tests: add extra protection against unexpected exits
[coreutils.git] / tests / misc / false-status.sh
blob03fe98c2ecc59f608b58d7ecb648489cdad73672
1 #!/bin/sh
2 # ensure that false exits nonzero even with --help or --version
3 # and ensure that true exits nonzero when it can't write --help or --version
5 # Copyright (C) 2003-2015 Free Software Foundation, Inc.
7 # This program is free software: you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation, either version 3 of the License, or
10 # (at your option) any later version.
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
20 . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
21 print_ver_ false true
23 returns_ 1 env false --version > /dev/null || fail=1
24 returns_ 1 env false --help > /dev/null || fail=1
26 if test -w /dev/full && test -c /dev/full; then
27 returns_ 1 env true --version > /dev/full || fail=1
28 returns_ 1 env true --help > /dev/full || fail=1
31 Exit $fail