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authorDenys Vlasenko2010-05-22 03:12:29 +0200
committerDenys Vlasenko2010-05-22 03:12:29 +0200
commit1e811b12317d0eab4e78d848caa640cca497a0a7 (patch)
treeef60262af7944dfe557542bec9e1fb8bea367b60 /shell/hush_test/hush-vars
parentddc62f64baad8abdeb587b13afe8d47fb347981c (diff)
downloadbusybox-1e811b12317d0eab4e78d848caa640cca497a0a7.zip
busybox-1e811b12317d0eab4e78d848caa640cca497a0a7.tar.gz
hush: support ${var:EXPR:EXPR}!
function old new delta handle_dollar 574 681 +107 expand_and_evaluate_arith - 77 +77 expand_vars_to_list 2302 2374 +72 add_till_closing_bracket 359 368 +9 builtin_exit 48 47 -1 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 3/1 up/down: 265/-1) Total: 264 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'shell/hush_test/hush-vars')
-rw-r--r--shell/hush_test/hush-vars/param_expand_bash_substring.right10
-rwxr-xr-xshell/hush_test/hush-vars/param_expand_bash_substring.tests98
2 files changed, 64 insertions, 44 deletions
diff --git a/shell/hush_test/hush-vars/param_expand_bash_substring.right b/shell/hush_test/hush-vars/param_expand_bash_substring.right
index 6e3eb3b..53b8836 100644
--- a/shell/hush_test/hush-vars/param_expand_bash_substring.right
+++ b/shell/hush_test/hush-vars/param_expand_bash_substring.right
@@ -39,3 +39,13 @@ f:1:2=|12|
f::2 =|01|
f:1: =||
f:: =||
+Substrings with expressions
+f =|01234567|
+f:1+1:2+2 =|2345|
+f:-1:2+2 =|01234567|
+f:1:f =|1234567|
+f:1:$f =|1234567|
+f:1:${f} =|1234567|
+f:1:${f:3:1} =|123|
+f:1:1`echo 1`=|1|
+Done
diff --git a/shell/hush_test/hush-vars/param_expand_bash_substring.tests b/shell/hush_test/hush-vars/param_expand_bash_substring.tests
index eedd435..a80523a 100755
--- a/shell/hush_test/hush-vars/param_expand_bash_substring.tests
+++ b/shell/hush_test/hush-vars/param_expand_bash_substring.tests
@@ -1,8 +1,6 @@
+# first try some invalid patterns
# do all of these in subshells since it's supposed to error out
-
export var=0123456789
-
-# first try some invalid patterns
"$THIS_SH" -c 'echo ${:}'
"$THIS_SH" -c 'echo ${::}'
"$THIS_SH" -c 'echo ${:1}'
@@ -15,44 +13,56 @@ export var=0123456789
# UNFIXED BUG: this should work: "$THIS_SH" -c 'echo ${?:0}'
# now some valid ones
-"$THIS_SH" -c 'set --; echo "1 =|${1}|"'
-"$THIS_SH" -c 'set --; echo "1:1 =|${1:1}|"'
-"$THIS_SH" -c 'set --; echo "1:1:2=|${1:1:2}|"'
-"$THIS_SH" -c 'set --; echo "1::2 =|${1::2}|"'
-"$THIS_SH" -c 'set --; echo "1:1: =|${1:1:}|"'
-"$THIS_SH" -c 'set --; echo "1:: =|${1::}|"'
-
-"$THIS_SH" -c 'set -- 0123; echo "1 =|${1}|"'
-"$THIS_SH" -c 'set -- 0123; echo "1:1 =|${1:1}|"'
-"$THIS_SH" -c 'set -- 0123; echo "1:1:2=|${1:1:2}|"'
-"$THIS_SH" -c 'set -- 0123; echo "1::2 =|${1::2}|"'
-"$THIS_SH" -c 'set -- 0123; echo "1:1: =|${1:1:}|"'
-"$THIS_SH" -c 'set -- 0123; echo "1:: =|${1::}|"'
-
-"$THIS_SH" -c 'unset f; echo "f =|$f|"'
-"$THIS_SH" -c 'unset f; echo "f:1 =|${f:1}|"'
-"$THIS_SH" -c 'unset f; echo "f:1:2=|${f:1:2}|"'
-"$THIS_SH" -c 'unset f; echo "f::2 =|${f::2}|"'
-"$THIS_SH" -c 'unset f; echo "f:1: =|${f:1:}|"'
-"$THIS_SH" -c 'unset f; echo "f:: =|${f::}|"'
-
-"$THIS_SH" -c 'f=; echo "f =|$f|"'
-"$THIS_SH" -c 'f=; echo "f:1 =|${f:1}|"'
-"$THIS_SH" -c 'f=; echo "f:1:2=|${f:1:2}|"'
-"$THIS_SH" -c 'f=; echo "f::2 =|${f::2}|"'
-"$THIS_SH" -c 'f=; echo "f:1: =|${f:1:}|"'
-"$THIS_SH" -c 'f=; echo "f:: =|${f::}|"'
-
-"$THIS_SH" -c 'f=a; echo "f =|$f|"'
-"$THIS_SH" -c 'f=a; echo "f:1 =|${f:1}|"'
-"$THIS_SH" -c 'f=a; echo "f:1:2=|${f:1:2}|"'
-"$THIS_SH" -c 'f=a; echo "f::2 =|${f::2}|"'
-"$THIS_SH" -c 'f=a; echo "f:1: =|${f:1:}|"'
-"$THIS_SH" -c 'f=a; echo "f:: =|${f::}|"'
-
-"$THIS_SH" -c 'f=0123456789; echo "f =|$f|"'
-"$THIS_SH" -c 'f=0123456789; echo "f:1 =|${f:1}|"'
-"$THIS_SH" -c 'f=0123456789; echo "f:1:2=|${f:1:2}|"'
-"$THIS_SH" -c 'f=0123456789; echo "f::2 =|${f::2}|"'
-"$THIS_SH" -c 'f=0123456789; echo "f:1: =|${f:1:}|"'
-"$THIS_SH" -c 'f=0123456789; echo "f:: =|${f::}|"'
+set --; echo "1 =|${1}|"
+set --; echo "1:1 =|${1:1}|"
+set --; echo "1:1:2=|${1:1:2}|"
+set --; echo "1::2 =|${1::2}|"
+set --; echo "1:1: =|${1:1:}|"
+set --; echo "1:: =|${1::}|"
+
+set -- 0123; echo "1 =|${1}|"
+set -- 0123; echo "1:1 =|${1:1}|"
+set -- 0123; echo "1:1:2=|${1:1:2}|"
+set -- 0123; echo "1::2 =|${1::2}|"
+set -- 0123; echo "1:1: =|${1:1:}|"
+set -- 0123; echo "1:: =|${1::}|"
+
+unset f; echo "f =|$f|"
+unset f; echo "f:1 =|${f:1}|"
+unset f; echo "f:1:2=|${f:1:2}|"
+unset f; echo "f::2 =|${f::2}|"
+unset f; echo "f:1: =|${f:1:}|"
+unset f; echo "f:: =|${f::}|"
+
+f=; echo "f =|$f|"
+f=; echo "f:1 =|${f:1}|"
+f=; echo "f:1:2=|${f:1:2}|"
+f=; echo "f::2 =|${f::2}|"
+f=; echo "f:1: =|${f:1:}|"
+f=; echo "f:: =|${f::}|"
+
+f=a; echo "f =|$f|"
+f=a; echo "f:1 =|${f:1}|"
+f=a; echo "f:1:2=|${f:1:2}|"
+f=a; echo "f::2 =|${f::2}|"
+f=a; echo "f:1: =|${f:1:}|"
+f=a; echo "f:: =|${f::}|"
+
+f=0123456789; echo "f =|$f|"
+f=0123456789; echo "f:1 =|${f:1}|"
+f=0123456789; echo "f:1:2=|${f:1:2}|"
+f=0123456789; echo "f::2 =|${f::2}|"
+f=0123456789; echo "f:1: =|${f:1:}|"
+f=0123456789; echo "f:: =|${f::}|"
+
+echo "Substrings with expressions"
+f=01234567; echo 'f '"=|$f|"
+f=01234567; echo 'f:1+1:2+2 '"=|${f:1+1:2+2}|"
+f=01234567; echo 'f:-1:2+2 '"=|${f:-1:2+2}|"
+f=01234567; echo 'f:1:f '"=|${f:1:f}|"
+f=01234567; echo 'f:1:$f '"=|${f:1:$f}|"
+f=01234567; echo 'f:1:${f} '"=|${f:1:${f}}|"
+f=01234567; echo 'f:1:${f:3:1} '"=|${f:1:${f:3:1}}|"
+f=01234567; echo 'f:1:1`echo 1`'"=|${f:1:`echo 1`}|"
+
+echo Done