mariadb/mysql-test/t/events.test

create database if not exists events_test;
use events_test;
drop event if exists event1;
create event event1 on schedule every 15 minute starts now() ends date_add(now(), interval 5 hour) DO begin end;
alter event event1 rename to event2;
alter event event2 disabled;

drop event event2;
create event event2 on schedule every 2 second starts now() ends date_add(now(), interval 5 hour) comment "some" DO begin end;
drop event event2;

create table t_event3 (a int, b float);
drop event if exists event3;
create event event3 on schedule every 50 + 10 minute starts date_add("20010101", interval 5 minute) ends date_add("20151010", interval 5 day) comment "portokala_comment" DO insert into t_event3 values (unix_timestamp(), rand());
set max_allowed_packet=128000000;
select count(*) from t_event3;
drop event event3;
drop table t_event3;

set names utf8;
create event задачка on schedule every 123 minute starts now() ends now() + interval 1 month do select 1;
drop event задачка;

# event_scheduler is a global var
--error 1229
set event_scheduler=0;
# event_scheduler could be only either 0 or 1
--error 1231
set global event_scheduler=2;

set global event_scheduler=0;
select count(*) from mysql.event;
select get_lock("test_lock1", 20);
create event закачка on schedule every 10 hour do select get_lock("test_lock1", 20);
select count(*) from mysql.event;
#show processlist;
select release_lock("test_lock1");
drop event закачка;
select count(*) from mysql.event;

set global event_scheduler=1;
select get_lock("test_lock2", 20);
create event закачка on schedule every 10 hour do select get_lock("test_lock2", 20);
select sleep(2);
#show processlist;
select release_lock("test_lock2");
drop event закачка;

#
# 1. get a lock
# 2. create an event
# 3. sleep so it has time to start
# 4. should appear in processlist
# 5. kill the scheduler, it will wait for the child to stop
# 6. both processes should be there on show processlist
# 7. release the lock and sleep, both scheduler and child should end
set global event_scheduler=1;
select get_lock("test_lock2_1", 20);
create event закачка21 on schedule every 10 hour do select get_lock("test_lock2_1", 20);
select sleep(2);
#show processlist;
set global event_scheduler=0;
select sleep(2);
#show processlist;
select release_lock("test_lock2_1");
select sleep(2);
#show processlist;
drop event закачка21;

set global event_scheduler=1;
select get_lock("test_lock3", 20);
create event закачка on schedule every 10 hour do select get_lock("test_lock3", 20);
select sleep(2);
#show processlist;
drop event закачка;
select release_lock("test_lock3");

#
# test with very often occuring event
# (disabled for now, locks)
#select get_lock("test_lock4", 20);
#create event закачка4 on schedule every 1 second do select get_lock("test_lock4", 20);
#select sleep(3);
#show processlist;
#drop event закачка4;
#select release_lock("test_lock4");

set global event_scheduler=0;
select sleep(2);
#show processlist;
#the following locks for some reason and is a bug, commented for now
#select count(*) from mysql.event;

drop database events_test;