add timezong.py

tests/system-test/2-query/timezone.py

+from tarfile import SYMTYPE
+from time import sleep
+from tkinter import E
+import taos
+import sys
+
+from util.log import *
+from util.sql import *
+from util.cases import *
+
+
+
+class TDTestCase:
+
+    def init(self, conn, logSql):
+        tdLog.debug(f"start to excute {__file__}")
+        tdSql.init(conn.cursor())
+
+    def run(self):  # sourcery skip: extract-duplicate-method
+        tdSql.prepare()
+
+        tdLog.printNoPrefix("==========step1:create normal table")
+        tdSql.execute(
+            '''create table if not exists normaltb
+            (ts timestamp, c1 int, c2 float,c3 double)
+            '''
+        )
+        tdLog.printNoPrefix("==========step2:insert data")
+
+        tdSql.execute("insert into normaltb values(now,1,1.55,100.555555)")
+        tdSql.query("select timezone() from normaltb")
+        tdSql.checkRows(1)
+
+        tdSql.execute("insert into normaltb values(now(),2,2.222,222.222222)")
+        tdSql.query("select timezone() from normaltb")
+        tdSql.checkRows(2)
+
+        tdSql.checkData(0,0,"Asia/Shanghai (CST, +0800)")
+        tdSql.checkData(1,0,"Asia/Shanghai (CST, +0800)")
+
+        tdSql.execute("insert into normaltb values(today(),3,3.333,333.333333)")
+        tdSql.query("select * from normaltb where ts=today()")
+        tdSql.checkRows(1)
+        tdSql.checkData(0,1,3)
+        for i in range(0,50):
+            tdSql.query("select timezone() from db.normaltb")
+            tdSql.checkData(0,0,"Asia/Shanghai (CST, +0800)")
+            i+=1
+            sleep(0.5)
+        
+
+        tdSql.query("select now() from db.normaltb")
+        tdSql.checkRows(3)
+        tdSql.query("select now() from normaltb")
+        tdSql.checkRows(3)
+
+        tdSql.query("select now() +1h from db.normaltb")
+        tdSql.checkRows(3)
+        tdSql.query("select now() +1h from normaltb")
+        tdSql.checkRows(3)
+
+        tdSql.query("select now() +1m from db.normaltb")
+        tdSql.checkRows(3)
+        tdSql.query("select now() +1m from normaltb")
+        tdSql.checkRows(3)
+
+        tdSql.query("select now() +1s from db.normaltb")
+        tdSql.checkRows(3)
+        tdSql.query("select now() +1s from normaltb")
+        tdSql.checkRows(3)
+
+        tdSql.query("select now() +1a from db.normaltb")
+        tdSql.checkRows(3)
+        tdSql.query("select now() +1a from normaltb")
+        tdSql.checkRows(3)
+
+        tdSql.query("select now() +1u from db.normaltb")
+        tdSql.checkRows(3)
+        tdSql.query("select now() +1u from normaltb")
+        tdSql.checkRows(3)
+
+        tdSql.query("select now() +1b from db.normaltb")
+        tdSql.checkRows(3)
+        tdSql.query("select now() +1b from normaltb")
+        tdSql.checkRows(3)
+
+        tdSql.execute("create table stb (ts timestamp,c0 int) tags(t0 int)")
+        tdSql.execute("create table stb_1 using stb tags(1)")
+        tdSql.execute("insert into stb_1 values(now(),1000)")
+
+        # tdSql.query("select timezone() from stb")
+        # tdSql.checkRows(1)
+        # tdSql.checkData(0,0,"Asia/Shanghai (CST, +0800)")
+
+
+
+        
+
+
+        
+        
+        # tdSql.execute()
+
+    def stop(self):
+        tdSql.close()
+        tdLog.success(f"{__file__} successfully executed")
+
+tdCases.addLinux(__file__, TDTestCase())
+tdCases.addWindows(__file__, TDTestCase())