--source include/have_wsrep.inc

--echo #
--echo # wsrep_node_name
--echo #

call mtr.add_suppression("WSREP: Failed to get provider options");

--echo # save the initial value
SET @wsrep_node_name_global_saved = @@global.wsrep_node_name;

--echo # default (expect 1)
SELECT COUNT(@@global.wsrep_node_name);

--echo
--echo # scope
--error ER_INCORRECT_GLOBAL_LOCAL_VAR
SELECT @@session.wsrep_node_name;
SET @@global.wsrep_node_name='node_name';
SELECT @@global.wsrep_node_name;

--echo
--echo # valid values
SET @@global.wsrep_node_name='my_node';
SELECT @@global.wsrep_node_name;
SET @@global.wsrep_node_name='hyphenated-node-name';
SELECT @@global.wsrep_node_name;
SET @@global.wsrep_node_name=default;
--echo # default (expect 1)
SELECT COUNT(@@global.wsrep_node_name);

--echo
--echo # invalid values
--error ER_WRONG_VALUE_FOR_VAR
SET @@global.wsrep_node_name=NULL;
SELECT COUNT(@@global.wsrep_node_name);
--error ER_WRONG_TYPE_FOR_VAR
SET @@global.wsrep_node_name=1;
SELECT COUNT(@@global.wsrep_node_name);

--echo #
--echo # MDEV-6699 : wsrep_node_name not automaticly set to hostname
--echo #
SET @@global.wsrep_node_name=default;
SELECT @@GLOBAL.wsrep_node_name = VARIABLE_VALUE FROM
INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='hostname';
SELECT @@GLOBAL.wsrep_node_name = VARIABLE_VALUE FROM
INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='wsrep_node_name';

--echo
--echo # restore the initial value
SET @@global.wsrep_node_name = @wsrep_node_name_global_saved;

--echo # End of test