--source include/have_innodb.inc

--echo #
--echo # WL#9636: Rename tx_{read_only,isolation} variables to transaction_*
--echo #

--echo # Setup.
SET @session_transaction_isolation = @@SESSION.transaction_isolation;
SET @global_transaction_isolation = @@GLOBAL.transaction_isolation;

--enable_connect_log
--echo # Creating connections
connect (con0,localhost,root,,);
connection con0;

SET SESSION AUTOCOMMIT = OFF;

connect (con1, localhost, root,,);
connection con1;

SET SESSION AUTOCOMMIT = OFF;

connection default;

--echo # Creating tables

CREATE TABLE t1 (a int PRIMARY KEY, b int) ENGINE=INNODB;

INSERT INTO t1 VALUES(2, 2);
INSERT INTO t1 VALUES(4, 4);
INSERT INTO t1 VALUES(6, 6);
INSERT INTO t1 VALUES(8, 8);
INSERT INTO t1 VALUES(16, 16);
INSERT INTO t1 VALUES(18, 18);
INSERT INTO t1 VALUES(20, 20);
INSERT INTO t1 VALUES(22, 22);
INSERT INTO t1 VALUES(24, 24);

--echo # Testing for value READ-UNCOMMITTED
connection con0;
SET SESSION transaction_isolation = 'READ-UNCOMMITTED';
set binlog_format=mixed;

connection con1;
SET SESSION transaction_isolation = 'READ-UNCOMMITTED';
set binlog_format=mixed;

--echo # Testing WHERE on keys using IN clause
connection con0;

START TRANSACTION;

SELECT * FROM t1 WHERE a IN (2,4,6,8) FOR UPDATE;
UPDATE t1 SET b = 10 WHERE a IN (2,4,6,8);

connection con1;

START TRANSACTION;

SELECT * FROM t1;

INSERT INTO t1 VALUES(1, 1);
INSERT INTO t1 VALUES(3, 3);

SELECT * FROM t1;

COMMIT;

connection con0;

DELETE FROM t1 WHERE a = 1 OR a = 3;

COMMIT;

--echo # Testing WHERE on keys using # on even rows

connection con0;

START TRANSACTION;

SELECT * FROM t1 WHERE a % 2 = 0 FOR UPDATE;
UPDATE t1 SET b = 10 WHERE a % 2 = 0;

connection con1;

START TRANSACTION;

SELECT * FROM t1;

INSERT INTO t1 VALUES(23, 23);

INSERT INTO t1 VALUES(25, 25);

SELECT * FROM t1;

COMMIT;

connection con0;

COMMIT;

--echo # Testing for value READ-COMMITTED
connection con0;
SET SESSION transaction_isolation = 'READ-COMMITTED';

connection con1;
SET SESSION transaction_isolation = 'READ-COMMITTED';

--echo # Testing WHERE on keys using % on even rows
connection con0;

START TRANSACTION;

SELECT * FROM t1 WHERE a % 2 = 0 FOR UPDATE;
UPDATE t1 SET b = 11 WHERE a % 2 = 0;

connection con1;

START TRANSACTION;

SELECT * FROM t1;

INSERT INTO t1 VALUES(5, 5);
INSERT INTO t1 VALUES(7, 7);

SELECT * FROM t1;

COMMIT;

connection con0;

COMMIT;


--echo # Testing for value REPEATABLE-READ
connection con0;
SET SESSION transaction_isolation = 'REPEATABLE-READ';

connection con1;
SET SESSION transaction_isolation = 'REPEATABLE-READ';

--echo # Testing WHERE on keys using % on even rows
connection con0;

START TRANSACTION;

SELECT * FROM t1 WHERE a % 2 = 0 FOR UPDATE;
UPDATE t1 SET b = 12 WHERE a % 2 = 0;

connection con1;

START TRANSACTION;

SELECT * FROM t1;

--error ER_LOCK_WAIT_TIMEOUT
INSERT INTO t1 VALUES(9, 9);
--error ER_LOCK_WAIT_TIMEOUT
INSERT INTO t1 VALUES(13, 13);
--echo Expected error "Lock wait timeout"

SELECT * FROM t1;

COMMIT;

connection con0;

COMMIT;

--echo # Testing WHERE on keys using IN clause
connection con0;

START TRANSACTION;

SELECT * FROM t1 WHERE a IN (2,4,6,8,10,12,14,16,18,20,22,24,26) = 0 FOR UPDATE;
UPDATE t1 SET b = 13 WHERE a IN (2,4,6,8,10,12,14,16,18,20,22,24,26) = 0;

connection con1;

START TRANSACTION;

SELECT * FROM t1;

--error ER_LOCK_WAIT_TIMEOUT
INSERT INTO t1 VALUES(9, 9);
--error ER_LOCK_WAIT_TIMEOUT
INSERT INTO t1 VALUES(13, 13);
--echo Expected error "Lock wait timeout"

SELECT * FROM t1;

COMMIT;

connection con0;

COMMIT;

--echo # Testing WHERE on keys using IN clause
connection con0;

START TRANSACTION;

SELECT * FROM t1 WHERE a IN (2,4,6,8) = 0 FOR UPDATE;
UPDATE t1 SET b = 14 WHERE a IN (2,4,6,8) = 0;

connection con1;

START TRANSACTION;

SELECT * FROM t1;

--error ER_LOCK_WAIT_TIMEOUT
INSERT INTO t1 VALUES(9, 9);
--error ER_LOCK_WAIT_TIMEOUT
INSERT INTO t1 VALUES(13, 13);
--echo Expected error "Lock wait timeout"

SELECT * FROM t1;

COMMIT;

connection con0;

COMMIT;

--echo # Testing for value SERIALIZABLE
connection con0;
SET SESSION transaction_isolation = 'SERIALIZABLE';

connection con1;
SET SESSION transaction_isolation = 'SERIALIZABLE';

--echo # Testing WHERE on keys using # on even rows
connection con0;

START TRANSACTION;

SELECT * FROM t1 WHERE a % 2 = 0 FOR UPDATE;
UPDATE t1 SET b = 15 WHERE a % 2 = 0;

connection con1;

START TRANSACTION;

--error ER_LOCK_WAIT_TIMEOUT
SELECT * FROM t1;

--error ER_LOCK_WAIT_TIMEOUT
INSERT INTO t1 VALUES(15, 15);
--error ER_LOCK_WAIT_TIMEOUT
INSERT INTO t1 VALUES(17, 17);

--error ER_LOCK_WAIT_TIMEOUT
SELECT * FROM t1;

COMMIT;

connection con0;

COMMIT;

--echo # Session data integrity check & GLOBAL Value check

SET GLOBAL transaction_isolation = 'READ-UNCOMMITTED';
connect (con_int1,localhost,root,,);

connection con_int1;
SELECT @@SESSION.transaction_isolation;
--echo READ-UNCOMMITTED Expected

SET SESSION transaction_isolation = 'SERIALIZABLE';

connect (con_int2,localhost,root,,);

connection con_int2;
SELECT @@SESSION.transaction_isolation;
--echo READ-UNCOMMITTED Expected

SET SESSION transaction_isolation = 'REPEATABLE-READ';

connection con_int2;
SELECT @@SESSION.transaction_isolation;
--echo REPEATABLE-READ Expected

connection con_int1;
SELECT @@SESSION.transaction_isolation;
--echo SERIALIZABLE Expected


SELECT @@GLOBAL.transaction_isolation;
--echo READ-UNCOMMITTED Expected

connection default;

disconnect con_int1;
disconnect con_int2;

--echo # Cleanup

SET @@SESSION.transaction_isolation = @session_transaction_isolation;
SET @@GLOBAL.transaction_isolation = @global_transaction_isolation;

connection default;
disconnect con0;
disconnect con1;

--disable_connect_log
DROP TABLE t1;