--source include/have_wsrep.inc

--echo #
--echo # wsrep_desync
--echo #

# expected as no wsrep provider is currently loaded
call mtr.add_suppression("WSREP: SET desync failed 9 for schema: test, query: SET @@global.wsrep_desync=ON");

--echo # save the initial value
SET @wsrep_desync_global_saved = @@global.wsrep_desync;

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

--echo
--echo # scope
--error ER_INCORRECT_GLOBAL_LOCAL_VAR
SELECT @@session.wsrep_desync;
--disable_warnings
--error 0,ER_WRONG_ARGUMENTS
SET @@global.wsrep_desync=OFF;
--enable_warnings
SELECT @@global.wsrep_desync;
# expected as no wsrep provider is currently loaded
--error ER_CANNOT_USER,ER_WRONG_ARGUMENTS
SET @@global.wsrep_desync=ON;
SELECT @@global.wsrep_desync;

--echo
--echo # valid values
--error 0,ER_WRONG_ARGUMENTS
SET @@global.wsrep_desync='OFF';
SELECT @@global.wsrep_desync;
# expected as no wsrep provider is currently loaded
--error ER_CANNOT_USER,ER_WRONG_ARGUMENTS
SET @@global.wsrep_desync=ON;
SELECT @@global.wsrep_desync;
--error 0,ER_WRONG_ARGUMENTS
SET @@global.wsrep_desync=default;
SELECT @@global.wsrep_desync;

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

--echo
--echo # restore the initial value
--disable_warnings
--error 0,ER_WRONG_ARGUMENTS
SET @@global.wsrep_desync = @wsrep_desync_global_saved;
--enable_warnings

--echo # End of test