diff options
Diffstat (limited to 'tools/regression/tmpfs/t_link')
-rw-r--r-- | tools/regression/tmpfs/t_link | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/tools/regression/tmpfs/t_link b/tools/regression/tmpfs/t_link new file mode 100644 index 0000000..bf57ec5 --- /dev/null +++ b/tools/regression/tmpfs/t_link @@ -0,0 +1,108 @@ +#!/bin/sh +# +# $NetBSD: t_link,v 1.5 2006/11/09 16:20:06 jmmv Exp $ +# +# Copyright (c) 2005, 2006 The NetBSD Foundation, Inc. +# All rights reserved. +# +# This code is derived from software contributed to The NetBSD Foundation +# by Julio M. Merino Vidal, developed as part of Google's Summer of Code +# 2005 program. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# 3. All advertising materials mentioning features or use of this software +# must display the following acknowledgement: +# This product includes software developed by the NetBSD +# Foundation, Inc. and its contributors. +# 4. Neither the name of The NetBSD Foundation nor the names of its +# contributors may be used to endorse or promote products derived +# from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS +# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR +# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS +# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# +# $FreeBSD$ +# + +# +# Verifies that the link operation works. +# + +test_run() { + test_mount + + test_name "Link operation works" + touch a || die + touch z || die + eval $(stat -s a | sed -e 's|st_|sta_|g') + eval $(stat -s z | sed -e 's|st_|stz_|g') + test ${sta_ino} != ${stz_ino} || die + test ${sta_nlink} -eq 1 || die + ln a b || die + test_name "Link count is correct after links are created" + eval $(stat -s a | sed -e 's|st_|sta_|g') + eval $(stat -s b | sed -e 's|st_|stb_|g') + test ${sta_ino} = ${stb_ino} || die + test ${sta_nlink} -eq 2 || die + test ${stb_nlink} -eq 2 || die + test_name "Link count is correct after links are deleted" + rm a || die + eval $(stat -s b | sed -e 's|st_|stb_|g') + test ${stb_nlink} -eq 1 || die + rm b || die + + test_name "Link operation works in subdirectories" + touch a || die + mkdir c || die + ln a c/b || die + test_name "Link count is correct after links are created" + eval $(stat -s a | sed -e 's|st_|sta_|g') + eval $(stat -s c/b | sed -e 's|st_|stb_|g') + test ${sta_ino} = ${stb_ino} || die + test ${sta_nlink} -eq 2 || die + test ${stb_nlink} -eq 2 || die + test_name "Link count is correct after links are deleted" + rm a || die + eval $(stat -s c/b | sed -e 's|st_|stb_|g') + test ${stb_nlink} -eq 1 || die + rm c/b || die + rmdir c || die + + mkdir dir || die + touch dir/a || die + echo 'ln dir/a dir/b' | kqueue_monitor 2 dir dir/a || die + test_name "Creating a link raises NOTE_LINK on the source file" + kqueue_check dir/a NOTE_LINK || die + test_name "Creating a link raises NOTE_WRITE on the parent directory" + kqueue_check dir NOTE_WRITE || die + + echo 'rm dir/a' | kqueue_monitor 2 dir dir/b || die + # XXX According to the (short) kqueue(2) documentation, the following + # should raise a NOTE_LINK but FFS raises a NOTE_DELETE... + test_name "Deleting a link raises NOTE_DELETE on one other link" + kqueue_check dir/b NOTE_DELETE || die + test_name "Deleting a link raises NOTE_WRITE on the parent directory" + kqueue_check dir NOTE_WRITE || die + rm dir/b || die + rmdir dir || die + + test_unmount +} + +. ${SUBRDIR}/h_funcs.subr |