--source include/have_xtradb.inc

--disable_warnings
DROP TABLE IF EXISTS t1;
--enable_warnings


--echo # Checking variables
SHOW VARIABLES LIKE 'innodb_fake_changes';
SELECT VARIABLE_VALUE FROM INFORMATION_SCHEMA.SESSION_VARIABLES WHERE VARIABLE_NAME='innodb_fake_changes';
SET innodb_fake_changes=1;
SHOW VARIABLES LIKE 'innodb_fake_changes';
SELECT VARIABLE_VALUE FROM INFORMATION_SCHEMA.SESSION_VARIABLES WHERE VARIABLE_NAME='innodb_fake_changes';
SET innodb_fake_changes=default;
SHOW VARIABLES LIKE 'innodb_fake_changes';
SELECT VARIABLE_VALUE FROM INFORMATION_SCHEMA.SESSION_VARIABLES WHERE VARIABLE_NAME='innodb_fake_changes';

--echo # Explicit COMMIT should fail when innodb_fake_changes is enabled
--echo # DML should be fine
CREATE TABLE t1 (a INT) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1);
SET autocommit=0;
SET innodb_fake_changes=1;
BEGIN;
INSERT INTO t1 VALUES (2);
UPDATE t1 SET a=0;
DELETE FROM t1 LIMIT 1;
SELECT * FROM t1;
--error 1180
COMMIT;
SET innodb_fake_changes=default;
DROP TABLE t1;

--echo # DDL must result in error
CREATE TABLE t1 (a INT) ENGINE=InnoDB;
SET autocommit=0;
SET innodb_fake_changes=1;
BEGIN;
--error 1005
CREATE TABLE t2 (a INT) ENGINE=InnoDB;
--error 1051
DROP TABLE t1;
--error 1180
TRUNCATE TABLE t1;
--error 1180
ALTER TABLE t1 ENGINE=MyISAM;
ROLLBACK;
SET innodb_fake_changes=default;
DROP TABLE t1;
