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ash: add a few tests from hush-vars/*

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2017-07-25 14:55:05 +02:00
parent 73c47f6c41
commit 64925384c9
10 changed files with 283 additions and 23 deletions
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1
shell/hush_test/hush-vars/param_expand_alt.right
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@@ -1,6 +1,7 @@
hush: syntax error: unterminated ${name}
hush: syntax error: unterminated ${name}
__ __
_z_ _z_
_ _ _ _ _
_aaaa _ _ _word _word
_ _ _ _ _

14
shell/hush_test/hush-vars/param_expand_alt.tests
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@@ -1,9 +1,15 @@
# first try some invalid patterns (do in subshell due to parsing error)
"$THIS_SH" -c 'echo ${+} ; echo moo'
"$THIS_SH" -c 'echo ${:+} ; echo moo'
# First try some invalid patterns. Do in subshell due to parsing error.
# (set argv0 to "SHELL" to avoid "/path/to/shell: blah" in error messages)
"$THIS_SH" -c 'echo ${+} ; echo moo' SHELL
"$THIS_SH" -c 'echo ${:+} ; echo moo' SHELL
# now some funky ones. (bash doesn't accept ${#+})
# now some funky ones.
# ${V+word} "if V unset, then substitute nothing, else substitute word"
# ${V:+word} "if V unset or '', then substitute nothing, else substitute word"
# bash doesn't accept ${#+}. ash prints 0 (not $#).
echo _${#+}_ _${#:+}_
# Forms with non-empty word work as expected in both ash and bash.
echo _${#+z}_ _${#:+z}_
# now some valid ones
set --

27
shell/hush_test/hush-vars/param_expand_assign.tests
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@@ -1,22 +1,23 @@
# first try some invalid patterns (do in subshell due to parsing error)
"$THIS_SH" -c 'echo ${=}'
"$THIS_SH" -c 'echo ${:=}'
# First try some invalid patterns. Do in subshell due to parsing error.
# (set argv0 to "SHELL" to avoid "/path/to/shell: blah" in error messages)
"$THIS_SH" -c 'echo ${=}' SHELL
"$THIS_SH" -c 'echo ${:=}' SHELL
# now some funky ones
"$THIS_SH" -c 'echo ${#=}'
"$THIS_SH" -c 'echo ${#:=}'
"$THIS_SH" -c 'echo ${#=}' SHELL
"$THIS_SH" -c 'echo ${#:=}' SHELL
# should error out
"$THIS_SH" -c 'set --; echo _${1=}'
"$THIS_SH" -c 'set --; echo _${1:=}'
"$THIS_SH" -c 'set --; echo _${1=word}'
"$THIS_SH" -c 'set --; echo _${1:=word}'
"$THIS_SH" -c 'set --; echo _${1=}' SHELL
"$THIS_SH" -c 'set --; echo _${1:=}' SHELL
"$THIS_SH" -c 'set --; echo _${1=word}' SHELL
"$THIS_SH" -c 'set --; echo _${1:=word}' SHELL
# should not error
"$THIS_SH" -c 'set aa; echo _${1=}'
"$THIS_SH" -c 'set aa; echo _${1:=}'
"$THIS_SH" -c 'set aa; echo _${1=word}'
"$THIS_SH" -c 'set aa; echo _${1:=word}'
"$THIS_SH" -c 'set aa; echo _${1=}' SHELL
"$THIS_SH" -c 'set aa; echo _${1:=}' SHELL
"$THIS_SH" -c 'set aa; echo _${1=word}' SHELL
"$THIS_SH" -c 'set aa; echo _${1:=word}' SHELL
# should work fine
unset f; echo _$f

13
shell/hush_test/hush-vars/param_expand_bash_substring.tests
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@@ -1,13 +1,14 @@
# first try some invalid patterns
# do all of these in subshells since it's supposed to error out
# (set argv0 to "SHELL" to avoid "/path/to/shell: blah" in error messages)
export var=0123456789
"$THIS_SH" -c 'echo ${:}'
"$THIS_SH" -c 'echo ${::}'
"$THIS_SH" -c 'echo ${:1}'
"$THIS_SH" -c 'echo ${::1}'
"$THIS_SH" -c 'echo ${:}' SHELL
"$THIS_SH" -c 'echo ${::}' SHELL
"$THIS_SH" -c 'echo ${:1}' SHELL
"$THIS_SH" -c 'echo ${::1}' SHELL
#this also is not valid in bash, but we accept it:
"$THIS_SH" -c 'echo ${var:}'
#this also is not valid in bash, hush accepts it:
"$THIS_SH" -c 'echo ${var:}' SHELL
# then some funky ones
# UNFIXED BUG: this should work: "$THIS_SH" -c 'echo ${?:0}'