Merge pull request #14210 from taosdata/test/null_for_scalar_function

test: add case for scalar function for null value

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

+import taos
+import sys
+import datetime
+import inspect
+
+from util.log import *
+from util.sql import *
+from util.cases import *
+import random
+
+
+class TDTestCase:
+    updatecfgDict = {'debugFlag': 143, "cDebugFlag": 143, "uDebugFlag": 143, "rpcDebugFlag": 143, "tmrDebugFlag": 143,
+                     "jniDebugFlag": 143, "simDebugFlag": 143, "dDebugFlag": 143, "dDebugFlag": 143, "vDebugFlag": 143, "mDebugFlag": 143, "qDebugFlag": 143,
+                     "wDebugFlag": 143, "sDebugFlag": 143, "tsdbDebugFlag": 143, "tqDebugFlag": 143, "fsDebugFlag": 143, "fnDebugFlag": 143}
+
+    def init(self, conn, logSql):
+        tdLog.debug(f"start to excute {__file__}")
+        tdSql.init(conn.cursor(), True)
+        self.tb_nums = 10
+        self.row_nums = 20
+        self.ts = 1434938400000
+        self.time_step = 1000
+
+    def prepare_tag_datas(self):
+        # prepare datas
+        tdSql.execute(
+            "create database if not exists testdb keep 3650 duration 1000")
+        tdSql.execute(" use testdb ")
+        tdSql.execute(
+            '''create table stb1
+            (ts timestamp, c1 int, c2 bigint, c3 smallint, c4 tinyint, c5 float, c6 double, c7 bool, c8 binary(16),c9 nchar(32), c10 timestamp)
+            tags (t0 timestamp, t1 int, t2 bigint, t3 smallint, t4 tinyint, t5 float, t6 double, t7 bool, t8 binary(16),t9 nchar(32))
+            '''
+        )
+
+        tdSql.execute(
+            '''
+            create table t1
+            (ts timestamp, c1 int, c2 bigint, c3 smallint, c4 tinyint, c5 float, c6 double, c7 bool, c8 binary(16),c9 nchar(32), c10 timestamp)
+            '''
+        )
+        for i in range(4):
+            tdSql.execute(
+                f'create table ct{i+1} using stb1 tags ( now(), {1*i}, {11111*i}, {111*i}, {11*i}, {1.11*i}, {11.11*i}, {i%2}, "binary{i}", "nchar{i}" )')
+
+        for i in range(9):
+            tdSql.execute(
+                f"insert into ct1 values ( now()-{i*10}s, {1*i}, {11111*i}, {111*i}, {11*i}, {1.11*i}, {11.11*i}, {i%2}, 'binary{i}', 'nchar{i}', now()+{1*i}a )"
+            )
+            tdSql.execute(
+                f"insert into ct4 values ( now()-{i*90}d, {1*i}, {11111*i}, {111*i}, {11*i}, {1.11*i}, {11.11*i}, {i%2}, 'binary{i}', 'nchar{i}', now()+{1*i}a )"
+            )
+        tdSql.execute(
+            "insert into ct1 values (now()-45s, 0, 0, 0, 0, 0, 0, 0, 'binary0', 'nchar0', now()+8a )")
+        tdSql.execute(
+            "insert into ct1 values (now()+10s, 9, -99999, -999, -99, -9.99, -99.99, 1, 'binary9', 'nchar9', now()+9a )")
+        tdSql.execute(
+            "insert into ct1 values (now()+15s, 9, -99999, -999, -99, -9.99, NULL, 1, 'binary9', 'nchar9', now()+9a )")
+        tdSql.execute(
+            "insert into ct1 values (now()+20s, 9, -99999, -999, NULL, -9.99, -99.99, 1, 'binary9', 'nchar9', now()+9a )")
+
+        tdSql.execute(
+            "insert into ct4 values (now()-810d, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL ) ")
+        tdSql.execute(
+            "insert into ct4 values (now()-400d, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL ) ")
+        tdSql.execute(
+            "insert into ct4 values (now()+90d, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL  ) ")
+
+        tdSql.execute(
+            f'''insert into t1 values
+            ( '2020-04-21 01:01:01.000', NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL )
+            ( '2020-10-21 01:01:01.000', 1, 11111, 111, 11, 1.11, 11.11, 1, "binary1", "nchar1", now()+1a )
+            ( '2020-12-31 01:01:01.000', 2, 22222, 222, 22, 2.22, 22.22, 0, "binary2", "nchar2", now()+2a )
+            ( '2021-01-01 01:01:06.000', 3, 33333, 333, 33, 3.33, 33.33, 0, "binary3", "nchar3", now()+3a )
+            ( '2021-05-07 01:01:10.000', 4, 44444, 444, 44, 4.44, 44.44, 1, "binary4", "nchar4", now()+4a )
+            ( '2021-07-21 01:01:01.000', NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL )
+            ( '2021-09-30 01:01:16.000', 5, 55555, 555, 55, 5.55, 55.55, 0, "binary5", "nchar5", now()+5a )
+            ( '2022-02-01 01:01:20.000', 6, 66666, 666, 66, 6.66, 66.66, 1, "binary6", "nchar6", now()+6a )
+            ( '2022-10-28 01:01:26.000', 7, 00000, 000, 00, 0.00, 00.00, 1, "binary7", "nchar7", "1970-01-01 08:00:00.000" )
+            ( '2022-12-01 01:01:30.000', 8, -88888, -888, -88, -8.88, -88.88, 0, "binary8", "nchar8", "1969-01-01 01:00:00.000" )
+            ( '2022-12-31 01:01:36.000', 9, -99999999999999999, -999, -99, -9.99, -999999999999999999999.99, 1, "binary9", "nchar9", "1900-01-01 00:00:00.000" )
+            ( '2023-02-21 01:01:01.000', NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL )
+            '''
+        )
+
+    def function_for_null_data(self):
+
+        function_names = ["abs" , "floor" , "ceil" , "round"]
+
+        for function_name in function_names:
+
+            scalar_sql_1 = f"select {function_name}(c1)/0 from t1 group by c1 order by c1"
+            scalar_sql_2 = f"select {function_name}(c1/0) from t1 group by c1 order by c1"
+            scalar_sql_3 = f"select {function_name}(NULL) from t1 group by c1 order by c1"
+            tdSql.query(scalar_sql_1)
+            tdSql.checkRows(10)
+            tdSql.checkData(0,0,None)
+            tdSql.checkData(9,0,None)
+            tdSql.query(scalar_sql_2)
+            tdSql.checkRows(10)
+            tdSql.checkData(0,0,None)
+            tdSql.checkData(9,0,None)
+            tdSql.query(scalar_sql_3)
+            tdSql.checkRows(10)
+            tdSql.checkData(0,0,None)
+            tdSql.checkData(9,0,None)
+
+        function_names = ["sin" ,"cos" ,"tan" ,"asin" ,"acos" ,"atan"]
+
+        PI = 3.141592654
+
+        # sin
+        tdSql.query(" select sin(c1/0) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)
+
+        tdSql.query(" select sin(NULL) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)
+
+        tdSql.query(" select sin(0.00) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,0.000000000)
+
+        tdSql.query(f" select sin({PI/2}) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,1.0)
+
+        tdSql.query(" select sin(1000) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,0.826879541)
+
+        # cos 
+        tdSql.query(" select cos(c1/0) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)
+
+        tdSql.query(" select cos(NULL) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)
+
+        tdSql.query(" select cos(0.00) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,1.000000000)
+
+        tdSql.query(f" select cos({PI}/2) from t1 group by c1 order by c1")
+
+        tdSql.query(" select cos(1000) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,0.562379076)  
+
+
+        # tan
+        tdSql.query(" select tan(c1/0) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)
+
+        tdSql.query(" select tan(NULL) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)
+
+        tdSql.query(" select tan(0.00) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,0.000000000)
+
+        tdSql.query(f" select tan({PI}/2) from t1 group by c1 order by c1")
+
+        tdSql.query(" select tan(1000) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,1.470324156)  
+
+        # atan              
+        tdSql.query(" select atan(c1/0) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)
+
+        tdSql.query(" select atan(NULL) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)
+
+        tdSql.query(" select atan(0.00) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,0.000000000)
+
+        tdSql.query(f" select atan({PI}/2) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,1.003884822)
+
+        tdSql.query(" select atan(1000) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,1.569796327)  
+
+        # asin 
+        tdSql.query(" select asin(c1/0) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)
+
+        tdSql.query(" select asin(NULL) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)
+
+        tdSql.query(" select asin(0.00) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,0.000000000)
+
+        tdSql.query(f" select asin({PI}/2) from t1 group by c1 order by c1")
+
+        tdSql.query(" select asin(1000) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)  
+
+        # acos
+
+        tdSql.query(" select acos(c1/0) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)
+
+        tdSql.query(" select acos(NULL) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)
+
+        tdSql.query(" select acos(0.00) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,1.570796327)
+
+        tdSql.query(f" select acos({PI}/2) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)
+
+        tdSql.query(" select acos(1000) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)  
+
+        function_names = ["log" ,"pow"]
+
+        # log 
+        tdSql.query(" select log(-10) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)
+
+        tdSql.query(" select log(NULL ,2) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)
+
+        tdSql.query(" select log(c1)/0 from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)
+
+        tdSql.query(f" select log(0.00) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)
+
+        # pow 
+        tdSql.query(" select pow(c1,10000) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)
+
+        tdSql.query(" select pow(c1,2)/0 from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)
+
+        tdSql.query(" select pow(NULL,2) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)
+
+        tdSql.query(f" select pow(c1/0 ,1 ) from t1 group by c1 order by c1")
+        tdSql.checkData(9,0,None)       
+
+    def run(self):  # sourcery skip: extract-duplicate-method, remove-redundant-fstring
+        tdSql.prepare()
+
+        tdLog.printNoPrefix("==========step1:create table ==============")
+
+        self.prepare_tag_datas()
+
+        tdLog.printNoPrefix("==========step2:test errors ==============")
+
+        self.function_for_null_data()
+       
+
+    def stop(self):
+        tdSql.close()
+        tdLog.success(f"{__file__} successfully executed")
+
+
+tdCases.addLinux(__file__, TDTestCase())
+tdCases.addWindows(__file__, TDTestCase())
\ No newline at end of file

tests/system-test/fulltest.sh

@@ -110,6 +110,8 @@ python3 ./test.py -f 2-query/distribute_agg_avg.py
 python3 ./test.py -f 2-query/distribute_agg_stddev.py
 python3 ./test.py -f 2-query/twa.py
 
+python3 ./test.py -f 2-query/function_null.py
+
 python3 ./test.py -f 6-cluster/5dnode1mnode.py 
 python3 ./test.py -f 6-cluster/5dnode2mnode.py 
 python3 ./test.py -f 6-cluster/5dnode3mnodeStop.py -N 5 -M 3