#172 simplify test case for -30994 leak

mysql-test/suite/tokudb.bugs/r/leak172.result

@@ -117,7 +117,8 @@ KEY `c27` (`c27`(255)),
 KEY `c31` (`c31`)
 );
 LOAD DATA INFILE 'leak172_t1.data' INTO TABLE `t1` fields terminated by ',';
-LOAD DATA INFILE 'leak172_t2.data' INTO TABLE `t2`;
+set session debug="+d,tokudb_end_bulk_insert_sleep";
+LOAD DATA INFILE 'leak172_t2.data' INTO TABLE `t2` fields terminated by ',';
 UPDATE t1, t2 SET t1.`c5` = 4 WHERE t1.`c6` <= 'o';
 ERROR HY000: Lock wait timeout exceeded; try restarting transaction
 drop table t1,t2;

mysql-test/suite/tokudb.bugs/t/leak172.test

+# test case simplified from RQG run that forces a lock not granted error on an update with a 
+# concurrent load into the same table.
+
 source include/have_tokudb.inc;
+source include/have_debug.inc;
 set default_storage_engine=tokudb;
 
 disable_warnings;
@@ -130,10 +134,12 @@ CREATE TABLE `t2` (
 LOAD DATA INFILE 'leak172_t1.data' INTO TABLE `t1` fields terminated by ',';
 
 connect(conn1,localhost,root,,);
-send LOAD DATA INFILE 'leak172_t2.data' INTO TABLE `t2`;
+set session debug="+d,tokudb_end_bulk_insert_sleep";
+send LOAD DATA INFILE 'leak172_t2.data' INTO TABLE `t2` fields terminated by ',';
 
 connection default;
-sleep 1;
+let $wait_condition= select count(*)=1 from information_schema.processlist where info like 'LOAD DATA INFILE%' and state like 'DBUG sleep';
+source include/wait_condition.inc;
 --error 1205
 UPDATE t1, t2 SET t1.`c5` = 4 WHERE t1.`c6` <= 'o';
 

storage/tokudb/ha_tokudb.cc

@@ -3303,6 +3303,12 @@ int ha_tokudb::end_bulk_insert(bool abort) {
     loader_error = 0;
     if (loader) {
         if (!abort_loader && !thd->killed) {
+            DBUG_EXECUTE_IF("tokudb_end_bulk_insert_sleep", {
+                const char *old_proc_info= thd->proc_info;
+                thd->proc_info= "DBUG sleep";
+                my_sleep(20000000);
+                thd->proc_info= old_proc_info;
+            });
             error = loader->close(loader);
             loader = NULL;
             if (error) {