tools/regression/bin/sh/expansion/plus-minus7.0

   1 # $FreeBSD$
   2
   3 e= s='foo'
   4 failures=''
   5 ok=''
   6
   7 testcase() {
   8         code="$1"
   9         expected="$2"
  10         oIFS="$IFS"
  11         eval "$code"
  12         IFS='|'
  13         result="$#|$*"
  14         IFS="$oIFS"
  15         if [ "x$result" = "x$expected" ]; then
  16                 ok=x$ok
  17         else
  18                 failures=x$failures
  19                 echo "For $code, expected $expected actual $result"
  20         fi
  21 }
  22
  23 testcase 'set -- ${s+a b}'                      '2|a|b'
  24 testcase 'set -- ${e:-a b}'                     '2|a|b'
  25
  26 test "x$failures" = x