--source include/have_wsrep.inc

--echo #
--echo # wsrep_max_ws_rows
--echo #

--echo # save the initial value
SET @wsrep_max_ws_rows_global_saved = @@global.wsrep_max_ws_rows;

--echo # default
SELECT @@global.wsrep_max_ws_rows;

--echo
--echo # scope
--error ER_INCORRECT_GLOBAL_LOCAL_VAR
SELECT @@session.wsrep_max_ws_rows;
SET @@global.wsrep_max_ws_rows=1;
SELECT @@global.wsrep_max_ws_rows;

--echo
--echo # valid values
SET @@global.wsrep_max_ws_rows=131072;
SELECT @@global.wsrep_max_ws_rows;
SET @@global.wsrep_max_ws_rows=131073;
SELECT @@global.wsrep_max_ws_rows;
SET @@global.wsrep_max_ws_rows=0;
SELECT @@global.wsrep_max_ws_rows;
SET @@global.wsrep_max_ws_rows=default;
SELECT @global.wsrep_max_ws_rows;

--echo
--echo # invalid values
--error ER_WRONG_TYPE_FOR_VAR
SET @@global.wsrep_max_ws_rows=NULL;
--error ER_WRONG_TYPE_FOR_VAR
SET @@global.wsrep_max_ws_rows='junk';
# expect warnings (Truncated incorrect wsrep_max_ws_rows value: '-1')
SET @@global.wsrep_max_ws_rows=-1;
SELECT @global.wsrep_max_ws_rows;

--echo
--echo # restore the initial value
SET @@global.wsrep_max_ws_rows = @wsrep_max_ws_rows_global_saved;

--echo # End of test