diff options
Diffstat (limited to 'tests/lastpipe.tests')
-rw-r--r-- | tests/lastpipe.tests | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/tests/lastpipe.tests b/tests/lastpipe.tests new file mode 100644 index 0000000..775e81d --- /dev/null +++ b/tests/lastpipe.tests @@ -0,0 +1,73 @@ +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# +binfalse() +{ + $binfalse || return 1 # normalize return value +} + +if [ -x /usr/bin/true ]; then + bintrue=/usr/bin/true +elif [ -x /bin/true ]; then + bintrue=/bin/true +else + bintrue=true +fi +if [ -x /usr/bin/false ]; then + binfalse=/usr/bin/false +elif [ -x /bin/false ]; then + binfalse=/bin/false +else + binfalse=false +fi + +shopt -s lastpipe + +unset foo bar +echo a b c | read foo +echo after 1: foo = $foo + +unset tot +declare -i tot +printf "%d\n" 1 2 3 | while read foo; do tot+=$foo; done +echo after 2: tot = $tot + +unset bar +echo g h i | bar=7 +echo after: $bar + +unset foo last +printf "%s\n" a b c | while read foo; do last=$foo; done +echo last = $last + +exit 142 | false +echo $? -- ${PIPESTATUS[@]} + +true | false | $bintrue +echo $? -- ${PIPESTATUS[@]} + +true | $bintrue | false +echo $? -- ${PIPESTATUS[@]} + +set -o pipefail +true | $bintrue | false +echo $? -- ${PIPESTATUS[@]} + +true | binfalse | true +echo $? -- ${PIPESTATUS[@]} +set +o pipefail + +${THIS_SH} ./lastpipe1.sub +echo lastpipe1.sub returns $? + +${THIS_SH} ./lastpipe2.sub |