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#!/bin/sh
# Test nl with multibyte section delimiters.
# Copyright (C) 2026 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/>.
. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
print_ver_ nl printf
test "$LOCALE_FR_UTF8" != none || skip_ "French UTF-8 locale not available"
cat <<\EOF > exp || framework_failure_
1 a
2 b
3 c
EOF
test_nl_multibyte ()
{
{
export LC_ALL="$LOCALE_FR_UTF8"
# A missing second character implies ':'.
env printf "$2$2$2\na\n$2$2\nb\n$2\nc\n" > inp || framework_failure_
nl -p -ha -fa -d $(env printf "$1") < inp > out || fail=1
}
compare exp out
}
# Implied ':' character.
test_nl_multibyte '\xc3' '\xc3:' || fail=1
test_nl_multibyte '\uB250' '\uB250:' || fail=1
# Two characters.
test_nl_multibyte '\xc3\xc3' '\xc3\xc3' || fail=1
test_nl_multibyte '\uB250\uB250' '\uB250\uB250' || fail=1
# More than 2 characters is a GNU extension.
test_nl_multibyte '\uB250\uB250\uB250' '\uB250\uB250\uB250' || fail=1
test_nl_multibyte "$(bad_unicode)" "$(bad_unicode)" || fail=1
Exit $fail
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