From fe32bf68334b88dbdc7883bfdacbff1a50b35152 Mon Sep 17 00:00:00 2001
From: Shungang Li <sgli@taosdata.com>
Date: Tue, 22 Oct 2024 14:34:43 +0800
Subject: [PATCH] enh: add test case

---
 tests/parallel_test/cases.task        | 10 ++++-----
 tests/system-test/2-query/td-32548.py | 32 +++++++++++++++++++++++++++
 2 files changed, 37 insertions(+), 5 deletions(-)
 create mode 100644 tests/system-test/2-query/td-32548.py

diff --git a/tests/parallel_test/cases.task b/tests/parallel_test/cases.task
index cfe88138ef..09216add82 100644
--- a/tests/parallel_test/cases.task
+++ b/tests/parallel_test/cases.task
@@ -223,6 +223,7 @@
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/agg_group_NotReturnValue.py -Q 2
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/agg_group_NotReturnValue.py -Q 3
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/agg_group_NotReturnValue.py -Q 4
+,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/td-32548.py
 
 ,,y,system-test,./pytest.sh python3 ./test.py -f 3-enterprise/restore/restoreDnode.py -N 5 -M 3 -i False
 ,,y,system-test,./pytest.sh python3 ./test.py -f 3-enterprise/restore/restoreVnode.py -N 5 -M 3 -i False
@@ -1254,7 +1255,7 @@
 ,,y,script,./test.sh -f tsim/query/unionall_as_table.sim
 ,,y,script,./test.sh -f tsim/query/multi_order_by.sim
 ,,y,script,./test.sh -f tsim/query/sys_tbname.sim
-,,y,script,./test.sh -f tsim/query/sort-pre-cols.sim 
+,,y,script,./test.sh -f tsim/query/sort-pre-cols.sim
 ,,y,script,./test.sh -f tsim/query/groupby.sim
 ,,y,script,./test.sh -f tsim/query/groupby_distinct.sim
 ,,y,script,./test.sh -f tsim/query/event.sim
@@ -1262,7 +1263,7 @@
 ,,y,script,./test.sh -f tsim/query/emptyTsRange.sim
 ,,y,script,./test.sh -f tsim/query/emptyTsRange_scl.sim
 ,,y,script,./test.sh -f tsim/query/partitionby.sim
-,,y,script,./test.sh -f tsim/query/tableCount.sim 
+,,y,script,./test.sh -f tsim/query/tableCount.sim
 ,,y,script,./test.sh -f tsim/query/show_db_table_kind.sim
 ,,y,script,./test.sh -f tsim/query/bi_star_table.sim
 ,,y,script,./test.sh -f tsim/query/bi_tag_scan.sim
@@ -1532,8 +1533,8 @@
 ,,n,script,./test.sh -f tsim/tagindex/sma_and_tag_index.sim
 ,,y,script,./test.sh -f tsim/tagindex/indexOverflow.sim
 ,,y,script,./test.sh -f tsim/view/view.sim
-,,y,script,./test.sh -f tsim/query/cache_last.sim 
-,,y,script,./test.sh -f tsim/query/const.sim 
+,,y,script,./test.sh -f tsim/query/cache_last.sim
+,,y,script,./test.sh -f tsim/query/const.sim
 ,,y,script,./test.sh -f tsim/query/nestedJoinView.sim
 
 
@@ -1566,4 +1567,3 @@
 ,,n,docs-examples-test,bash rust.sh
 ,,n,docs-examples-test,bash go.sh
 ,,n,docs-examples-test,bash test_R.sh
-
diff --git a/tests/system-test/2-query/td-32548.py b/tests/system-test/2-query/td-32548.py
new file mode 100644
index 0000000000..45611b8372
--- /dev/null
+++ b/tests/system-test/2-query/td-32548.py
@@ -0,0 +1,32 @@
+from util.cases import *
+from util.sql import *
+
+class TDTestCase:
+    def init(self, conn, logSql, replicaVar=1):
+        tdLog.debug("start to execute %s" % __file__)
+        tdSql.init(conn.cursor(), True)
+
+        tdSql.execute("drop database if exists td_32548;")
+        tdSql.execute("create database td_32548 cachemodel 'last_row' keep 3650,3650,3650;")
+
+    def run(self):
+        tdSql.execute("use td_32548;")
+
+        tdSql.execute("create table ntb1 (ts timestamp, ival int);")
+        tdSql.execute("insert into ntb1 values ('2024-07-08 17:54:49.675', 54);")
+
+        tdSql.execute("flush database td_32548;")
+
+        tdSql.execute("insert into ntb1 values ('2024-07-08 17:53:49.675', 53);")
+        tdSql.execute("insert into ntb1 values ('2024-07-08 17:52:49.675', 52);")
+        tdSql.execute("delete from ntb1 where ts = '2024-07-08 17:54:49.675';")
+
+        tdSql.query('select last_row(ts) from ntb1;')
+        tdSql.checkData(0, 0, '2024-07-08 17:53:49.675')
+
+    def stop(self):
+        tdSql.close()
+        tdLog.success(f"{__file__} successfully executed")
+
+tdCases.addLinux(__file__, TDTestCase())
+tdCases.addWindows(__file__, TDTestCase())