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

#
# Test two transactions on separate nodes which conflict on a FK
#

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

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

CREATE TABLE child (
    id INT PRIMARY KEY,
    parent_id INT,
    FOREIGN KEY (parent_id) 
        REFERENCES parent(id)
) ENGINE=InnoDB;

INSERT INTO parent VALUES (1), (2);
INSERT INTO child VALUES (1,1);

--connection node_1
SET AUTOCOMMIT = OFF;
START TRANSACTION;
DELETE FROM parent WHERE id = 2;

--connection node_2
SET AUTOCOMMIT = OFF;
START TRANSACTION;
INSERT INTO child VALUES (2, 2);

--connection node_1
COMMIT;

--connection node_2
--error ER_LOCK_DEADLOCK
COMMIT;

DROP TABLE child;
DROP TABLE parent;