1# $FreeBSD: head/bin/sh/tests/expansion/trim9.0 292758 2015-12-26 22:27:48Z jilles $
2
3# POSIX does not specify these but they occasionally occur in the wild.
4# This just serves to keep working what currently works.
5
6failures=''
7ok=''
8
9testcase() {
10	code="$1"
11	expected="$2"
12	oIFS="$IFS"
13	eval "$code"
14	IFS='|'
15	result="$#|$*"
16	IFS="$oIFS"
17	if [ "x$result" = "x$expected" ]; then
18		ok=x$ok
19	else
20		failures=x$failures
21		echo "For $code, expected $expected actual $result"
22	fi
23}
24
25testcase 'shift $#; set -- "${*#Q}"'		'1|'
26testcase 'shift $#; set -- "${*##Q}"'		'1|'
27testcase 'shift $#; set -- "${*%Q}"'		'1|'
28testcase 'shift $#; set -- "${*%%Q}"'		'1|'
29testcase 'set -- Q R; set -- "${*#Q}"'		'1| R'
30testcase 'set -- Q R; set -- "${*##Q}"'		'1| R'
31testcase 'set -- Q R; set -- "${*%R}"'		'1|Q '
32testcase 'set -- Q R; set -- "${*%%R}"'		'1|Q '
33testcase 'set -- Q R; set -- "${*#S}"'		'1|Q R'
34testcase 'set -- Q R; set -- "${*##S}"'		'1|Q R'
35testcase 'set -- Q R; set -- "${*%S}"'		'1|Q R'
36testcase 'set -- Q R; set -- "${*%%S}"'		'1|Q R'
37testcase 'set -- Q R; set -- ${*#Q}'		'1|R'
38testcase 'set -- Q R; set -- ${*##Q}'		'1|R'
39testcase 'set -- Q R; set -- ${*%R}'		'1|Q'
40testcase 'set -- Q R; set -- ${*%%R}'		'1|Q'
41testcase 'set -- Q R; set -- ${*#S}'		'2|Q|R'
42testcase 'set -- Q R; set -- ${*##S}'		'2|Q|R'
43testcase 'set -- Q R; set -- ${*%S}'		'2|Q|R'
44testcase 'set -- Q R; set -- ${*%%S}'		'2|Q|R'
45testcase 'set -- Q R; set -- ${@#Q}'		'1|R'
46testcase 'set -- Q R; set -- ${@##Q}'		'1|R'
47testcase 'set -- Q R; set -- ${@%R}'		'1|Q'
48testcase 'set -- Q R; set -- ${@%%R}'		'1|Q'
49testcase 'set -- Q R; set -- ${@#S}'		'2|Q|R'
50testcase 'set -- Q R; set -- ${@##S}'		'2|Q|R'
51testcase 'set -- Q R; set -- ${@%S}'		'2|Q|R'
52testcase 'set -- Q R; set -- ${@%%S}'		'2|Q|R'
53testcase 'set -- Q R; set -- "${@#Q}"'		'2||R'
54testcase 'set -- Q R; set -- "${@%R}"'		'2|Q|'
55testcase 'set -- Q R; set -- "${@%%R}"'		'2|Q|'
56testcase 'set -- Q R; set -- "${@#S}"'		'2|Q|R'
57testcase 'set -- Q R; set -- "${@##S}"'		'2|Q|R'
58testcase 'set -- Q R; set -- "${@%S}"'		'2|Q|R'
59testcase 'set -- Q R; set -- "${@%%S}"'		'2|Q|R'
60
61test "x$failures" = x
62