homework-jianmu/tests/system-test/2-query/function_diff.py

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###################################################################
# 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 subprocess
import random
import math
import numpy as np
import inspect
import re
from util.log import *
from util.cases import *
from util.sql import *
from util.dnodes import *
class TDTestCase:
def init(self, conn, logSql):
tdLog.debug("start to execute %s" % __file__)
tdSql.init(conn.cursor())
def diff_query_form(self, col="c1", alias="", table_expr="t1", condition=""):
'''
diff function:
:param col: string, column name, required parameters;
:param alias: string, result column another nameor add other funtion;
:param table_expr: string or expression, data sourceeg,table/stable name, result set, required parameters;
:param condition: expression
:param args: other funtions,like: ', last(col)',or give result column another name, like 'c2'
:return: diff query statement,default: select diff(c1) from t1
'''
return f"select diff({col}) {alias} from {table_expr} {condition}"
def checkdiff(self,col="c1", alias="", table_expr="t1", condition="" ):
line = sys._getframe().f_back.f_lineno
pre_sql = self.diff_query_form(
col=col, table_expr=table_expr, condition=condition
).replace("diff", "count")
tdSql.query(pre_sql)
if tdSql.queryRows == 0:
tdSql.query(self.diff_query_form(
col=col, alias=alias, table_expr=table_expr, condition=condition
))
print(f"case in {line}: ", end='')
tdSql.checkRows(0)
return
if "order by tbname" in condition:
tdSql.error(self.diff_query_form(
col=col, alias=alias, table_expr=table_expr, condition=condition
))
return
if "group" in condition:
tb_condition = condition.split("group by")[1].split(" ")[1]
tdSql.query(f"select distinct {tb_condition} from {table_expr}")
query_result = tdSql.queryResult
query_rows = tdSql.queryRows
clear_condition = re.sub('order by [0-9a-z]*|slimit [0-9]*|soffset [0-9]*', "", condition)
pre_row = 0
for i in range(query_rows):
group_name = query_result[i][0]
if "where" in clear_condition:
pre_condition = re.sub('group by [0-9a-z]*', f"{tb_condition}='{group_name}'", clear_condition)
else:
pre_condition = "where " + re.sub('group by [0-9a-z]*',f"{tb_condition}='{group_name}'", clear_condition)
tdSql.query(f"select {col} {alias} from {table_expr} {pre_condition}")
pre_data = np.array(tdSql.queryResult)[np.array(tdSql.queryResult) != None]
if (platform.system().lower() == 'windows' and pre_data.dtype == 'int32'):
pre_data = np.array(pre_data, dtype = 'int64')
pre_diff = np.diff(pre_data)
# trans precision for data
tdSql.query(self.diff_query_form(
col=col, alias=alias, table_expr=table_expr, condition=condition
))
for j in range(len(pre_diff)):
print(f"case in {line}:", end='')
if isinstance(pre_diff[j] , float) :
pass
else:
tdSql.checkData(pre_row+j, 1, pre_diff[j] )
pre_row += len(pre_diff)
return
elif "union" in condition:
union_sql_0 = self.diff_query_form(
col=col, alias=alias, table_expr=table_expr, condition=condition
).split("union all")[0]
union_sql_1 = self.diff_query_form(
col=col, alias=alias, table_expr=table_expr, condition=condition
).split("union all")[1]
tdSql.query(union_sql_0)
union_diff_0 = tdSql.queryResult
row_union_0 = tdSql.queryRows
tdSql.query(union_sql_1)
union_diff_1 = tdSql.queryResult
tdSql.query(self.diff_query_form(
col=col, alias=alias, table_expr=table_expr, condition=condition
))
for i in range(tdSql.queryRows):
print(f"case in {line}: ", end='')
if i < row_union_0:
tdSql.checkData(i, 0, union_diff_0[i][0])
else:
tdSql.checkData(i, 0, union_diff_1[i-row_union_0][0])
return
else:
tdSql.query(f"select {col} from {table_expr} {re.sub('limit [0-9]*|offset [0-9]*','',condition)}")
offset_val = condition.split("offset")[1].split(" ")[1] if "offset" in condition else 0
pre_result = np.array(tdSql.queryResult)[np.array(tdSql.queryResult) != None]
if (platform.system().lower() == 'windows' and pre_result.dtype == 'int32'):
pre_result = np.array(pre_result, dtype = 'int64')
pre_diff = np.diff(pre_result)[offset_val:]
tdSql.query(self.diff_query_form(
col=col, alias=alias, table_expr=table_expr, condition=condition
))
for i in range(tdSql.queryRows):
print(f"case in {line}: ", end='')
if isinstance(pre_diff[i] , float ):
pass
else:
tdSql.checkData(i, 0, pre_diff[i])
pass
def diff_current_query(self) :
# table schema :ts timestamp, c1 int, c2 float, c3 timestamp, c4 binary(16), c5 double, c6 bool
# c7 bigint, c8 smallint, c9 tinyint, c10 nchar(16)
# case16 numeric col:int/bigint/tinyint/smallint/float/double
self.checkdiff()
case2 = {"col": "c2"}
self.checkdiff(**case2)
case3 = {"col": "c5"}
self.checkdiff(**case3)
case4 = {"col": "c7"}
self.checkdiff(**case4)
case5 = {"col": "c8"}
self.checkdiff(**case5)
case6 = {"col": "c9"}
self.checkdiff(**case6)
# case7~8: nested query
# case7 = {"table_expr": "(select c1 from stb1)"}
# self.checkdiff(**case7)
# case8 = {"table_expr": "(select diff(c1) c1 from stb1 group by tbname)"}
# self.checkdiff(**case8)
# case9~10: mix with tbname/ts/tag/col
# case9 = {"alias": ", tbname"}
# self.checkdiff(**case9)
# case10 = {"alias": ", _c0"}
# self.checkdiff(**case10)
# case11 = {"alias": ", st1"}
# self.checkdiff(**case11)
# case12 = {"alias": ", c1"}
# self.checkdiff(**case12)
# case13~15: with single condition
case13 = {"condition": "where c1 <= 10"}
self.checkdiff(**case13)
case14 = {"condition": "where c6 in (0, 1)"}
self.checkdiff(**case14)
case15 = {"condition": "where c1 between 1 and 10"}
self.checkdiff(**case15)
# case16: with multi-condition
case16 = {"condition": "where c6=1 or c6 =0"}
self.checkdiff(**case16)
# case17: only support normal table join
case17 = {
"col": "t1.c1",
"table_expr": "t1, t2",
"condition": "where t1.ts=t2.ts"
}
self.checkdiff(**case17)
# case18~19: with group by
# case18 = {
# "table_expr": "t1",
# "condition": "group by c6"
# }
# self.checkdiff(**case18)
# case19 = {
# "table_expr": "stb1",
# "condition": "partition by tbname" # partition by tbname
# }
# self.checkdiff(**case19)
# # case20~21: with order by
# case20 = {"condition": "order by ts"}
# self.checkdiff(**case20)
# # case22: with union
# case22 = {
# "condition": "union all select diff(c1) from t2"
# }
# self.checkdiff(**case22)
# case23: with limit/slimit
case23 = {
"condition": "limit 1"
}
self.checkdiff(**case23)
# case24 = {
# "table_expr": "stb1",
# "condition": "group by tbname slimit 1 soffset 1"
# }
# self.checkdiff(**case24)
pass
def diff_error_query(self) -> None :
# unusual test
#
# table schema :ts timestamp, c1 int, c2 float, c3 timestamp, c4 binary(16), c5 double, c6 bool
# c7 bigint, c8 smallint, c9 tinyint, c10 nchar(16)
#
# form test
tdSql.error(self.diff_query_form(col="")) # no col
tdSql.error("diff(c1) from stb1") # no select
tdSql.error("select diff from t1") # no diff condition
tdSql.error("select diff c1 from t1") # no brackets
tdSql.error("select diff(c1) t1") # no from
tdSql.error("select diff( c1 ) from ") # no table_expr
# tdSql.error(self.diff_query_form(col="st1")) # tag col
tdSql.query("select diff(st1) from t1 ")
# tdSql.error(self.diff_query_form(col=1)) # col is a value
tdSql.error(self.diff_query_form(col="'c1'")) # col is a string
tdSql.error(self.diff_query_form(col=None)) # col is NULL 1
tdSql.error(self.diff_query_form(col="NULL")) # col is NULL 2
tdSql.error(self.diff_query_form(col='""')) # col is ""
tdSql.error(self.diff_query_form(col='c%')) # col is spercial char 1
tdSql.error(self.diff_query_form(col='c_')) # col is spercial char 2
tdSql.error(self.diff_query_form(col='c.')) # col is spercial char 3
tdSql.error(self.diff_query_form(col='c3')) # timestamp col
tdSql.error(self.diff_query_form(col='ts')) # Primary key
tdSql.error(self.diff_query_form(col='avg(c1)')) # expr col
# tdSql.error(self.diff_query_form(col='c6')) # bool col
tdSql.query("select diff(c6) from t1")
tdSql.error(self.diff_query_form(col='c4')) # binary col
tdSql.error(self.diff_query_form(col='c10')) # nachr col
tdSql.error(self.diff_query_form(col='c10')) # not table_expr col
tdSql.error(self.diff_query_form(col='t1')) # tbname
tdSql.error(self.diff_query_form(col='stb1')) # stbname
tdSql.error(self.diff_query_form(col='db')) # datbasename
# tdSql.error(self.diff_query_form(col=True)) # col is BOOL 1
# tdSql.error(self.diff_query_form(col='True')) # col is BOOL 2
tdSql.error(self.diff_query_form(col='*')) # col is all col
tdSql.error("select diff[c1] from t1") # sql form error 1
tdSql.error("select diff{c1} from t1") # sql form error 2
tdSql.error(self.diff_query_form(col="[c1]")) # sql form error 3
# tdSql.error(self.diff_query_form(col="c1, c2")) # sql form error 3
# tdSql.error(self.diff_query_form(col="c1, 2")) # sql form error 3
tdSql.error(self.diff_query_form(alias=", count(c1)")) # mix with aggregate function 1
tdSql.error(self.diff_query_form(alias=", avg(c1)")) # mix with aggregate function 2
tdSql.error(self.diff_query_form(alias=", min(c1)")) # mix with select function 1
tdSql.error(self.diff_query_form(alias=", top(c1, 5)")) # mix with select function 2
tdSql.error(self.diff_query_form(alias=", spread(c1)")) # mix with calculation function 1
tdSql.error(self.diff_query_form(alias=", diff(c1)")) # mix with calculation function 2
# tdSql.error(self.diff_query_form(alias=" + 2")) # mix with arithmetic 1
tdSql.error(self.diff_query_form(alias=" + avg(c1)")) # mix with arithmetic 2
tdSql.error(self.diff_query_form(alias=", c2")) # mix with other 1
# tdSql.error(self.diff_query_form(table_expr="stb1")) # select stb directly
stb_join = {
"col": "stb1.c1",
"table_expr": "stb1, stb2",
"condition": "where stb1.ts=stb2.ts and stb1.st1=stb2.st2 order by stb1.ts"
}
tdSql.error(self.diff_query_form(**stb_join)) # stb join
interval_sql = {
"condition": "where ts>0 and ts < now interval(1h) fill(next)"
}
tdSql.error(self.diff_query_form(**interval_sql)) # interval
group_normal_col = {
"table_expr": "t1",
"condition": "group by c6"
}
tdSql.error(self.diff_query_form(**group_normal_col)) # group by normal col
slimit_soffset_sql = {
"table_expr": "stb1",
"condition": "group by tbname slimit 1 soffset 1"
}
# tdSql.error(self.diff_query_form(**slimit_soffset_sql))
order_by_tbname_sql = {
"table_expr": "stb1",
"condition": "group by tbname order by tbname"
}
tdSql.error(self.diff_query_form(**order_by_tbname_sql))
pass
def diff_test_data(self, tbnum:int, data_row:int, basetime:int) -> None :
for i in range(tbnum):
for j in range(data_row):
tdSql.execute(
f"insert into t{i} values ("
f"{basetime + (j+1)*10}, {random.randint(-200, -1)}, {random.uniform(200, -1)}, {basetime + random.randint(-200, -1)}, "
f"'binary_{j}', {random.uniform(-200, -1)}, {random.choice([0,1])}, {random.randint(-200,-1)}, "
f"{random.randint(-200, -1)}, {random.randint(-127, -1)}, 'nchar_{j}' )"
)
tdSql.execute(
f"insert into t{i} values ("
f"{basetime - (j+1) * 10}, {random.randint(1, 200)}, {random.uniform(1, 200)}, {basetime - random.randint(1, 200)}, "
f"'binary_{j}_1', {random.uniform(1, 200)}, {random.choice([0, 1])}, {random.randint(1,200)}, "
f"{random.randint(1,200)}, {random.randint(1,127)}, 'nchar_{j}_1' )"
)
tdSql.execute(
f"insert into tt{i} values ( {basetime-(j+1) * 10}, {random.randint(1, 200)} )"
)
pass
def diff_test_table(self,tbnum: int) -> None :
tdSql.execute("drop database if exists db")
tdSql.execute("create database if not exists db keep 3650")
tdSql.execute("use db")
tdSql.execute(
"create stable db.stb1 (\
ts timestamp, c1 int, c2 float, c3 timestamp, c4 binary(16), c5 double, c6 bool, \
c7 bigint, c8 smallint, c9 tinyint, c10 nchar(16)\
) \
tags(st1 int)"
)
tdSql.execute(
"create stable db.stb2 (ts timestamp, c1 int) tags(st2 int)"
)
for i in range(tbnum):
tdSql.execute(f"create table t{i} using stb1 tags({i})")
tdSql.execute(f"create table tt{i} using stb2 tags({i})")
pass
def diff_test_run(self) :
tdLog.printNoPrefix("==========TD-10594==========")
tbnum = 10
nowtime = int(round(time.time() * 1000))
per_table_rows = 10
self.diff_test_table(tbnum)
tdLog.printNoPrefix("######## no data test:")
self.diff_current_query()
self.diff_error_query()
tdLog.printNoPrefix("######## insert only NULL test:")
for i in range(tbnum):
tdSql.execute(f"insert into t{i}(ts) values ({nowtime - 5})")
tdSql.execute(f"insert into t{i}(ts) values ({nowtime + 5})")
self.diff_current_query()
self.diff_error_query()
tdLog.printNoPrefix("######## insert data in the range near the max(bigint/double):")
self.diff_test_table(tbnum)
tdSql.execute(f"insert into t1(ts, c1,c2,c5,c7) values "
f"({nowtime - (per_table_rows + 1) * 10}, {2**31-1}, {3.4*10**38}, {1.7*10**308}, {2**63-1})")
tdSql.execute(f"insert into t1(ts, c1,c2,c5,c7) values "
f"({nowtime - (per_table_rows + 2) * 10}, {2**31-1}, {3.4*10**38}, {1.7*10**308}, {2**63-1})")
self.diff_current_query()
self.diff_error_query()
tdLog.printNoPrefix("######## insert data in the range near the min(bigint/double):")
self.diff_test_table(tbnum)
tdSql.execute(f"insert into t1(ts, c1,c2,c5,c7) values "
f"({nowtime - (per_table_rows + 1) * 10}, {1-2**31}, {-3.4*10**38}, {-1.7*10**308}, {1-2**63})")
tdSql.execute(f"insert into t1(ts, c1,c2,c5,c7) values "
f"({nowtime - (per_table_rows + 2) * 10}, {1-2**31}, {-3.4*10**38}, {-1.7*10**308}, {512-2**63})")
self.diff_current_query()
self.diff_error_query()
tdLog.printNoPrefix("######## insert data without NULL data test:")
self.diff_test_table(tbnum)
self.diff_test_data(tbnum, per_table_rows, nowtime)
self.diff_current_query()
self.diff_error_query()
tdLog.printNoPrefix("######## insert data mix with NULL test:")
for i in range(tbnum):
tdSql.execute(f"insert into t{i}(ts) values ({nowtime})")
tdSql.execute(f"insert into t{i}(ts) values ({nowtime-(per_table_rows+3)*10})")
tdSql.execute(f"insert into t{i}(ts) values ({nowtime+(per_table_rows+3)*10})")
self.diff_current_query()
self.diff_error_query()
tdLog.printNoPrefix("######## check after WAL test:")
tdSql.query("show dnodes")
index = tdSql.getData(0, 0)
tdDnodes.stop(index)
tdDnodes.start(index)
self.diff_current_query()
self.diff_error_query()
def run(self):
import traceback
try:
# run in develop branch
self.diff_test_run()
pass
except Exception as e:
traceback.print_exc()
raise e
def stop(self):
tdSql.close()
tdLog.success("%s successfully executed" % __file__)
tdCases.addWindows(__file__, TDTestCase())
tdCases.addLinux(__file__, TDTestCase())