#
#  2011-08-01  Added
#

--source include/have_innodb.inc

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

#
# exists as global only
#
--echo Valid values are zero or above
SELECT @@global.innodb_api_trx_level >=0;
SELECT @@global.innodb_api_trx_level <=3;
SELECT @@global.innodb_api_trx_level;

--error ER_INCORRECT_GLOBAL_LOCAL_VAR
SELECT @@session.innodb_api_trx_level;
SHOW global variables LIKE 'innodb_api_trx_level';
SHOW session variables LIKE 'innodb_api_trx_level';
--disable_warnings
SELECT * FROM information_schema.global_variables 
WHERE variable_name='innodb_api_trx_level';
SELECT * FROM information_schema.session_variables 
WHERE variable_name='innodb_api_trx_level';
--enable_warnings

#
# show that it's writable
#
SET global innodb_api_trx_level=100;
SELECT @@global.innodb_api_trx_level;
--disable_warnings
SELECT * FROM information_schema.global_variables 
WHERE variable_name='innodb_api_trx_level';
SELECT * FROM information_schema.session_variables 
WHERE variable_name='innodb_api_trx_level';
--enable_warnings
--error ER_GLOBAL_VARIABLE
SET session innodb_api_trx_level=1;

#
# incorrect types
#
--error ER_WRONG_TYPE_FOR_VAR
SET global innodb_api_trx_level=1.1;
--error ER_WRONG_TYPE_FOR_VAR
SET global innodb_api_trx_level=1e1;
--error ER_WRONG_TYPE_FOR_VAR
SET global innodb_api_trx_level="foo";
SET global innodb_api_trx_level=-7;
SELECT @@global.innodb_api_trx_level;
--disable_warnings
SELECT * FROM information_schema.global_variables 
WHERE variable_name='innodb_api_trx_level';
--enable_warnings

#
# cleanup
#

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