CREATE DATABASE IF NOT EXISTS events_test;
USE events_test;
CREATE TABLE table_1(a int);
CREATE TABLE table_2(a int);
CREATE TABLE table_3(a int);
CREATE TABLE table_4(a int);
SET GLOBAL event_scheduler=1;
CREATE EVENT two_sec ON SCHEDULE EVERY 2 SECOND DO INSERT INTO table_1 VALUES(1);
CREATE EVENT start_n_end
  ON SCHEDULE EVERY 1 SECOND
  ENDS NOW() + INTERVAL 6 SECOND
  ON COMPLETION PRESERVE
  DO INSERT INTO table_2 VALUES(1);
--sleep 5
CREATE EVENT only_one_time ON SCHEDULE EVERY 2 SECOND ENDS NOW() + INTERVAL 1 SECOND DO INSERT INTO table_3 VALUES(1);
CREATE EVENT two_time ON SCHEDULE EVERY 1 SECOND ENDS NOW() + INTERVAL 1 SECOND DO INSERT INTO table_4 VALUES(1);
--sleep 5
SELECT IF(SUM(a) >= 4, 'OK', 'ERROR') FROM table_1;
SELECT IF(SUM(a) >= 5, 'OK', 'ERROR') FROM table_2;
SELECT IF(SUM(a) >  0, 'OK', 'ERROR') FROM table_3;
SELECT IF(SUM(a) >  0, 'OK', 'ERROR') FROM table_4;
DROP EVENT two_sec;
SELECT IF(TIME_TO_SEC(TIMEDIFF(ENDS,STARTS))=6, 'OK', 'ERROR') FROM INFORMATION_SCHEMA.EVENTS WHERE EVENT_SCHEMA=DATABASE() AND EVENT_NAME='start_n_end' AND ENDS IS NOT NULL;
SELECT IF(LAST_EXECUTED-ENDS < 2, 'OK', 'ERROR') FROM INFORMATION_SCHEMA.EVENTS WHERE EVENT_SCHEMA=DATABASE() AND EVENT_NAME='start_n_end' AND ENDS IS NOT NULL;
DROP EVENT start_n_end;
--echo "Already dropped because ended. Therefore an error."
--error ER_EVENT_DOES_NOT_EXIST
DROP EVENT only_one_time;
--echo "Already dropped because ended. Therefore an error."
--error ER_EVENT_DOES_NOT_EXIST
DROP EVENT two_time;
DROP TABLE table_1;
DROP TABLE table_2;
DROP TABLE table_3;
DROP TABLE table_4;
DROP DATABASE events_test;
