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authorDenys Vlasenko2017-07-18 01:40:01 +0200
committerDenys Vlasenko2017-07-18 01:40:01 +0200
commit38ef39a1abd46ca390b0259ebd0b35e9ea9ccb68 (patch)
tree7c2f7de98cd1a7b467be6529eff98c23b999af17 /shell/hush_test
parent3bab36b18baa0dc254445828f492051450a38d41 (diff)
downloadbusybox-38ef39a1abd46ca390b0259ebd0b35e9ea9ccb68.zip
busybox-38ef39a1abd46ca390b0259ebd0b35e9ea9ccb68.tar.gz
hush: add readonly testcase, fix fallout
function old new delta helper_export_local 185 214 +29 run_pipe 1549 1560 +11 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 2/0 up/down: 40/0) Total: 40 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'shell/hush_test')
-rw-r--r--shell/hush_test/hush-vars/readonly0.right12
-rwxr-xr-xshell/hush_test/hush-vars/readonly0.tests24
2 files changed, 36 insertions, 0 deletions
diff --git a/shell/hush_test/hush-vars/readonly0.right b/shell/hush_test/hush-vars/readonly0.right
new file mode 100644
index 0000000..9688d2e
--- /dev/null
+++ b/shell/hush_test/hush-vars/readonly0.right
@@ -0,0 +1,12 @@
+readonly a=A
+readonly b=B
+Ok:0
+hush: a=A: readonly variable
+Fail:1
+hush: a=A: readonly variable
+Fail:1
+hush: a=A: readonly variable
+Fail:1
+Visible:0
+hush: a: readonly variable
+Fail:1
diff --git a/shell/hush_test/hush-vars/readonly0.tests b/shell/hush_test/hush-vars/readonly0.tests
new file mode 100755
index 0000000..3845f76
--- /dev/null
+++ b/shell/hush_test/hush-vars/readonly0.tests
@@ -0,0 +1,24 @@
+readonly a=A
+b=B
+readonly b
+# readonly on already readonly var is harmless
+readonly b a
+readonly | grep '^readonly [ab]='
+# this should work
+export a b
+export -n a b
+echo Ok:$?
+env | grep -e^a= -e^b= # shows nothing
+
+# these should all fail (despite the same value being assigned)
+# bash does not abort even in non-interactive more (in script)
+true
+a=A
+echo Fail:$?; true
+readonly a=A
+echo Fail:$?; true
+export a=A
+echo Fail:$?; true
+a=A echo Visible:$? # command still runs
+unset a
+echo Fail:$?; true