#!/bin/sh
# Ensure that case-insensitive matching works with German eszett

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

require_en_utf8_locale_
require_compiled_in_MB_support

fail=0

L=de_DE.UTF-8

ss=$(printf '\303\237')     # lowercase eszett
SS=$(printf '\341\272\236') # uppercase eszett

# Ensure that this matches:
# printf 'ß:SS ß:ẞ\n'|LC_ALL=de_DE.UTF-8 grep -i 'SS:ß ẞ:ß'

      data="$ss:SS $ss:$SS"
search_str="SS:$ss $SS:$ss "
printf "$data\n" > in || framework_failure_

for opt in -E -F -G; do
  LC_ALL=$L grep $opt -i "$search_str" in > out || fail=1
  compare out in || fail=1
done

Exit $fail