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Diffstat (limited to 'testsuite/unbuffered.sh')
-rw-r--r-- | testsuite/unbuffered.sh | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/testsuite/unbuffered.sh b/testsuite/unbuffered.sh new file mode 100644 index 0000000..b1a4c1b --- /dev/null +++ b/testsuite/unbuffered.sh @@ -0,0 +1,37 @@ +#!/bin/sh +# Test -u/--unbuffered option + +# Copyright (C) 2016 Free Software Foundation, Inc. + +# 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/>. +. "${srcdir=.}/testsuite/init.sh"; path_prepend_ ./sed +print_ver_ sed + +printf "1\n2\n" > in1 || framework_failure_ + +# expected output for both programs +printf "1\n" >> exp || framework_failure_ + + +# in unbuffered mode, +# sed should consume and print the first line, +# wc should see the rest of the input (second line). +# The second sed trims optional leading whitespace. +( sed -u 1q > out-sed ; wc -l | sed 's/^ *//' > out-wc ) < in1 + +compare_ exp out-sed || fail=1 +compare_ exp out-wc || fail=1 + + +Exit $fail |