###################################################################
 #       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 sys
import taos
from util.log import *
from util.cases import *
from util.sql import *
from util.dnodes import *

class TDTestCase:
  def init(self, conn):
    tdLog.debug("start to execute %s" % __file__)
    tdSql.init(conn.cursor())
    
  def run(self):
    self.ntables = 1
    self.startTime = 1520000010000
    self.rows = 200

    tdDnodes.stop(1)
    tdDnodes.deploy(1)
    tdDnodes.start(1)

    tdSql.execute('reset query cache')
    tdSql.execute('drop database if exists db')
    tdSql.execute('create database db rows %d' %self.rows)
    tdSql.execute('use db')

    tdLog.info("================= step1")
    tdLog.info("create 1 table")
    tdSql.execute('create table tb1 (ts timestamp, speed int)')
    tdLog.info("More than 10 rows less than %d rows will go to data file" %self.rows)

    tdLog.info("================= step2")
    tdLog.info("import %d sequential data" %(self.rows/2))
    startTime = self.startTime
    sqlcmd = ['import into tb1 values']
    for rid in range(1,self.rows/2+1):
      sqlcmd.append('(%ld, %d)' %(startTime+rid, rid))
    tdSql.execute(" ".join(sqlcmd))
    
    tdLog.info("================= step3")
    tdSql.query('select * from tb1')
    tdSql.checkRows(self.rows/2)

    tdLog.info("================= step4")
    tdDnodes.stop(1)
    tdLog.sleep(5)
    tdDnodes.start(1)

    tdLog.info("================= step5")
    tdLog.info("import 1 data before")
    startTime = self.startTime - 1
    tdSql.execute('import into tb1 values(%ld, %d)' %(startTime + 1, 1))


    tdLog.info("================= step7")
    tdSql.execute('reset query cache')
    tdSql.query('select * from tb1 order by ts desc')
    tdSql.checkRows(self.rows/2 + 1)

    tdLog.info("================= step8")
    tdLog.info("import 10 data in batch before")
    startTime = self.startTime
    sqlcmd = ['import into tb1 values']
    for rid in range(1,11):
      sqlcmd.append('(%ld, %d)' %(startTime - rid, rid))
    tdSql.execute(" ".join(sqlcmd))

    tdLog.info("================= step9")
    tdSql.execute('reset query cache')
    tdSql.query('select * from tb1 order by ts desc')
    tdSql.checkRows(self.rows/2 + 11)

  def stop(self):
    tdSql.close()
    tdLog.success("%s successfully executed" % __file__)
  
tdCases.addWindows(__file__, TDTestCase())
tdCases.addLinux(__file__, TDTestCase())