add delete_data.py

tests/system-test/1-insert/delete_data.py

+###################################################################
+#           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 random
+import string
+from util import constant
+from util.log import *
+from util.cases import *
+from util.sql import *
+from util.common import *
+from util.sqlset import TDSetSql
+
+class TDTestCase:
+    def init(self, conn, logSql):
+        tdLog.debug("start to execute %s" % __file__)
+        tdSql.init(conn.cursor())
+        self.dbname = 'db_test'
+        self.setsql = TDSetSql()
+        self.ntbname = 'ntb'
+        self.rowNum = 10
+        self.tbnum = 20
+        self.ts = 1537146000000
+        self.binary_str = 'taosdata'
+        self.nchar_str = '涛思数据'
+        # first column must be timestamp
+        self.column_dict = {
+            'ts'  : 'timestamp',
+            'col1': 'tinyint',
+            
+        }
+        self.value = [
+            f'1'
+        ]
+
+        self.param_list = [1,100]
+    def insert_data(self,column_dict,tbname,row_num):
+        insert_sql = self.setsql.set_insertsql(column_dict,tbname,self.binary_str,self.nchar_str)
+        for i in range(row_num):
+            insert_list = []
+            
+    def delete_all_data(self,tbname):
+        tdSql.execute(f'delete from {tbname}')
+        tdSql.query(f'select * from {tbname}')
+        tdSql.checkRows(0)
+        
+    def delete_one_row(self,tbname,column_dict):
+        for column_name,column_type in column_dict.items():
+            if column_type.lower() == 'timestamp':
+                
+                tdSql.execute(f'delete from {tbname} where {column_name}={self.ts}')
+                tdSql.query(f'select * from {tbname}')
+                tdSql.checkRows(self.rowNum-1)
+                tdSql.query(f'select * from {tbname} where {column_name}={self.ts}')
+                tdSql.checkRows(0)
+                tdSql.execute(f'insert into {tbname} values({self.ts},{self.value_list[0]}')
+                tdSql.query(f'select * from {tbname} where {column_name}={self.ts}')
+                tdSql.checkEqual(str(tdSql.queryResult[0][0]),str(datetime.datetime.fromtimestamp(value/1000).strftime("%Y-%m-%d %H:%M:%S.%f")))
+        
+    def delete_data_ntb(self):
+        tdSql.execute(f'create database if not exists {self.dbname}')
+        tdSql.execute(f'use {self.dbname}')
+        tdSql.execute(self.setsql.set_create_normaltable_sql(self.ntbname,self.column_dict))
+        for i in range(self.rowNum):
+            tdSql.execute(f'insert into {self.ntbname} values({self.ts+i},{self.value_list[0]})')
+        
+        
+        # self.delete_all_data(self.ntbname)
+        
+    def run(self):
+        self.delete_data_ntb()
+        
+
+    def stop(self):
+        tdSql.close()
+        tdLog.success("%s successfully executed" % __file__)
+
+tdCases.addWindows(__file__, TDTestCase())
+tdCases.addLinux(__file__, TDTestCase())
\ No newline at end of file