--source include/have_wsrep.inc

--echo #
--echo # wsrep_restart_slave
--echo #

--echo # save the initial value
SET @wsrep_restart_slave_global_saved = @@global.wsrep_restart_slave;

--echo # default
SELECT @@global.wsrep_restart_slave;
--error ER_INCORRECT_GLOBAL_LOCAL_VAR
SELECT @@session.wsrep_restart_slave;

--echo
--echo # scope and valid values
#--error ER_INCORRECT_GLOBAL_LOCAL_VAR
#TODO: check if it is expected for variable to be dynamic?
SET @@global.wsrep_restart_slave=OFF;
SELECT @@global.wsrep_restart_slave;
#--error ER_INCORRECT_GLOBAL_LOCAL_VAR
SET @@global.wsrep_restart_slave=ON;
SELECT @@global.wsrep_restart_slave;

--echo
--echo # invalid values
--error ER_WRONG_VALUE_FOR_VAR
SET @@global.wsrep_restart_slave=NULL;
--error ER_WRONG_VALUE_FOR_VAR
SET @@global.wsrep_restart_slave='junk';

--echo
--echo # restore the initial value
SET @@global.wsrep_restart_slave = @wsrep_restart_slave_global_saved;

--echo # End of test