1	#!/bin/bash
2
3	### Env value with equals
4	FOO=foo=foo printenv.py FOO
5	# stdout: foo=foo
6
7	### Env value using preceding Env binding
8	# This means that for ASSIGNMENT_WORD, on the RHS you invoke the parser again!
9	# Could be any kind of quoted string.
10	FOO="foo" BAR="[$FOO]" printenv.py FOO BAR
11	# stdout-json: "foo\n[foo]\n"
12	# BUG mksh stdout-json: "foo\n[]\n"
13
14	### Env value with two quotes
15	FOO='foo'"adjacent" printenv.py FOO
16	# stdout: fooadjacent
17
18	### Env value with escaped
19	FOO=foo\
20	# stdout: foo
21
22	### Escaped = in command name
23	# foo=bar is in the 'tests' dir.
24	PATH=tests foo\=bar
25	# stdout: HI
26
27	### Env binding not allowed before compound command
28	# bash gives exit code 2 for syntax error, because of 'do'.
29	# dash gives 0 because there is stuff after for? Should really give an error.
30	# mksh gives acceptable error of 1.
31	FOO=bar for i in a b; do printenv.py $FOO; done
32	# BUG dash status: 0
33	# OK mksh status: 1
34	# status: 2
35
36	### Trying to run keyword 'for'
37	FOO=bar for
38	# status: 127
39
40	### Empty env binding
41	EMPTY= printenv.py EMPTY
42	# stdout:
43
44	### Assignment doesn't do word splitting
45	words='one two'
46	a=$words
47	argv.py "$a"
48	# stdout: ['one two']
49
50	### Assignment doesn't do glob expansion
51	touch _tmp/z.Z _tmp/zz.Z
52	a=_tmp/*.Z
53	argv.py "$a"
54	# stdout: ['_tmp/*.Z']
55
56	### Env binding in readonly/declare disallowed
57	# I'm disallowing this in the oil shell, because it doesn't work in bash!
58	# (v=None vs v=foo)
59	# assert status 2 for parse error, but allow stdout v=None/status 0 for
60	# existing implementations.
61	FOO=foo readonly v=$(printenv.py FOO)
62	echo "v=$v"
63	# OK bash/dash/mksh stdout: v=None
64	# OK bash/dash/mksh status: 0
65	# status: 2
66
67	### Dependent export setting
68	# FOO is not respected here either.
69	export FOO=foo v=$(printenv.py FOO)
70	echo "v=$v"
71	# stdout: v=None