sh/tests/expansion/cmdsubst7.0

   1 # $FreeBSD: head/bin/sh/tests/expansion/cmdsubst7.0 216778 2010-12-28 21:27:08Z jilles $
   2
   3 failures=''
   4 ok=''
   5
   6 testcase() {
   7         code="$1"
   8
   9         unset v
  10         eval ": \$($code)"
  11
  12         if [ "${v:+bad}" = "" ]; then
  13                 ok=x$ok
  14         else
  15                 failures=x$failures
  16                 echo "Failure for $code"
  17         fi
  18 }
  19
  20 testcase ': ${v=0}'
  21 testcase ': ${v:=0}'
  22 testcase ': $((v=1))'
  23 testcase ': $((v+=1))'
  24 w='v=1'
  25 testcase ': $(($w))'
  26 testcase ': $((${$+v=1}))'
  27 testcase ': $((v${$+=1}))'
  28 testcase ': $((v $(echo =) 1))'
  29 testcase ': $(($(echo $w)))'
  30
  31 test "x$failures" = x