tests/builtins2.sub

   1 # test behavior of shopt xpg_echo
   2
   3 USG_ECHO=off
   4 shopt -q xpg_echo && USG_ECHO=on
   5
   6 shopt -u xpg_echo
   7 echo 'a\n\n\nb'
   8
   9 shopt -s xpg_echo
  10 echo 'a\n\n\nb'