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interp.py 96.9 KB
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import taos
import sys

from util.log import *
from util.sql import *
from util.cases import *



class TDTestCase:
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    def init(self, conn, logSql, replicaVar=1):
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        self.replicaVar = int(replicaVar)
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        tdLog.debug(f"start to excute {__file__}")
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        #tdSql.init(conn.cursor())
        tdSql.init(conn.cursor(), logSql)  # output sql.txt file
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    def run(self):
        dbname = "db"
        tbname = "tb"
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        tbname1 = "tb1"
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        tbname2 = "tb2"
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        stbname = "stb"
        ctbname1 = "ctb1"
        ctbname2 = "ctb2"
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        tdSql.prepare()

        tdLog.printNoPrefix("==========step1:create table")

        tdSql.execute(
            f'''create table if not exists {dbname}.{tbname}
            (ts timestamp, c0 tinyint, c1 smallint, c2 int, c3 bigint, c4 double, c5 float, c6 bool, c7 varchar(10), c8 nchar(10))
            '''
        )

        tdLog.printNoPrefix("==========step2:insert data")

        tdSql.execute(f"insert into {dbname}.{tbname} values ('2020-02-01 00:00:05', 5, 5, 5, 5, 5.0, 5.0, true, 'varchar', 'nchar')")
        tdSql.execute(f"insert into {dbname}.{tbname} values ('2020-02-01 00:00:10', 10, 10, 10, 10, 10.0, 10.0, true, 'varchar', 'nchar')")
        tdSql.execute(f"insert into {dbname}.{tbname} values ('2020-02-01 00:00:15', 15, 15, 15, 15, 15.0, 15.0, true, 'varchar', 'nchar')")

        tdLog.printNoPrefix("==========step3:fill null")

        ## {. . .}
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(null)")
        tdSql.checkRows(13)
        tdSql.checkData(0, 0, None)
        tdSql.checkData(1, 0, 5)
        tdSql.checkData(2, 0, None)
        tdSql.checkData(3, 0, None)
        tdSql.checkData(4, 0, None)
        tdSql.checkData(5, 0, None)
        tdSql.checkData(6, 0, 10)
        tdSql.checkData(7, 0, None)
        tdSql.checkData(8, 0, None)
        tdSql.checkData(9, 0, None)
        tdSql.checkData(10, 0, None)
        tdSql.checkData(11, 0, 15)
        tdSql.checkData(12, 0, None)

        ## {} ...
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:01', '2020-02-01 00:00:04') every(1s) fill(null)")
        tdSql.checkRows(4)
        tdSql.checkData(0, 0, None)
        tdSql.checkData(1, 0, None)
        tdSql.checkData(2, 0, None)
        tdSql.checkData(3, 0, None)

        ## {.}..
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:03', '2020-02-01 00:00:07') every(1s) fill(null)")
        tdSql.checkRows(5)
        tdSql.checkData(0, 0, None)
        tdSql.checkData(1, 0, None)
        tdSql.checkData(2, 0, 5)
        tdSql.checkData(3, 0, None)
        tdSql.checkData(4, 0, None)

        ## .{}..
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:06', '2020-02-01 00:00:09') every(1s) fill(null)")
        tdSql.checkRows(4)
        tdSql.checkData(0, 0, None)
        tdSql.checkData(1, 0, None)
        tdSql.checkData(2, 0, None)
        tdSql.checkData(3, 0, None)

        ## .{.}.
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:08', '2020-02-01 00:00:12') every(1s) fill(null)")
        tdSql.checkRows(5)
        tdSql.checkData(0, 0, None)
        tdSql.checkData(1, 0, None)
        tdSql.checkData(2, 0, 10)
        tdSql.checkData(3, 0, None)
        tdSql.checkData(4, 0, None)

        ## ..{.}
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:13', '2020-02-01 00:00:17') every(1s) fill(null)")
        tdSql.checkRows(5)
        tdSql.checkData(0, 0, None)
        tdSql.checkData(1, 0, None)
        tdSql.checkData(2, 0, 15)
        tdSql.checkData(3, 0, None)
        tdSql.checkData(4, 0, None)

        ## ... {}
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:16', '2020-02-01 00:00:19') every(1s) fill(null)")
        tdSql.checkRows(4)
        tdSql.checkData(0, 0, None)
        tdSql.checkData(1, 0, None)
        tdSql.checkData(2, 0, None)
        tdSql.checkData(3, 0, None)

        tdLog.printNoPrefix("==========step4:fill value")

        ## {. . .}
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(value, 1)")
        tdSql.checkRows(13)
        tdSql.checkData(0, 0, 1)
        tdSql.checkData(1, 0, 5)
        tdSql.checkData(2, 0, 1)
        tdSql.checkData(3, 0, 1)
        tdSql.checkData(4, 0, 1)
        tdSql.checkData(5, 0, 1)
        tdSql.checkData(6, 0, 10)
        tdSql.checkData(7, 0, 1)
        tdSql.checkData(8, 0, 1)
        tdSql.checkData(9, 0, 1)
        tdSql.checkData(10, 0, 1)
        tdSql.checkData(11, 0, 15)
        tdSql.checkData(12, 0, 1)

        ## {} ...
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:01', '2020-02-01 00:00:04') every(1s) fill(value, 1)")
        tdSql.checkRows(4)
        tdSql.checkData(0, 0, 1)
        tdSql.checkData(1, 0, 1)
        tdSql.checkData(2, 0, 1)
        tdSql.checkData(3, 0, 1)

        ## {.}..
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:03', '2020-02-01 00:00:07') every(1s) fill(value, 1)")
        tdSql.checkRows(5)
        tdSql.checkData(0, 0, 1)
        tdSql.checkData(1, 0, 1)
        tdSql.checkData(2, 0, 5)
        tdSql.checkData(3, 0, 1)
        tdSql.checkData(4, 0, 1)

        ## .{}..
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:06', '2020-02-01 00:00:09') every(1s) fill(value, 1)")
        tdSql.checkRows(4)
        tdSql.checkData(0, 0, 1)
        tdSql.checkData(1, 0, 1)
        tdSql.checkData(2, 0, 1)
        tdSql.checkData(3, 0, 1)

        ## .{.}.
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:08', '2020-02-01 00:00:12') every(1s) fill(value, 1)")
        tdSql.checkRows(5)
        tdSql.checkData(0, 0, 1)
        tdSql.checkData(1, 0, 1)
        tdSql.checkData(2, 0, 10)
        tdSql.checkData(3, 0, 1)
        tdSql.checkData(4, 0, 1)

        ## ..{.}
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:13', '2020-02-01 00:00:17') every(1s) fill(value, 1)")
        tdSql.checkRows(5)
        tdSql.checkData(0, 0, 1)
        tdSql.checkData(1, 0, 1)
        tdSql.checkData(2, 0, 15)
        tdSql.checkData(3, 0, 1)
        tdSql.checkData(4, 0, 1)

        ## ... {}
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:16', '2020-02-01 00:00:19') every(1s) fill(value, 1)")
        tdSql.checkRows(4)
        tdSql.checkData(0, 0, 1)
        tdSql.checkData(1, 0, 1)
        tdSql.checkData(2, 0, 1)
        tdSql.checkData(3, 0, 1)

        tdLog.printNoPrefix("==========step5:fill prev")

        ## {. . .}
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(prev)")
        tdSql.checkRows(12)
        tdSql.checkData(0, 0, 5)
        tdSql.checkData(1, 0, 5)
        tdSql.checkData(2, 0, 5)
        tdSql.checkData(3, 0, 5)
        tdSql.checkData(4, 0, 5)
        tdSql.checkData(5, 0, 10)
        tdSql.checkData(6, 0, 10)
        tdSql.checkData(7, 0, 10)
        tdSql.checkData(8, 0, 10)
        tdSql.checkData(9, 0, 10)
        tdSql.checkData(10, 0, 15)
        tdSql.checkData(11, 0, 15)

        ## {} ...
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:01', '2020-02-01 00:00:04') every(1s) fill(prev)")
        tdSql.checkRows(0)

        ## {.}..
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:03', '2020-02-01 00:00:07') every(1s) fill(prev)")
        tdSql.checkRows(3)
        tdSql.checkData(0, 0, 5)
        tdSql.checkData(1, 0, 5)
        tdSql.checkData(2, 0, 5)

        ## .{}..
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:06', '2020-02-01 00:00:09') every(1s) fill(prev)")
        tdSql.checkRows(4)
        tdSql.checkData(0, 0, 5)
        tdSql.checkData(1, 0, 5)
        tdSql.checkData(2, 0, 5)
        tdSql.checkData(3, 0, 5)

        ## .{.}.
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:08', '2020-02-01 00:00:12') every(1s) fill(prev)")
        tdSql.checkRows(5)
        tdSql.checkData(0, 0, 5)
        tdSql.checkData(1, 0, 5)
        tdSql.checkData(2, 0, 10)
        tdSql.checkData(3, 0, 10)
        tdSql.checkData(4, 0, 10)

        ## ..{.}
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:13', '2020-02-01 00:00:17') every(1s) fill(prev)")
        tdSql.checkRows(5)
        tdSql.checkData(0, 0, 10)
        tdSql.checkData(1, 0, 10)
        tdSql.checkData(2, 0, 15)
        tdSql.checkData(3, 0, 15)
        tdSql.checkData(4, 0, 15)

        ## ... {}
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:16', '2020-02-01 00:00:19') every(1s) fill(prev)")
        tdSql.checkRows(4)
        tdSql.checkData(0, 0, 15)
        tdSql.checkData(1, 0, 15)
        tdSql.checkData(2, 0, 15)
        tdSql.checkData(3, 0, 15)

        tdLog.printNoPrefix("==========step6:fill next")

        ## {. . .}
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(next)")
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        tdSql.checkRows(12)
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        tdSql.checkData(0, 0, 5)
        tdSql.checkData(1, 0, 5)
        tdSql.checkData(2, 0, 10)
        tdSql.checkData(3, 0, 10)
        tdSql.checkData(4, 0, 10)
        tdSql.checkData(5, 0, 10)
        tdSql.checkData(6, 0, 10)
        tdSql.checkData(7, 0, 15)
        tdSql.checkData(8, 0, 15)
        tdSql.checkData(9, 0, 15)
        tdSql.checkData(10, 0, 15)
        tdSql.checkData(11, 0, 15)

        ## {} ...
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:01', '2020-02-01 00:00:04') every(1s) fill(next)")
        tdSql.checkRows(4)
        tdSql.checkData(0, 0, 5)
        tdSql.checkData(1, 0, 5)
        tdSql.checkData(2, 0, 5)
        tdSql.checkData(3, 0, 5)

        ## {.}..
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:03', '2020-02-01 00:00:07') every(1s) fill(next)")
        tdSql.checkRows(5)
        tdSql.checkData(0, 0, 5)
        tdSql.checkData(1, 0, 5)
        tdSql.checkData(2, 0, 5)
        tdSql.checkData(3, 0, 10)
        tdSql.checkData(4, 0, 10)

        ## .{}..
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:06', '2020-02-01 00:00:09') every(1s) fill(next)")
        tdSql.checkRows(4)
        tdSql.checkData(0, 0, 10)
        tdSql.checkData(1, 0, 10)
        tdSql.checkData(2, 0, 10)
        tdSql.checkData(3, 0, 10)

        ## .{.}.
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:08', '2020-02-01 00:00:12') every(1s) fill(next)")
        tdSql.checkRows(5)
        tdSql.checkData(0, 0, 10)
        tdSql.checkData(1, 0, 10)
        tdSql.checkData(2, 0, 10)
        tdSql.checkData(3, 0, 15)
        tdSql.checkData(4, 0, 15)

        ## ..{.}
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:13', '2020-02-01 00:00:17') every(1s) fill(next)")
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        tdSql.checkRows(3)
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        tdSql.checkData(0, 0, 15)
        tdSql.checkData(1, 0, 15)
        tdSql.checkData(2, 0, 15)

        ## ... {}
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:16', '2020-02-01 00:00:19') every(1s) fill(next)")
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        tdSql.checkRows(0)
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        tdLog.printNoPrefix("==========step7:fill linear")

        ## {. . .}
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(linear)")
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        tdSql.checkRows(11)
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        tdSql.checkData(0, 0, 5)
        tdSql.checkData(1, 0, 6)
        tdSql.checkData(2, 0, 7)
        tdSql.checkData(3, 0, 8)
        tdSql.checkData(4, 0, 9)
        tdSql.checkData(5, 0, 10)
        tdSql.checkData(6, 0, 11)
        tdSql.checkData(7, 0, 12)
        tdSql.checkData(8, 0, 13)
        tdSql.checkData(9, 0, 14)
        tdSql.checkData(10, 0, 15)

        ## {} ...
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:01', '2020-02-01 00:00:04') every(1s) fill(linear)")
        tdSql.checkRows(0)

        ## {.}..
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:03', '2020-02-01 00:00:07') every(1s) fill(linear)")
        tdSql.checkRows(3)
        tdSql.checkData(0, 0, 5)
        tdSql.checkData(1, 0, 6)
        tdSql.checkData(2, 0, 7)

        ## .{}..
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:06', '2020-02-01 00:00:09') every(1s) fill(linear)")
        tdSql.checkRows(4)
        tdSql.checkData(0, 0, 6)
        tdSql.checkData(1, 0, 7)
        tdSql.checkData(2, 0, 8)
        tdSql.checkData(3, 0, 9)

        ## .{.}.
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:08', '2020-02-01 00:00:12') every(1s) fill(linear)")
        tdSql.checkRows(5)
        tdSql.checkData(0, 0, 8)
        tdSql.checkData(1, 0, 9)
        tdSql.checkData(2, 0, 10)
        tdSql.checkData(3, 0, 11)
        tdSql.checkData(4, 0, 12)

        ## ..{.}
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:13', '2020-02-01 00:00:17') every(1s) fill(linear)")
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        tdSql.checkRows(3)
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        tdSql.checkData(0, 0, 13)
        tdSql.checkData(1, 0, 14)
        tdSql.checkData(2, 0, 15)

        ## ... {}
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:16', '2020-02-01 00:00:19') every(1s) fill(linear)")
        tdSql.checkRows(0)
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        tdLog.printNoPrefix("==========step8:test _irowts,_isfilled with interp")
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        # fill null
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        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:08', '2020-02-01 00:00:12') every(500a) fill(null)")
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        tdSql.checkRows(9)
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        tdSql.checkCols(3)
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        tdSql.checkData(0, 0, '2020-02-01 00:00:08.000')
        tdSql.checkData(1, 0, '2020-02-01 00:00:08.500')
        tdSql.checkData(2, 0, '2020-02-01 00:00:09.000')
        tdSql.checkData(3, 0, '2020-02-01 00:00:09.500')
        tdSql.checkData(4, 0, '2020-02-01 00:00:10.000')
        tdSql.checkData(5, 0, '2020-02-01 00:00:10.500')
        tdSql.checkData(6, 0, '2020-02-01 00:00:11.000')
        tdSql.checkData(7, 0, '2020-02-01 00:00:11.500')
        tdSql.checkData(8, 0, '2020-02-01 00:00:12.000')
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        tdSql.checkData(0, 1, True)
        tdSql.checkData(1, 1, True)
        tdSql.checkData(2, 1, True)
        tdSql.checkData(3, 1, True)
        tdSql.checkData(4, 1, False)
        tdSql.checkData(5, 1, True)
        tdSql.checkData(6, 1, True)
        tdSql.checkData(7, 1, True)
        tdSql.checkData(8, 1, True)

        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(null)")
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        tdSql.checkRows(13)
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        tdSql.checkCols(3)
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        tdSql.checkData(0, 0, '2020-02-01 00:00:04.000')
        tdSql.checkData(1, 0, '2020-02-01 00:00:05.000')
        tdSql.checkData(2, 0, '2020-02-01 00:00:06.000')
        tdSql.checkData(3, 0, '2020-02-01 00:00:07.000')
        tdSql.checkData(4, 0, '2020-02-01 00:00:08.000')
        tdSql.checkData(5, 0, '2020-02-01 00:00:09.000')
        tdSql.checkData(6, 0, '2020-02-01 00:00:10.000')
        tdSql.checkData(7, 0, '2020-02-01 00:00:11.000')
        tdSql.checkData(8, 0, '2020-02-01 00:00:12.000')
        tdSql.checkData(9, 0, '2020-02-01 00:00:13.000')
        tdSql.checkData(10, 0, '2020-02-01 00:00:14.000')
        tdSql.checkData(11, 0, '2020-02-01 00:00:15.000')
        tdSql.checkData(12, 0, '2020-02-01 00:00:16.000')
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        tdSql.checkData(0, 1,  True)
        tdSql.checkData(1, 1,  False)
        tdSql.checkData(2, 1,  True)
        tdSql.checkData(3, 1,  True)
        tdSql.checkData(4, 1,  True)
        tdSql.checkData(5, 1,  True)
        tdSql.checkData(6, 1,  False)
        tdSql.checkData(7, 1,  True)
        tdSql.checkData(8, 1,  True)
        tdSql.checkData(9, 1,  True)
        tdSql.checkData(10, 1, True)
        tdSql.checkData(11, 1, False)
        tdSql.checkData(12, 1, True)

        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:05', '2020-02-01 00:00:15') every(2s) fill(null)")
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add test cases  
Ganlin Zhao 已提交
426 
        tdSql.checkRows(6)
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add test cases  
Ganlin Zhao 已提交
427 
        tdSql.checkCols(3)
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add test cases  
Ganlin Zhao 已提交
428 429 430 431 432 433 434 435 

        tdSql.checkData(0, 0, '2020-02-01 00:00:05.000')
        tdSql.checkData(1, 0, '2020-02-01 00:00:07.000')
        tdSql.checkData(2, 0, '2020-02-01 00:00:09.000')
        tdSql.checkData(3, 0, '2020-02-01 00:00:11.000')
        tdSql.checkData(4, 0, '2020-02-01 00:00:13.000')
        tdSql.checkData(5, 0, '2020-02-01 00:00:15.000')
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add test cases  
Ganlin Zhao 已提交
436 437 438 439 440 441 
        tdSql.checkData(0, 1,  False)
        tdSql.checkData(1, 1,  True)
        tdSql.checkData(2, 1,  True)
        tdSql.checkData(3, 1,  True)
        tdSql.checkData(4, 1,  True)
        tdSql.checkData(5, 1,  False)
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add test cases  
Ganlin Zhao 已提交
442 
        # fill value
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add test cases  
Ganlin Zhao 已提交
443 
        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:08', '2020-02-01 00:00:12') every(500a) fill(value, 1)")
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add test cases  
Ganlin Zhao 已提交
444 
        tdSql.checkRows(9)
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add test cases  
Ganlin Zhao 已提交
445 
        tdSql.checkCols(3)
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add test cases  
Ganlin Zhao 已提交
446 447 448 449 450 451 452 453 454 455 456 

        tdSql.checkData(0, 0, '2020-02-01 00:00:08.000')
        tdSql.checkData(1, 0, '2020-02-01 00:00:08.500')
        tdSql.checkData(2, 0, '2020-02-01 00:00:09.000')
        tdSql.checkData(3, 0, '2020-02-01 00:00:09.500')
        tdSql.checkData(4, 0, '2020-02-01 00:00:10.000')
        tdSql.checkData(5, 0, '2020-02-01 00:00:10.500')
        tdSql.checkData(6, 0, '2020-02-01 00:00:11.000')
        tdSql.checkData(7, 0, '2020-02-01 00:00:11.500')
        tdSql.checkData(8, 0, '2020-02-01 00:00:12.000')
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add test cases  
Ganlin Zhao 已提交
457 458 459 460 461 462 463 464 465 466 467 
        tdSql.checkData(0, 1,  True)
        tdSql.checkData(1, 1,  True)
        tdSql.checkData(2, 1,  True)
        tdSql.checkData(3, 1,  True)
        tdSql.checkData(4, 1,  False)
        tdSql.checkData(5, 1,  True)
        tdSql.checkData(6, 1,  True)
        tdSql.checkData(7, 1,  True)
        tdSql.checkData(8, 1,  True)

        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(value, 1)")
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add test cases  
Ganlin Zhao 已提交
468 
        tdSql.checkRows(13)
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add test cases  
Ganlin Zhao 已提交
469 
        tdSql.checkCols(3)
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add test cases  
Ganlin Zhao 已提交
470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 

        tdSql.checkData(0, 0, '2020-02-01 00:00:04.000')
        tdSql.checkData(1, 0, '2020-02-01 00:00:05.000')
        tdSql.checkData(2, 0, '2020-02-01 00:00:06.000')
        tdSql.checkData(3, 0, '2020-02-01 00:00:07.000')
        tdSql.checkData(4, 0, '2020-02-01 00:00:08.000')
        tdSql.checkData(5, 0, '2020-02-01 00:00:09.000')
        tdSql.checkData(6, 0, '2020-02-01 00:00:10.000')
        tdSql.checkData(7, 0, '2020-02-01 00:00:11.000')
        tdSql.checkData(8, 0, '2020-02-01 00:00:12.000')
        tdSql.checkData(9, 0, '2020-02-01 00:00:13.000')
        tdSql.checkData(10, 0, '2020-02-01 00:00:14.000')
        tdSql.checkData(11, 0, '2020-02-01 00:00:15.000')
        tdSql.checkData(12, 0, '2020-02-01 00:00:16.000')
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add test cases  
Ganlin Zhao 已提交
485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 
        tdSql.checkData(0, 1,  True)
        tdSql.checkData(1, 1,  False)
        tdSql.checkData(2, 1,  True)
        tdSql.checkData(3, 1,  True)
        tdSql.checkData(4, 1,  True)
        tdSql.checkData(5, 1,  True)
        tdSql.checkData(6, 1,  False)
        tdSql.checkData(7, 1,  True)
        tdSql.checkData(8, 1,  True)
        tdSql.checkData(9, 1,  True)
        tdSql.checkData(10, 1, True)
        tdSql.checkData(11, 1, False)
        tdSql.checkData(12, 1, True)

        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:05', '2020-02-01 00:00:15') every(2s) fill(value, 1)")
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add test cases  
Ganlin Zhao 已提交
500 
        tdSql.checkRows(6)
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add test cases  
Ganlin Zhao 已提交
501 
        tdSql.checkCols(3)
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add test cases  
Ganlin Zhao 已提交
502 503 504 505 506 507 508 509 

        tdSql.checkData(0, 0, '2020-02-01 00:00:05.000')
        tdSql.checkData(1, 0, '2020-02-01 00:00:07.000')
        tdSql.checkData(2, 0, '2020-02-01 00:00:09.000')
        tdSql.checkData(3, 0, '2020-02-01 00:00:11.000')
        tdSql.checkData(4, 0, '2020-02-01 00:00:13.000')
        tdSql.checkData(5, 0, '2020-02-01 00:00:15.000')
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add test cases  
Ganlin Zhao 已提交
510 511 512 513 514 515 516 
        tdSql.checkData(0, 1,  False)
        tdSql.checkData(1, 1,  True)
        tdSql.checkData(2, 1,  True)
        tdSql.checkData(3, 1,  True)
        tdSql.checkData(4, 1,  True)
        tdSql.checkData(5, 1,  False)
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add test cases  
Ganlin Zhao 已提交
517 
        # fill prev
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add test cases  
Ganlin Zhao 已提交
518 
        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:08', '2020-02-01 00:00:12') every(500a) fill(prev)")
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add test cases  
Ganlin Zhao 已提交
519 
        tdSql.checkRows(9)
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add test cases  
Ganlin Zhao 已提交
520 
        tdSql.checkCols(3)
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add test cases  
Ganlin Zhao 已提交
521 522 523 524 525 526 527 528 529 530 531 

        tdSql.checkData(0, 0, '2020-02-01 00:00:08.000')
        tdSql.checkData(1, 0, '2020-02-01 00:00:08.500')
        tdSql.checkData(2, 0, '2020-02-01 00:00:09.000')
        tdSql.checkData(3, 0, '2020-02-01 00:00:09.500')
        tdSql.checkData(4, 0, '2020-02-01 00:00:10.000')
        tdSql.checkData(5, 0, '2020-02-01 00:00:10.500')
        tdSql.checkData(6, 0, '2020-02-01 00:00:11.000')
        tdSql.checkData(7, 0, '2020-02-01 00:00:11.500')
        tdSql.checkData(8, 0, '2020-02-01 00:00:12.000')
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add test cases  
Ganlin Zhao 已提交
532 533 534 535 536 537 538 539 540 541 542 
        tdSql.checkData(0, 1,  True)
        tdSql.checkData(1, 1,  True)
        tdSql.checkData(2, 1,  True)
        tdSql.checkData(3, 1,  True)
        tdSql.checkData(4, 1,  False)
        tdSql.checkData(5, 1,  True)
        tdSql.checkData(6, 1,  True)
        tdSql.checkData(7, 1,  True)
        tdSql.checkData(8, 1,  True)

        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(prev)")
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add test cases  
Ganlin Zhao 已提交
543 
        tdSql.checkRows(12)
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add test cases  
Ganlin Zhao 已提交
544 
        tdSql.checkCols(3)
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add test cases  
Ganlin Zhao 已提交
545 546 547 548 549 550 551 552 553 554 555 556 557 558 

        tdSql.checkData(0, 0, '2020-02-01 00:00:05.000')
        tdSql.checkData(1, 0, '2020-02-01 00:00:06.000')
        tdSql.checkData(2, 0, '2020-02-01 00:00:07.000')
        tdSql.checkData(3, 0, '2020-02-01 00:00:08.000')
        tdSql.checkData(4, 0, '2020-02-01 00:00:09.000')
        tdSql.checkData(5, 0, '2020-02-01 00:00:10.000')
        tdSql.checkData(6, 0, '2020-02-01 00:00:11.000')
        tdSql.checkData(7, 0, '2020-02-01 00:00:12.000')
        tdSql.checkData(8, 0, '2020-02-01 00:00:13.000')
        tdSql.checkData(9, 0, '2020-02-01 00:00:14.000')
        tdSql.checkData(10, 0, '2020-02-01 00:00:15.000')
        tdSql.checkData(11, 0, '2020-02-01 00:00:16.000')
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add test cases  
Ganlin Zhao 已提交
559 560 561 562 563 564 565 566 567 568 569 570 571 572 
        tdSql.checkData(0, 1,  False)
        tdSql.checkData(1, 1,  True)
        tdSql.checkData(2, 1,  True)
        tdSql.checkData(3, 1,  True)
        tdSql.checkData(4, 1,  True)
        tdSql.checkData(5, 1,  False)
        tdSql.checkData(6, 1,  True)
        tdSql.checkData(7, 1,  True)
        tdSql.checkData(8, 1,  True)
        tdSql.checkData(9, 1,  True)
        tdSql.checkData(10, 1, False)
        tdSql.checkData(11, 1, True)

        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:05', '2020-02-01 00:00:15') every(2s) fill(prev)")
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add test cases  
Ganlin Zhao 已提交
573 
        tdSql.checkRows(6)
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add test cases  
Ganlin Zhao 已提交
574 
        tdSql.checkCols(3)
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add test cases  
Ganlin Zhao 已提交
575 576 577 578 579 580 581 582 

        tdSql.checkData(0, 0, '2020-02-01 00:00:05.000')
        tdSql.checkData(1, 0, '2020-02-01 00:00:07.000')
        tdSql.checkData(2, 0, '2020-02-01 00:00:09.000')
        tdSql.checkData(3, 0, '2020-02-01 00:00:11.000')
        tdSql.checkData(4, 0, '2020-02-01 00:00:13.000')
        tdSql.checkData(5, 0, '2020-02-01 00:00:15.000')
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add test cases  
Ganlin Zhao 已提交
583 584 585 586 587 588 
        tdSql.checkData(0, 1,  False)
        tdSql.checkData(1, 1,  True)
        tdSql.checkData(2, 1,  True)
        tdSql.checkData(3, 1,  True)
        tdSql.checkData(4, 1,  True)
        tdSql.checkData(5, 1,  False)
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add test cases  
Ganlin Zhao 已提交
589 
        # fill next
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add test cases  
Ganlin Zhao 已提交
590 
        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:08', '2020-02-01 00:00:12') every(500a) fill(next)")
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add test cases  
Ganlin Zhao 已提交
591 
        tdSql.checkRows(9)
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add test cases  
Ganlin Zhao 已提交
592 
        tdSql.checkCols(3)
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add test cases  
Ganlin Zhao 已提交
593 594 595 596 597 598 599 600 601 602 603 

        tdSql.checkData(0, 0, '2020-02-01 00:00:08.000')
        tdSql.checkData(1, 0, '2020-02-01 00:00:08.500')
        tdSql.checkData(2, 0, '2020-02-01 00:00:09.000')
        tdSql.checkData(3, 0, '2020-02-01 00:00:09.500')
        tdSql.checkData(4, 0, '2020-02-01 00:00:10.000')
        tdSql.checkData(5, 0, '2020-02-01 00:00:10.500')
        tdSql.checkData(6, 0, '2020-02-01 00:00:11.000')
        tdSql.checkData(7, 0, '2020-02-01 00:00:11.500')
        tdSql.checkData(8, 0, '2020-02-01 00:00:12.000')
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add test cases  
Ganlin Zhao 已提交
604 605 606 607 608 609 610 611 612 613 614 
        tdSql.checkData(0, 1,  True)
        tdSql.checkData(1, 1,  True)
        tdSql.checkData(2, 1,  True)
        tdSql.checkData(3, 1,  True)
        tdSql.checkData(4, 1,  False)
        tdSql.checkData(5, 1,  True)
        tdSql.checkData(6, 1,  True)
        tdSql.checkData(7, 1,  True)
        tdSql.checkData(8, 1,  True)

        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(next)")
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fix fill prev/next error  
Ganlin Zhao 已提交
615 
        tdSql.checkRows(12)
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add test cases  
Ganlin Zhao 已提交
616 
        tdSql.checkCols(3)
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add test cases  
Ganlin Zhao 已提交
617 618 619 620 621 622 623 624 625 626 627 628 629 630 

        tdSql.checkData(0, 0, '2020-02-01 00:00:04.000')
        tdSql.checkData(1, 0, '2020-02-01 00:00:05.000')
        tdSql.checkData(2, 0, '2020-02-01 00:00:06.000')
        tdSql.checkData(3, 0, '2020-02-01 00:00:07.000')
        tdSql.checkData(4, 0, '2020-02-01 00:00:08.000')
        tdSql.checkData(5, 0, '2020-02-01 00:00:09.000')
        tdSql.checkData(6, 0, '2020-02-01 00:00:10.000')
        tdSql.checkData(7, 0, '2020-02-01 00:00:11.000')
        tdSql.checkData(8, 0, '2020-02-01 00:00:12.000')
        tdSql.checkData(9, 0, '2020-02-01 00:00:13.000')
        tdSql.checkData(10, 0, '2020-02-01 00:00:14.000')
        tdSql.checkData(11, 0, '2020-02-01 00:00:15.000')
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add test cases  
Ganlin Zhao 已提交
631 632 633 634 635 636 637 638 639 640 641 642 643 644 
        tdSql.checkData(0, 1,  True)
        tdSql.checkData(1, 1,  False)
        tdSql.checkData(2, 1,  True)
        tdSql.checkData(3, 1,  True)
        tdSql.checkData(4, 1,  True)
        tdSql.checkData(5, 1,  True)
        tdSql.checkData(6, 1,  False)
        tdSql.checkData(7, 1,  True)
        tdSql.checkData(8, 1,  True)
        tdSql.checkData(9, 1,  True)
        tdSql.checkData(10, 1, True)
        tdSql.checkData(11, 1, False)

        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:05', '2020-02-01 00:00:15') every(2s) fill(next)")
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add test cases  
Ganlin Zhao 已提交
645 
        tdSql.checkRows(6)
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add test cases  
Ganlin Zhao 已提交
646 
        tdSql.checkCols(3)
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add test cases  
Ganlin Zhao 已提交
647 648 649 650 651 652 653 654 

        tdSql.checkData(0, 0, '2020-02-01 00:00:05.000')
        tdSql.checkData(1, 0, '2020-02-01 00:00:07.000')
        tdSql.checkData(2, 0, '2020-02-01 00:00:09.000')
        tdSql.checkData(3, 0, '2020-02-01 00:00:11.000')
        tdSql.checkData(4, 0, '2020-02-01 00:00:13.000')
        tdSql.checkData(5, 0, '2020-02-01 00:00:15.000')
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add test cases  
Ganlin Zhao 已提交
655 656 657 658 659 660 661 
        tdSql.checkData(0, 1,  False)
        tdSql.checkData(1, 1,  True)
        tdSql.checkData(2, 1,  True)
        tdSql.checkData(3, 1,  True)
        tdSql.checkData(4, 1,  True)
        tdSql.checkData(5, 1,  False)
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add test cases  
Ganlin Zhao 已提交
662 
        # fill linear
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add test cases  
Ganlin Zhao 已提交
663 
        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:08', '2020-02-01 00:00:12') every(500a) fill(linear)")
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add test cases  
Ganlin Zhao 已提交
664 
        tdSql.checkRows(9)
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add test cases  
Ganlin Zhao 已提交
665 
        tdSql.checkCols(3)
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add test cases  
Ganlin Zhao 已提交
666 667 668 669 670 671 672 673 674 675 676 

        tdSql.checkData(0, 0, '2020-02-01 00:00:08.000')
        tdSql.checkData(1, 0, '2020-02-01 00:00:08.500')
        tdSql.checkData(2, 0, '2020-02-01 00:00:09.000')
        tdSql.checkData(3, 0, '2020-02-01 00:00:09.500')
        tdSql.checkData(4, 0, '2020-02-01 00:00:10.000')
        tdSql.checkData(5, 0, '2020-02-01 00:00:10.500')
        tdSql.checkData(6, 0, '2020-02-01 00:00:11.000')
        tdSql.checkData(7, 0, '2020-02-01 00:00:11.500')
        tdSql.checkData(8, 0, '2020-02-01 00:00:12.000')
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add test cases  
Ganlin Zhao 已提交
677 678 679 680 681 682 683 684 685 686 687 
        tdSql.checkData(0, 1,  True)
        tdSql.checkData(1, 1,  True)
        tdSql.checkData(2, 1,  True)
        tdSql.checkData(3, 1,  True)
        tdSql.checkData(4, 1,  False)
        tdSql.checkData(5, 1,  True)
        tdSql.checkData(6, 1,  True)
        tdSql.checkData(7, 1,  True)
        tdSql.checkData(8, 1,  True)

        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(linear)")
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add test cases  
Ganlin Zhao 已提交
688 
        tdSql.checkRows(11)
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add test cases  
Ganlin Zhao 已提交
689 
        tdSql.checkCols(3)
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add test cases  
Ganlin Zhao 已提交
690 691 692 693 694 695 696 697 698 699 700 701 702 

        tdSql.checkData(0, 0, '2020-02-01 00:00:05.000')
        tdSql.checkData(1, 0, '2020-02-01 00:00:06.000')
        tdSql.checkData(2, 0, '2020-02-01 00:00:07.000')
        tdSql.checkData(3, 0, '2020-02-01 00:00:08.000')
        tdSql.checkData(4, 0, '2020-02-01 00:00:09.000')
        tdSql.checkData(5, 0, '2020-02-01 00:00:10.000')
        tdSql.checkData(6, 0, '2020-02-01 00:00:11.000')
        tdSql.checkData(7, 0, '2020-02-01 00:00:12.000')
        tdSql.checkData(8, 0, '2020-02-01 00:00:13.000')
        tdSql.checkData(9, 0, '2020-02-01 00:00:14.000')
        tdSql.checkData(10, 0, '2020-02-01 00:00:15.000')
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add test cases  
Ganlin Zhao 已提交
703 704 705 706 707 708 709 710 711 712 713 714 715 
        tdSql.checkData(0, 1,  False)
        tdSql.checkData(1, 1,  True)
        tdSql.checkData(2, 1,  True)
        tdSql.checkData(3, 1,  True)
        tdSql.checkData(4, 1,  True)
        tdSql.checkData(5, 1,  False)
        tdSql.checkData(6, 1,  True)
        tdSql.checkData(7, 1,  True)
        tdSql.checkData(8, 1,  True)
        tdSql.checkData(9, 1,  True)
        tdSql.checkData(10, 1, False)

        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:05', '2020-02-01 00:00:15') every(2s) fill(linear)")
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add test cases  
Ganlin Zhao 已提交
716 
        tdSql.checkRows(6)
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add test cases  
Ganlin Zhao 已提交
717 
        tdSql.checkCols(3)
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add test cases  
Ganlin Zhao 已提交
718 719 720 721 722 723 724 725 

        tdSql.checkData(0, 0, '2020-02-01 00:00:05.000')
        tdSql.checkData(1, 0, '2020-02-01 00:00:07.000')
        tdSql.checkData(2, 0, '2020-02-01 00:00:09.000')
        tdSql.checkData(3, 0, '2020-02-01 00:00:11.000')
        tdSql.checkData(4, 0, '2020-02-01 00:00:13.000')
        tdSql.checkData(5, 0, '2020-02-01 00:00:15.000')
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add test cases  
Ganlin Zhao 已提交
726 727 728 729 730 731 732 733 734 
        tdSql.checkData(0, 1,  False)
        tdSql.checkData(1, 1,  True)
        tdSql.checkData(2, 1,  True)
        tdSql.checkData(3, 1,  True)
        tdSql.checkData(4, 1,  True)
        tdSql.checkData(5, 1,  False)

        # multiple _irowts,_isfilled
        tdSql.query(f"select interp(c0),_irowts,_isfilled from {dbname}.{tbname} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(linear)")
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add test cases  
Ganlin Zhao 已提交
735 
        tdSql.checkRows(11)
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add test cases  
Ganlin Zhao 已提交
736 737 738 739 740 741 742 743 744 745 746 747 
        tdSql.checkCols(3)

        tdSql.checkData(0,  1, '2020-02-01 00:00:05.000')
        tdSql.checkData(1,  1, '2020-02-01 00:00:06.000')
        tdSql.checkData(2,  1, '2020-02-01 00:00:07.000')
        tdSql.checkData(3,  1, '2020-02-01 00:00:08.000')
        tdSql.checkData(4,  1, '2020-02-01 00:00:09.000')
        tdSql.checkData(5,  1, '2020-02-01 00:00:10.000')
        tdSql.checkData(6,  1, '2020-02-01 00:00:11.000')
        tdSql.checkData(7,  1, '2020-02-01 00:00:12.000')
        tdSql.checkData(8,  1, '2020-02-01 00:00:13.000')
        tdSql.checkData(9,  1, '2020-02-01 00:00:14.000')
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        tdSql.checkData(10, 1, '2020-02-01 00:00:15.000')
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        tdSql.checkData(0,  2,  False)
        tdSql.checkData(1,  2,  True)
        tdSql.checkData(2,  2,  True)
        tdSql.checkData(3,  2,  True)
        tdSql.checkData(4,  2,  True)
        tdSql.checkData(5,  2,  False)
        tdSql.checkData(6,  2,  True)
        tdSql.checkData(7,  2,  True)
        tdSql.checkData(8,  2,  True)
        tdSql.checkData(9,  2,  True)
        tdSql.checkData(10, 2,  False)

        tdSql.query(f"select _irowts, _isfilled, interp(c0), interp(c0), _isfilled, _irowts from {dbname}.{tbname} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(linear)")
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        tdSql.checkRows(11)
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        tdSql.checkCols(6)
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        cols = (0, 5)
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        for i in cols:
          tdSql.checkData(0, i, '2020-02-01 00:00:05.000')
          tdSql.checkData(1, i, '2020-02-01 00:00:06.000')
          tdSql.checkData(2, i, '2020-02-01 00:00:07.000')
          tdSql.checkData(3, i, '2020-02-01 00:00:08.000')
          tdSql.checkData(4, i, '2020-02-01 00:00:09.000')
          tdSql.checkData(5, i, '2020-02-01 00:00:10.000')
          tdSql.checkData(6, i, '2020-02-01 00:00:11.000')
          tdSql.checkData(7, i, '2020-02-01 00:00:12.000')
          tdSql.checkData(8, i, '2020-02-01 00:00:13.000')
          tdSql.checkData(9, i, '2020-02-01 00:00:14.000')
          tdSql.checkData(10, i, '2020-02-01 00:00:15.000')
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        cols = (1, 4)
        for i in cols:
          tdSql.checkData(0,  i,  False)
          tdSql.checkData(1,  i,  True)
          tdSql.checkData(2,  i,  True)
          tdSql.checkData(3,  i,  True)
          tdSql.checkData(4,  i,  True)
          tdSql.checkData(5,  i,  False)
          tdSql.checkData(6,  i,  True)
          tdSql.checkData(7,  i,  True)
          tdSql.checkData(8,  i,  True)
          tdSql.checkData(9,  i,  True)
          tdSql.checkData(10, i,  False)
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test: add interp test cases  
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        tdLog.printNoPrefix("==========step9:test intra block interpolation")
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test: add interp test cases  
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        tdSql.execute(f"drop database {dbname}");

        tdSql.prepare()

        tdSql.execute(f"create table if not exists {dbname}.{tbname} (ts timestamp, c0 tinyint, c1 smallint, c2 int, c3 bigint, c4 double, c5 float, c6 bool, c7 varchar(10), c8 nchar(10))")

        # set two data point has 10 days interval will be stored in different datablocks
        tdSql.execute(f"insert into {dbname}.{tbname} values ('2020-02-01 00:00:05', 5, 5, 5, 5, 5.0, 5.0, true, 'varchar', 'nchar')")
        tdSql.execute(f"insert into {dbname}.{tbname} values ('2020-02-11 00:00:05', 15, 15, 15, 15, 15.0, 15.0, true, 'varchar', 'nchar')")
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fix: remove interp stable limitation and add test case  
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        tdSql.execute(
            f'''create stable if not exists {dbname}.{stbname}
            (ts timestamp, c0 tinyint, c1 smallint, c2 int, c3 bigint, c4 double, c5 float, c6 bool, c7 varchar(10), c8 nchar(10)) tags(t1 int)
            '''
        )


        tdSql.execute(
            f'''create table if not exists {dbname}.{ctbname1} using {dbname}.{stbname} tags(1)
            '''
        )

        tdSql.execute(
            f'''create table if not exists {dbname}.{ctbname2} using {dbname}.{stbname} tags(1)
            '''
        )

        tdSql.execute(f"insert into {dbname}.{ctbname1} values ('2020-02-01 00:00:05', 5, 5, 5, 5, 5.0, 5.0, true, 'varchar', 'nchar')")
        tdSql.execute(f"insert into {dbname}.{ctbname1} values ('2020-02-01 00:00:10', 10, 10, 10, 10, 10.0, 10.0, true, 'varchar', 'nchar')")
        tdSql.execute(f"insert into {dbname}.{ctbname1} values ('2020-02-01 00:00:15', 15, 15, 15, 15, 15.0, 15.0, true, 'varchar', 'nchar')")

        tdSql.execute(f"insert into {dbname}.{ctbname2} values ('2020-02-02 00:00:05', 5, 5, 5, 5, 5.0, 5.0, true, 'varchar', 'nchar')")
        tdSql.execute(f"insert into {dbname}.{ctbname2} values ('2020-02-02 00:00:10', 10, 10, 10, 10, 10.0, 10.0, true, 'varchar', 'nchar')")
        tdSql.execute(f"insert into {dbname}.{ctbname2} values ('2020-02-02 00:00:15', 15, 15, 15, 15, 15.0, 15.0, true, 'varchar', 'nchar')")
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test: add interp test cases  
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        tdSql.execute(f"flush database {dbname}");

        # test fill null

        ## | {. | | .} |
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:05', '2020-02-11 00:00:05') every(1d) fill(null)")
        tdSql.checkRows(11)
        tdSql.checkData(0, 0, 5)
        tdSql.checkData(1, 0, None)
        tdSql.checkData(2, 0, None)
        tdSql.checkData(3, 0, None)
        tdSql.checkData(4, 0, None)
        tdSql.checkData(5, 0, None)
        tdSql.checkData(6, 0, None)
        tdSql.checkData(7, 0, None)
        tdSql.checkData(8, 0, None)
        tdSql.checkData(9, 0, None)
        tdSql.checkData(10, 0, 15)

        ## | . | {} | . |
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-03 00:00:05', '2020-02-07 00:00:05') every(1d) fill(null)")
        tdSql.checkRows(5)
        tdSql.checkData(0, 0, None)
        tdSql.checkData(1, 0, None)
        tdSql.checkData(2, 0, None)
        tdSql.checkData(3, 0, None)
        tdSql.checkData(4, 0, None)

        ## | {. | } | . |
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-01-31 00:00:05', '2020-02-05 00:00:05') every(1d) fill(null)")
        tdSql.checkRows(6)
        tdSql.checkData(0, 0, None)
        tdSql.checkData(1, 0, 5)
        tdSql.checkData(2, 0, None)
        tdSql.checkData(3, 0, None)
        tdSql.checkData(4, 0, None)
        tdSql.checkData(5, 0, None)

        ## | . | { | .} |
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(null)")
        tdSql.checkRows(6)
        tdSql.checkData(0, 0, None)
        tdSql.checkData(1, 0, 15)
        tdSql.checkData(2, 0, None)
        tdSql.checkData(3, 0, None)
        tdSql.checkData(4, 0, None)
        tdSql.checkData(5, 0, None)


        # test fill value

        ## | {. | | .} |
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:05', '2020-02-11 00:00:05') every(1d) fill(value, 1)")
        tdSql.checkRows(11)
        tdSql.checkData(0, 0, 5)
        tdSql.checkData(1, 0, 1)
        tdSql.checkData(2, 0, 1)
        tdSql.checkData(3, 0, 1)
        tdSql.checkData(4, 0, 1)
        tdSql.checkData(5, 0, 1)
        tdSql.checkData(6, 0, 1)
        tdSql.checkData(7, 0, 1)
        tdSql.checkData(8, 0, 1)
        tdSql.checkData(9, 0, 1)
        tdSql.checkData(10, 0, 15)

        ## | . | {} | . |
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-03 00:00:05', '2020-02-07 00:00:05') every(1d) fill(value, 1)")
        tdSql.checkRows(5)
        tdSql.checkData(0, 0, 1)
        tdSql.checkData(1, 0, 1)
        tdSql.checkData(2, 0, 1)
        tdSql.checkData(3, 0, 1)
        tdSql.checkData(4, 0, 1)

        ## | {. | } | . |
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-01-31 00:00:05', '2020-02-05 00:00:05') every(1d) fill(value, 1)")
        tdSql.checkRows(6)
        tdSql.checkData(0, 0, 1)
        tdSql.checkData(1, 0, 5)
        tdSql.checkData(2, 0, 1)
        tdSql.checkData(3, 0, 1)
        tdSql.checkData(4, 0, 1)
        tdSql.checkData(5, 0, 1)

        ## | . | { | .} |
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(value, 1)")
        tdSql.checkRows(6)
        tdSql.checkData(0, 0, 1)
        tdSql.checkData(1, 0, 15)
        tdSql.checkData(2, 0, 1)
        tdSql.checkData(3, 0, 1)
        tdSql.checkData(4, 0, 1)
        tdSql.checkData(5, 0, 1)


        # test fill prev

        ## | {. | | .} |
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:05', '2020-02-11 00:00:05') every(1d) fill(prev)")
        tdSql.checkRows(11)
        tdSql.checkData(0, 0, 5)
        tdSql.checkData(1, 0, 5)
        tdSql.checkData(2, 0, 5)
        tdSql.checkData(3, 0, 5)
        tdSql.checkData(4, 0, 5)
        tdSql.checkData(5, 0, 5)
        tdSql.checkData(6, 0, 5)
        tdSql.checkData(7, 0, 5)
        tdSql.checkData(8, 0, 5)
        tdSql.checkData(9, 0, 5)
        tdSql.checkData(10, 0, 15)

        ## | . | {} | . |
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-03 00:00:05', '2020-02-07 00:00:05') every(1d) fill(prev)")
        tdSql.checkRows(5)
        tdSql.checkData(0, 0, 5)
        tdSql.checkData(1, 0, 5)
        tdSql.checkData(2, 0, 5)
        tdSql.checkData(3, 0, 5)
        tdSql.checkData(4, 0, 5)

        ## | {. | } | . |
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-01-31 00:00:05', '2020-02-05 00:00:05') every(1d) fill(prev)")
        tdSql.checkRows(5)
        tdSql.checkData(0, 0, 5)
        tdSql.checkData(1, 0, 5)
        tdSql.checkData(2, 0, 5)
        tdSql.checkData(3, 0, 5)
        tdSql.checkData(4, 0, 5)

        ## | . | { | .} |
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(prev)")
        tdSql.checkRows(6)
        tdSql.checkData(0, 0, 5)
        tdSql.checkData(1, 0, 15)
        tdSql.checkData(2, 0, 15)
        tdSql.checkData(3, 0, 15)
        tdSql.checkData(4, 0, 15)
        tdSql.checkData(5, 0, 15)

        # test fill next

        ## | {. | | .} |
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:05', '2020-02-11 00:00:05') every(1d) fill(next)")
        tdSql.checkRows(11)
        tdSql.checkData(0, 0, 5)
        tdSql.checkData(1, 0, 15)
        tdSql.checkData(2, 0, 15)
        tdSql.checkData(3, 0, 15)
        tdSql.checkData(4, 0, 15)
        tdSql.checkData(5, 0, 15)
        tdSql.checkData(6, 0, 15)
        tdSql.checkData(7, 0, 15)
        tdSql.checkData(8, 0, 15)
        tdSql.checkData(9, 0, 15)
        tdSql.checkData(10, 0, 15)

        ## | . | {} | . |
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-03 00:00:05', '2020-02-07 00:00:05') every(1d) fill(next)")
        tdSql.checkRows(5)
        tdSql.checkData(0, 0, 15)
        tdSql.checkData(1, 0, 15)
        tdSql.checkData(2, 0, 15)
        tdSql.checkData(3, 0, 15)
        tdSql.checkData(4, 0, 15)

        ## | {. | } | . |
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-01-31 00:00:05', '2020-02-05 00:00:05') every(1d) fill(next)")
        tdSql.checkRows(6)
        tdSql.checkData(0, 0, 5)
        tdSql.checkData(1, 0, 5)
        tdSql.checkData(2, 0, 15)
        tdSql.checkData(3, 0, 15)
        tdSql.checkData(4, 0, 15)
        tdSql.checkData(5, 0, 15)

        ## | . | { | .} |
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(next)")
        tdSql.checkRows(2)
        tdSql.checkData(0, 0, 15)
        tdSql.checkData(1, 0, 15)
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add test cases  
Ganlin Zhao 已提交
1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 
        # test fill linear

        ## | {. | | .} |
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-01 00:00:05', '2020-02-11 00:00:05') every(1d) fill(linear)")
        tdSql.checkRows(11)
        tdSql.checkData(0, 0, 5)
        tdSql.checkData(1, 0, 6)
        tdSql.checkData(2, 0, 7)
        tdSql.checkData(3, 0, 8)
        tdSql.checkData(4, 0, 9)
        tdSql.checkData(5, 0, 10)
        tdSql.checkData(6, 0, 11)
        tdSql.checkData(7, 0, 12)
        tdSql.checkData(8, 0, 13)
        tdSql.checkData(9, 0, 14)
        tdSql.checkData(10, 0, 15)

        ## | . | {} | . |
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-03 00:00:05', '2020-02-07 00:00:05') every(1d) fill(linear)")
        tdSql.checkRows(5)
        tdSql.checkData(0, 0, 7)
        tdSql.checkData(1, 0, 8)
        tdSql.checkData(2, 0, 9)
        tdSql.checkData(3, 0, 10)
        tdSql.checkData(4, 0, 11)

        ## | {. | } | . |
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-01-31 00:00:05', '2020-02-05 00:00:05') every(1d) fill(linear)")
        tdSql.checkRows(5)
        tdSql.checkData(0, 0, 5)
        tdSql.checkData(1, 0, 6)
        tdSql.checkData(2, 0, 7)
        tdSql.checkData(3, 0, 8)
        tdSql.checkData(4, 0, 9)

        ## | . | { | .} |
        tdSql.query(f"select interp(c0) from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(linear)")
        tdSql.checkRows(2)
        tdSql.checkData(0, 0, 14)
        tdSql.checkData(1, 0, 15)
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add test case  
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        tdLog.printNoPrefix("==========step10:test interp with null data")
        tdSql.execute(
            f'''create table if not exists {dbname}.{tbname1}
            (ts timestamp, c0 int, c1 int)
            '''
        )


        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:00', 0,    NULL)")
        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:05', NULL, NULL)")
        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:10', 10,   10)")
        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:15', NULL, NULL)")
        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:20', 20,   NULL)")
        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:25', NULL, NULL)")
        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:30', 30,   30)")
        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:35', 35,   NULL)")
        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:40', 40,   40)")
        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:45', NULL, 45)")
        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:50', 50,   NULL)")
        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:00:55', NULL, NULL)")
        tdSql.execute(f"insert into {dbname}.{tbname1} values ('2020-02-02 00:01:00', 55,   60)")
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add more test cases  
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        # test fill linear
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add test case  
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        # check c0
        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-01 23:59:59', '2020-02-02 00:00:00') every(1s) fill(linear)")
        tdSql.checkRows(1)
        tdSql.checkData(0, 0, 0)

        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-01 23:59:59', '2020-02-02 00:00:03') every(1s) fill(linear)")
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change interp linear behavior  
Ganlin Zhao 已提交
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        tdSql.checkRows(4)
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add test case  
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        tdSql.checkData(0, 0, 0)
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change interp linear behavior  
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        tdSql.checkData(1, 0, None)
        tdSql.checkData(2, 0, None)
        tdSql.checkData(3, 0, None)
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add test case  
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        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-01 23:59:59', '2020-02-02 00:00:05') every(1s) fill(linear)")
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change interp linear behavior  
Ganlin Zhao 已提交
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        tdSql.checkRows(6)
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add test case  
Ganlin Zhao 已提交
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        tdSql.checkData(0, 0, 0)
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change interp linear behavior  
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        tdSql.checkData(1, 0, None)
        tdSql.checkData(2, 0, None)
        tdSql.checkData(3, 0, None)
        tdSql.checkData(4, 0, None)
        tdSql.checkData(5, 0, None)
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        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-01 23:59:59', '2020-02-02 00:00:08') every(1s) fill(linear)")
        tdSql.checkRows(9)
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fix fill prev/next error  
Ganlin Zhao 已提交
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        tdSql.checkData(0, 0, 0)
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change interp linear behavior  
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        tdSql.checkData(1, 0, None)
        tdSql.checkData(2, 0, None)
        tdSql.checkData(3, 0, None)
        tdSql.checkData(4, 0, None)
        tdSql.checkData(5, 0, None)
        tdSql.checkData(6, 0, None)
        tdSql.checkData(7, 0, None)
        tdSql.checkData(8, 0, None)
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add test case  
Ganlin Zhao 已提交
1113 1114 1115 


        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:01', '2020-02-02 00:00:03') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1116 1117 1118 1119 
        tdSql.checkRows(3)
        tdSql.checkData(0, 0, None)
        tdSql.checkData(1, 0, None)
        tdSql.checkData(2, 0, None)
G
add test case  
Ganlin Zhao 已提交
1120 1121 1122 

        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:03', '2020-02-02 00:00:08') every(1s) fill(linear)")
        tdSql.checkRows(6)
G
change interp linear behavior  
Ganlin Zhao 已提交
1123 1124 1125 1126 1127 1128 
        tdSql.checkData(0, 0, None)
        tdSql.checkData(1, 0, None)
        tdSql.checkData(2, 0, None)
        tdSql.checkData(3, 0, None)
        tdSql.checkData(4, 0, None)
        tdSql.checkData(5, 0, None)
G
add test case  
Ganlin Zhao 已提交
1129 1130 

        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:05', '2020-02-02 00:00:10') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1131 1132 1133 1134 1135 1136 1137 
        tdSql.checkRows(6)
        tdSql.checkData(0, 0, None)
        tdSql.checkData(1, 0, None)
        tdSql.checkData(2, 0, None)
        tdSql.checkData(3, 0, None)
        tdSql.checkData(4, 0, None)
        tdSql.checkData(5, 0, 10)
G
add test case  
Ganlin Zhao 已提交
1138 1139 

        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:05', '2020-02-02 00:00:15') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 
        tdSql.checkRows(11)
        tdSql.checkData(0,  0, None)
        tdSql.checkData(1,  0, None)
        tdSql.checkData(2,  0, None)
        tdSql.checkData(3,  0, None)
        tdSql.checkData(4,  0, None)
        tdSql.checkData(5,  0, 10)
        tdSql.checkData(6,  0, None)
        tdSql.checkData(7,  0, None)
        tdSql.checkData(8,  0, None)
        tdSql.checkData(9,  0, None)
        tdSql.checkData(10, 0, None)
G
add test case  
Ganlin Zhao 已提交
1152 1153 

        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:05', '2020-02-02 00:00:18') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 
        tdSql.checkRows(14)
        tdSql.checkData(0,  0, None)
        tdSql.checkData(1,  0, None)
        tdSql.checkData(2,  0, None)
        tdSql.checkData(3,  0, None)
        tdSql.checkData(4,  0, None)
        tdSql.checkData(5,  0, 10)
        tdSql.checkData(6,  0, None)
        tdSql.checkData(7,  0, None)
        tdSql.checkData(8,  0, None)
        tdSql.checkData(9,  0, None)
        tdSql.checkData(10, 0, None)
        tdSql.checkData(11, 0, None)
        tdSql.checkData(12, 0, None)
        tdSql.checkData(13, 0, None)
G
add test case  
Ganlin Zhao 已提交
1169 1170 

        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:05', '2020-02-02 00:00:20') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 
        tdSql.checkRows(16)
        tdSql.checkData(0,  0, None)
        tdSql.checkData(1,  0, None)
        tdSql.checkData(2,  0, None)
        tdSql.checkData(3,  0, None)
        tdSql.checkData(4,  0, None)
        tdSql.checkData(5,  0, 10)
        tdSql.checkData(6,  0, None)
        tdSql.checkData(7,  0, None)
        tdSql.checkData(8,  0, None)
        tdSql.checkData(9,  0, None)
        tdSql.checkData(10, 0, None)
        tdSql.checkData(11, 0, None)
        tdSql.checkData(12, 0, None)
        tdSql.checkData(13, 0, None)
        tdSql.checkData(14, 0, None)
        tdSql.checkData(15, 0, 20)
G
add test case  
Ganlin Zhao 已提交
1188 1189 

        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:09', '2020-02-02 00:00:11') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1190 1191 1192 1193 
        tdSql.checkRows(3)
        tdSql.checkData(0, 0, None)
        tdSql.checkData(1, 0, 10)
        tdSql.checkData(2, 0, None)
G
add test case  
Ganlin Zhao 已提交
1194 1195 

        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:10', '2020-02-02 00:00:15') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1196 
        tdSql.checkRows(6)
G
add test case  
Ganlin Zhao 已提交
1197 
        tdSql.checkData(0, 0, 10)
G
change interp linear behavior  
Ganlin Zhao 已提交
1198 1199 1200 1201 1202 
        tdSql.checkData(1, 0, None)
        tdSql.checkData(2, 0, None)
        tdSql.checkData(3, 0, None)
        tdSql.checkData(4, 0, None)
        tdSql.checkData(5, 0, None)
G
add test case  
Ganlin Zhao 已提交
1203 1204 

        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:12', '2020-02-02 00:00:13') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1205 1206 1207 
        tdSql.checkRows(2)
        tdSql.checkData(0, 0, None)
        tdSql.checkData(1, 0, None)
G
add test case  
Ganlin Zhao 已提交
1208 1209 

        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:12', '2020-02-02 00:00:15') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1210 1211 1212 1213 1214 
        tdSql.checkRows(4)
        tdSql.checkData(0, 0, None)
        tdSql.checkData(1, 0, None)
        tdSql.checkData(2, 0, None)
        tdSql.checkData(3, 0, None)
G
add test case  
Ganlin Zhao 已提交
1215 1216 1217 

        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:12', '2020-02-02 00:00:18') every(1s) fill(linear)")
        tdSql.checkRows(7)
G
change interp linear behavior  
Ganlin Zhao 已提交
1218 1219 1220 1221 1222 1223 1224 
        tdSql.checkData(0,  0, None)
        tdSql.checkData(1,  0, None)
        tdSql.checkData(2,  0, None)
        tdSql.checkData(3,  0, None)
        tdSql.checkData(4,  0, None)
        tdSql.checkData(5,  0, None)
        tdSql.checkData(6,  0, None)
G
add test case  
Ganlin Zhao 已提交
1225 1226 1227 1228 

        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:30', '2020-02-02 00:00:40') every(1s) fill(linear)")
        tdSql.checkRows(11)
        tdSql.checkData(0,  0, 30)
G
change interp linear behavior  
Ganlin Zhao 已提交
1229 1230 1231 1232 1233 1234 1235 1236 1237 
        tdSql.checkData(1,  0, 31)
        tdSql.checkData(2,  0, 32)
        tdSql.checkData(3,  0, 33)
        tdSql.checkData(4,  0, 34)
        tdSql.checkData(5,  0, 35)
        tdSql.checkData(6,  0, 36)
        tdSql.checkData(7,  0, 37)
        tdSql.checkData(8,  0, 38)
        tdSql.checkData(9,  0, 39)
G
add test case  
Ganlin Zhao 已提交
1238 1239 1240 
        tdSql.checkData(10, 0, 40)

        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:25', '2020-02-02 00:00:45') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 
        tdSql.checkRows(21)
        tdSql.checkData(5,  0, 30)
        tdSql.checkData(6,  0, 31)
        tdSql.checkData(7,  0, 32)
        tdSql.checkData(8,  0, 33)
        tdSql.checkData(9,  0, 34)
        tdSql.checkData(10, 0, 35)
        tdSql.checkData(11, 0, 36)
        tdSql.checkData(12, 0, 37)
        tdSql.checkData(13, 0, 38)
        tdSql.checkData(14, 0, 39)
        tdSql.checkData(15, 0, 40)
G
add test case  
Ganlin Zhao 已提交
1253 1254 1255 1256 

        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:20', '2020-02-02 00:00:40') every(1s) fill(linear)")
        tdSql.checkRows(21)
        tdSql.checkData(0,  0, 20)
G
change interp linear behavior  
Ganlin Zhao 已提交
1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 
        tdSql.checkData(10, 0, 30)
        tdSql.checkData(11, 0, 31)
        tdSql.checkData(12, 0, 32)
        tdSql.checkData(13, 0, 33)
        tdSql.checkData(14, 0, 34)
        tdSql.checkData(15, 0, 35)
        tdSql.checkData(16, 0, 36)
        tdSql.checkData(17, 0, 37)
        tdSql.checkData(18, 0, 38)
        tdSql.checkData(19, 0, 39)
G
add test case  
Ganlin Zhao 已提交
1267 1268 1269 1270 1271 
        tdSql.checkData(20, 0, 40)

        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:30', '2020-02-02 00:00:50') every(1s) fill(linear)")
        tdSql.checkRows(21)
        tdSql.checkData(0,  0, 30)
G
change interp linear behavior  
Ganlin Zhao 已提交
1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 
        tdSql.checkData(1,  0, 31)
        tdSql.checkData(2,  0, 32)
        tdSql.checkData(3,  0, 33)
        tdSql.checkData(4,  0, 34)
        tdSql.checkData(5,  0, 35)
        tdSql.checkData(6,  0, 36)
        tdSql.checkData(7,  0, 37)
        tdSql.checkData(8,  0, 38)
        tdSql.checkData(9,  0, 39)
        tdSql.checkData(10, 0, 40)
G
add test case  
Ganlin Zhao 已提交
1282 1283 1284 1285 1286 
        tdSql.checkData(20, 0, 50)

        tdSql.query(f"select interp(c0) from {dbname}.{tbname1} range('2020-02-02 00:00:20', '2020-02-02 00:00:50') every(1s) fill(linear)")
        tdSql.checkRows(31)
        tdSql.checkData(0,  0, 20)
G
change interp linear behavior  
Ganlin Zhao 已提交
1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 
        tdSql.checkData(10, 0, 30)
        tdSql.checkData(11, 0, 31)
        tdSql.checkData(12, 0, 32)
        tdSql.checkData(13, 0, 33)
        tdSql.checkData(14, 0, 34)
        tdSql.checkData(15, 0, 35)
        tdSql.checkData(16, 0, 36)
        tdSql.checkData(17, 0, 37)
        tdSql.checkData(18, 0, 38)
        tdSql.checkData(19, 0, 39)
        tdSql.checkData(20, 0, 40)
G
add test case  
Ganlin Zhao 已提交
1298 1299 1300 1301 
        tdSql.checkData(30, 0, 50)

        # check c1
        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-01 23:59:59', '2020-02-02 00:00:05') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1302 1303 1304 1305 1306 1307 1308 
        tdSql.checkRows(6)
        tdSql.checkData(0,  0, None)
        tdSql.checkData(1,  0, None)
        tdSql.checkData(2,  0, None)
        tdSql.checkData(3,  0, None)
        tdSql.checkData(4,  0, None)
        tdSql.checkData(5,  0, None)
G
add test case  
Ganlin Zhao 已提交
1309 1310 

        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:05') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1311 1312 1313 1314 1315 1316 1317 
        tdSql.checkRows(6)
        tdSql.checkData(0,  0, None)
        tdSql.checkData(1,  0, None)
        tdSql.checkData(2,  0, None)
        tdSql.checkData(3,  0, None)
        tdSql.checkData(4,  0, None)
        tdSql.checkData(5,  0, None)
G
add test case  
Ganlin Zhao 已提交
1318 1319 

        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:08') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 
        tdSql.checkRows(9)
        tdSql.checkData(0,  0, None)
        tdSql.checkData(1,  0, None)
        tdSql.checkData(2,  0, None)
        tdSql.checkData(3,  0, None)
        tdSql.checkData(4,  0, None)
        tdSql.checkData(5,  0, None)
        tdSql.checkData(6,  0, None)
        tdSql.checkData(7,  0, None)
        tdSql.checkData(8,  0, None)
G
add test case  
Ganlin Zhao 已提交
1330 1331 

        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:10') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 
        tdSql.checkRows(11)
        tdSql.checkData(0,  0, None)
        tdSql.checkData(1,  0, None)
        tdSql.checkData(2,  0, None)
        tdSql.checkData(3,  0, None)
        tdSql.checkData(4,  0, None)
        tdSql.checkData(5,  0, None)
        tdSql.checkData(6,  0, None)
        tdSql.checkData(7,  0, None)
        tdSql.checkData(8,  0, None)
        tdSql.checkData(9,  0, None)
        tdSql.checkData(10, 0, 10)
G
add test case  
Ganlin Zhao 已提交
1344 1345 

        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:15') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 
        tdSql.checkRows(16)
        tdSql.checkData(0,  0, None)
        tdSql.checkData(1,  0, None)
        tdSql.checkData(2,  0, None)
        tdSql.checkData(3,  0, None)
        tdSql.checkData(4,  0, None)
        tdSql.checkData(5,  0, None)
        tdSql.checkData(6,  0, None)
        tdSql.checkData(7,  0, None)
        tdSql.checkData(8,  0, None)
        tdSql.checkData(9,  0, None)
        tdSql.checkData(10, 0, 10)
        tdSql.checkData(11,  0, None)
        tdSql.checkData(12,  0, None)
        tdSql.checkData(13,  0, None)
        tdSql.checkData(14,  0, None)
        tdSql.checkData(15,  0, None)
G
add test case  
Ganlin Zhao 已提交
1363 1364 

        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:20') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 
        tdSql.checkRows(21)
        tdSql.checkData(0,  0, None)
        tdSql.checkData(1,  0, None)
        tdSql.checkData(2,  0, None)
        tdSql.checkData(3,  0, None)
        tdSql.checkData(4,  0, None)
        tdSql.checkData(5,  0, None)
        tdSql.checkData(6,  0, None)
        tdSql.checkData(7,  0, None)
        tdSql.checkData(8,  0, None)
        tdSql.checkData(9,  0, None)
        tdSql.checkData(10, 0, 10)
        tdSql.checkData(11,  0, None)
        tdSql.checkData(12,  0, None)
        tdSql.checkData(13,  0, None)
        tdSql.checkData(14,  0, None)
        tdSql.checkData(15,  0, None)
        tdSql.checkData(16,  0, None)
        tdSql.checkData(17,  0, None)
        tdSql.checkData(18,  0, None)
        tdSql.checkData(19,  0, None)
        tdSql.checkData(20,  0, None)
G
add test case  
Ganlin Zhao 已提交
1387 1388 

        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:25') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 
        tdSql.checkRows(26)
        tdSql.checkData(0,  0, None)
        tdSql.checkData(1,  0, None)
        tdSql.checkData(2,  0, None)
        tdSql.checkData(3,  0, None)
        tdSql.checkData(4,  0, None)
        tdSql.checkData(5,  0, None)
        tdSql.checkData(6,  0, None)
        tdSql.checkData(7,  0, None)
        tdSql.checkData(8,  0, None)
        tdSql.checkData(9,  0, None)
        tdSql.checkData(10, 0, 10)
        tdSql.checkData(11,  0, None)
        tdSql.checkData(12,  0, None)
        tdSql.checkData(13,  0, None)
        tdSql.checkData(14,  0, None)
        tdSql.checkData(15,  0, None)
        tdSql.checkData(16,  0, None)
        tdSql.checkData(17,  0, None)
        tdSql.checkData(18,  0, None)
        tdSql.checkData(19,  0, None)
        tdSql.checkData(20,  0, None)
        tdSql.checkData(21,  0, None)
        tdSql.checkData(22,  0, None)
        tdSql.checkData(23,  0, None)
        tdSql.checkData(24,  0, None)
        tdSql.checkData(25,  0, None)
G
add test case  
Ganlin Zhao 已提交
1416 1417 

        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:30') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 
        tdSql.checkRows(31)
        tdSql.checkData(0,  0, None)
        tdSql.checkData(1,  0, None)
        tdSql.checkData(2,  0, None)
        tdSql.checkData(3,  0, None)
        tdSql.checkData(4,  0, None)
        tdSql.checkData(5,  0, None)
        tdSql.checkData(6,  0, None)
        tdSql.checkData(7,  0, None)
        tdSql.checkData(8,  0, None)
        tdSql.checkData(9,  0, None)
        tdSql.checkData(10, 0, 10)
        tdSql.checkData(11,  0, None)
        tdSql.checkData(12,  0, None)
        tdSql.checkData(13,  0, None)
        tdSql.checkData(14,  0, None)
        tdSql.checkData(15,  0, None)
        tdSql.checkData(16,  0, None)
        tdSql.checkData(17,  0, None)
        tdSql.checkData(18,  0, None)
        tdSql.checkData(19,  0, None)
        tdSql.checkData(20,  0, None)
        tdSql.checkData(21,  0, None)
        tdSql.checkData(22,  0, None)
        tdSql.checkData(23,  0, None)
        tdSql.checkData(24,  0, None)
        tdSql.checkData(25,  0, None)
        tdSql.checkData(26,  0, None)
        tdSql.checkData(27,  0, None)
        tdSql.checkData(28,  0, None)
        tdSql.checkData(29,  0, None)
        tdSql.checkData(30,  0, 30)
G
add test case  
Ganlin Zhao 已提交
1450 1451 

        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:35') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1452 
        tdSql.checkRows(36)
G
fix fill prev/next error  
Ganlin Zhao 已提交
1453 
        tdSql.checkData(10, 0, 10)
G
change interp linear behavior  
Ganlin Zhao 已提交
1454 
        tdSql.checkData(30, 0, 30)
G
add test case  
Ganlin Zhao 已提交
1455 1456 

        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:40') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1457 
        tdSql.checkRows(41)
G
fix fill prev/next error  
Ganlin Zhao 已提交
1458 
        tdSql.checkData(10, 0, 10)
G
change interp linear behavior  
Ganlin Zhao 已提交
1459 1460 
        tdSql.checkData(30, 0, 30)
        tdSql.checkData(40, 0, 40)
G
add test case  
Ganlin Zhao 已提交
1461 1462 

        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:45') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1463 
        tdSql.checkRows(46)
G
fix fill prev/next error  
Ganlin Zhao 已提交
1464 
        tdSql.checkData(10, 0, 10)
G
change interp linear behavior  
Ganlin Zhao 已提交
1465 1466 1467 1468 1469 1470 1471 
        tdSql.checkData(30, 0, 30)
        tdSql.checkData(40, 0, 40)
        tdSql.checkData(41, 0, 41)
        tdSql.checkData(42, 0, 42)
        tdSql.checkData(43, 0, 43)
        tdSql.checkData(44, 0, 44)
        tdSql.checkData(45, 0, 45)
G
add test case  
Ganlin Zhao 已提交
1472 1473 

        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:50') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1474 
        tdSql.checkRows(51)
G
fix fill prev/next error  
Ganlin Zhao 已提交
1475 
        tdSql.checkData(10, 0, 10)
G
change interp linear behavior  
Ganlin Zhao 已提交
1476 1477 1478 1479 1480 1481 1482 1483 
        tdSql.checkData(30, 0, 30)
        tdSql.checkData(40, 0, 40)
        tdSql.checkData(41, 0, 41)
        tdSql.checkData(42, 0, 42)
        tdSql.checkData(43, 0, 43)
        tdSql.checkData(44, 0, 44)
        tdSql.checkData(45, 0, 45)
G
add test case  
Ganlin Zhao 已提交
1484 1485 

        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:00:55') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1486 
        tdSql.checkRows(56)
G
fix fill prev/next error  
Ganlin Zhao 已提交
1487 
        tdSql.checkData(10, 0, 10)
G
change interp linear behavior  
Ganlin Zhao 已提交
1488 1489 1490 1491 1492 1493 1494 1495 
        tdSql.checkData(30, 0, 30)
        tdSql.checkData(40, 0, 40)
        tdSql.checkData(41, 0, 41)
        tdSql.checkData(42, 0, 42)
        tdSql.checkData(43, 0, 43)
        tdSql.checkData(44, 0, 44)
        tdSql.checkData(45, 0, 45)
G
add test case  
Ganlin Zhao 已提交
1496 1497 

        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:01:00') every(1s) fill(linear)")
G
fix fill prev/next error  
Ganlin Zhao 已提交
1498 1499 
        tdSql.checkRows(61)
        tdSql.checkData(10, 0, 10)
G
change interp linear behavior  
Ganlin Zhao 已提交
1500 1501 1502 1503 1504 1505 1506 1507 
        tdSql.checkData(30, 0, 30)
        tdSql.checkData(40, 0, 40)
        tdSql.checkData(41, 0, 41)
        tdSql.checkData(42, 0, 42)
        tdSql.checkData(43, 0, 43)
        tdSql.checkData(44, 0, 44)
        tdSql.checkData(45, 0, 45)
        tdSql.checkData(60, 0, 60)
G
add test case  
Ganlin Zhao 已提交
1508 1509 1510 1511 

        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:40', '2020-02-02 00:00:45') every(1s) fill(linear)")
        tdSql.checkRows(6)
        tdSql.checkData(0, 0, 40)
G
change interp linear behavior  
Ganlin Zhao 已提交
1512 1513 1514 1515 
        tdSql.checkData(1, 0, 41)
        tdSql.checkData(2, 0, 42)
        tdSql.checkData(3, 0, 43)
        tdSql.checkData(4, 0, 44)
G
add test case  
Ganlin Zhao 已提交
1516 1517 1518 
        tdSql.checkData(5, 0, 45)

        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:35', '2020-02-02 00:00:50') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1519 1520 1521 1522 1523 1524 1525 
        tdSql.checkRows(16)
        tdSql.checkData(5,  0, 40)
        tdSql.checkData(6,  0, 41)
        tdSql.checkData(7,  0, 42)
        tdSql.checkData(8,  0, 43)
        tdSql.checkData(9,  0, 44)
        tdSql.checkData(10, 0, 45)
G
add test case  
Ganlin Zhao 已提交
1526 1527 

        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:35', '2020-02-02 00:00:55') every(1s) fill(linear)")
G
change interp linear behavior  
Ganlin Zhao 已提交
1528 1529 1530 1531 1532 1533 1534 
        tdSql.checkRows(21)
        tdSql.checkData(5,  0, 40)
        tdSql.checkData(6,  0, 41)
        tdSql.checkData(7,  0, 42)
        tdSql.checkData(8,  0, 43)
        tdSql.checkData(9,  0, 44)
        tdSql.checkData(10, 0, 45)
G
add test case  
Ganlin Zhao 已提交
1535 1536 1537 1538 

        tdSql.query(f"select interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:30', '2020-02-02 00:01:00') every(1s) fill(linear)")
        tdSql.checkRows(31)
        tdSql.checkData(0,  0, 30)
G
change interp linear behavior  
Ganlin Zhao 已提交
1539 1540 1541 1542 1543 1544 
        tdSql.checkData(10, 0, 40)
        tdSql.checkData(11, 0, 41)
        tdSql.checkData(12, 0, 42)
        tdSql.checkData(13, 0, 43)
        tdSql.checkData(14, 0, 44)
        tdSql.checkData(15, 0, 45)
G
add test case  
Ganlin Zhao 已提交
1545 1546 
        tdSql.checkData(30, 0, 60)
G
fix fill prev/next error  
Ganlin Zhao 已提交
1547 1548 1549 1550 
        # two interps
        tdSql.query(f"select interp(c0),interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:01:00') every(1s) fill(linear)")
        tdSql.checkRows(61)
        tdSql.checkCols(2)
G
add more test cases  
Ganlin Zhao 已提交
1551 1552 1553 1554 1555 1556 1557 1558 1559 1560 1561 1562 1563 1564 1565 1566 1567 1568 1569 
        tdSql.checkData(0,  0, 0)    #
        tdSql.checkData(1,  0, None)
        tdSql.checkData(4,  0, None)
        tdSql.checkData(5,  0, None) #
        tdSql.checkData(6,  0, None)
        tdSql.checkData(9,  0, None)
        tdSql.checkData(10, 0, 10)   #
        tdSql.checkData(11, 0, None)
        tdSql.checkData(14, 0, None)
        tdSql.checkData(15, 0, None) #
        tdSql.checkData(16, 0, None)
        tdSql.checkData(19, 0, None)
        tdSql.checkData(20, 0, 20)   #
        tdSql.checkData(21, 0, None)
        tdSql.checkData(24, 0, None)
        tdSql.checkData(25, 0, None) #
        tdSql.checkData(26, 0, None)
        tdSql.checkData(29, 0, None)
        tdSql.checkData(30, 0, 30)   #
G
fix fill prev/next error  
Ganlin Zhao 已提交
1570 1571 1572 1573 
        tdSql.checkData(31, 0, 31)
        tdSql.checkData(32, 0, 32)
        tdSql.checkData(33, 0, 33)
        tdSql.checkData(34, 0, 34)
G
add more test cases  
Ganlin Zhao 已提交
1574 
        tdSql.checkData(35, 0, 35)   #
G
fix fill prev/next error  
Ganlin Zhao 已提交
1575 1576 1577 1578 
        tdSql.checkData(36, 0, 36)
        tdSql.checkData(37, 0, 37)
        tdSql.checkData(38, 0, 38)
        tdSql.checkData(39, 0, 39)
G
add more test cases  
Ganlin Zhao 已提交
1579 1580 1581 1582 1583 1584 1585 1586 1587 1588 1589 1590 1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 
        tdSql.checkData(40, 0, 40)   #
        tdSql.checkData(41, 0, None)
        tdSql.checkData(44, 0, None)
        tdSql.checkData(45, 0, None) #
        tdSql.checkData(46, 0, None)
        tdSql.checkData(49, 0, None)
        tdSql.checkData(50, 0, 50)   #
        tdSql.checkData(51, 0, None)
        tdSql.checkData(54, 0, None)
        tdSql.checkData(55, 0, None) #
        tdSql.checkData(56, 0, None)
        tdSql.checkData(59, 0, None)
        tdSql.checkData(60, 0, 55)   #

        tdSql.checkData(0,  1, None) #
        tdSql.checkData(1,  1, None)
        tdSql.checkData(4,  1, None)
        tdSql.checkData(5,  1, None) #
        tdSql.checkData(6,  1, None)
        tdSql.checkData(9,  1, None)
        tdSql.checkData(10, 1, 10)   #
        tdSql.checkData(11, 1, None)
        tdSql.checkData(14, 1, None)
        tdSql.checkData(15, 1, None) #
        tdSql.checkData(16, 1, None)
        tdSql.checkData(19, 1, None)
        tdSql.checkData(20, 1, None) #
        tdSql.checkData(21, 1, None)
        tdSql.checkData(24, 1, None)
        tdSql.checkData(25, 1, None) #
        tdSql.checkData(26, 1, None)
        tdSql.checkData(29, 1, None)
        tdSql.checkData(30, 1, 30)   #
        tdSql.checkData(31, 1, None)
        tdSql.checkData(34, 1, None)
        tdSql.checkData(35, 1, None) #
        tdSql.checkData(36, 1, None)
        tdSql.checkData(39, 1, None)
        tdSql.checkData(40, 1, 40)   #
G
fix fill prev/next error  
Ganlin Zhao 已提交
1618 1619 1620 1621 
        tdSql.checkData(41, 1, 41)
        tdSql.checkData(42, 1, 42)
        tdSql.checkData(43, 1, 43)
        tdSql.checkData(44, 1, 44)
G
add more test cases  
Ganlin Zhao 已提交
1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 1647 1648 1649 1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667 1668 1669 1670 1671 1672 1673 1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685 1686 1687 1688 1689 1690 1691 1692 1693 1694 1695 1696 1697 1698 1699 1700 1701 1702 1703 1704 1705 1706 1707 1708 1709 1710 1711 1712 1713 1714 1715 1716 1717 1718 1719 1720 1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732 1733 1734 1735 1736 1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754 1755 1756 1757 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 1794 1795 1796 1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857 1858 1859 1860 1861 1862 1863 1864 1865 1866 1867 1868 1869 1870 1871 1872 1873 1874 1875 1876 1877 1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 
        tdSql.checkData(45, 1, 45)   #
        tdSql.checkData(46, 1, None)
        tdSql.checkData(49, 1, None)
        tdSql.checkData(50, 1, None) #
        tdSql.checkData(51, 1, None)
        tdSql.checkData(54, 1, None)
        tdSql.checkData(55, 1, None) #
        tdSql.checkData(56, 1, None)
        tdSql.checkData(59, 1, None)
        tdSql.checkData(60, 1, 60)   #

        # test fill null
        tdSql.query(f"select interp(c0),interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:01:00') every(1s) fill(null)")
        tdSql.checkRows(61)
        tdSql.checkCols(2)
        tdSql.checkData(0,  0, 0)    #
        tdSql.checkData(1,  0, None)
        tdSql.checkData(4,  0, None)
        tdSql.checkData(5,  0, None) #
        tdSql.checkData(6,  0, None)
        tdSql.checkData(9,  0, None)
        tdSql.checkData(10, 0, 10)   #
        tdSql.checkData(11, 0, None)
        tdSql.checkData(14, 0, None)
        tdSql.checkData(15, 0, None) #
        tdSql.checkData(16, 0, None)
        tdSql.checkData(19, 0, None)
        tdSql.checkData(20, 0, 20)   #
        tdSql.checkData(21, 0, None)
        tdSql.checkData(24, 0, None)
        tdSql.checkData(25, 0, None) #
        tdSql.checkData(26, 0, None)
        tdSql.checkData(29, 0, None)
        tdSql.checkData(30, 0, 30)   #
        tdSql.checkData(31, 0, None)
        tdSql.checkData(34, 0, None)
        tdSql.checkData(35, 0, 35)   #
        tdSql.checkData(36, 0, None)
        tdSql.checkData(39, 0, None)
        tdSql.checkData(40, 0, 40)   #
        tdSql.checkData(41, 0, None)
        tdSql.checkData(44, 0, None)
        tdSql.checkData(45, 0, None) #
        tdSql.checkData(46, 0, None)
        tdSql.checkData(49, 0, None)
        tdSql.checkData(50, 0, 50)   #
        tdSql.checkData(51, 0, None)
        tdSql.checkData(54, 0, None)
        tdSql.checkData(55, 0, None) #
        tdSql.checkData(56, 0, None)
        tdSql.checkData(59, 0, None)
        tdSql.checkData(60, 0, 55)   #

        tdSql.checkData(0,  1, None) #
        tdSql.checkData(1,  1, None)
        tdSql.checkData(4,  1, None)
        tdSql.checkData(5,  1, None) #
        tdSql.checkData(6,  1, None)
        tdSql.checkData(9,  1, None)
        tdSql.checkData(10, 1, 10)   #
        tdSql.checkData(11, 1, None)
        tdSql.checkData(14, 1, None)
        tdSql.checkData(15, 1, None) #
        tdSql.checkData(16, 1, None)
        tdSql.checkData(19, 1, None)
        tdSql.checkData(20, 1, None) #
        tdSql.checkData(21, 1, None)
        tdSql.checkData(24, 1, None)
        tdSql.checkData(25, 1, None) #
        tdSql.checkData(26, 1, None)
        tdSql.checkData(29, 1, None)
        tdSql.checkData(30, 1, 30)   #
        tdSql.checkData(31, 1, None)
        tdSql.checkData(34, 1, None)
        tdSql.checkData(35, 1, None) #
        tdSql.checkData(36, 1, None)
        tdSql.checkData(39, 1, None)
        tdSql.checkData(40, 1, 40)   #
        tdSql.checkData(41, 1, None)
        tdSql.checkData(44, 1, None)
        tdSql.checkData(45, 1, 45)   #
        tdSql.checkData(46, 1, None)
        tdSql.checkData(49, 1, None)
        tdSql.checkData(50, 1, None) #
        tdSql.checkData(51, 1, None)
        tdSql.checkData(54, 1, None)
        tdSql.checkData(55, 1, None) #
        tdSql.checkData(56, 1, None)
        tdSql.checkData(59, 1, None)
        tdSql.checkData(60, 1, 60)   #

        # test fill value
        tdSql.query(f"select interp(c0),interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:01:00') every(1s) fill(value, 123)")
        tdSql.checkRows(61)
        tdSql.checkCols(2)
        tdSql.checkData(0,  0, 0)    #
        tdSql.checkData(1,  0, 123)
        tdSql.checkData(4,  0, 123)
        tdSql.checkData(5,  0, None) #
        tdSql.checkData(6,  0, 123)
        tdSql.checkData(9,  0, 123)
        tdSql.checkData(10, 0, 10)   #
        tdSql.checkData(11, 0, 123)
        tdSql.checkData(14, 0, 123)
        tdSql.checkData(15, 0, None) #
        tdSql.checkData(16, 0, 123)
        tdSql.checkData(19, 0, 123)
        tdSql.checkData(20, 0, 20)   #
        tdSql.checkData(21, 0, 123)
        tdSql.checkData(24, 0, 123)
        tdSql.checkData(25, 0, None) #
        tdSql.checkData(26, 0, 123)
        tdSql.checkData(29, 0, 123)
        tdSql.checkData(30, 0, 30)   #
        tdSql.checkData(31, 0, 123)
        tdSql.checkData(34, 0, 123)
        tdSql.checkData(35, 0, 35)   #
        tdSql.checkData(36, 0, 123)
        tdSql.checkData(39, 0, 123)
        tdSql.checkData(40, 0, 40)   #
        tdSql.checkData(41, 0, 123)
        tdSql.checkData(44, 0, 123)
        tdSql.checkData(45, 0, None) #
        tdSql.checkData(46, 0, 123)
        tdSql.checkData(49, 0, 123)
        tdSql.checkData(50, 0, 50)   #
        tdSql.checkData(51, 0, 123)
        tdSql.checkData(54, 0, 123)
        tdSql.checkData(55, 0, None) #
        tdSql.checkData(59, 0, 123)
        tdSql.checkData(60, 0, 55)   #

        tdSql.checkData(0,  1, None) #
        tdSql.checkData(1,  1, 123)
        tdSql.checkData(4,  1, 123)
        tdSql.checkData(5,  1, None) #
        tdSql.checkData(6,  1, 123)
        tdSql.checkData(9,  1, 123)
        tdSql.checkData(10, 1, 10)   #
        tdSql.checkData(11, 1, 123)
        tdSql.checkData(14, 1, 123)
        tdSql.checkData(15, 1, None) #
        tdSql.checkData(16, 1, 123)
        tdSql.checkData(19, 1, 123)
        tdSql.checkData(20, 1, None) #
        tdSql.checkData(21, 1, 123)
        tdSql.checkData(24, 1, 123)
        tdSql.checkData(25, 1, None) #
        tdSql.checkData(26, 1, 123)
        tdSql.checkData(29, 1, 123)
        tdSql.checkData(30, 1, 30)   #
        tdSql.checkData(31, 1, 123)
        tdSql.checkData(34, 1, 123)
        tdSql.checkData(35, 1, None) #
        tdSql.checkData(36, 1, 123)
        tdSql.checkData(39, 1, 123)
        tdSql.checkData(40, 1, 40)   #
        tdSql.checkData(41, 1, 123)
        tdSql.checkData(44, 1, 123)
        tdSql.checkData(45, 1, 45)   #
        tdSql.checkData(46, 1, 123)
        tdSql.checkData(49, 1, 123)
        tdSql.checkData(50, 1, None) #
        tdSql.checkData(51, 1, 123)
        tdSql.checkData(54, 1, 123)
        tdSql.checkData(55, 1, None) #
        tdSql.checkData(56, 1, 123)
        tdSql.checkData(59, 1, 123)
        tdSql.checkData(60, 1, 60)   #

        # test fill prev
        tdSql.query(f"select interp(c0),interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:01:00') every(1s) fill(prev)")
        tdSql.checkRows(61)
        tdSql.checkCols(2)
        tdSql.checkData(0,  0, 0)    #
        tdSql.checkData(1,  0, 0)
        tdSql.checkData(4,  0, 0)
        tdSql.checkData(5,  0, None) #
        tdSql.checkData(6,  0, None)
        tdSql.checkData(9,  0, None)
        tdSql.checkData(10, 0, 10)   #
        tdSql.checkData(11, 0, 10)
        tdSql.checkData(14, 0, 10)
        tdSql.checkData(15, 0, None) #
        tdSql.checkData(16, 0, None)
        tdSql.checkData(19, 0, None)
        tdSql.checkData(20, 0, 20)   #
        tdSql.checkData(21, 0, 20)
        tdSql.checkData(24, 0, 20)
        tdSql.checkData(25, 0, None) #
        tdSql.checkData(26, 0, None)
        tdSql.checkData(29, 0, None)
        tdSql.checkData(30, 0, 30)   #
        tdSql.checkData(31, 0, 30)
        tdSql.checkData(34, 0, 30)
        tdSql.checkData(35, 0, 35)   #
        tdSql.checkData(36, 0, 35)
        tdSql.checkData(39, 0, 35)
        tdSql.checkData(40, 0, 40)   #
        tdSql.checkData(41, 0, 40)
        tdSql.checkData(44, 0, 40)
        tdSql.checkData(45, 0, None) #
        tdSql.checkData(46, 0, None)
        tdSql.checkData(49, 0, None)
        tdSql.checkData(50, 0, 50)   #
        tdSql.checkData(51, 0, 50)
        tdSql.checkData(54, 0, 50)
        tdSql.checkData(55, 0, None) #
        tdSql.checkData(56, 0, None)
        tdSql.checkData(59, 0, None)
        tdSql.checkData(60, 0, 55)   #

        tdSql.checkData(0,  1, None) #
        tdSql.checkData(1,  1, None)
        tdSql.checkData(4,  1, None)
        tdSql.checkData(5,  1, None) #
        tdSql.checkData(6,  1, None)
        tdSql.checkData(9,  1, None)
        tdSql.checkData(10, 1, 10)   #
        tdSql.checkData(11, 1, 10)
        tdSql.checkData(14, 1, 10)
        tdSql.checkData(15, 1, None) #
        tdSql.checkData(16, 1, None)
        tdSql.checkData(19, 1, None)
        tdSql.checkData(20, 1, None) #
        tdSql.checkData(21, 1, None)
        tdSql.checkData(24, 1, None)
        tdSql.checkData(25, 1, None) #
        tdSql.checkData(26, 1, None)
        tdSql.checkData(29, 1, None)
        tdSql.checkData(30, 1, 30)   #
        tdSql.checkData(31, 1, 30)
        tdSql.checkData(34, 1, 30)
        tdSql.checkData(35, 1, None) #
        tdSql.checkData(36, 1, None)
        tdSql.checkData(39, 1, None)
        tdSql.checkData(40, 1, 40)   #
        tdSql.checkData(41, 1, 40)
        tdSql.checkData(44, 1, 40)
        tdSql.checkData(45, 1, 45)   #
        tdSql.checkData(46, 1, 45)
        tdSql.checkData(49, 1, 45)
        tdSql.checkData(50, 1, None) #
        tdSql.checkData(51, 1, None)
        tdSql.checkData(54, 1, None)
        tdSql.checkData(55, 1, None) #
        tdSql.checkData(56, 1, None)
        tdSql.checkData(59, 1, None)
        tdSql.checkData(60, 1, 60)   #

        # test fill next
        tdSql.query(f"select interp(c0),interp(c1) from {dbname}.{tbname1} range('2020-02-02 00:00:00', '2020-02-02 00:01:00') every(1s) fill(next)")
        tdSql.checkRows(61)
        tdSql.checkCols(2)
        tdSql.checkData(0,  0, 0)    #
        tdSql.checkData(1,  0, None)
        tdSql.checkData(4,  0, None)
        tdSql.checkData(5,  0, None) #
        tdSql.checkData(6,  0, 10)
        tdSql.checkData(9,  0, 10)
        tdSql.checkData(10, 0, 10)   #
        tdSql.checkData(11, 0, None)
        tdSql.checkData(14, 0, None)
        tdSql.checkData(15, 0, None) #
        tdSql.checkData(16, 0, 20)
        tdSql.checkData(19, 0, 20)
        tdSql.checkData(20, 0, 20)   #
        tdSql.checkData(21, 0, None)
        tdSql.checkData(24, 0, None)
        tdSql.checkData(25, 0, None) #
        tdSql.checkData(26, 0, 30)
        tdSql.checkData(29, 0, 30)
        tdSql.checkData(30, 0, 30)   #
        tdSql.checkData(31, 0, 35)
        tdSql.checkData(34, 0, 35)
        tdSql.checkData(35, 0, 35)   #
        tdSql.checkData(36, 0, 40)
        tdSql.checkData(39, 0, 40)
        tdSql.checkData(40, 0, 40)   #
        tdSql.checkData(41, 0, None)
        tdSql.checkData(44, 0, None)
        tdSql.checkData(45, 0, None) #
        tdSql.checkData(46, 0, 50)
        tdSql.checkData(49, 0, 50)
        tdSql.checkData(50, 0, 50)   #
        tdSql.checkData(51, 0, None)
        tdSql.checkData(54, 0, None)
        tdSql.checkData(55, 0, None) #
        tdSql.checkData(56, 0, 55)
        tdSql.checkData(59, 0, 55)
        tdSql.checkData(60, 0, 55)   #

        tdSql.checkData(0,  1, None) #
        tdSql.checkData(1,  1, None)
        tdSql.checkData(4,  1, None)
        tdSql.checkData(5,  1, None) #
        tdSql.checkData(6,  1, 10)
        tdSql.checkData(9,  1, 10)
        tdSql.checkData(10, 1, 10)   #
        tdSql.checkData(11, 1, None)
        tdSql.checkData(14, 1, None)
        tdSql.checkData(15, 1, None) #
        tdSql.checkData(16, 1, None)
        tdSql.checkData(19, 1, None)
        tdSql.checkData(20, 1, None) #
        tdSql.checkData(21, 1, None)
        tdSql.checkData(24, 1, None)
        tdSql.checkData(25, 1, None) #
        tdSql.checkData(26, 1, 30)
        tdSql.checkData(29, 1, 30)
        tdSql.checkData(30, 1, 30)   #
        tdSql.checkData(31, 1, None)
        tdSql.checkData(34, 1, None)
        tdSql.checkData(35, 1, None) #
        tdSql.checkData(36, 1, 40)
        tdSql.checkData(39, 1, 40)
        tdSql.checkData(40, 1, 40)   #
        tdSql.checkData(41, 1, 45)
        tdSql.checkData(44, 1, 45)
        tdSql.checkData(45, 1, 45)   #
        tdSql.checkData(46, 1, None)
        tdSql.checkData(49, 1, None)
        tdSql.checkData(50, 1, None) #
        tdSql.checkData(51, 1, None)
        tdSql.checkData(54, 1, None)
        tdSql.checkData(55, 1, None) #
        tdSql.checkData(56, 1, 60)
        tdSql.checkData(59, 1, 60)
        tdSql.checkData(60, 1, 60)   #
G
fix fill prev/next error  
Ganlin Zhao 已提交
1951
G
add test cases  
Ganlin Zhao 已提交
1952
G
add test case  
Ganlin Zhao 已提交
1953 
        tdLog.printNoPrefix("==========step11:test multi-interp cases")
G
add test cases  
Ganlin Zhao 已提交
1954 1955 
        tdSql.query(f"select interp(c0),interp(c1),interp(c2),interp(c3) from {dbname}.{tbname} range('2020-02-09 00:00:05', '2020-02-13 00:00:05') every(1d) fill(null)")
        tdSql.checkRows(5)
G
add test cases  
Ganlin Zhao 已提交
1956 1957 
        tdSql.checkCols(4)
G
add test cases  
Ganlin Zhao 已提交
1958 1959 1960 1961 1962 1963 1964 1965 1966 
        for i in range (tdSql.queryCols):
          tdSql.checkData(0, i, None)
          tdSql.checkData(1, i, None)
          tdSql.checkData(2, i, 15)
          tdSql.checkData(3, i, None)
          tdSql.checkData(4, i, None)

        tdSql.query(f"select interp(c0),interp(c1),interp(c2),interp(c3) from {dbname}.{tbname} range('2020-02-09 00:00:05', '2020-02-13 00:00:05') every(1d) fill(value, 1)")
        tdSql.checkRows(5)
G
add test cases  
Ganlin Zhao 已提交
1967 1968 
        tdSql.checkCols(4)
G
add test cases  
Ganlin Zhao 已提交
1969 1970 1971 1972 1973 1974 1975 1976 1977 
        for i in range (tdSql.queryCols):
          tdSql.checkData(0, i, 1)
          tdSql.checkData(1, i, 1)
          tdSql.checkData(2, i, 15)
          tdSql.checkData(3, i, 1)
          tdSql.checkData(4, i, 1)

        tdSql.query(f"select interp(c0),interp(c1),interp(c2),interp(c3) from {dbname}.{tbname} range('2020-02-09 00:00:05', '2020-02-13 00:00:05') every(1d) fill(prev)")
        tdSql.checkRows(5)
G
add test cases  
Ganlin Zhao 已提交
1978 1979 
        tdSql.checkCols(4)
G
add test cases  
Ganlin Zhao 已提交
1980 1981 1982 1983 1984 1985 1986 1987 1988 
        for i in range (tdSql.queryCols):
          tdSql.checkData(0, i, 5)
          tdSql.checkData(1, i, 5)
          tdSql.checkData(2, i, 15)
          tdSql.checkData(3, i, 15)
          tdSql.checkData(4, i, 15)

        tdSql.query(f"select interp(c0),interp(c1),interp(c2),interp(c3) from {dbname}.{tbname} range('2020-02-09 00:00:05', '2020-02-13 00:00:05') every(1d) fill(next)")
        tdSql.checkRows(3)
G
add test cases  
Ganlin Zhao 已提交
1989 1990 
        tdSql.checkCols(4)
G
add test cases  
Ganlin Zhao 已提交
1991 1992 1993 1994 1995 1996 
        for i in range (tdSql.queryCols):
          tdSql.checkData(0, i, 15)
          tdSql.checkData(1, i, 15)
          tdSql.checkData(2, i, 15)

        tdSql.query(f"select interp(c0),interp(c1),interp(c2),interp(c3) from {dbname}.{tbname} range('2020-02-09 00:00:05', '2020-02-13 00:00:05') every(1d) fill(linear)")
H
test(query): update the case.  
Haojun Liao 已提交
1997 
        tdSql.checkRows(3)
G
add test cases  
Ganlin Zhao 已提交
1998 
        tdSql.checkCols(4)
G
add test cases  
Ganlin Zhao 已提交
1999
“
test: refine query cases  
“happyguoxy” 已提交
2000 2001 2002 
        tdSql.query(f"select interp(c0),interp(c1),interp(c2),interp(c3),interp(c4),interp(c5) from {dbname}.{tbname} range('2020-02-09 00:00:05', '2020-02-13 00:00:05') every(1d) fill(linear)")
        tdSql.checkRows(3)
        tdSql.checkCols(6)
H
other: merge 3.0  
Haojun Liao 已提交
2003
G
add test cases  
Ganlin Zhao 已提交
2004 
        for i in range (tdSql.queryCols):
H
test(query): update the case.  
Haojun Liao 已提交
2005 
            tdSql.checkData(0, i, 13)
G
add test cases  
Ganlin Zhao 已提交
2006
G
add test cases  
Ganlin Zhao 已提交
2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 2037 2038 2039 2040 2041 2042 2043 2044 2045 2046 2047 2048 2049 2050 2051 2052 2053 2054 2055 2056 2057 2058 2059 2060 2061 2062 2063 2064 2065 2066 2067 2068 2069 2070 2071 2072 2073 2074 2075 2076 2077 2078 2079 2080 2081 2082 2083 2084 2085 2086 2087 2088 2089 2090 2091 2092 2093 2094 2095 2096 2097 2098 2099 2100 2101 2102 2103 2104 2105 2106 2107 2108 2109 2110 2111 2112 2113 2114 2115 2116 2117 2118 2119 2120 2121 2122 2123 2124 2125 2126 2127 2128 2129 2130 2131 2132 2133 2134 2135 2136 2137 2138 2139 2140 2141 2142 2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159 2160 2161 2162 2163 2164 2165 2166 2167 2168 2169 2170 2171 2172 2173 2174 2175 2176 2177 2178 2179 2180 2181 2182 2183 2184 2185 2186 2187 2188 2189 2190 2191 2192 2193 2194 2195 2196 2197 2198 2199 2200 2201 2202 2203 2204 2205 2206 2207 2208 2209 2210 2211 2212 2213 2214 2215 2216 2217 2218 2219 2220 2221 2222 2223 2224 2225 2226 2227 2228 2229 2230 2231 2232 2233 2234 2235 2236 2237 2238 2239 2240 2241 2242 2243 2244 2245 2246 2247 2248 2249 2250 2251 2252 2253 2254 2255 2256 2257 2258 2259 2260 2261 2262 2263 2264 2265 2266 2267 2268 2269 2270 2271 2272 2273 2274 2275 2276 2277 2278 2279 2280 2281 2282 2283 2284 2285 2286 2287 2288 2289 2290 2291 2292 2293 2294 2295 2296 2297 2298 2299 2300 2301 2302 2303 2304 2305 2306 2307 2308 2309 2310 2311 2312 2313 2314 2315 2316 2317 2318 2319 2320 2321 2322 2323 2324 2325 2326 2327 2328 2329 2330 2331 2332 2333 2334 2335 2336 2337 2338 2339 2340 2341 2342 2343 2344 2345 2346 2347 2348 2349 2350 2351 2352 2353 2354 2355 2356 2357 2358 2359 2360 2361 2362 
        tdLog.printNoPrefix("==========step12:test interp with boolean type")
        tdSql.execute(
            f'''create table if not exists {dbname}.{tbname2}
            (ts timestamp, c0 bool)
            '''
        )


        tdSql.execute(f"insert into {dbname}.{tbname2} values ('2020-02-02 00:00:01', false)")
        tdSql.execute(f"insert into {dbname}.{tbname2} values ('2020-02-02 00:00:03', true)")
        tdSql.execute(f"insert into {dbname}.{tbname2} values ('2020-02-02 00:00:05', false)")
        tdSql.execute(f"insert into {dbname}.{tbname2} values ('2020-02-02 00:00:07', true)")
        tdSql.execute(f"insert into {dbname}.{tbname2} values ('2020-02-02 00:00:09', true)")
        tdSql.execute(f"insert into {dbname}.{tbname2} values ('2020-02-02 00:00:11', false)")
        tdSql.execute(f"insert into {dbname}.{tbname2} values ('2020-02-02 00:00:13', false)")
        tdSql.execute(f"insert into {dbname}.{tbname2} values ('2020-02-02 00:00:15', NULL)")
        tdSql.execute(f"insert into {dbname}.{tbname2} values ('2020-02-02 00:00:17', NULL)")

        # test fill null
        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname2} range('2020-02-02 00:00:00', '2020-02-02 00:00:18') every(1s) fill(NULL)")
        tdSql.checkRows(19)
        tdSql.checkCols(3)

        tdSql.checkData(0, 0, '2020-02-02 00:00:00.000')

        tdSql.checkData(0, 2, None)
        tdSql.checkData(1, 2, False)
        tdSql.checkData(2, 2, None)
        tdSql.checkData(3, 2, True)
        tdSql.checkData(4, 2, None)
        tdSql.checkData(5, 2, False)
        tdSql.checkData(6, 2, None)
        tdSql.checkData(7, 2, True)
        tdSql.checkData(8, 2, None)
        tdSql.checkData(9, 2, True)
        tdSql.checkData(10, 2, None)
        tdSql.checkData(11, 2, False)
        tdSql.checkData(12, 2, None)
        tdSql.checkData(13, 2, False)
        tdSql.checkData(14, 2, None)
        tdSql.checkData(15, 2, None)
        tdSql.checkData(16, 2, None)
        tdSql.checkData(17, 2, None)
        tdSql.checkData(18, 2, None)

        tdSql.checkData(18, 0, '2020-02-02 00:00:18.000')

        # test fill prev
        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname2} range('2020-02-02 00:00:00', '2020-02-02 00:00:18') every(1s) fill(prev)")
        tdSql.checkRows(18)
        tdSql.checkCols(3)

        tdSql.checkData(0, 0, '2020-02-02 00:00:01.000')

        tdSql.checkData(0, 2, False)
        tdSql.checkData(1, 2, False)
        tdSql.checkData(2, 2, True)
        tdSql.checkData(3, 2, True)
        tdSql.checkData(4, 2, False)
        tdSql.checkData(5, 2, False)
        tdSql.checkData(6, 2, True)
        tdSql.checkData(7, 2, True)
        tdSql.checkData(8, 2, True)
        tdSql.checkData(9, 2, True)
        tdSql.checkData(10, 2, False)
        tdSql.checkData(11, 2, False)
        tdSql.checkData(12, 2, False)
        tdSql.checkData(13, 2, False)
        tdSql.checkData(14, 2, None)
        tdSql.checkData(15, 2, None)
        tdSql.checkData(16, 2, None)
        tdSql.checkData(17, 2, None)

        tdSql.checkData(17, 0, '2020-02-02 00:00:18.000')

        # test fill next
        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname2} range('2020-02-02 00:00:00', '2020-02-02 00:00:18') every(1s) fill(next)")
        tdSql.checkRows(18)
        tdSql.checkCols(3)

        tdSql.checkData(0, 0, '2020-02-02 00:00:00.000')

        tdSql.checkData(0, 2, False)
        tdSql.checkData(1, 2, False)
        tdSql.checkData(2, 2, True)
        tdSql.checkData(3, 2, True)
        tdSql.checkData(4, 2, False)
        tdSql.checkData(5, 2, False)
        tdSql.checkData(6, 2, True)
        tdSql.checkData(7, 2, True)
        tdSql.checkData(8, 2, True)
        tdSql.checkData(9, 2, True)
        tdSql.checkData(10, 2, False)
        tdSql.checkData(11, 2, False)
        tdSql.checkData(12, 2, False)
        tdSql.checkData(13, 2, False)
        tdSql.checkData(14, 2, None)
        tdSql.checkData(15, 2, None)
        tdSql.checkData(16, 2, None)
        tdSql.checkData(17, 2, None)

        tdSql.checkData(17, 0, '2020-02-02 00:00:17.000')

        # test fill value
        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname2} range('2020-02-02 00:00:00', '2020-02-02 00:00:18') every(1s) fill(value, 0)")
        tdSql.checkRows(19)
        tdSql.checkCols(3)

        tdSql.checkData(0, 0, '2020-02-02 00:00:00.000')

        tdSql.checkData(0, 2, False)
        tdSql.checkData(1, 2, False)
        tdSql.checkData(2, 2, False)
        tdSql.checkData(3, 2, True)
        tdSql.checkData(4, 2, False)
        tdSql.checkData(5, 2, False)
        tdSql.checkData(6, 2, False)
        tdSql.checkData(7, 2, True)
        tdSql.checkData(8, 2, False)
        tdSql.checkData(9, 2, True)
        tdSql.checkData(10, 2, False)
        tdSql.checkData(11, 2, False)
        tdSql.checkData(12, 2, False)
        tdSql.checkData(13, 2, False)
        tdSql.checkData(14, 2, False)
        tdSql.checkData(15, 2, None)
        tdSql.checkData(16, 2, False)
        tdSql.checkData(17, 2, None)
        tdSql.checkData(18, 2, False)

        tdSql.checkData(18, 0, '2020-02-02 00:00:18.000')

        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname2} range('2020-02-02 00:00:00', '2020-02-02 00:00:18') every(1s) fill(value, 1234)")
        tdSql.checkRows(19)
        tdSql.checkCols(3)

        tdSql.checkData(0, 0, '2020-02-02 00:00:00.000')

        tdSql.checkData(0, 2, True)
        tdSql.checkData(1, 2, False)
        tdSql.checkData(2, 2, True)
        tdSql.checkData(3, 2, True)
        tdSql.checkData(4, 2, True)
        tdSql.checkData(5, 2, False)
        tdSql.checkData(6, 2, True)
        tdSql.checkData(7, 2, True)
        tdSql.checkData(8, 2, True)
        tdSql.checkData(9, 2, True)
        tdSql.checkData(10, 2, True)
        tdSql.checkData(11, 2, False)
        tdSql.checkData(12, 2, True)
        tdSql.checkData(13, 2, False)
        tdSql.checkData(14, 2, True)
        tdSql.checkData(15, 2, None)
        tdSql.checkData(16, 2, True)
        tdSql.checkData(17, 2, None)
        tdSql.checkData(18, 2, True)

        tdSql.checkData(18, 0, '2020-02-02 00:00:18.000')

        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname2} range('2020-02-02 00:00:00', '2020-02-02 00:00:18') every(1s) fill(value, false)")
        tdSql.checkRows(19)
        tdSql.checkCols(3)

        tdSql.checkData(0, 0, '2020-02-02 00:00:00.000')

        tdSql.checkData(0, 2, False)
        tdSql.checkData(1, 2, False)
        tdSql.checkData(2, 2, False)
        tdSql.checkData(3, 2, True)
        tdSql.checkData(4, 2, False)
        tdSql.checkData(5, 2, False)
        tdSql.checkData(6, 2, False)
        tdSql.checkData(7, 2, True)
        tdSql.checkData(8, 2, False)
        tdSql.checkData(9, 2, True)
        tdSql.checkData(10, 2, False)
        tdSql.checkData(11, 2, False)
        tdSql.checkData(12, 2, False)
        tdSql.checkData(13, 2, False)
        tdSql.checkData(14, 2, False)
        tdSql.checkData(15, 2, None)
        tdSql.checkData(16, 2, False)
        tdSql.checkData(17, 2, None)
        tdSql.checkData(18, 2, False)

        tdSql.checkData(18, 0, '2020-02-02 00:00:18.000')

        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname2} range('2020-02-02 00:00:00', '2020-02-02 00:00:18') every(1s) fill(value, true)")
        tdSql.checkRows(19)
        tdSql.checkCols(3)

        tdSql.checkData(0, 0, '2020-02-02 00:00:00.000')

        tdSql.checkData(0, 2, True)
        tdSql.checkData(1, 2, False)
        tdSql.checkData(2, 2, True)
        tdSql.checkData(3, 2, True)
        tdSql.checkData(4, 2, True)
        tdSql.checkData(5, 2, False)
        tdSql.checkData(6, 2, True)
        tdSql.checkData(7, 2, True)
        tdSql.checkData(8, 2, True)
        tdSql.checkData(9, 2, True)
        tdSql.checkData(10, 2, True)
        tdSql.checkData(11, 2, False)
        tdSql.checkData(12, 2, True)
        tdSql.checkData(13, 2, False)
        tdSql.checkData(14, 2, True)
        tdSql.checkData(15, 2, None)
        tdSql.checkData(16, 2, True)
        tdSql.checkData(17, 2, None)
        tdSql.checkData(18, 2, True)

        tdSql.checkData(18, 0, '2020-02-02 00:00:18.000')

        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname2} range('2020-02-02 00:00:00', '2020-02-02 00:00:18') every(1s) fill(value, '0')")
        tdSql.checkRows(19)
        tdSql.checkCols(3)

        tdSql.checkData(0, 0, '2020-02-02 00:00:00.000')

        tdSql.checkData(0, 2, False)
        tdSql.checkData(1, 2, False)
        tdSql.checkData(2, 2, False)
        tdSql.checkData(3, 2, True)
        tdSql.checkData(4, 2, False)
        tdSql.checkData(5, 2, False)
        tdSql.checkData(6, 2, False)
        tdSql.checkData(7, 2, True)
        tdSql.checkData(8, 2, False)
        tdSql.checkData(9, 2, True)
        tdSql.checkData(10, 2, False)
        tdSql.checkData(11, 2, False)
        tdSql.checkData(12, 2, False)
        tdSql.checkData(13, 2, False)
        tdSql.checkData(14, 2, False)
        tdSql.checkData(15, 2, None)
        tdSql.checkData(16, 2, False)
        tdSql.checkData(17, 2, None)
        tdSql.checkData(18, 2, False)

        tdSql.checkData(18, 0, '2020-02-02 00:00:18.000')

        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname2} range('2020-02-02 00:00:00', '2020-02-02 00:00:18') every(1s) fill(value, '123')")
        tdSql.checkRows(19)
        tdSql.checkCols(3)

        tdSql.checkData(0, 0, '2020-02-02 00:00:00.000')

        tdSql.checkData(0, 2, True)
        tdSql.checkData(1, 2, False)
        tdSql.checkData(2, 2, True)
        tdSql.checkData(3, 2, True)
        tdSql.checkData(4, 2, True)
        tdSql.checkData(5, 2, False)
        tdSql.checkData(6, 2, True)
        tdSql.checkData(7, 2, True)
        tdSql.checkData(8, 2, True)
        tdSql.checkData(9, 2, True)
        tdSql.checkData(10, 2, True)
        tdSql.checkData(11, 2, False)
        tdSql.checkData(12, 2, True)
        tdSql.checkData(13, 2, False)
        tdSql.checkData(14, 2, True)
        tdSql.checkData(15, 2, None)
        tdSql.checkData(16, 2, True)
        tdSql.checkData(17, 2, None)
        tdSql.checkData(18, 2, True)

        tdSql.checkData(18, 0, '2020-02-02 00:00:18.000')

        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname2} range('2020-02-02 00:00:00', '2020-02-02 00:00:18') every(1s) fill(value, 'abc')")
        tdSql.checkRows(19)
        tdSql.checkCols(3)

        tdSql.checkData(0, 0, '2020-02-02 00:00:00.000')

        tdSql.checkData(0, 2, False)
        tdSql.checkData(1, 2, False)
        tdSql.checkData(2, 2, False)
        tdSql.checkData(3, 2, True)
        tdSql.checkData(4, 2, False)
        tdSql.checkData(5, 2, False)
        tdSql.checkData(6, 2, False)
        tdSql.checkData(7, 2, True)
        tdSql.checkData(8, 2, False)
        tdSql.checkData(9, 2, True)
        tdSql.checkData(10, 2, False)
        tdSql.checkData(11, 2, False)
        tdSql.checkData(12, 2, False)
        tdSql.checkData(13, 2, False)
        tdSql.checkData(14, 2, False)
        tdSql.checkData(15, 2, None)
        tdSql.checkData(16, 2, False)
        tdSql.checkData(17, 2, None)
        tdSql.checkData(18, 2, False)

        tdSql.checkData(18, 0, '2020-02-02 00:00:18.000')

        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname2} range('2020-02-02 00:00:00', '2020-02-02 00:00:18') every(1s) fill(value, NULL)")
        tdSql.checkRows(19)
        tdSql.checkCols(3)

        tdSql.checkData(0, 0, '2020-02-02 00:00:00.000')

        tdSql.checkData(0, 2, False)
        tdSql.checkData(1, 2, False)
        tdSql.checkData(2, 2, False)
        tdSql.checkData(3, 2, True)
        tdSql.checkData(4, 2, False)
        tdSql.checkData(5, 2, False)
        tdSql.checkData(6, 2, False)
        tdSql.checkData(7, 2, True)
        tdSql.checkData(8, 2, False)
        tdSql.checkData(9, 2, True)
        tdSql.checkData(10, 2, False)
        tdSql.checkData(11, 2, False)
        tdSql.checkData(12, 2, False)
        tdSql.checkData(13, 2, False)
        tdSql.checkData(14, 2, False)
        tdSql.checkData(15, 2, None)
        tdSql.checkData(16, 2, False)
        tdSql.checkData(17, 2, None)
        tdSql.checkData(18, 2, False)

        tdSql.checkData(18, 0, '2020-02-02 00:00:18.000')

        # test fill linear
        tdSql.query(f"select _irowts,_isfilled,interp(c0) from {dbname}.{tbname2} range('2020-02-02 00:00:00', '2020-02-02 00:00:18') every(1s) fill(linear)")
        tdSql.checkRows(17)
        tdSql.checkCols(3)

        tdSql.checkData(0, 0, '2020-02-02 00:00:01.000')

        tdSql.checkData(0, 2, False)
        tdSql.checkData(1, 2, False)
        tdSql.checkData(2, 2, True)
        tdSql.checkData(3, 2, False)
        tdSql.checkData(4, 2, False)
        tdSql.checkData(5, 2, False)
        tdSql.checkData(6, 2, True)
        tdSql.checkData(7, 2, True)
        tdSql.checkData(8, 2, True)
        tdSql.checkData(9, 2, False)
        tdSql.checkData(10, 2, False)
        tdSql.checkData(11, 2, False)
        tdSql.checkData(12, 2, False)
        tdSql.checkData(13, 2, None)
        tdSql.checkData(14, 2, None)
        tdSql.checkData(15, 2, None)
        tdSql.checkData(16, 2, None)

        tdSql.checkData(16, 0, '2020-02-02 00:00:17.000')

        tdLog.printNoPrefix("==========step13:test error cases")
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        tdSql.error(f"select interp(c0) from {dbname}.{tbname}")
        tdSql.error(f"select interp(c0) from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05')")
        tdSql.error(f"select interp(c0) from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d)")
        tdSql.error(f"select interp(c0) from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') fill(null)")
        tdSql.error(f"select interp(c0) from {dbname}.{tbname} every(1s) fill(null)")
        tdSql.error(f"select interp(c0) from {dbname}.{tbname} where ts >= '2020-02-10 00:00:05' and ts <= '2020-02-15 00:00:05' every(1s) fill(null)")

        # input can only be numerical types
        tdSql.error(f"select interp(ts) from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(null)")
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        #tdSql.error(f"select interp(c6) from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(null)")
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        tdSql.error(f"select interp(c7) from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(null)")
        tdSql.error(f"select interp(c8) from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(null)")

        # input can only be columns
        tdSql.error(f"select interp(1) from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(null)")
        tdSql.error(f"select interp(1.5) from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(null)")
        tdSql.error(f"select interp(true) from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(null)")
        tdSql.error(f"select interp(false) from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(null)")
        tdSql.error(f"select interp('abcd') from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(null)")
        tdSql.error(f"select interp('中文字符') from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(null)")
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        # invalid pseudo column usage
        tdSql.error(f"select interp(_irowts) from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(null)")
        tdSql.error(f"select interp(_isfilled) from {dbname}.{tbname} range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(null)")
        tdSql.error(f"select interp(c0) from {dbname}.{tbname} where _isfilled = true range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(null)")
        tdSql.error(f"select interp(c0) from {dbname}.{tbname} where _irowts > 0 range('2020-02-10 00:00:05', '2020-02-15 00:00:05') every(1d) fill(null)")
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        tdLog.printNoPrefix("==========step13:stable cases")
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        tdSql.error(f"select interp(c0) from {dbname}.{stbname} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(null)")
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        #tdSql.checkRows(13)
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        #tdSql.query(f"select interp(c0) from {dbname}.{ctbname1} range('2020-02-01 00:00:04', '2020-02-01 00:00:16') every(1s) fill(null)")
        #tdSql.checkRows(13)
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        tdSql.error(f"select interp(c0) from {dbname}.{stbname} partition by tbname range('2020-02-01 00:00:04', '2020-02-02 00:00:16') every(1s) fill(null)")
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        #tdSql.checkRows(13)
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        #tdSql.query(f"select _irowts,interp(c0) from {dbname}.{stbname} partition by tbname range('2020-02-01 00:00:04', '2020-02-02 00:00:16') every(1h) fill(prev)")
        #tdSql.query(f"select tbname,_irowts,interp(c0) from {dbname}.{stbname} partition by tbname range('2020-02-01 00:00:04', '2020-02-02 00:00:16') every(1h) fill(prev)")
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        tdLog.printNoPrefix("======step 14: test interp pseudo columns")
        tdSql.error(f"select _irowts, c6 from {dbname}.{tbname}")
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    def stop(self):
        tdSql.close()
        tdLog.success(f"{__file__} successfully executed")

tdCases.addLinux(__file__, TDTestCase())
tdCases.addWindows(__file__, TDTestCase())