MDEV-23587 : galera_3nodes.galera_var_dirty_reads2 MTR failed: 1047: WSREP has...

MDEV-23587 : galera_3nodes.galera_var_dirty_reads2 MTR failed: 1047: WSREP has not yet prepared node for application use

Add wait_condition tomake sure insert is replicated and server
is after isolation back on ready state.

mysql-test/suite/galera_3nodes/r/galera_var_dirty_reads2.result

@@ -2,7 +2,7 @@ connection node_1;
 connection node_2;
 connection node_3;
 connection node_1;
-CREATE TABLE t1 (f1 INTEGER);
+CREATE TABLE t1 (f1 INTEGER) ENGINE=INNODB;
 INSERT INTO t1 VALUES (1);
 connection node_2;
 SET GLOBAL wsrep_provider_options='gmcast.isolate=1';

mysql-test/suite/galera_3nodes/t/galera_var_dirty_reads2.test

@@ -16,10 +16,13 @@
 --source ../galera/include/auto_increment_offset_save.inc
 
 --connection node_1
-CREATE TABLE t1 (f1 INTEGER);
+CREATE TABLE t1 (f1 INTEGER) ENGINE=INNODB;
 INSERT INTO t1 VALUES (1);
 
 --connection node_2
+--let $wait_condition = SELECT COUNT(*) = 1 FROM t1;
+--source include/wait_condition.inc
+
 SET GLOBAL wsrep_provider_options='gmcast.isolate=1';
 
 --connection node_1
@@ -28,15 +31,11 @@ SET GLOBAL wsrep_provider_options='gmcast.isolate=1';
 
 --connection node_2
 SET SESSION wsrep_sync_wait = 0;
-
 --let $wait_condition = SELECT VARIABLE_VALUE = 'non-Primary' FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_status';
 --source include/wait_condition.inc
 
 SET SESSION wsrep_dirty_reads = 1;
 
---let $wait_condition = SELECT COUNT(*) = 1 FROM t1;
---source include/wait_condition.inc
-
 # Those statements should succeed
 
 --error 0