--source include/have_innodb.inc

SET @start_global_value = @@global.innodb_status_output_locks;
SELECT @start_global_value;

#
# exists as global only
#
--echo Valid values are 'ON' and 'OFF'
select @@global.innodb_status_output_locks in (0, 1);
select @@global.innodb_status_output_locks;
--error ER_INCORRECT_GLOBAL_LOCAL_VAR
select @@session.innodb_status_output_locks;
show global variables like 'innodb_status_output_locks';
show session variables like 'innodb_status_output_locks';
select * from information_schema.global_variables where variable_name='innodb_status_output_locks';
select * from information_schema.session_variables where variable_name='innodb_status_output_locks';

#
# show that it's writable
#
set global innodb_status_output_locks='OFF';
select @@global.innodb_status_output_locks;
select * from information_schema.global_variables where variable_name='innodb_status_output_locks';
select * from information_schema.session_variables where variable_name='innodb_status_output_locks';
set @@global.innodb_status_output_locks=1;
select @@global.innodb_status_output_locks;
select * from information_schema.global_variables where variable_name='innodb_status_output_locks';
select * from information_schema.session_variables where variable_name='innodb_status_output_locks';
set global innodb_status_output_locks=0;
select @@global.innodb_status_output_locks;
select * from information_schema.global_variables where variable_name='innodb_status_output_locks';
select * from information_schema.session_variables where variable_name='innodb_status_output_locks';
set @@global.innodb_status_output_locks='ON';
select @@global.innodb_status_output_locks;
select * from information_schema.global_variables where variable_name='innodb_status_output_locks';
select * from information_schema.session_variables where variable_name='innodb_status_output_locks';
--error ER_GLOBAL_VARIABLE
set session innodb_status_output_locks='OFF';
--error ER_GLOBAL_VARIABLE
set @@session.innodb_status_output_locks='ON';

#
# incorrect types
#
--error ER_WRONG_TYPE_FOR_VAR
set global innodb_status_output_locks=1.1;
--error ER_WRONG_TYPE_FOR_VAR
set global innodb_status_output_locks=1e1;
--error ER_WRONG_VALUE_FOR_VAR
set global innodb_status_output_locks=2;
--echo NOTE: The following should fail with ER_WRONG_VALUE_FOR_VAR (BUG#50643)
set global innodb_status_output_locks=-3;
select @@global.innodb_status_output_locks;
select * from information_schema.global_variables where variable_name='innodb_status_output_locks';
select * from information_schema.session_variables where variable_name='innodb_status_output_locks';
set global innodb_status_output_locks=DEFAULT;
select @@global.innodb_status_output_locks;
select * from information_schema.global_variables where variable_name='innodb_status_output_locks';
select * from information_schema.session_variables where variable_name='innodb_status_output_locks';
--error ER_WRONG_VALUE_FOR_VAR
set global innodb_status_output_locks='AUTO';

#
# Cleanup
#

SET @@global.innodb_status_output_locks = @start_global_value;
SELECT @@global.innodb_status_output_locks;