mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-09-21 17:20:50 +00:00
236 lines
7.3 KiB
Python
236 lines
7.3 KiB
Python
#!/usr/bin/env python3
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# encoding: utf-8
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import re
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import itertools
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import sys
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import argparse
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# Create SQL statement to verify dateTime64 is accepted as argument to functions taking DateTime.
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FUNCTIONS = """
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toTimeZone(N, 'UTC')
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toYear(N, 'Asia/Istanbul')
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toQuarter(N, 'Asia/Istanbul')
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toMonth(N, 'Asia/Istanbul')
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toDayOfYear(N, 'Asia/Istanbul')
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toDayOfMonth(N, 'Asia/Istanbul')
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toDayOfWeek(N, 0, 'Asia/Istanbul')
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toHour(N, 'Asia/Istanbul')
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toMinute(N, 'Asia/Istanbul')
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toSecond(N, 'Asia/Istanbul')
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toUnixTimestamp(N)
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toStartOfYear(N, 'Asia/Istanbul')
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toStartOfISOYear(N, 'Asia/Istanbul')
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toStartOfQuarter(N, 'Asia/Istanbul')
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toStartOfMonth(N, 'Asia/Istanbul')
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toMonday(N, 'Asia/Istanbul')
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toStartOfWeek(N, 'Asia/Istanbul')
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toStartOfDay(N, 'Asia/Istanbul')
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toStartOfHour(N, 'Asia/Istanbul')
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toStartOfMinute(N, 'Asia/Istanbul')
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toStartOfFiveMinutes(N, 'Asia/Istanbul')
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toStartOfTenMinutes(N, 'Asia/Istanbul')
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toStartOfFifteenMinutes(N, 'Asia/Istanbul')
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toStartOfInterval(N, INTERVAL 1 year, 'Asia/Istanbul')
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toStartOfInterval(N, INTERVAL 1 month, 'Asia/Istanbul')
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toStartOfInterval(N, INTERVAL 1 day, 'Asia/Istanbul')
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toStartOfInterval(N, INTERVAL 15 minute, 'Asia/Istanbul')
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date_trunc('year', N, 'Asia/Istanbul')
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date_trunc('month', N, 'Asia/Istanbul')
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date_trunc('day', N, 'Asia/Istanbul')
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date_trunc('minute', N, 'Asia/Istanbul')
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toTime(N, 'Asia/Istanbul')
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toRelativeYearNum(N, 'Asia/Istanbul')
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toRelativeQuarterNum(N, 'Asia/Istanbul')
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toRelativeMonthNum(N, 'Asia/Istanbul')
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toRelativeWeekNum(N, 'Asia/Istanbul')
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toRelativeDayNum(N, 'Asia/Istanbul')
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toRelativeHourNum(N, 'Asia/Istanbul')
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toRelativeMinuteNum(N, 'Asia/Istanbul')
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toRelativeSecondNum(N, 'Asia/Istanbul')
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toISOYear(N, 'Asia/Istanbul')
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toISOWeek(N, 'Asia/Istanbul')
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toWeek(N, 'Asia/Istanbul')
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toYearWeek(N, 'Asia/Istanbul')
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timeSlot(N, 'Asia/Istanbul')
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toYYYYMM(N, 'Asia/Istanbul')
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toYYYYMMDD(N, 'Asia/Istanbul')
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toYYYYMMDDhhmmss(N, 'Asia/Istanbul')
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addYears(N, 1, 'Asia/Istanbul')
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addMonths(N, 1, 'Asia/Istanbul')
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addWeeks(N, 1, 'Asia/Istanbul')
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addDays(N, 1, 'Asia/Istanbul')
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addHours(N, 1, 'Asia/Istanbul')
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addMinutes(N, 1, 'Asia/Istanbul')
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addSeconds(N, 1, 'Asia/Istanbul')
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addQuarters(N, 1, 'Asia/Istanbul')
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subtractYears(N, 1, 'Asia/Istanbul')
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subtractMonths(N, 1, 'Asia/Istanbul')
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subtractWeeks(N, 1, 'Asia/Istanbul')
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subtractDays(N, 1, 'Asia/Istanbul')
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subtractHours(N, 1, 'Asia/Istanbul')
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subtractMinutes(N, 1, 'Asia/Istanbul')
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subtractSeconds(N, 1, 'Asia/Istanbul')
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subtractQuarters(N, 1, 'Asia/Istanbul')
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CAST(N as DateTime('Europe/Minsk'))
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CAST(N as Date)
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CAST(N as UInt64)
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CAST(N as DateTime64(0, 'Europe/Minsk'))
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CAST(N as DateTime64(3, 'Europe/Minsk'))
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CAST(N as DateTime64(6, 'Europe/Minsk'))
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CAST(N as DateTime64(9, 'Europe/Minsk'))
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# Casting our test values to DateTime(12) will cause an overflow and hence will fail the test under UB sanitizer.
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# CAST(N as DateTime64(12, 'Asia/Istanbul'))
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# DateTime64(18) will always fail due to zero precision, but it is Ok to test here:
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# CAST(N as DateTime64(18, 'Asia/Istanbul'))
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formatDateTime(N, '%C %d %D %e %F %H %I %j %m %M %p %R %S %T %u %V %w %y %Y %%', 'Asia/Istanbul')
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""".splitlines()
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# Expanded later to cartesian product of all arguments, using format string.
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extra_ops = [
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# With same type:
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(
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["N {op} N"],
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{
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"op": [
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"- ", # does not work, but should it?
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"+ ", # does not work, but should it?
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"!=",
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"==", # equality and inequality supposed to take sub-second part in account
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"< ",
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"<=",
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"> ",
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">=",
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]
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},
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),
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# With other DateTime types:
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(
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["N {op} {arg}", "{arg} {op} N"],
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{
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"op": [
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"-", # does not work, but should it?
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"!=",
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"==",
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# these are naturally expected to work, but they don't:
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"< ",
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"<=",
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"> ",
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">=",
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],
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"arg": ["DT", "D", "DT64"],
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},
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),
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# With arithmetic types
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(
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["N {op} {arg}", "{arg} {op} N"],
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{
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"op": ["+ ", "- ", "==", "!=", "< ", "<=", "> ", ">="],
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"arg": [
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"toUInt8(1)",
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"toInt8(-1)",
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"toUInt16(1)",
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"toInt16(-1)",
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"toUInt32(1)",
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"toInt32(-1)",
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"toUInt64(1)",
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"toInt64(-1)",
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],
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},
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),
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]
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# Expand extra_ops here
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for funcs, args in extra_ops:
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args_keys = list(args.keys())
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for args_vals in itertools.product(*list(args.values())):
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for func in funcs:
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result_func = func.format(**dict(list(zip(args_keys, args_vals))))
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FUNCTIONS.append(result_func)
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# filter out empty lines and commented out lines
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COMMENTED_OUT_LINE_RE = re.compile(r"^\s*#")
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FUNCTIONS = list(
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[f for f in FUNCTIONS if len(f) != 0 and COMMENTED_OUT_LINE_RE.match(f) == None]
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)
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TYPES = ["D", "DT", "DT64"]
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def escape_string(s):
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if sys.version_info[0] > 2:
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return s.encode("unicode_escape").decode("utf-8").replace("'", "\\'")
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else:
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return s.encode("string-escape").decode("utf-8")
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def execute_functions_for_types(functions, types):
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# NOTE: use string.Template here to allow lines with missing keys, like type, e.g. SELECT CAST(toDateTime64(1234567890), 'DateTime64')
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for func in functions:
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print(("""SELECT 'SELECT {func}';""".format(func=escape_string(func))))
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for dt in types:
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prologue = "\
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WITH \
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toDateTime64('2019-09-16 19:20:11.234', 3, 'Europe/Minsk') as DT64, \
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toDateTime('2019-09-16 19:20:11', 'Europe/Minsk') as DT, \
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toDate('2019-09-16') as D, {X} as N".format(
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X=dt
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)
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print(
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(
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"""{prologue} SELECT toTypeName(r), {func} as r FORMAT CSV;""".format(
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prologue=prologue, func=func
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)
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)
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)
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print("""SELECT '------------------------------------------';""")
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def main():
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def parse_args():
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parser = argparse.ArgumentParser()
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parser.add_argument(
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"--functions_re",
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type=re.compile,
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help="RE to enable functions",
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default=None,
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)
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parser.add_argument(
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"--types_re",
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type=lambda s: re.compile("^(" + s + ")$"),
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help="RE to enable types, supported types: " + ",".join(TYPES),
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default=None,
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)
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parser.add_argument(
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"--list_functions",
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action="store_true",
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help="List all functions to be tested and exit",
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)
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return parser.parse_args()
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args = parse_args()
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functions = FUNCTIONS
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types = TYPES
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if args.functions_re:
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functions = list([f for f in functions if args.functions_re.search(f)])
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if len(functions) == 0:
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print("functions list is empty")
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return -1
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if args.types_re:
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types = list([t for t in types if args.types_re.match(t)])
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if len(types) == 0:
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print("types list is empty")
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return -1
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if args.list_functions:
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print(("\n".join(functions)))
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return 0
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execute_functions_for_types(functions, types)
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if __name__ == "__main__":
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exit(main())
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