tests/fold/fold-nbsp.sh
#!/bin/sh
# Test fold --spaces with various Unicode non-breaking space characters.

# Copyright (C) 2025 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_ fold printf

test "$LOCALE_FR_UTF8" != none || skip_ "French UTF-8 locale not available"

LC_ALL=$LOCALE_FR_UTF8
export LC_ALL

# One U+2007 FIGURE SPACE characters.
env printf 'abcdefghijklmnop\u2007qrstuvwxyz\n' > input1 || framework_failure_
env printf 'abcdefghij\nklmnop\u2007qrs\ntuvwxyz\n'> exp1 || framework_failure_
fold --spaces --width 10 input1 > out1 || fail=1
compare exp1 out1 || fail=1

# Two U+00A0 NO-BREAK SPACE characters.
env printf 'abcdefghijklmnop\u00A0\u00A0qrstuvwxyz\n' > input2 \
  || framework_failure_
env printf 'abcdefghij\nklmnop\u00A0\u00A0qr\nstuvwxyz\n'> exp2 \
  || framework_failure_
fold --spaces --width 10 input2 > out2 || fail=1
compare exp2 out2 || fail=1

Exit $fail
