MDEV-21557 : galera_bf_abort_at_after_statement MTR failed: query 'reap'...

MDEV-21557 : galera_bf_abort_at_after_statement MTR failed: query 'reap' succeeded - should have failed with errno 1213

Add wait_condition so that conflicting update is done.

mysql-test/suite/galera/r/galera_bf_abort_at_after_statement.result

@@ -12,6 +12,8 @@ connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2;
 SET DEBUG_SYNC = 'now WAIT_FOR blocked';
 connection node_1;
 UPDATE t1 SET val=3 WHERE id=1;
+connect node_2b, 127.0.0.1, root, , test, $NODE_MYPORT_2;
+set session wsrep_sync_wait=0;
 connection node_2a;
 SET DEBUG_SYNC = 'now SIGNAL continue';
 connection node_2;
@@ -21,3 +23,5 @@ SET DEBUG_SYNC = 'RESET';
 connection node_1;
 SET DEBUG_SYNC = 'RESET';
 DROP TABLE t1;
+disconnect node_2a;
+disconnect node_2b;

mysql-test/suite/galera/t/galera_bf_abort_at_after_statement.test

@@ -34,6 +34,11 @@ SET DEBUG_SYNC = 'now WAIT_FOR blocked';
 # cause BF abort on other node
 UPDATE t1 SET val=3 WHERE id=1;
 
+--connect node_2b, 127.0.0.1, root, , test, $NODE_MYPORT_2
+set session wsrep_sync_wait=0;
+--let $wait_condition = SELECT COUNT(*) = 1 FROM t1 where id = 1 and val = 3
+--source include/wait_condition.inc
+
 --connection node_2a
 SET DEBUG_SYNC = 'now SIGNAL continue';
 
@@ -47,3 +52,7 @@ SET DEBUG_SYNC = 'RESET';
 --connection node_1
 SET DEBUG_SYNC = 'RESET';
 DROP TABLE t1;
+
+--disconnect node_2a
+--disconnect node_2b
+