--source include/master-slave.inc
--source include/have_innodb.inc
--source include/have_debug.inc
--source include/have_binlog_format_row.inc

--echo # MDEV-31448 OOO finish event group by killed worker
# The test demonstrates how a killed worker access gco lists
# in finish_event_group() out-of-order to fire
#       DBUG_ASSERT(!tmp_gco->next_gco || tmp_gco->last_sub_id > sub_id);
# in the buggy version.

--echo # Initialize test data
--connection master
call mtr.add_suppression("Slave: Connection was killed");
call mtr.add_suppression("Slave: Commit failed due to failure of an earlier commit on which this one depends");
create table t1 (a int) engine=innodb;
create table t2 (a int) engine=innodb;

insert into t1 values (1);
--source include/save_master_gtid.inc

--connection slave
--source include/sync_with_master_gtid.inc
--source include/stop_slave.inc
--let $save_slave_parallel_threads= `SELECT @@global.slave_parallel_threads`
--let $save_slave_parallel_mode= `SELECT @@global.slave_parallel_mode`
--let $save_innodb_lock_wait_timeout= `SELECT @@global.innodb_lock_wait_timeout`
--let $save_transaction_retries= `SELECT @@global.slave_transaction_retries`
set @@global.slave_parallel_threads= 4;
set @@global.slave_parallel_mode= OPTIMISTIC;
set @@global.innodb_lock_wait_timeout= 30;
set @@global.slave_transaction_retries= 0;

--connection slave1
BEGIN;
SELECT * FROM t1 WHERE a=1 FOR UPDATE;

--connection master
SET @old_dbug= @@SESSION.debug_dbug;
SET @@SESSION.debug_dbug="+d,binlog_force_commit_id";

# GCO 1
SET @commit_id= 10000;
# T1
update t1 set a=2 where a=1;
# T2
set statement skip_parallel_replication=1 for  insert into t2 values (1);

# GCO 2
# T3
drop table t2;

--connection slave
--source include/start_slave.inc

--echo # wait for T1
# Wildcard for `state` as it depends on whether WSREP is compiled in or not.
--let $wait_condition= SELECT count(*)=1 FROM information_schema.processlist WHERE state LIKE 'Update_rows_log_event::find_row(%' and  command LIKE 'Slave_worker';
--source include/wait_condition.inc

--echo # wait for T2
--let $wait_condition= SELECT count(*)=1 FROM information_schema.processlist WHERE state LIKE 'Waiting for prior transaction to commit%' and  command LIKE 'Slave_worker';
--source include/wait_condition.inc
--let $t2_tid= `SELECT ID FROM INFORMATION_SCHEMA.PROCESSLIST WHERE STATE LIKE 'Waiting for prior transaction to commit%' and  command LIKE 'Slave_worker'`
--echo # wait for T3
--let $wait_condition= SELECT count(*)=1 FROM information_schema.processlist WHERE state LIKE  'Waiting for prior transaction to start commit%' and  command LIKE 'Slave_worker';
--source include/wait_condition.inc

--replace_result $t2_tid T2_TID
--eval kill $t2_tid

--sleep 1

--connection slave1
# Release the blocked T1
ROLLBACK;

--connection master
DROP TABLE t1;
--source include/save_master_gtid.inc

--connection slave
--echo #
--echo # Cleanup
--let $rpl_allow_error= 1
--source include/wait_for_slave_sql_to_stop.inc
--source include/stop_slave_io.inc
eval set @@global.slave_parallel_threads= $save_slave_parallel_threads;
eval set @@global.slave_parallel_mode= $save_slave_parallel_mode;
eval set @@global.innodb_lock_wait_timeout= $save_innodb_lock_wait_timeout;
eval set @@global.slave_transaction_retries= $save_transaction_retries;
--source include/start_slave.inc
--source include/sync_with_master_gtid.inc

--source include/rpl_end.inc