1	#!/usr/bin/env bash
2
3	### echo dashes
4	echo -
5	echo --
6	echo ---
7	# stdout-json: "-\n--\n---\n"
8
9	### echo -en
10	echo -en 'abc\ndef\n'
11	# stdout-json: "abc\ndef\n"
12	# N-I dash stdout-json: "-en abc\ndef\n\n"
13
14	### echo -ez (invalid flag)
15	# bash differs from the other two shells, but its behavior is possibly more
16	# sensible, if you're going to ignore the error. It doesn't make sense for the
17	# 'e' to mean 2 different things simultaneously: flag and literal to be
18	# printed.
19	echo -ez 'abc\n'
20	# stdout-json: "-ez abc\\n\n"
21	# BUG dash/mksh stdout-json: "-ez abc\n\n"
22
23	### exec builtin
24	exec echo hi
25	# stdout: hi
26
27	### exec builtin with redirects
28	exec 1>&2
29	echo 'to stderr'
30	# stdout-json: ""
31	# stderr: to stderr
32
33	### exec builtin with here doc
34	# This has in a separate file because both code and data can be read from
35	# stdin.
36	$SH spec/exec-here-doc.sh
37	# stdout-json: "x=one\ny=two\nDONE\n"
38
39	### cd and $PWD
40	cd /
41	echo $PWD
42	# stdout: /
43
44	### $OLDPWD
45	cd /
46	cd $TMP
47	echo "old: $OLDPWD"
48	cd -
49	# stdout-json: "old: /\n/\n"
50
51	### pushd/popd
52	set -o errexit
53	cd /
54	pushd $TMP
55	popd
56	pwd
57	# status: 0
58	# N-I dash/mksh status: 127
59
60	### Source
61	lib=$TMP/spec-test-lib.sh
62	echo 'LIBVAR=libvar' > $lib
63	. $lib # dash doesn't have source
64	echo $LIBVAR
65	# stdout: libvar
66
67	### Exit builtin
68	exit 3
69	# status: 3
70
71	### Exit builtin with invalid arg
72	exit invalid
73	# Rationale: runtime errors are 1
74	# status: 1
75	# OK dash/bash status: 2
76
77	### Exit builtin with too many args
78	exit 7 8 9
79	echo "no exit: $?"
80	# status: 0
81	# stdout-json: "no exit: 1\n"
82	# BUG dash status: 7
83	# BUG dash stdout-json: ""
84	# OK mksh status: 1
85	# OK mksh stdout-json: ""
86
87	### time block
88	# bash and mksh work; dash does't.
89	# TODO: osh needs to implement BraceGroup redirect properly.
90	err=_tmp/time-$(basename $SH).txt
91	{
92	time {
93	sleep 0.01
94	sleep 0.02
95	}
96	} 2> $err
97	cat $err | grep --only-matching real
98	# Just check that we found 'real'.
99	# This is fiddly:
100	# | sed -n -E -e 's/.*(0m0\.03).*/\1/'
101	#
102	# status: 0
103	# stdout: real
104	# BUG dash status: 2
105	# BUG dash stdout-json: ""
106
107	### time pipeline
108	time echo hi | wc -c
109	# stdout: 3
110	# status: 0
111
112	### shift
113	set -- 1 2 3 4
114	shift
115	echo "$@"
116	shift 2
117	echo "$@"
118	# stdout-json: "2 3 4\n4\n"
119	# status: 0
120
121	### Shifting too far
122	set -- 1
123	shift 2
124	# status: 1
125	# OK dash status: 2
126
127	### Invalid shift argument
128	shift ZZZ
129	# status: 1
130	# OK dash status: 2
131	# BUG mksh status: 0
132
133	### Read builtin
134	# NOTE: there are TABS below
135	read x <<EOF
136	A B C D E
137	FG
138	EOF
139	echo "[$x]"
140	# stdout: [A B C D E]
141	# status: 0
142
143	### Read builtin with no newline.
144	# This is odd because the variable is populated successfully. OSH/Oil might
145	# need a separate put reading feature that doesn't use IFS.
146	echo -n ZZZ | { read x; echo $?; echo $x; }
147	# stdout-json: "1\nZZZ\n"
148	# status: 0
149
150	### Read builtin with multiple variables
151	# NOTE: there are TABS below
152	read x y z <<EOF
153	A B C D E
154	FG
155	EOF
156	echo "$x/$y/$z"
157	# stdout: A/B/C D E
158	# status: 0
159
160	### Read builtin with not enough variables
161	set -o errexit
162	set -o nounset # hm this doesn't change it
163	read x y z <<EOF
164	A B
165	EOF
166	echo /$x/$y/$z/
167	# stdout: /A/B//
168	# status: 0
169
170	### get umask
171	umask | grep '[0-9]\+' # check for digits
172	# status: 0
173
174	### set umask in octal
175	rm $TMP/umask-one $TMP/umask-two
176	umask 0002
177	echo one > $TMP/umask-one
178	umask 0022
179	echo two > $TMP/umask-two
180	stat -c '%a' $TMP/umask-one $TMP/umask-two
181	# status: 0
182	# stdout-json: "664\n644\n"
183	# stderr-json: ""
184
185	### set umask symbolically
186	rm $TMP/umask-one $TMP/umask-two
187	echo one > $TMP/umask-one
188	umask g-w,o-w
189	echo two > $TMP/umask-two
190	stat -c '%a' $TMP/umask-one $TMP/umask-two
191	# status: 0
192	# stdout-json: "664\n644\n"
193	# stderr-json: ""
194