sh/tests/expansion/set-u1.0

   1 # $FreeBSD$
   2
   3 ${SH} -uc 'unset foo; echo $foo' 2>/dev/null && exit 1
   4 ${SH} -uc 'foo=; echo $foo' >/dev/null || exit 1
   5 ${SH} -uc 'foo=1; echo $foo' >/dev/null || exit 1
   6 # -/+/= are unaffected by set -u
   7 ${SH} -uc 'unset foo; echo ${foo-}' >/dev/null || exit 1
   8 ${SH} -uc 'unset foo; echo ${foo+}' >/dev/null || exit 1
   9 ${SH} -uc 'unset foo; echo ${foo=}' >/dev/null || exit 1
  10 # length/trimming are affected
  11 ${SH} -uc 'unset foo; echo ${#foo}' 2>/dev/null && exit 1
  12 ${SH} -uc 'foo=; echo ${#foo}' >/dev/null || exit 1
  13 ${SH} -uc 'unset foo; echo ${foo#?}' 2>/dev/null && exit 1
  14 ${SH} -uc 'foo=1; echo ${foo#?}' >/dev/null || exit 1
  15 ${SH} -uc 'unset foo; echo ${foo##?}' 2>/dev/null && exit 1
  16 ${SH} -uc 'foo=1; echo ${foo##?}' >/dev/null || exit 1
  17 ${SH} -uc 'unset foo; echo ${foo%?}' 2>/dev/null && exit 1
  18 ${SH} -uc 'foo=1; echo ${foo%?}' >/dev/null || exit 1
  19 ${SH} -uc 'unset foo; echo ${foo%%?}' 2>/dev/null && exit 1
  20 ${SH} -uc 'foo=1; echo ${foo%%?}' >/dev/null || exit 1
  21
  22 ${SH} -uc 'echo $!' 2>/dev/null && exit 1
  23 ${SH} -uc ':& echo $!' >/dev/null || exit 1
  24 ${SH} -uc 'echo $#' >/dev/null || exit 1
  25 ${SH} -uc 'echo $1' 2>/dev/null && exit 1
  26 ${SH} -uc 'echo $1' ${SH} x >/dev/null || exit 1
  27 ${SH} -uc 'echo $2' ${SH} x 2>/dev/null && exit 1
  28 ${SH} -uc 'echo $2' ${SH} x y >/dev/null || exit 1
  29 exit 0