From a837f33731213ee8f5fa9a860e3d762f15ee0cf7 Mon Sep 17 00:00:00 2001
From: Ping Xiao <pxiao@taosdata.com>
Date: Thu, 3 Dec 2020 15:43:21 +0800
Subject: [PATCH] [TD-2298] <test> add test case for interval

---
 tests/pytest/fulltest.sh            |  3 ++-
 tests/pytest/query/queryInterval.py | 14 ++++++++++++++
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/tests/pytest/fulltest.sh b/tests/pytest/fulltest.sh
index 042fd826e8..448a0413e0 100755
--- a/tests/pytest/fulltest.sh
+++ b/tests/pytest/fulltest.sh
@@ -159,7 +159,8 @@ python3 ./test.py -f query/bug1471.py
 python3 ./test.py -f query/bug1874.py
 python3 ./test.py -f query/bug1875.py
 python3 ./test.py -f query/bug1876.py
-python3 ./test.py -f query/bug2218.py 
+python3 ./test.py -f query/bug2218.py
+python3 ./test.py -f query/sliding.py 
 
 #stream
 python3 ./test.py -f stream/metric_1.py
diff --git a/tests/pytest/query/queryInterval.py b/tests/pytest/query/queryInterval.py
index 98b8c9fbef..871c076c08 100644
--- a/tests/pytest/query/queryInterval.py
+++ b/tests/pytest/query/queryInterval.py
@@ -16,6 +16,7 @@ import taos
 from util.log import tdLog
 from util.cases import tdCases
 from util.sql import tdSql
+from util.dnodes import tdDnodes
 
 
 class TDTestCase:
@@ -72,6 +73,19 @@ class TDTestCase:
         tdSql.checkData(6, 0, "2020-09-16 00:00:00")
         tdSql.checkData(6, 1, 222.0)
 
+        # test case for https://jira.taosdata.com:18080/browse/TD-2298
+        tdSql.execute("create database test keep 36500")
+        tdSql.execute("use test")
+        tdSql.execute("create table t (ts timestamp, voltage int)")
+        for i in range(10000):
+            tdSql.execute("insert into t values(%d, 0)" % (1000000 + i * 6000))
+        
+        tdDnodes.stop(1)
+        tdDnodes.start(1)
+        tdSql.query("select last(*) from t interval(1s)")
+        tdSql.checkRows(10000)
+        
+
     def stop(self):
         tdSql.close()
         tdLog.success("%s successfully executed" % __file__)
-- 
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