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Diffstat (limited to 'tests/new-exp2.sub')
-rw-r--r-- | tests/new-exp2.sub | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/tests/new-exp2.sub b/tests/new-exp2.sub new file mode 100644 index 0000000..8dfe788 --- /dev/null +++ b/tests/new-exp2.sub @@ -0,0 +1,62 @@ +# 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/>. +# +export LC_ALL=C +export LANG=C + +# test out the new $(< filename) code +# it should be exactly equivalent to $(cat filename) + +FILENAME=$TMPDIR/bashtmp.x$$ + +trap 'rm -f $FILENAME' 0 + +cat >$FILENAME << EOF +line 1 +line 2 +line 3 +EOF + +LINES1=$(cat $FILENAME) +LINES2=$(< $FILENAME) + +if [[ $LINES1 != $LINES2 ]]; then + echo 'whoops: $(< filename) failed' +fi + +LINES2=$(< $TMPDIR/bashtmp.x*) +if [[ $LINES1 != $LINES2 ]]; then + echo 'whoops: $(< filename) with glob expansion failed' +fi + +# but the glob expansion in the redirection should fail in posix mode +set -o posix +exec 3>&2 +exec 2>/dev/null +LINES2=$(< $TMPDIR/bashtmp.x*) +exec 2>&3 +if [[ $LINES2 -gt 0 ]]; then + echo "whoops: redirection glob expansion should be disabled in posix mode" >&2 +fi +set +o posix + +# now see what happens when we try it with a non-existent file +rm -f /tmp/redir-notthere +LINES3=$(< /tmp/redir-notthere) +echo $? + +# These were bugs through bash-4.2 +{ : "$({xxxxxxxxxxxxxxxxxxxx}</dev/stdin)"; } <<<'hi' +echo ${xxxxxxxxxxxxxxxxxxxx} + +{ echo "$(1111111111111111111111</dev/stdin)"; } <<<'hi' |