tests/posixexp1.sub

   1 # $FreeBSD: src/tools/regression/bin/sh/expansion/set-u1.0,v 1.2 2010/10/12 18:20:38 obrien Exp $
   2
   3 ${THIS_SH} -uc 'unset foo; echo ${foo}' 2>/dev/null && exit 1
   4 ${THIS_SH} -uc 'unset foo; echo $foo' 2>/dev/null && exit 1
   5 ${THIS_SH} -uc 'foo=; echo $foo' >/dev/null || exit 2
   6 ${THIS_SH} -uc 'foo=1; echo $foo' >/dev/null || exit 3
   7 # -/+/= are unaffected by set -u
   8 ${THIS_SH} -uc 'unset foo; echo ${foo-}' >/dev/null || exit 4
   9 ${THIS_SH} -uc 'unset foo; echo ${foo+}' >/dev/null || exit 5
  10 ${THIS_SH} -uc 'unset foo; echo ${foo=}' >/dev/null || exit 6
  11 # length/trimming are affected
  12 ${THIS_SH} -uc 'unset foo; echo ${#foo}' 2>/dev/null && exit 7
  13 ${THIS_SH} -uc 'foo=; echo ${#foo}' >/dev/null || exit 8
  14 ${THIS_SH} -uc 'unset foo; echo ${foo#?}' 2>/dev/null && exit 9
  15 ${THIS_SH} -uc 'foo=1; echo ${foo#?}' >/dev/null || exit 10
  16 ${THIS_SH} -uc 'unset foo; echo ${foo##?}' 2>/dev/null && exit 11
  17 ${THIS_SH} -uc 'foo=1; echo ${foo##?}' >/dev/null || exit 12
  18 ${THIS_SH} -uc 'unset foo; echo ${foo%?}' 2>/dev/null && exit 13
  19 ${THIS_SH} -uc 'foo=1; echo ${foo%?}' >/dev/null || exit 14
  20 ${THIS_SH} -uc 'unset foo; echo ${foo%%?}' 2>/dev/null && exit 15
  21 ${THIS_SH} -uc 'foo=1; echo ${foo%%?}' >/dev/null || exit 16
  22
  23 ${THIS_SH} -uc 'echo $!' 2>/dev/null && exit 17
  24 ${THIS_SH} -uc ':& echo $!' >/dev/null || exit 18
  25 ${THIS_SH} -uc 'echo $#' >/dev/null || exit 19
  26 ${THIS_SH} -uc 'echo $1' 2>/dev/null && exit 20
  27 ${THIS_SH} -uc 'echo $1' ${THIS_SH} xnotthere >/dev/null || exit 21
  28 ${THIS_SH} -uc 'echo $2' ${THIS_SH} xnotthere 2>/dev/null && exit 22
  29 ${THIS_SH} -uc 'echo $2' ${THIS_SH} xnotthere ynotthere >/dev/null || exit 23
  30 exit 0