#!/bin/sh
# Exercise -T.

# Copyright 2016-2021 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 <https://www.gnu.org/licenses/>.

. "${srcdir=.}/init.sh"; path_prepend_ ../src

fail=0

printf 'x\n\n' > in || framework_failure_

grep -T '^' in > out || fail=1
compare in out || fail=1

printf 'in:\tx\nin:\n' > exp || framework_failure_
grep -T '^' in /dev/null > out || fail=1
compare exp out || fail=1

printf '%s\n' a b c d e f g h i j > in1 || framework_failure_
printf 'in1: 1:\ta\n' > exp1 || framework_failure_
grep -Tn 'a' in1 /dev/null > out1 || fail=1
compare exp1 out1 || fail=1

Exit $fail
