92 lines
4.0 KiB
Python
92 lines
4.0 KiB
Python
###################################################################
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# Copyright (c) 2016 by TAOS Technologies, Inc.
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# All rights reserved.
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#
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# This file is proprietary and confidential to TAOS Technologies.
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# No part of this file may be reproduced, stored, transmitted,
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# disclosed or used in any form or by any means other than as
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# expressly provided by the written permission from Jianhui Tao
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#
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###################################################################
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# -*- coding: utf-8 -*-
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import sys
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import taos
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from util.log import *
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from util.cases import *
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from util.sql import *
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import numpy as np
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class TDTestCase:
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def init(self, conn, logSql):
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tdLog.debug("start to execute %s" % __file__)
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tdSql.init(conn.cursor())
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self.rowNum = 10
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self.ts = 1537146000000
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def run(self):
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tdSql.prepare()
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tdSql.execute('''create table test(ts timestamp, col1 tinyint, col2 smallint, col3 int, col4 bigint, col5 float, col6 double,
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col7 bool, col8 binary(20), col9 nchar(20), col11 tinyint unsigned, col12 smallint unsigned, col13 int unsigned, col14 bigint unsigned) tags(loc nchar(20))''')
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tdSql.execute("create table test1 using test tags('beijing')")
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for i in range(self.rowNum):
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tdSql.execute("insert into test1 values(%d, %d, %d, %d, %d, %f, %f, %d, 'taosdata%d', '涛思数据%d', %d, %d, %d, %d)"
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% (self.ts + i, i + 1, i + 1, i + 1, i + 1, i + 0.1, i + 0.1, i % 2, i + 1, i + 1, i + 1, i + 1, i + 1, i + 1))
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# leastsquares verifacation
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tdSql.error("select leastsquares(ts, 1, 1) from test1")
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tdSql.error("select leastsquares(col1, 1, 1) from test")
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tdSql.error("select leastsquares(col2, 1, 1) from test")
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tdSql.error("select leastsquares(col3, 1, 1) from test")
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tdSql.error("select leastsquares(col4, 1, 1) from test")
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tdSql.error("select leastsquares(col5, 1, 1) from test")
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tdSql.error("select leastsquares(col6, 1, 1) from test")
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tdSql.error("select leastsquares(col7, 1, 1) from test1")
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tdSql.error("select leastsquares(col8, 1, 1) from test1")
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tdSql.error("select leastsquares(col9, 1, 1) from test1")
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tdSql.error("select leastsquares(col11, 1, 1) from test")
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tdSql.error("select leastsquares(col12, 1, 1) from test")
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tdSql.error("select leastsquares(col13, 1, 1) from test")
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tdSql.error("select leastsquares(col14, 1, 1) from test")
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tdSql.query("select leastsquares(col1, 1, 1) from test1")
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tdSql.checkData(0, 0, '{slop:1.000000, intercept:0.000000}')
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tdSql.query("select leastsquares(col2, 1, 1) from test1")
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tdSql.checkData(0, 0, '{slop:1.000000, intercept:0.000000}')
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tdSql.query("select leastsquares(col3, 1, 1) from test1")
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tdSql.checkData(0, 0, '{slop:1.000000, intercept:0.000000}')
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tdSql.query("select leastsquares(col4, 1, 1) from test1")
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tdSql.checkData(0, 0, '{slop:1.000000, intercept:0.000000}')
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tdSql.query("select leastsquares(col11, 1, 1) from test1")
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tdSql.checkData(0, 0, '{slop:1.000000, intercept:0.000000}')
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tdSql.query("select leastsquares(col12, 1, 1) from test1")
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tdSql.checkData(0, 0, '{slop:1.000000, intercept:0.000000}')
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tdSql.query("select leastsquares(col13, 1, 1) from test1")
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tdSql.checkData(0, 0, '{slop:1.000000, intercept:0.000000}')
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tdSql.query("select leastsquares(col14, 1, 1) from test1")
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tdSql.checkData(0, 0, '{slop:1.000000, intercept:0.000000}')
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tdSql.query("select leastsquares(col5, 1, 1) from test1")
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tdSql.checkData(0, 0, '{slop:1.000000, intercept:-0.900000}')
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tdSql.query("select leastsquares(col6, 1, 1) from test1")
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tdSql.checkData(0, 0, '{slop:1.000000, intercept:-0.900000}')
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def stop(self):
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tdSql.close()
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tdLog.success("%s successfully executed" % __file__)
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tdCases.addWindows(__file__, TDTestCase())
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tdCases.addLinux(__file__, TDTestCase())
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