From 23d478269726a87c6f3b91fec146308187ada942 Mon Sep 17 00:00:00 2001
From: Ping Xiao <pxiao@taosdata.com>
Date: Thu, 16 Jun 2022 19:50:02 +0800
Subject: [PATCH] test: add test case for TS-1619

---
 tests/pytest/query/queryGroupbySort.py | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/tests/pytest/query/queryGroupbySort.py b/tests/pytest/query/queryGroupbySort.py
index 6439fc6560..c5ca1efacd 100644
--- a/tests/pytest/query/queryGroupbySort.py
+++ b/tests/pytest/query/queryGroupbySort.py
@@ -88,6 +88,23 @@ class TDTestCase:
         tdSql.query("select count(*) from tb group by c1")
         tdSql.checkRows(0)
         
+        # TS-1619
+        tdSql.execute("create database test")
+        tdSql.execute("use test")
+        tdSql.execute("create table stb(ts timestamp, c1 int, c2 nchar(30)) tags(t1 int)")
+        for i in range(3):
+            tdSql.execute("create table t%d using stb tags(%d)" % (i, i))
+            sql = "insert into t%d values " % i
+            for j in range(16):
+                if j % 4 == 0:
+                    s = '00'
+                else:
+                    s = str (j % 4 * 15)
+                sql += "(%d, %d, '2022-06-01 0%d:%s')" % (self.ts + j, i, int( j / 4 ), s)
+            tdSql.execute(sql)
+
+        tdSql.query("select c2, sum(c1) from stb group by c2")
+        tdSql.checkRows(16)
         
     def stop(self):
         tdSql.close()
-- 
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