From 65d31bea78ba25b8ad7ed04920eaf4365db5998d Mon Sep 17 00:00:00 2001
From: bryanchang0603 <changb9@mcamster.ca>
Date: Mon, 19 Jul 2021 12:40:52 +0800
Subject: [PATCH] [TD-5143]<test> adding test case about subquery

---
 tests/pytest/fulltest.sh                      |  2 +-
 .../query/nestedQuery/queryWithSpread.py      | 46 +++++++++++++++++++
 2 files changed, 47 insertions(+), 1 deletion(-)
 create mode 100644 tests/pytest/query/nestedQuery/queryWithSpread.py

diff --git a/tests/pytest/fulltest.sh b/tests/pytest/fulltest.sh
index ac22d3ee4a..c034afd836 100755
--- a/tests/pytest/fulltest.sh
+++ b/tests/pytest/fulltest.sh
@@ -241,7 +241,7 @@ python3 ./test.py -f query/queryStateWindow.py
 python3 ./test.py -f query/nestedQuery/queryWithOrderLimit.py
 python3 ./test.py -f query/nestquery_last_row.py
 python3 ./test.py -f query/queryCnameDisplay.py
-
+python3 test.py -f query/nestedQuery/queryWithSpread.py
 
 #stream
 python3 ./test.py -f stream/metric_1.py
diff --git a/tests/pytest/query/nestedQuery/queryWithSpread.py b/tests/pytest/query/nestedQuery/queryWithSpread.py
new file mode 100644
index 0000000000..4e09b1b826
--- /dev/null
+++ b/tests/pytest/query/nestedQuery/queryWithSpread.py
@@ -0,0 +1,46 @@
+###################################################################
+#           Copyright (c) 2016 by TAOS Technologies, Inc.
+#                     All rights reserved.
+#
+#  This file is proprietary and confidential to TAOS Technologies.
+#  No part of this file may be reproduced, stored, transmitted,
+#  disclosed or used in any form or by any means other than as
+#  expressly provided by the written permission from Jianhui Tao
+#
+###################################################################
+
+# -*- coding: utf-8 -*-
+
+import sys
+from util.log import *
+from util.cases import *
+from util.sql import *
+
+
+class TDTestCase:
+    def init(self, conn, logSql):
+        tdLog.debug("start to execute %s" % __file__)
+        tdSql.init(conn.cursor(), logSql)
+
+    def run(self):
+        tdSql.prepare()
+
+        tdSql.execute('create table stb (ts timestamp, speed int) tags(t1 int);')
+
+        for i in range(10):
+            tdSql.execute(f'create table tb_{i} using stb tags({i});')
+            tdSql.execute(f'insert into tb_{i} values(now, 0)')
+            tdSql.execute(f'insert into tb_{i} values(now+10s, {i})')
+
+        tdSql.query('select max(col3) from (select spread(speed) as col3 from stb group by tbname);')
+        tdSql.checkData(0,0,'9.0')
+        tdSql.error('select max(col3) from (select spread(col3) as col3 from stb group by tbname);')
+
+
+    def stop(self):
+        tdSql.close()
+        tdLog.success("%s successfully executed" % __file__)
+
+
+tdCases.addWindows(__file__, TDTestCase())
+tdCases.addLinux(__file__, TDTestCase())
-- 
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