1	#!/usr/bin/env bash
2	#
3	# Tests nocasematch matching
4
5	#### [[ equality matching
6	shopt -s nocasematch
7	[[ a == A ]]; echo $?
8	[[ A == a ]]; echo $?
9	[[ A == [a] ]]; echo $?
10	[[ a == [A] ]]; echo $?
11	## STDOUT:
12	0
13	0
14	0
15	0
16	## END
17
18	#### [[ regex matching
19	shopt -s nocasematch
20	[[ a =~ A ]]; echo $?
21	[[ A =~ a ]]; echo $?
22	[[ a =~ [A] ]]; echo $?
23	[[ A =~ [a] ]]; echo $?
24	## STDOUT:
25	0
26	0
27	0
28	0
29	## END
30
31	#### [ matching
32	shopt -s nocasematch
33	[ a = A ]; echo $?
34	[ A = a ]; echo $?
35	## STDOUT:
36	1
37	1
38	## END
39
40	#### case matching
41	shopt -s nocasematch
42	case a in A) echo 0 ;; *) echo 1 ;; esac
43	case A in a) echo 0 ;; *) echo 1 ;; esac
44	case a in [A]) echo 0 ;; *) echo 1 ;; esac
45	case A in [a]) echo 0 ;; *) echo 1 ;; esac
46	## STDOUT:
47	0
48	0
49	0
50	0
51	## END
52
53	#### file matching
54	shopt -s nocasematch
55	touch a B
56	echo [A] [b]
57	## STDOUT:
58	[A] [b]
59	## END
60
61	#### parameter expansion matching
62	shopt -s nocasematch
63	foo=a
64	bar=A
65	echo "${foo#A}" "${foo#[A]}"
66	echo "${bar#a}" "${bar#[a]}"
67	## STDOUT:
68	a a
69	A A
70	## END