xref: /netbsd-src/tests/fs/tmpfs/h_funcs.subr (revision 8b0f9554ff8762542c4defc4f70e1eb76fb508fa)
1#!/bin/sh
2#
3# $NetBSD: h_funcs.subr,v 1.1 2007/11/12 15:18:21 jmmv Exp $
4#
5# Copyright (c) 2005, 2006, 2007 The NetBSD Foundation, Inc.
6# All rights reserved.
7#
8# Redistribution and use in source and binary forms, with or without
9# modification, are permitted provided that the following conditions
10# are met:
11# 1. Redistributions of source code must retain the above copyright
12#    notice, this list of conditions and the following disclaimer.
13# 2. Redistributions in binary form must reproduce the above copyright
14#    notice, this list of conditions and the following disclaimer in the
15#    documentation and/or other materials provided with the distribution.
16# 3. All advertising materials mentioning features or use of this software
17#    must display the following acknowledgement:
18#        This product includes software developed by the NetBSD
19#        Foundation, Inc. and its contributors.
20# 4. Neither the name of The NetBSD Foundation nor the names of its
21#    contributors may be used to endorse or promote products derived
22#    from this software without specific prior written permission.
23#
24# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
25# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
26# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
27# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
28# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
29# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
30# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
31# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
32# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
33# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
34# POSSIBILITY OF SUCH DAMAGE.
35#
36
37Mount_Point=
38
39#
40# test_mount [args]
41#
42#	Mounts tmpfs over ${Mount_Point} and changes the current directory
43#	to the mount point.  Optional arguments may be passed to the
44#	mount command.
45#
46test_mount() {
47	require_fs tmpfs
48
49	Mount_Point=$(pwd)/mntpt
50	atf_check "mkdir ${Mount_Point}" 0 null null
51	if [ $# -gt 0 ]; then
52		atf_check "mount -t tmpfs $* tmpfs ${Mount_Point}" \
53		    0 null null
54	else
55		atf_check "mount -t tmpfs tmpfs ${Mount_Point}" \
56		    0 null null
57	fi
58	cd ${Mount_Point}
59}
60
61#
62# test_unmount
63#
64#	Unmounts the file system mounted by test_mount.
65#
66test_unmount() {
67	cd - >/dev/null
68	atf_check "umount ${Mount_Point}" 0 null null
69	atf_check "rmdir ${Mount_Point}" 0 null null
70	Mount_Point=
71}
72
73#
74# kqueue_monitor expected_nevents file1 [.. fileN]
75#
76#	Monitors the commands given through stdin (one per line) using
77#	kqueue and stores the events raised in a log that can be later
78#	verified with kqueue_check.
79#
80kqueue_monitor() {
81	nev=${1}; shift
82	echo "Running kqueue-monitored commands and expecting" \
83	    "${nev} events"
84	$(atf_get_srcdir)/h_tools kqueue ${*} >kqueue.log || \
85	    atf_fail "Could not launch kqueue monitor"
86	got=$(wc -l kqueue.log | awk '{ print $1 }')
87	test ${got} -eq ${nev} || \
88	    atf_fail "Got ${got} events but expected ${nev}"
89}
90
91#
92# kqueue_check file event
93#
94#	Checks if kqueue raised the given event when monitoring the
95#	given file.
96#
97kqueue_check() {
98	echo "Checking if ${1} received ${2}"
99	grep "^${1} - ${2}$" kqueue.log >/dev/null || \
100	    atf_fail "${1} did not receive ${2}"
101}
102