1	#
2	# Cases from
3	# http://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html
4
5	# My tests
6
7	#### Empty for loop is allowed
8	for x in; do
9	echo hi
10	echo $x
11	done
12	## stdout-json: ""
13
14	#### Empty for loop without in. Do can be on the same line I guess.
15	for x do
16	echo hi
17	echo $x
18	done
19	## stdout-json: ""
20
21	#### Empty case statement
22	case foo in
23	esac
24	## stdout-json: ""
25
26	#### Last case without ;;
27	foo=a
28	case $foo in
29	a) echo A ;;
30	b) echo B
31	esac
32	## stdout: A
33
34	#### Only case without ;;
35	foo=a
36	case $foo in
37	a) echo A
38	esac
39	## stdout: A
40
41	#### Case with optional (
42	foo=a
43	case $foo in
44	(a) echo A ;;
45	(b) echo B
46	esac
47	## stdout: A
48
49	#### Empty action for case is syntax error
50	# POSIX grammar seems to allow this, but bash and dash don't. Need ;;
51	foo=a
52	case $foo in
53	a)
54	b)
55	echo A ;;
56	d)
57	esac
58	## status: 2
59	## OK mksh status: 1
60
61	#### Empty action is allowed for last case
62	foo=b
63	case $foo in
64	a) echo A ;;
65	b)
66	esac
67	## stdout-json: ""
68
69	#### Case with | pattern
70	foo=a
71	case $foo in
72	a|b) echo A ;;
73	c)
74	esac
75	## stdout: A
76
77
78	#### Bare semi-colon not allowed
79	# This is disallowed by the grammar; bash and dash don't accept it.
80	;
81	## status: 2
82	## OK mksh status: 1
83
84
85
86	#
87	# Explicit tests
88	#
89
90
91
92	#### Command substitution in default
93	echo ${x:-$(ls -d /bin)}
94	## stdout: /bin
95
96
97	#### Arithmetic expansion
98	x=3
99	while [ $x -gt 0 ]
100	do
101	echo $x
102	x=$(($x-1))
103	done
104	## stdout-json: "3\n2\n1\n"
105
106	#### Newlines in compound lists
107	x=3
108	while
109	# a couple of <newline>s
110
111	# a list
112	date && ls -d /bin || echo failed; cat tests/hello.txt
113	# a couple of <newline>s
114
115	# another list
116	wc tests/hello.txt > _tmp/posix-compound.txt & true
117
118	do
119	# 2 lists
120	ls -d /bin
121	cat tests/hello.txt
122	x=$(($x-1))
123	[ $x -eq 0 ] && break
124	done
125	# Not testing anything but the status since output is complicated
126	## status: 0
127
128	#### Multiple here docs on one line
129	cat <<EOF1; cat <<EOF2
130	one
131	EOF1
132	two
133	EOF2
134	## stdout-json: "one\ntwo\n"
135
136	#### cat here doc; echo; cat here doc
137	cat <<EOF1; echo two; cat <<EOF2
138	one
139	EOF1
140	three
141	EOF2
142	## STDOUT:
143	one
144	two
145	three
146	## END