tests/test-dfa-invalid-merge.sh

   1 #!/bin/sh
   2 # The DFA matcher would wrongly convert a regular expression like
   3 # a+a+a to a+a, thus possibly reporting a false match.
   4 # Introduced in v0.1-2111-g4299106ce
   5
   6 # Copyright 2020-2024 Free Software Foundation, Inc.
   7
   8 # This program is free software: you can redistribute it and/or modify
   9 # it under the terms of the GNU General Public License as published by
  10 # the Free Software Foundation, either version 3 of the License, or
  11 # (at your option) any later version.
  12
  13 # This program is distributed in the hope that it will be useful,
  14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 # GNU General Public License for more details.
  17
  18 # You should have received a copy of the GNU General Public License
  19 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
  20
  21 . "${srcdir=.}/init.sh"; path_prepend_ ../src
  22
  23 # Add "." to PATH for the use of test-dfa-match-aux.
  24 path_prepend_ .
  25
  26 fail=0
  27
  28 LC_ALL=C returns_ 0 ${CHECKER} test-dfa-match-aux 'x+x+x+' xx > out 2>&1
  29 compare /dev/null out || fail=1
  30
  31 Exit $fail