#
# wsrep_dbug_option
#
# save the initial value
SET @wsrep_dbug_option_global_saved = @@global.wsrep_dbug_option;
# default
SELECT @@global.wsrep_dbug_option;
@@global.wsrep_dbug_option


# scope
SELECT @@session.wsrep_dbug_option;
ERROR HY000: Variable 'wsrep_dbug_option' is a GLOBAL variable
SET @@global.wsrep_dbug_option='test-dbug-string';
SELECT @@global.wsrep_dbug_option;
@@global.wsrep_dbug_option
test-dbug-string

# valid values
SET @@global.wsrep_dbug_option='quoted-dbug-string';
SELECT @@global.wsrep_dbug_option;
@@global.wsrep_dbug_option
quoted-dbug-string
SET @@global.wsrep_dbug_option=unquoted_dbug_string;
SELECT @@global.wsrep_dbug_option;
@@global.wsrep_dbug_option
unquoted_dbug_string
SET @@global.wsrep_dbug_option=OFF;
SELECT @@global.wsrep_dbug_option;
@@global.wsrep_dbug_option
OFF
SET @@global.wsrep_dbug_option=NULL;
SELECT @@global.wsrep_dbug_option;
@@global.wsrep_dbug_option
NULL
SET @@global.wsrep_dbug_option=default;
SELECT @@global.wsrep_dbug_option;
@@global.wsrep_dbug_option


# invalid values
SET @@global.wsrep_dbug_option=1;
ERROR 42000: Incorrect argument type to variable 'wsrep_dbug_option'

# restore the initial value
SET @@global.wsrep_dbug_option = @wsrep_dbug_option_global_saved;
# End of test