xref: /netbsd-src/tests/fs/tmpfs/h_funcs.subr (revision b1c86f5f087524e68db12794ee9c3e3da1ab17a0)
1#!/bin/sh
2#
3# $NetBSD: h_funcs.subr,v 1.3 2009/01/19 07:15:46 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#
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		atf_check -s eq:0 -o empty -e empty \
46		    mount -t tmpfs $* tmpfs ${Mount_Point}
47	else
48		atf_check -s eq:0 -o empty -e empty \
49		    mount -t tmpfs tmpfs ${Mount_Point}
50	fi
51	cd ${Mount_Point}
52}
53
54#
55# test_unmount
56#
57#	Unmounts the file system mounted by test_mount.
58#
59test_unmount() {
60	cd - >/dev/null
61	atf_check -s eq:0 -o empty -e empty umount ${Mount_Point}
62	atf_check -s eq:0 -o empty -e empty rmdir ${Mount_Point}
63	Mount_Point=
64}
65
66#
67# kqueue_monitor expected_nevents file1 [.. fileN]
68#
69#	Monitors the commands given through stdin (one per line) using
70#	kqueue and stores the events raised in a log that can be later
71#	verified with kqueue_check.
72#
73kqueue_monitor() {
74	nev=${1}; shift
75	echo "Running kqueue-monitored commands and expecting" \
76	    "${nev} events"
77	$(atf_get_srcdir)/h_tools kqueue ${*} >kqueue.log || \
78	    atf_fail "Could not launch kqueue monitor"
79	got=$(wc -l kqueue.log | awk '{ print $1 }')
80	test ${got} -eq ${nev} || \
81	    atf_fail "Got ${got} events but expected ${nev}"
82}
83
84#
85# kqueue_check file event
86#
87#	Checks if kqueue raised the given event when monitoring the
88#	given file.
89#
90kqueue_check() {
91	echo "Checking if ${1} received ${2}"
92	grep "^${1} - ${2}$" kqueue.log >/dev/null || \
93	    atf_fail "${1} did not receive ${2}"
94}
95