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#
# This test performs two dependent updates on two nodes and checks the results on the third where
# parallel apply is enabled.
#
--source include/galera_cluster.inc
--source include/have_innodb.inc
--source include/have_debug.inc
--source include/have_debug_sync.inc
--connect node_3, 127.0.0.1, root, , test, $NODE_MYPORT_3
--connect node_1_ctrl, 127.0.0.1, root, , test, $NODE_MYPORT_1
CREATE TABLE t1 (f1 INTEGER PRIMARY KEY) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1);
--let $wsrep_last_committed_before = `SELECT VARIABLE_VALUE FROM INFORMATION_SCHEMA.SESSION_STATUS WHERE VARIABLE_NAME = 'wsrep_last_committed'`
--connection node_3
SET GLOBAL wsrep_slave_threads = 2;
--connection node_1_ctrl
SET SESSION wsrep_sync_wait=0;
#
# We will make the following UPDATE depend on the UPDATE below
#
--connection node_1
SET DEBUG_SYNC = 'wsrep_before_certification SIGNAL before_cert WAIT_FOR continue';
--send UPDATE t1 SET f1 = f1 + 10;
--connection node_1_ctrl
SET DEBUG_SYNC = 'now WAIT_FOR before_cert';
SET GLOBAL debug_dbug = '+d,sync.wsrep_retry_autocommit';
--connection node_2
--send UPDATE t1 SET f1 = f1 + 100;
#
# Let's wait for the first UPDATE the be BF aborted
#
--connection node_1_ctrl
SET DEBUG_SYNC = 'now WAIT_FOR wsrep_retry_autocommit_reached';
#
# and make sure the second has committed
#
--let $wait_condition = SELECT VARIABLE_VALUE > $wsrep_last_committed_before FROM INFORMATION_SCHEMA.SESSION_STATUS WHERE VARIABLE_NAME = 'wsrep_last_committed'
--source include/wait_condition.inc
#
# now release the first UPDATE.
#
SET GLOBAL debug_dbug = NULL;
SET DEBUG_SYNC = 'now SIGNAL wsrep_retry_autocommit_continue';
#
# Both UPDATEs should succeed.
#
--connection node_1
--reap
--connection node_2
--reap
--connection node_3
SELECT f1 = 111 FROM t1;
SELECT COUNT(*) IN (1, 2) FROM INFORMATION_SCHEMA.PROCESSLIST WHERE USER = 'system user' AND STATE LIKE '%committed%';
SET GLOBAL wsrep_slave_threads = DEFAULT;
DROP TABLE t1;
--connection node_1
SET DEBUG_SYNC= 'RESET';
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