tests/posixexp2.sub

   1
   2 x=a\ b
   3 [ "$x" = "${x?}" ] || exit 1
   4 set -- ${x?}
   5 { [ "$#" = 2 ] && [ "$1" = a ] && [ "$2" = b ]; } || exit 1
   6 unset x
   7 (echo ${x?abcdefg}) 2>&1 | grep abcdefg >/dev/null || exit 1
   8 ${THIS_SH} -c 'unset foo; echo ${foo?}' 2>/dev/null && exit 2
   9 ${THIS_SH} -c 'foo=; echo ${foo:?}' 2>/dev/null && exit 3
  10 ${THIS_SH} -c 'foo=; echo ${foo?}' >/dev/null || exit 4
  11 ${THIS_SH} -c 'foo=1; echo ${foo:?}' >/dev/null || exit 5
  12 ${THIS_SH} -c 'echo ${!?}' 2>/dev/null && exit 6
  13 ${THIS_SH} -c ':& echo ${!?}' >/dev/null || exit 7
  14 ${THIS_SH} -c 'echo ${#?}' >/dev/null || exit 8
  15 ${THIS_SH} -c 'echo ${*?}' 2>/dev/null && exit 9
  16 ${THIS_SH} -c 'echo ${*?}' ${THIS_SH} x >/dev/null || exit 10
  17 ${THIS_SH} -c 'echo ${1?}' 2>/dev/null && exit 11
  18 ${THIS_SH} -c 'echo ${1?}' ${THIS_SH} x >/dev/null || exit 12
  19 ${THIS_SH} -c 'echo ${2?}' ${THIS_SH} x 2>/dev/null && exit 13
  20 ${THIS_SH} -c 'echo ${2?}' ${THIS_SH} x y >/dev/null || exit 14
  21 exit 0