xref: /freebsd/contrib/pjdfstest/tests/ftruncate/10.t (revision 7431dfd4580e850375fe5478d92ec770344db098)
1#!/bin/sh
2# $FreeBSD: head/tools/regression/pjdfstest/tests/truncate/10.t 211352 2010-08-15 21:24:17Z pjd $
3
4desc="truncate returns EROFS if the named file resides on a read-only file system"
5
6dir=`dirname $0`
7. ${dir}/../misc.sh
8
9[ "${os}:${fs}" = "FreeBSD:UFS" ] || quick_exit
10
11echo "1..10"
12
13n0=`namegen`
14n1=`namegen`
15
16expect 0 mkdir ${n0} 0755
17n=`mdconfig -a -n -t malloc -s 1m` || exit
18newfs /dev/md${n} >/dev/null || exit
19mount /dev/md${n} ${n0} || exit
20expect 0 create ${n0}/${n1} 0644
21expect 0 truncate ${n0}/${n1} 123
22expect 123 stat ${n0}/${n1} size
23mount -ur /dev/md${n}
24expect EROFS truncate ${n0}/${n1} 1234
25expect 123 stat ${n0}/${n1} size
26mount -uw /dev/md${n}
27expect 0 truncate ${n0}/${n1} 1234
28expect 1234 stat ${n0}/${n1} size
29expect 0 unlink ${n0}/${n1}
30umount /dev/md${n}
31mdconfig -d -u ${n} || exit
32expect 0 rmdir ${n0}
33