1 # do all of these in subshells since it's supposed to error out
3 # first try some invalid patterns
4 #"$THIS_SH" -c 'echo ${?}' -- this is valid as it's the same as $?
5 "$THIS_SH" -c 'echo ${:?}'
8 # note: bash prints 1 - treats it as "length of $#"
9 "$THIS_SH" -c 'echo ${#?}'
11 "$THIS_SH" -c 'echo ${#:?}'
14 export msg_unset="unset!"
15 export msg_null_or_unset="null or unset!"
18 "$THIS_SH" -c 'set --; echo _$1'
19 "$THIS_SH" -c 'set --; echo _${1?}'
20 "$THIS_SH" -c 'set --; echo _${1:?}'
21 "$THIS_SH" -c 'set --; echo _${1?message1}'
22 "$THIS_SH" -c 'set --; echo _${1:?message1}'
23 "$THIS_SH" -c 'set --; echo _${1?$msg_unset}'
24 "$THIS_SH" -c 'set --; echo _${1:?$msg_null_or_unset}'
27 "$THIS_SH" -c 'set -- aaaa; echo _$1'
28 "$THIS_SH" -c 'set -- aaaa; echo _${1?}'
29 "$THIS_SH" -c 'set -- aaaa; echo _${1:?}'
30 "$THIS_SH" -c 'set -- aaaa; echo _${1?word}'
31 "$THIS_SH" -c 'set -- aaaa; echo _${1:?word}'
32 "$THIS_SH" -c 'set -- aaaa; echo _${1?$msg_unset}'
33 "$THIS_SH" -c 'set -- aaaa; echo _${1:?$msg_null_or_unset}'
36 "$THIS_SH" -c 'unset f; echo _$f'
37 "$THIS_SH" -c 'unset f; echo _${f?}'
38 "$THIS_SH" -c 'unset f; echo _${f:?}'
39 "$THIS_SH" -c 'unset f; echo _${f?message3}'
40 "$THIS_SH" -c 'unset f; echo _${f:?message3}'
41 "$THIS_SH" -c 'unset f; echo _${f?$msg_unset}'
42 "$THIS_SH" -c 'unset f; echo _${f:?$msg_null_or_unset}'
45 "$THIS_SH" -c 'f=; echo _$f'
46 "$THIS_SH" -c 'f=; echo _${f?}'
47 "$THIS_SH" -c 'f=; echo _${f:?}'
48 "$THIS_SH" -c 'f=; echo _${f?word}'
49 "$THIS_SH" -c 'f=; echo _${f:?message4}'
50 "$THIS_SH" -c 'f=; echo _${f?$msg_unset}'
51 "$THIS_SH" -c 'f=; echo _${f:?$msg_null_or_unset}'
54 "$THIS_SH" -c 'f=fff; echo _$f'
55 "$THIS_SH" -c 'f=fff; echo _${f?}'
56 "$THIS_SH" -c 'f=fff; echo _${f:?}'
57 "$THIS_SH" -c 'f=fff; echo _${f?word}'
58 "$THIS_SH" -c 'f=fff; echo _${f:?word}'
59 "$THIS_SH" -c 'f=fff; echo _${f?$msg_unset}'
60 "$THIS_SH" -c 'f=fff; echo _${f:?$msg_null_or_unset}'