1	#!/usr/bin/env bash
2
3	#### zero args: [ ]
4	[ ] || echo false
5	## stdout: false
6
7	#### one arg: [ x ] where x is one of '=' '!' '(' ']'
8	[ = ]
9	echo status=$?
10	[ ] ]
11	echo status=$?
12	[ '!' ]
13	echo status=$?
14	[ '(' ]
15	echo status=$?
16	## stdout-json: "status=0\nstatus=0\nstatus=0\nstatus=0\n"
17
18	#### one arg: empty string is false. Equivalent to -n.
19	test 'a' && echo true
20	test '' || echo false
21	## stdout-json: "true\nfalse\n"
22
23	#### -a as unary operator (alias of -e)
24	# NOT IMPLEMENTED FOR OSH, but could be later. See comment in core/id_kind.py.
25	[ -a / ]
26	echo status=$?
27	[ -a /nonexistent ]
28	echo status=$?
29	## stdout-json: "status=0\nstatus=1\n"
30	## N-I dash stdout-json: "status=2\nstatus=2\n"
31
32	#### two args: -z with = ! ( ]
33	[ -z = ]
34	echo status=$?
35	[ -z ] ]
36	echo status=$?
37	[ -z '!' ]
38	echo status=$?
39	[ -z '(' ]
40	echo status=$?
41	## stdout-json: "status=1\nstatus=1\nstatus=1\nstatus=1\n"
42
43	#### three args
44	[ foo = '' ]
45	echo status=$?
46	[ foo -a '' ]
47	echo status=$?
48	[ foo -o '' ]
49	echo status=$?
50	[ ! -z foo ]
51	echo status=$?
52	[ \( foo \) ]
53	echo status=$?
54	## stdout-json: "status=1\nstatus=1\nstatus=0\nstatus=0\nstatus=0\n"
55
56	#### four args
57	[ ! foo = foo ]
58	echo status=$?
59	[ \( -z foo \) ]
60	echo status=$?
61	## stdout-json: "status=1\nstatus=1\n"
62
63	#### test with extra args is syntax error
64	test -n x ]
65	echo status=$?
66	test -n x y
67	echo status=$?
68	## STDOUT:
69	status=2
70	status=2
71	## END
72
73	#### ] syntax errors
74	[
75	echo status=$?
76	test # not a syntax error
77	echo status=$?
78	[ -n x # missing ]
79	echo status=$?
80	[ -n x ] y # extra arg after ]
81	echo status=$?
82	[ -n x y # extra arg
83	echo status=$?
84	## STDOUT:
85	status=2
86	status=1
87	status=2
88	status=2
89	status=2
90	## END
91
92	#### -n
93	test -n 'a' && echo true
94	test -n '' || echo false
95	## stdout-json: "true\nfalse\n"
96
97	#### ! -a
98	[ -z '' -a ! -z x ]
99	echo status=$?
100	## stdout: status=0
101
102	#### -o
103	[ -z x -o ! -z x ]
104	echo status=$?
105	## stdout: status=0
106
107	#### ( )
108	[ -z '' -a '(' ! -z x ')' ]
109	echo status=$?
110	## stdout: status=0
111
112	#### ( ) ! -a -o with system version of [
113	command [ --version
114	command [ -z '' -a '(' ! -z x ')' ] && echo true
115	## stdout: true
116
117	#### == is alias for =
118	[ a = a ] && echo true
119	[ a == a ] && echo true
120	## stdout-json: "true\ntrue\n"
121	## BUG dash stdout-json: "true\n"
122	## BUG dash status: 2
123
124	#### == and = does not do glob
125	[ abc = 'a*' ]
126	echo status=$?
127	[ abc == 'a*' ]
128	echo status=$?
129	## stdout-json: "status=1\nstatus=1\n"
130	## N-I dash stdout-json: "status=1\nstatus=2\n"
131
132	#### [ with op variable
133	# OK -- parsed AFTER evaluation of vars
134	op='='
135	[ a $op a ] && echo true
136	[ a $op b ] || echo false
137	## status: 0
138	## stdout-json: "true\nfalse\n"
139
140	#### [ with unquoted empty var
141	empty=''
142	[ $empty = '' ] && echo true
143	## status: 2
144
145	#### [ compare with literal -f
146	# Hm this is the same
147	var=-f
148	[ $var = -f ] && echo true
149	[ '-f' = $var ] && echo true
150	## stdout-json: "true\ntrue\n"
151
152	#### [ '(' foo ] is runtime syntax error
153	[ '(' foo ]
154	echo status=$?
155	## stdout: status=2
156
157	#### -z '>' implies two token lookahead
158	[ -z ] && echo true # -z is operand
159	[ -z '>' ] || echo false # -z is operator
160	[ -z '>' -- ] && echo true # -z is operand
161	## stdout-json: "true\nfalse\ntrue\n"
162
163	#### operator/operand ambiguity with ]
164	# bash parses this as '-z' AND ']', which is true. It's a syntax error in
165	# dash/mksh.
166	[ -z -a ] ]
167	echo status=$?
168	## stdout: status=0
169	## OK mksh stdout: status=2
170	## OK dash stdout: status=2
171
172	#### operator/operand ambiguity with -a
173	# bash parses it as '-z' AND '-a'. It's a syntax error in mksh but somehow a
174	# runtime error in dash.
175	[ -z -a -a ]
176	echo status=$?
177	## stdout: status=0
178	## OK mksh stdout: status=2
179	## OK dash stdout: status=1
180
181	#### -d
182	test -d $TMP
183	echo status=$?
184	test -d $TMP/__nonexistent_Z_Z__
185	echo status=$?
186	## stdout-json: "status=0\nstatus=1\n"
187
188	#### -x
189	rm -f $TMP/x
190	echo 'echo hi' > $TMP/x
191	test -x $TMP/x || echo 'no'
192	chmod +x $TMP/x
193	test -x $TMP/x && echo 'yes'
194	test -x $TMP/__nonexistent__ || echo 'bad'
195	## stdout-json: "no\nyes\nbad\n"
196
197	#### -r
198	echo '1' > $TMP/testr_yes
199	echo '2' > $TMP/testr_no
200	chmod -r $TMP/testr_no # remove read permission
201	test -r $TMP/testr_yes && echo 'yes'
202	test -r $TMP/testr_no || echo 'no'
203	## stdout-json: "yes\nno\n"
204
205	#### -w
206	rm -f $TMP/testw_*
207	echo '1' > $TMP/testw_yes
208	echo '2' > $TMP/testw_no
209	chmod -w $TMP/testw_no # remove write permission
210	test -w $TMP/testw_yes && echo 'yes'
211	test -w $TMP/testw_no || echo 'no'
212	## stdout-json: "yes\nno\n"
213
214	#### -h and -L test for symlink
215	tmp=$TMP/builtin-test-1
216	mkdir -p $tmp
217	touch $tmp/zz
218	ln -s -f $tmp/zz $tmp/symlink
219	ln -s -f $tmp/__nonexistent_ZZ__ $tmp/dangling
220	test -L $tmp/zz || echo no
221	test -h $tmp/zz || echo no
222	test -f $tmp/symlink && echo is-file
223	test -L $tmp/symlink && echo symlink
224	test -h $tmp/symlink && echo symlink
225	test -L $tmp/dangling && echo dangling
226	test -h $tmp/dangling && echo dangling
227	test -f $tmp/dangling || echo 'dangling is not file'
228	## STDOUT:
229	no
230	no
231	is-file
232	symlink
233	symlink
234	dangling
235	dangling
236	dangling is not file
237	## END
238
239	#### -t 1 for stdout
240	# There is no way to get a terminal in the test environment?
241	[ -t 1 ]
242	echo status=$?
243	## stdout: status=1
244
245	#### [ -t invalid ]
246	[ -t invalid ]
247	echo status=$?
248	## stdout: status=2
249	## BUG bash stdout: status=1
250
251	#### -ot and -nt
252	touch -d 2017/12/31 $TMP/x
253	touch -d 2018/01/01 > $TMP/y
254	test $TMP/x -ot $TMP/y && echo 'older'
255	test $TMP/x -nt $TMP/y || echo 'not newer'
256	test $TMP/x -ot $TMP/x || echo 'not older than itself'
257	test $TMP/x -nt $TMP/x || echo 'not newer than itself'
258	## STDOUT:
259	older
260	not newer
261	not older than itself
262	not newer than itself
263	## END
264
265	#### [ a -eq b ]
266	[ a -eq a ]
267	echo status=$?
268	## STDOUT:
269	status=2
270	## END
271	## BUG mksh STDOUT:
272	status=0
273	## END
274
275	#### test -s
276	test -s __nonexistent
277	echo status=$?
278	touch $TMP/empty
279	test -s $TMP/empty
280	echo status=$?
281	echo nonempty > $TMP/nonempty
282	test -s $TMP/nonempty
283	echo status=$?
284	## STDOUT:
285	status=1
286	status=1
287	status=0
288	## END
289
290	#### test -b -c -S (block, character, socket)
291	# NOTE: we do not have the "true" case
292
293	echo -b
294	test -b nonexistent
295	echo status=$?
296	test -b testdata
297	echo status=$?
298
299	echo -c
300	test -c nonexistent
301	echo status=$?
302	test -c testdata
303	echo status=$?
304
305	echo -S
306	test -S nonexistent
307	echo status=$?
308	test -S testdata
309	echo status=$?
310
311	## STDOUT:
312	-b
313	status=1
314	status=1
315	-c
316	status=1
317	status=1
318	-S
319	status=1
320	status=1
321	## END
322
323
324	#### test -p named pipe
325	mkfifo $TMP/fifo
326	test -p $TMP/fifo
327	echo status=$?
328
329	test -p testdata
330	echo status=$?
331
332	## STDOUT:
333	status=0
334	status=1
335	## END
336
337	#### -G and -O for effective user ID and group ID
338
339	test -O bin
340	echo status=$?
341	test -O __nonexistent__
342	echo status=$?
343
344	test -G bin
345	echo status=$?
346	test -G __nonexistent__
347	echo status=$?
348
349	## STDOUT:
350	status=0
351	status=1
352	status=0
353	status=1
354	## END
355
356	#### test -o for options
357	# note: it's lame that the 'false' case is confused with the 'typo' case.
358	# but checking for error code 2 is unlikely anyway.
359	test -o nounset
360	echo status=$?
361
362	set -o nounset
363	echo status=$?
364
365	test -o _bad_name_
366	echo status=$?
367	## STDOUT:
368	status=1
369	status=0
370	status=1
371	## END
372	## N-I dash STDOUT:
373	status=2
374	status=0
375	status=2
376	## END
377
378	#### -nt -ot
379	[ present -nt absent ] || exit 1
380	[ absent -ot present ] || exit 2
381	## status: 1