mariadb/mysql-test/suite/innodb/t/auto_increment_dup.test

##########################################################################
# LP bug #1035225 / MySQL bug #66301: INSERT ... ON DUPLICATE KEY UPDATE +
# innodb_autoinc_lock_mode=1 is broken
##########################################################################

--source include/have_innodb.inc
--source include/have_debug_sync.inc

--disable_warnings
drop table if exists t1;
--enable_warnings

set global transaction isolation level repeatable read;

CREATE TABLE t1(
       id INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
       k INT,
       c CHAR(1),
       UNIQUE KEY(k)) ENGINE=InnoDB;

SHOW CREATE TABLE t1;

--enable_info

--echo #
--echo # Sequential execution
--echo #

INSERT INTO t1(k) VALUES (1), (2), (3) ON DUPLICATE KEY UPDATE c='1';

--echo #
--echo # 1 duplicate
--echo #
INSERT INTO t1(k) VALUES (2), (4), (5) ON DUPLICATE KEY UPDATE c='2';
--echo #
--echo # 5 rows, consecutive auto_inc values
--echo #

SELECT * FROM t1 order by k;

DROP TABLE t1;

CREATE TABLE t1(
       id INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
       k INT,
       c CHAR(1),
       UNIQUE KEY(k)) ENGINE=InnoDB;

--echo #
--echo # Sequential execution 2
--echo #

INSERT INTO t1(k) VALUES (2), (4), (5) ON DUPLICATE KEY UPDATE c='2';

--echo #
--echo # 1 duplicate
--echo #
INSERT INTO t1(k) VALUES (1), (2), (3) ON DUPLICATE KEY UPDATE c='1';
--echo #
--echo # 5 rows, consecutive auto_inc values
--echo #

SELECT * FROM t1 order by k;

DROP TABLE t1;

CREATE TABLE t1(
       id INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
       k INT,
       c CHAR(1),
       UNIQUE KEY(k)) ENGINE=InnoDB;
       
--echo #
--echo # Parallel execution
--echo #

--connect(con1, localhost, root)
--connect(con2, localhost, root)

--send SET DEBUG_SYNC='now WAIT_FOR write_row_done'
--connection con1
--echo #
--echo # Connection 1
--echo #
SET DEBUG_SYNC='ha_write_row_end SIGNAL write_row_done WAIT_FOR continue';
--send INSERT INTO t1(k) VALUES (1), (2), (3) ON DUPLICATE KEY UPDATE c='1'
--connection con2
--echo #
--echo # Connection 2
--echo #
--reap
SET DEBUG_SYNC='execute_command_after_close_tables SIGNAL continue';
--error ER_LOCK_WAIT_TIMEOUT
INSERT INTO t1(k) VALUES (2), (4), (5) ON DUPLICATE KEY UPDATE c='2';

--connection con1
--echo #
--echo # 2 duplicates
--echo #
--reap
--connection default
--echo #
--echo # 3 rows
--echo #

SELECT * FROM t1 order by k;

INSERT INTO t1(k) VALUES (2), (4), (5) ON DUPLICATE KEY UPDATE c='2';

SELECT * FROM t1 order by k;


--disable_info

--disconnect con1
--disconnect con2

--connection default

DROP TABLE t1;

--echo #
--echo # Parallel test with read_committed
--echo #

set global transaction isolation level read committed;

--disable_warnings
drop table if exists t1;
--enable_warnings

CREATE TABLE t1(
       id INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
       k INT,
       c CHAR(1),
       UNIQUE KEY(k)) ENGINE=InnoDB;

--enable_info

--connect(con1, localhost, root)
--connect(con2, localhost, root)

--connection con1

--echo #
--echo # Connection 1
--echo #
SET DEBUG_SYNC='ha_write_row_end SIGNAL continue2 WAIT_FOR continue1';
--send INSERT INTO t1(k) VALUES (1), (2), (3) ON DUPLICATE KEY UPDATE c='1'

--connection con2
--echo #
--echo # Connection 2
--echo #
SET DEBUG_SYNC='ha_write_row_start WAIT_FOR continue2';
SET DEBUG_SYNC='after_mysql_insert SIGNAL continue1';
INSERT INTO t1(k) VALUES (2), (4), (5) ON DUPLICATE KEY UPDATE c='2';

--connection con1
--reap
--disable_info
SET DEBUG_SYNC='RESET';

--echo #
--echo # 5 rows, gap in autoinc values
--echo #
SELECT * FROM t1 ORDER BY k;

--disconnect con1
--disconnect con2

--connection default

DROP TABLE t1;

set global transaction isolation level repeatable read;