polardbxengine/mysql-test/suite/innodb/t/high_prio_trx_1.test

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# Scenario:
# T1=({R(B), W(B)})
# T2=({R(B), W(B), C}, HIGH_PRIORITY).
#
# Outcome: T1 must abort, T2 must commit.
--source include/count_sessions.inc
CREATE TABLE t1 (c1 INT NOT NULL PRIMARY KEY) ENGINE=InnoDB;
INSERT INTO t1 VALUES (0);
--connect(con1,localhost,root,,test)
--connect(con2,localhost,root,,test)
--echo
--echo # On connection 1
--connection con1
START TRANSACTION;
UPDATE t1 SET c1=1 WHERE c1=0;
--echo
--echo # On connection 2
--connection con2
--source include/start_transaction_high_prio.inc
UPDATE t1 SET c1=2 WHERE c1=0;
COMMIT;
--disconnect con2
--echo
--echo # On connection 1
--connection con1
--error ER_ERROR_DURING_COMMIT
COMMIT;
--disconnect con1
--connection default
--let $assert_text= 'There is a 2 in t1'
--let $assert_cond= [SELECT COUNT(*) AS count FROM t1 WHERE t1.c1 = 2, count, 1] = 1
--source include/assert.inc
--let $assert_text= 'There is no 1 in t1'
--let $assert_cond= [SELECT COUNT(*) AS count FROM t1 WHERE t1.c1 = 1, count, 1] = 0
--source include/assert.inc
--let $assert_text= 'There is no 0 in t1'
--let $assert_cond= [SELECT COUNT(*) AS count FROM t1 WHERE t1.c1 = 0, count, 1] = 0
--source include/assert.inc
DROP TABLE t1;
--source include/wait_until_count_sessions.inc