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#
# MDEV-20225 - Verify that DROP TRIGGER gets keys assigned corresponding
# to all affected tables.
#
--source include/galera_cluster.inc
--source include/have_debug.inc
--source include/have_debug_sync.inc
CREATE TABLE t1 (f1 INT NOT NULL PRIMARY KEY AUTO_INCREMENT) ENGINE=InnoDB;
CREATE TABLE t2 (f1 INT NOT NULL PRIMARY KEY AUTO_INCREMENT, f2 INT) ENGINE=InnoDB;
CREATE TRIGGER tr1 BEFORE INSERT ON t1 FOR EACH ROW INSERT INTO t2 VALUES (NULL, NEW.f1);
--connection node_2
SET SESSION wsrep_sync_wait = 0;
SET GLOBAL wsrep_slave_threads = 2;
SET GLOBAL debug_dbug = 'd,sync.mdev_20225';
--let $galera_connection_name = node_1a
--let $galera_server_number = 1
--source include/galera_connect.inc
DROP TRIGGER tr1;
--connection node_2
--let $wait_condition = SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE STATE = 'debug sync point: now'
--source include/wait_condition.inc
--connection node_1
INSERT INTO t1 VALUES (NULL);
# We must rely on sleep here. If the bug is fixed, the second applier
# is not allowed to go past apply monitor which would trigger the bug,
# so there is no sync point or condition to wait.
--sleep 1
--let $galera_connection_name = node_2a
--let $galera_server_number = 2
--source include/galera_connect.inc
--connection node_2a
SET GLOBAL debug_dbug = 'RESET';
SET DEBUG_SYNC = 'now SIGNAL signal.mdev_20225_continue';
SET DEBUG_SYNC = 'RESET';
SET GLOBAL wsrep_slave_threads = 1;
--connection node_2
# Trigger should now be dropped on node_2.
--let $wait_condition = SELECT COUNT(*) = 0 FROM INFORMATION_SCHEMA.TRIGGERS WHERE TRIGGER_NAME like '%tr1'
--source include/wait_condition.inc
SHOW TRIGGERS;
DROP TABLE t1;
DROP TABLE t2;
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