tests: disable output buffering in config tests

Output buffering in tests made debugging much harder because crash in
middle of operation discarded while buffer and left us without a trace
what was going on.

diff --git a/tests/config/test.cfg b/tests/config/test.cfg
index 70d36845eebe41895820f8bb869e23ad87e74fde..23a712f099794ba9dccdb023399af8c4d5afb1e6 100644 (file)
--- a/tests/config/test.cfg
+++ b/tests/config/test.cfg
@@ -1,3 +1,7 @@
+-- disable output buffering to crashes do not leave us without log
+io.stdout:setvbuf('no')
+io.stderr:setvbuf('no')
+
 -- modify path to be able to load testing modules
 package.path = package.path .. ';' .. env.SOURCE_PATH .. '/?.lua'