#!/bin/sh
# This would fail for grep-2.21.

# Copyright 2014-2016 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=.}/init.sh"; path_prepend_ ../src

# Add "." to PATH for the use of dfa-match-aux.
path_prepend_ .

require_timeout_

fail=0

fail1=0
dfa-match-aux a ba 0 > out || fail1=1
compare /dev/null out || fail1=1
if test $fail1 -ne 0; then
  warn_ 'dfa-match test #1 failed\n'
  fail=1
fi

fail2=0
in=$(printf "bb\nbb")
timeout 3 dfa-match-aux a "$in" 1 > out || fail2=1
compare /dev/null out || fail2=1
if test $fail2 -ne 0; then
  warn_ 'dfa-match test #2 failed\n'
  fail=1
fi

Exit $fail