180bafd9f ] || \
459b7401e7Sjmmv	    atf_fail "Data read is invalid"
469b7401e7Sjmmv
479b7401e7Sjmmv	echo "Writing to the 'null' device"
489b7401e7Sjmmv	echo foo >null
499b7401e7Sjmmv	eval $(stat -s null)
509b7401e7Sjmmv	[ ${st_size} -eq 0 ] || atf_fail "Invalid size for device"
519b7401e7Sjmmv
529b7401e7Sjmmv	test_unmount
539b7401e7Sjmmv}
549b7401e7Sjmmv
559b7401e7Sjmmvatf_init_test_cases() {
569b7401e7Sjmmv	. $(atf_get_srcdir)/../h_funcs.subr
579b7401e7Sjmmv	. $(atf_get_srcdir)/h_funcs.subr
589b7401e7Sjmmv
599b7401e7Sjmmv	atf_add_test_case basic
609b7401e7Sjmmv}
61