add stateful test

Author: ariesdevil

tests/suites/1_stateful/01_load_v2/01_0000_streaming_load.result

@@ -10,6 +10,8 @@
 199	2020.0	769
 --ndjson
 198	2020.0	767
+--csv using file_format
+199	2020.0	769
 --parquet less
 199	2020.0	769
 --parquet mismatch schema

tests/suites/1_stateful/01_load_v2/01_0000_streaming_load.sh

@@ -72,6 +72,11 @@ curl -H "insert_sql:insert into ontime_streaming_load format NdJson" -H "format_
 echo "select count(1), avg(Year), sum(DayOfWeek)  from ontime_streaming_load;" | $MYSQL_CLIENT_CONNECT
 echo "truncate table ontime_streaming_load" | $MYSQL_CLIENT_CONNECT
 
+# load csv using file_format syntax
+echo "--csv"
+curl -H "insert_sql:insert into ontime_streaming_load file_format = (type = 'CSV', skip_header = 1)" -F "upload=@/tmp/ontime_200.csv" -u root: -XPUT "http://localhost:${QUERY_HTTP_HANDLER_PORT}/v1/streaming_load" > /dev/null 2>&1
+echo "select count(1), avg(Year), sum(DayOfWeek)  from ontime_streaming_load;" | $MYSQL_CLIENT_CONNECT
+echo "truncate table ontime_streaming_load" | $MYSQL_CLIENT_CONNECT
 
 # load parquet with less schema
 echo 'CREATE TABLE ontime_less