mariadb/mysql-test/suite/galera/t/galera_toi_ddl_fk_update.test

--source include/big_test.inc
--source include/galera_cluster.inc
--source include/have_innodb.inc

#
# This test creates a new FK constraint while an UPDATE is running
#

CREATE TABLE ten (f1 INTEGER) ENGINE=InnoDB;
INSERT INTO ten VALUES (1),(2),(3),(4),(5),(6),(7),(8),(9),(10);

CREATE TABLE parent (
    id INT PRIMARY KEY,
    KEY (id)
) ENGINE=InnoDB;

CREATE TABLE child (
    id INT PRIMARY KEY AUTO_INCREMENT,
    parent_id INT
) ENGINE=InnoDB;

INSERT INTO parent VALUES (1);

INSERT INTO child (parent_id) SELECT 1 FROM ten AS a1, ten AS a2, ten AS a3, ten AS a4;

--connection node_1
--sleep 1
--send ALTER TABLE child ADD FOREIGN KEY (parent_id) REFERENCES parent(id) ON UPDATE CASCADE;

--connection node_2
--sleep 1
--send UPDATE parent SET id = 2 WHERE id = 1;

--connection node_1
--reap

--connection node_2
--reap

--connection node_2
SELECT COUNT(*) = 10000 FROM child WHERE parent_id = 2;

--connection node_1
SELECT COUNT(*) = 10000 FROM child WHERE parent_id = 2;

DROP TABLE child;
DROP TABLE parent;

DROP TABLE ten;