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# $FreeBSD$
# These may be a bit unclear in the POSIX spec or the proposed revisions,
# and conflict with bash's interpretation, but I think ksh93's interpretation
# makes most sense. In particular, it makes no sense to me that single-quotes
# must match but are not removed.
e= q='?' a='*' t=texttext s='ast*que?non' p='/et[c]/' w='a b c' b='{{(#)}}'
h='##'
failures=''
ok=''
testcase() {
code="$1"
expected="$2"
oIFS="$IFS"
eval "$code"
IFS='|'
result="$#|$*"
IFS="$oIFS"
if [ "x$result" = "x$expected" ]; then
ok=x$ok
else
failures=x$failures
echo "For $code, expected $expected actual $result"
fi
}
testcase 'set -- ${e:-'"'"'}'"'"'}' '1|}'
testcase "set -- \${e:-\\'}" "1|'"
testcase "set -- \${e:-\\'\\'}" "1|''"
testcase "set -- \"\${e:-'}\"" "1|'"
testcase "set -- \"\${e:-'}'}\"" "1|''}"
testcase "set -- \"\${e:-''}\"" "1|''"
testcase 'set -- ${e:-\a}' '1|a'
testcase 'set -- "${e:-\a}"' '1|\a'
test "x$failures" = x
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