xref: /netbsd-src/tests/fs/tmpfs/h_funcs.subr (revision ba65fde2d7fefa7d39838fa5fa855e62bd606b5e)
1#!/bin/sh
2#
3# $NetBSD: h_funcs.subr,v 1.4 2011/02/21 10:14:29 pooka 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#
17# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
18# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
21# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27# POSSIBILITY OF SUCH DAMAGE.
28#
29
30Mount_Point=
31
32#
33# test_mount [args]
34#
35#	Mounts tmpfs over ${Mount_Point} and changes the current directory
36#	to the mount point.  Optional arguments may be passed to the
37#	mount command.
38#
39test_mount() {
40	require_fs tmpfs
41
42	Mount_Point=$(pwd)/mntpt
43	atf_check -s eq:0 -o empty -e empty mkdir ${Mount_Point}
44	if [ $# -gt 0 ]; then
45		mount -t tmpfs $* tmpfs ${Mount_Point} 2> mounterr
46		if [ $? -ne 0 ]; then
47			if grep 'Operation not supp' mounterr > /dev/null ; then
48				atf_skip "tmpfs not supported"
49			fi
50			atf_fail "mount tmpfs"
51		fi
52        else
53		mount -t tmpfs tmpfs ${Mount_Point} 2> mounterr
54		if [ $? -ne 0 ]; then
55			if grep 'Operation not supp' mounterr > /dev/null ; then
56				atf_skip "tmpfs not supported"
57			fi
58			atf_fail "mount tmpfs"
59		fi
60	fi
61	cd ${Mount_Point}
62}
63
64#
65# test_unmount
66#
67#	Unmounts the file system mounted by test_mount.
68#
69test_unmount() {
70	cd - >/dev/null
71	atf_check -s eq:0 -o empty -e empty umount ${Mount_Point}
72	atf_check -s eq:0 -o empty -e empty rmdir ${Mount_Point}
73	Mount_Point=
74}
75
76#
77# kqueue_monitor expected_nevents file1 [.. fileN]
78#
79#	Monitors the commands given through stdin (one per line) using
80#	kqueue and stores the events raised in a log that can be later
81#	verified with kqueue_check.
82#
83kqueue_monitor() {
84	nev=${1}; shift
85	echo "Running kqueue-monitored commands and expecting" \
86	    "${nev} events"
87	$(atf_get_srcdir)/h_tools kqueue ${*} >kqueue.log || \
88	    atf_fail "Could not launch kqueue monitor"
89	got=$(wc -l kqueue.log | awk '{ print $1 }')
90	test ${got} -eq ${nev} || \
91	    atf_fail "Got ${got} events but expected ${nev}"
92}
93
94#
95# kqueue_check file event
96#
97#	Checks if kqueue raised the given event when monitoring the
98#	given file.
99#
100kqueue_check() {
101	echo "Checking if ${1} received ${2}"
102	grep "^${1} - ${2}$" kqueue.log >/dev/null || \
103	    atf_fail "${1} did not receive ${2}"
104}
105