sh/tests/expansion/plus-minus4.0

   1 # $FreeBSD: head/bin/sh/tests/expansion/plus-minus4.0 211080 2010-08-08 17:03:23Z jilles $
   2
   3 # These may be a bit unclear in the POSIX spec or the proposed revisions,
   4 # and conflict with bash's interpretation, but I think ksh93's interpretation
   5 # makes most sense. In particular, it makes no sense to me that single-quotes
   6 # must match but are not removed.
   7
   8 e= q='?' a='*' t=texttext s='ast*que?non' p='/et[c]/' w='a b c' b='{{(#)}}'
   9 h='##'
  10 failures=''
  11 ok=''
  12
  13 testcase() {
  14         code="$1"
  15         expected="$2"
  16         oIFS="$IFS"
  17         eval "$code"
  18         IFS='|'
  19         result="$#|$*"
  20         IFS="$oIFS"
  21         if [ "x$result" = "x$expected" ]; then
  22                 ok=x$ok
  23         else
  24                 failures=x$failures
  25                 echo "For $code, expected $expected actual $result"
  26         fi
  27 }
  28
  29 testcase 'set -- ${e:-'"'"'}'"'"'}'             '1|}'
  30 testcase "set -- \${e:-\\'}"                    "1|'"
  31 testcase "set -- \${e:-\\'\\'}"                 "1|''"
  32 testcase "set -- \"\${e:-'}\""                  "1|'"
  33 testcase "set -- \"\${e:-'}'}\""                "1|''}"
  34 testcase "set -- \"\${e:-''}\""                 "1|''"
  35 testcase 'set -- ${e:-\a}'                      '1|a'
  36 testcase 'set -- "${e:-\a}"'                    '1|\a'
  37
  38 test "x$failures" = x