MDEV-33173 : Galera test case galera_sr_kill_slave_before_apply unstable

Add wait_condition to make sure tables are created before next
operations.
Signed-off-by: Julius Goryavsky <julius.goryavsky@mariadb.com>

mysql-test/suite/galera_3nodes_sr/r/galera_sr_kill_slave_before_apply.result

@@ -7,11 +7,11 @@ connection node_3;
 connection node_1;
 CREATE TABLE t1 (f1 INTEGER PRIMARY KEY) ENGINE=InnoDB;
 connection node_2;
-SELECT COUNT(*) = 0 FROM t1;
-COUNT(*) = 0
-1
+SELECT COUNT(*) AS EXPECT_0 FROM t1;
+EXPECT_0
+0
 connection node_1;
-CREATE TABLE t2 (f1 INTEGER);
+CREATE TABLE t2 (f1 INTEGER PRIMARY KEY) ENGINE=InnoDB;
 connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2;
 LOCK TABLE t2 WRITE;
 connection node_1;
@@ -37,12 +37,12 @@ count_match
 count_match
 1
 connection node_1;
-SELECT COUNT(*) FROM mysql.wsrep_streaming_log;
-COUNT(*)
+SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log;
+EXPECT_0
 0
 connection node_2;
-SELECT COUNT(*) FROM mysql.wsrep_streaming_log;
-COUNT(*)
+SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log;
+EXPECT_0
 0
 connection node_1;
 DROP TABLE t1;

mysql-test/suite/galera_3nodes_sr/t/galera_sr_kill_slave_before_apply.test

@@ -15,18 +15,23 @@
 --source ../galera/include/auto_increment_offset_save.inc
 
 --connection node_1
+--let $wait_condition = SELECT VARIABLE_VALUE = 3 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size';
+--source include/wait_condition.inc
+
 CREATE TABLE t1 (f1 INTEGER PRIMARY KEY) ENGINE=InnoDB;
 
 
 # Block node #2's applier before table t1's inserts have come into play
 
 --connection node_2
-SELECT COUNT(*) = 0 FROM t1;
+SELECT COUNT(*) AS EXPECT_0 FROM t1;
 
 --connection node_1
-CREATE TABLE t2 (f1 INTEGER);
+CREATE TABLE t2 (f1 INTEGER PRIMARY KEY) ENGINE=InnoDB;
 
 --connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2
+--let $wait_condition = SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME = 't2'
+--source include/wait_condition.inc
 LOCK TABLE t2 WRITE;
 
 --connection node_1
@@ -77,10 +82,10 @@ if ($mysql_errno == 1213) {
 --enable_query_log
 
 --connection node_1
-SELECT COUNT(*) FROM mysql.wsrep_streaming_log;
+SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log;
 
 --connection node_2
-SELECT COUNT(*) FROM mysql.wsrep_streaming_log;
+SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log;
 
 --connection node_1
 DROP TABLE t1;