fix case

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

+import taos
+import sys
+
+from util.log import *
+from util.sql import *
+from util.cases import *
+
+
+
+class TDTestCase:
+
+    def init(self, conn, logSql):
+        tdLog.debug(f"start to excute {__file__}")
+        tdSql.init(conn.cursor())
+
+    def run(self):  # sourcery skip: extract-duplicate-method, remove-redundant-fstring
+        tdSql.prepare()
+
+        tdLog.printNoPrefix("==========step1:create table")
+        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 (t1 int)
+            '''
+        )
+        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 ( {i+1} )')
+
+        tdLog.printNoPrefix("==========step2:insert data")
+        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 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 )
+            '''
+        )
+
+        tdSql.query("select c1  from ct4")
+        data_ct4 = [tdSql.getData(i,0) for i in range(tdSql.queryRows)]
+        tdSql.query("select c1  from t1")
+        data_t1 = [tdSql.getData(i,0) for i in range(tdSql.queryRows)]
+
+        # tdLog.printNoPrefix("==========step1: cast int to int, expect no changes")
+
+        # tdSql.query("select cast(c1 as int) as b from ct4")
+        # for i in range(len(data_ct4)):
+        #     tdSql.checkData( i, 0, data_ct4[i])
+
+        # tdSql.query("select cast(c1 as int) as b from t1")
+        # for i in range(len(data_t1)):
+        #     tdSql.checkData( i, 0, data_t1[i])
+
+        tdLog.printNoPrefix("==========step2: cast int to bigint, expect no changes")
+
+        tdSql.query("select cast(c1 as bigint) as b from ct4")
+        for i in range(len(data_ct4)):
+            tdSql.checkData( i, 0, data_ct4[i])
+        tdSql.query("select cast(c1 as bigint) as b from t1")
+        for i in range(len(data_t1)):
+            tdSql.checkData( i, 0, data_t1[i])
+
+        # tdLog.printNoPrefix("==========step3: cast int to float, expect no changes")
+
+        # tdSql.query("select cast(c1 as float) as b from ct4")
+        # for i in range(len(data_ct4)):
+        #     tdSql.checkData( i, 0, data_ct4[i])
+        # tdSql.query("select cast(c1 as float) as b from t1")
+        # for i in range(len(data_t1)):
+        #     tdSql.checkData( i, 0, data_t1[i])
+
+        # tdLog.printNoPrefix("==========step4: cast int to double, expect no changes")
+
+        # tdSql.query("select cast(c1 as double) as b from ct4")
+        # for i in range(len(data_ct4)):
+        #     tdSql.checkData( i, 0, data_ct4[i])
+        # tdSql.query("select cast(c1 as double) as b from t1")
+        # for i in range(len(data_t1)):
+        #     tdSql.checkData( i, 0, data_t1[i])
+
+        tdLog.printNoPrefix("==========step5: cast int to binary, expect no changes")
+
+        tdSql.query("select cast(c1 as binary(32)) as b from ct4")
+        for i in range(len(data_ct4)):
+            tdSql.checkData( i, 0, str(data_ct4[i]) )
+        tdSql.query("select cast(c1 as binary(32)) as b from t1")
+        for i in range(len(data_t1)):
+            tdSql.checkData( i, 0, str(data_t1[i]) )
+
+        tdLog.printNoPrefix("==========step6: cast int to nchar, expect no changes")
+
+        tdSql.query("select cast(c1 as nchar(32)) as b from ct4")
+        for i in range(len(data_ct4)):
+            tdSql.checkData( i, 0, str(data_ct4[i]) )
+        tdSql.query("select cast(c1 as nchar(32)) as b from t1")
+        for i in range(len(data_t1)):
+            tdSql.checkData( i, 0, str(data_t1[i]) )
+
+        tdLog.printNoPrefix("==========step7: cast int to timestamp, expect no changes")
+
+        tdSql.query("select cast(c1 as timestamp) as b from ct4")
+        for i in range(len(data_ct4)):
+            tdSql.checkData( i, 0, data_ct4[i])
+        tdSql.query("select cast(c1 as timestamp) as b from t1")
+        for i in range(len(data_t1)):
+            tdSql.checkData( i, 0, data_t1[i])
+
+        tdSql.error("select cast(c1 as int) as b from ct4")
+        tdSql.error("select cast(c1 as bool) as b from ct4")
+        tdSql.error("select cast(c1 as tinyint) as b from ct4")
+        tdSql.error("select cast(c1 as smallint) as b from ct4")
+        tdSql.error("select cast(c1 as float) as b from ct4")
+        tdSql.error("select cast(c1 as double) as b from ct4")
+        tdSql.error("select cast(c1 as tinyint unsigned) as b from ct4")
+        tdSql.error("select cast(c1 as smallint unsigned) as b from ct4")
+        tdSql.error("select cast(c1 as int unsigned) as b from ct4")
+
+        tdSql.error("select cast(c2 as int) as b from ct4")
+        tdSql.error("select cast(c3 as bool) as b from ct4")
+        tdSql.error("select cast(c4 as tinyint) as b from ct4")
+        tdSql.error("select cast(c5 as smallint) as b from ct4")
+        tdSql.error("select cast(c6 as float) as b from ct4")
+        tdSql.error("select cast(c7 as double) as b from ct4")
+        tdSql.error("select cast(c8 as tinyint unsigned) as b from ct4")
+
+        tdSql.error("select cast(c8 as timestamp ) as b from ct4")
+
+        tdSql.error("select cast(c9 as binary(64) ) as b from ct4")
+        tdSql.error("select cast(c9 as timestamp ) as b from ct4")
+        tdSql.error("select cast(c10 as binary(64) ) as b from ct4")
+        tdSql.error("select cast(c10 as nchar(64) ) as b from ct4")
+
+
+    def stop(self):
+        tdSql.close()
+        tdLog.success(f"{__file__} successfully executed")
+
+tdCases.addLinux(__file__, TDTestCase())
+tdCases.addWindows(__file__, TDTestCase())