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-rw-r--r--mysql-test/suite/galera/t/MW-402.test56
1 files changed, 50 insertions, 6 deletions
diff --git a/mysql-test/suite/galera/t/MW-402.test b/mysql-test/suite/galera/t/MW-402.test
index 36b691c6295..4b83e25dc50 100644
--- a/mysql-test/suite/galera/t/MW-402.test
+++ b/mysql-test/suite/galera/t/MW-402.test
@@ -1,6 +1,6 @@
--source include/galera_cluster.inc
--source include/have_innodb.inc
---source suite/galera/include/galera_have_debug_sync.inc
+--source include/galera_have_debug_sync.inc
#
# we must open connection node_1a here, MW-369.inc will use it later
@@ -135,7 +135,6 @@ SELECT * FROM c;
DROP TABLE c;
DROP TABLE p;
-
#
# CASCADE DELETE tests with two parent tables
# Here we cause cascaded operation on child table through
@@ -151,10 +150,11 @@ DROP TABLE p;
CREATE TABLE p1 (f1 INTEGER PRIMARY KEY, f2 INTEGER) ENGINE=INNODB;
CREATE TABLE p2 (f1 INTEGER PRIMARY KEY, f2 INTEGER) ENGINE=INNODB;
-CREATE TABLE c (f1 INTEGER PRIMARY KEY, p1_id INTEGER, p2_id INTEGER, f2 INTEGER,
- CONSTRAINT fk_1 FOREIGN KEY (p1_id) REFERENCES p1 (f1) ON DELETE CASCADE,
+CREATE TABLE c (f1 INTEGER PRIMARY KEY, p1_id INTEGER, p2_id INTEGER,
+ f2 INTEGER,
+ CONSTRAINT fk_1 FOREIGN KEY (p1_id) REFERENCES p1 (f1)
+ ON DELETE CASCADE,
CONSTRAINT fk_2 FOREIGN KEY (p2_id) REFERENCES p2 (f1));
-
INSERT INTO p1 VALUES (1, 0);
INSERT INTO p2 VALUES (1, 0);
@@ -171,7 +171,51 @@ INSERT INTO c VALUES (1, 1, 1, 0);
--connection node_1
--reap
-# same as previous, but statements in different order
+--connection node_2
+SELECT * FROM p1;
+SELECT * FROM p2;
+SELECT * FROM c;
+
+DROP TABLE c;
+DROP TABLE p1;
+DROP TABLE p2;
+
+#
+# CASCADE DELETE tests with two parent tables
+# Here we cause cascaded operation on child table through
+# one parent table and issue other delete operation through the
+# other parent table. The cascade progresses to same child table row where
+# we should see the conflict to happen
+#
+# As a result, the update on p2 should fail
+#
+--connection node_1
+
+CREATE TABLE p1 (f1 INTEGER PRIMARY KEY, f2 INTEGER) ENGINE=INNODB;
+CREATE TABLE p2 (f1 INTEGER PRIMARY KEY, f2 INTEGER) ENGINE=INNODB;
+CREATE TABLE c (f1 INTEGER PRIMARY KEY, p1_id INTEGER, p2_id INTEGER,
+ f2 INTEGER,
+ CONSTRAINT fk_1 FOREIGN KEY (p1_id) REFERENCES p1 (f1)
+ ON DELETE CASCADE,
+ CONSTRAINT fk_2 FOREIGN KEY (p2_id) REFERENCES p2 (f1)
+ ON DELETE CASCADE);
+
+INSERT INTO p1 VALUES (1, 0);
+INSERT INTO p2 VALUES (1, 0);
+
+INSERT INTO c VALUES (1, 1, 1, 0);
+
+--let $mw_369_parent_query = DELETE FROM p2 WHERE f1=1
+--let $mw_369_child_query = DELETE FROM p1 WHERE f1=1
+
+--connection node_1a
+--source MW-369.inc
+
+# Commit succeeds
+--connection node_1
+--error ER_LOCK_DEADLOCK
+--reap
+
--connection node_2
SELECT * FROM p1;
SELECT * FROM p2;