t_rmdir revision 170809 
1169689Skan#!/bin/sh
2169689Skan#
3169689Skan# $NetBSD: t_rmdir,v 1.6 2006/11/09 16:20:06 jmmv Exp $
4169689Skan#
5169689Skan# Copyright (c) 2005, 2006 The NetBSD Foundation, Inc.
6169689Skan# All rights reserved.
7169689Skan#
8169689Skan# This code is derived from software contributed to The NetBSD Foundation
9169689Skan# by Julio M. Merino Vidal, developed as part of Google's Summer of Code
10169689Skan# 2005 program.
11169689Skan#
12169689Skan# Redistribution and use in source and binary forms, with or without
13169689Skan# modification, are permitted provided that the following conditions
14169689Skan# are met:
15169689Skan# 1. Redistributions of source code must retain the above copyright
16169689Skan#    notice, this list of conditions and the following disclaimer.
17169689Skan# 2. Redistributions in binary form must reproduce the above copyright
18169689Skan#    notice, this list of conditions and the following disclaimer in the
19169689Skan#    documentation and/or other materials provided with the distribution.
20169689Skan# 3. All advertising materials mentioning features or use of this software
21169689Skan#    must display the following acknowledgement:
22169689Skan#        This product includes software developed by the NetBSD
23169689Skan#        Foundation, Inc. and its contributors.
24169689Skan# 4. Neither the name of The NetBSD Foundation nor the names of its
25#    contributors may be used to endorse or promote products derived
26#    from this software without specific prior written permission.
27#
28# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
29# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
30# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
31# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
32# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
33# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
34# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
35# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
36# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
37# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
38# POSSIBILITY OF SUCH DAMAGE.
39#
40# $FreeBSD: head/tools/regression/tmpfs/t_rmdir 170809 2007-06-16 02:04:44Z delphij $
41#
42
43#
44# Verifies that rmdir works by creating and removing directories.  Also
45# checks multiple error conditions.
46#
47
48test_run() {
49	test_mount
50
51	test_name "The mount point cannot be removed"
52	rmdir 2>/dev/null && die
53
54	test_name "Non-existing directories cannot be removed"
55	rmdir non-existent 2>/dev/null && die
56
57	test_name "Removal of a single directory works"
58	mkdir a || die
59	eval $(stat -s ${Work_Dir})
60	[ ${st_nlink} = 3 ] || die
61	rmdir a || die
62	eval $(stat -s ${Work_Dir})
63	[ ${st_nlink} = 2 ] || die
64
65	test_name "Removal of nested directories works"
66	mkdir -p a/b/c || die
67	rmdir a/b/c || die
68	rmdir a/b || die
69	rmdir a || die
70
71	test_name "'.' and '..' directories cannot be removed"
72	mkdir a || die
73	rmdir a/. 2>/dev/null && die
74	rmdir a/.. 2>/dev/null && die
75	rmdir a || die
76
77	test_name "Non-empty directories cannot be removed"
78	mkdir a || die
79	mkdir a/b || die
80	mkdir a/c || die
81	rmdir a 2>/dev/null && die
82	rmdir a/b || die
83	rmdir a/c || die
84	rmdir a || die
85
86	test_name "Root directory has two links after all removes"
87	eval $(stat -s ${Work_Dir})
88	[ ${st_nlink} = 2 ] || die
89
90	test_name "Removal of current directory"
91	mkdir a || die
92	# Catch a bug that would panic the system when accessing the
93	# current directory after being deleted: vop_open cannot assume
94	# that open files are still linked to a directory.
95	( cd a && rmdir ../a && ls >/dev/null 2>&1 ) && die
96	test -e a && die
97
98	mkdir dir || die
99	mkdir dir/a || die
100	echo 'rmdir dir/a' | kqueue_monitor 3 dir dir/a || die
101	test_name "Deleting a directory raises NOTE_DELETE on it"
102	kqueue_check dir/a NOTE_DELETE || die
103	test_name "Deleting a directory raises NOTE_LINK on the parent" \
104	    "directory"
105	kqueue_check dir NOTE_LINK || die
106	test_name "Deleting a directory raises NOTE_WRITE on the parent" \
107	    "directory"
108	kqueue_check dir NOTE_WRITE || die
109	rmdir dir || die
110
111	test_unmount
112}
113
114. ${SUBRDIR}/h_funcs.subr
115