Skip to content
Permalink
Branch: master
Find file Copy path
Find file Copy path
Fetching contributors…
Cannot retrieve contributors at this time
764 lines (663 sloc) 30 KB
from test import support
import time
import unittest
import locale
import sysconfig
import sys
import platform
try:
import threading
except ImportError:
threading = None
# Max year is only limited by the size of C int.
SIZEOF_INT = sysconfig.get_config_var('SIZEOF_INT') or 4
TIME_MAXYEAR = (1 << 8 * SIZEOF_INT - 1) - 1
TIME_MINYEAR = -TIME_MAXYEAR - 1
_PyTime_ROUND_DOWN = 0
_PyTime_ROUND_UP = 1
class TimeTestCase(unittest.TestCase):
def setUp(self):
self.t = time.time()
def test_data_attributes(self):
time.altzone
time.daylight
time.timezone
time.tzname
def test_time(self):
time.time()
info = time.get_clock_info('time')
self.assertFalse(info.monotonic)
self.assertTrue(info.adjustable)
def test_clock(self):
time.clock()
info = time.get_clock_info('clock')
self.assertTrue(info.monotonic)
self.assertFalse(info.adjustable)
@unittest.skipUnless(hasattr(time, 'clock_gettime'),
'need time.clock_gettime()')
def test_clock_realtime(self):
time.clock_gettime(time.CLOCK_REALTIME)
@unittest.skipUnless(hasattr(time, 'clock_gettime'),
'need time.clock_gettime()')
@unittest.skipUnless(hasattr(time, 'CLOCK_MONOTONIC'),
'need time.CLOCK_MONOTONIC')
def test_clock_monotonic(self):
a = time.clock_gettime(time.CLOCK_MONOTONIC)
b = time.clock_gettime(time.CLOCK_MONOTONIC)
self.assertLessEqual(a, b)
@unittest.skipUnless(hasattr(time, 'clock_getres'),
'need time.clock_getres()')
def test_clock_getres(self):
res = time.clock_getres(time.CLOCK_REALTIME)
self.assertGreater(res, 0.0)
self.assertLessEqual(res, 1.0)
@unittest.skipUnless(hasattr(time, 'clock_settime'),
'need time.clock_settime()')
def test_clock_settime(self):
t = time.clock_gettime(time.CLOCK_REALTIME)
try:
time.clock_settime(time.CLOCK_REALTIME, t)
except PermissionError:
pass
if hasattr(time, 'CLOCK_MONOTONIC'):
self.assertRaises(OSError,
time.clock_settime, time.CLOCK_MONOTONIC, 0)
def test_conversions(self):
self.assertEqual(time.ctime(self.t),
time.asctime(time.localtime(self.t)))
self.assertEqual(int(time.mktime(time.localtime(self.t))),
int(self.t))
def test_sleep(self):
self.assertRaises(ValueError, time.sleep, -2)
self.assertRaises(ValueError, time.sleep, -1)
time.sleep(1.2)
def test_strftime(self):
tt = time.gmtime(self.t)
for directive in ('a', 'A', 'b', 'B', 'c', 'd', 'H', 'I',
'j', 'm', 'M', 'p', 'S',
'U', 'w', 'W', 'x', 'X', 'y', 'Y', 'Z', '%'):
format = ' %' + directive
try:
time.strftime(format, tt)
except ValueError:
self.fail('conversion specifier: %r failed.' % format)
# Issue #10762: Guard against invalid/non-supported format string
# so that Python don't crash (Windows crashes when the format string
# input to [w]strftime is not kosher.
if sys.platform.startswith('win'):
with self.assertRaises(ValueError):
time.strftime('%f')
def _bounds_checking(self, func):
# Make sure that strftime() checks the bounds of the various parts
# of the time tuple (0 is valid for *all* values).
# The year field is tested by other test cases above
# Check month [1, 12] + zero support
func((1900, 0, 1, 0, 0, 0, 0, 1, -1))
func((1900, 12, 1, 0, 0, 0, 0, 1, -1))
self.assertRaises(ValueError, func,
(1900, -1, 1, 0, 0, 0, 0, 1, -1))
self.assertRaises(ValueError, func,
(1900, 13, 1, 0, 0, 0, 0, 1, -1))
# Check day of month [1, 31] + zero support
func((1900, 1, 0, 0, 0, 0, 0, 1, -1))
func((1900, 1, 31, 0, 0, 0, 0, 1, -1))
self.assertRaises(ValueError, func,
(1900, 1, -1, 0, 0, 0, 0, 1, -1))
self.assertRaises(ValueError, func,
(1900, 1, 32, 0, 0, 0, 0, 1, -1))
# Check hour [0, 23]
func((1900, 1, 1, 23, 0, 0, 0, 1, -1))
self.assertRaises(ValueError, func,
(1900, 1, 1, -1, 0, 0, 0, 1, -1))
self.assertRaises(ValueError, func,
(1900, 1, 1, 24, 0, 0, 0, 1, -1))
# Check minute [0, 59]
func((1900, 1, 1, 0, 59, 0, 0, 1, -1))
self.assertRaises(ValueError, func,
(1900, 1, 1, 0, -1, 0, 0, 1, -1))
self.assertRaises(ValueError, func,
(1900, 1, 1, 0, 60, 0, 0, 1, -1))
# Check second [0, 61]
self.assertRaises(ValueError, func,
(1900, 1, 1, 0, 0, -1, 0, 1, -1))
# C99 only requires allowing for one leap second, but Python's docs say
# allow two leap seconds (0..61)
func((1900, 1, 1, 0, 0, 60, 0, 1, -1))
func((1900, 1, 1, 0, 0, 61, 0, 1, -1))
self.assertRaises(ValueError, func,
(1900, 1, 1, 0, 0, 62, 0, 1, -1))
# No check for upper-bound day of week;
# value forced into range by a ``% 7`` calculation.
# Start check at -2 since gettmarg() increments value before taking
# modulo.
self.assertEqual(func((1900, 1, 1, 0, 0, 0, -1, 1, -1)),
func((1900, 1, 1, 0, 0, 0, +6, 1, -1)))
self.assertRaises(ValueError, func,
(1900, 1, 1, 0, 0, 0, -2, 1, -1))
# Check day of the year [1, 366] + zero support
func((1900, 1, 1, 0, 0, 0, 0, 0, -1))
func((1900, 1, 1, 0, 0, 0, 0, 366, -1))
self.assertRaises(ValueError, func,
(1900, 1, 1, 0, 0, 0, 0, -1, -1))
self.assertRaises(ValueError, func,
(1900, 1, 1, 0, 0, 0, 0, 367, -1))
def test_strftime_bounding_check(self):
self._bounds_checking(lambda tup: time.strftime('', tup))
def test_default_values_for_zero(self):
# Make sure that using all zeros uses the proper default
# values. No test for daylight savings since strftime() does
# not change output based on its value and no test for year
# because systems vary in their support for year 0.
expected = "2000 01 01 00 00 00 1 001"
with support.check_warnings():
result = time.strftime("%Y %m %d %H %M %S %w %j", (2000,)+(0,)*8)
self.assertEqual(expected, result)
def test_strptime(self):
# Should be able to go round-trip from strftime to strptime without
# raising an exception.
tt = time.gmtime(self.t)
for directive in ('a', 'A', 'b', 'B', 'c', 'd', 'H', 'I',
'j', 'm', 'M', 'p', 'S',
'U', 'w', 'W', 'x', 'X', 'y', 'Y', 'Z', '%'):
format = '%' + directive
strf_output = time.strftime(format, tt)
try:
time.strptime(strf_output, format)
except ValueError:
self.fail("conversion specifier %r failed with '%s' input." %
(format, strf_output))
def test_strptime_bytes(self):
# Make sure only strings are accepted as arguments to strptime.
self.assertRaises(TypeError, time.strptime, b'2009', "%Y")
self.assertRaises(TypeError, time.strptime, '2009', b'%Y')
def test_strptime_exception_context(self):
# check that this doesn't chain exceptions needlessly (see #17572)
with self.assertRaises(ValueError) as e:
time.strptime('', '%D')
self.assertIs(e.exception.__suppress_context__, True)
# additional check for IndexError branch (issue #19545)
with self.assertRaises(ValueError) as e:
time.strptime('19', '%Y %')
self.assertIs(e.exception.__suppress_context__, True)
def test_asctime(self):
time.asctime(time.gmtime(self.t))
# Max year is only limited by the size of C int.
for bigyear in TIME_MAXYEAR, TIME_MINYEAR:
asc = time.asctime((bigyear, 6, 1) + (0,) * 6)
self.assertEqual(asc[-len(str(bigyear)):], str(bigyear))
self.assertRaises(OverflowError, time.asctime,
(TIME_MAXYEAR + 1,) + (0,) * 8)
self.assertRaises(OverflowError, time.asctime,
(TIME_MINYEAR - 1,) + (0,) * 8)
self.assertRaises(TypeError, time.asctime, 0)
self.assertRaises(TypeError, time.asctime, ())
self.assertRaises(TypeError, time.asctime, (0,) * 10)
def test_asctime_bounding_check(self):
self._bounds_checking(time.asctime)
def test_ctime(self):
t = time.mktime((1973, 9, 16, 1, 3, 52, 0, 0, -1))
self.assertEqual(time.ctime(t), 'Sun Sep 16 01:03:52 1973')
t = time.mktime((2000, 1, 1, 0, 0, 0, 0, 0, -1))
self.assertEqual(time.ctime(t), 'Sat Jan 1 00:00:00 2000')
for year in [-100, 100, 1000, 2000, 2050, 10000]:
try:
testval = time.mktime((year, 1, 10) + (0,)*6)
except (ValueError, OverflowError):
# If mktime fails, ctime will fail too. This may happen
# on some platforms.
pass
else:
self.assertEqual(time.ctime(testval)[20:], str(year))
@unittest.skipUnless(hasattr(time, "tzset"),
"time module has no attribute tzset")
def test_tzset(self):
from os import environ
# Epoch time of midnight Dec 25th 2002. Never DST in northern
# hemisphere.
xmas2002 = 1040774400.0
# These formats are correct for 2002, and possibly future years
# This format is the 'standard' as documented at:
# http://www.opengroup.org/onlinepubs/007904975/basedefs/xbd_chap08.html
# They are also documented in the tzset(3) man page on most Unix
# systems.
eastern = 'EST+05EDT,M4.1.0,M10.5.0'
victoria = 'AEST-10AEDT-11,M10.5.0,M3.5.0'
utc='UTC+0'
org_TZ = environ.get('TZ',None)
try:
# Make sure we can switch to UTC time and results are correct
# Note that unknown timezones default to UTC.
# Note that altzone is undefined in UTC, as there is no DST
environ['TZ'] = eastern
time.tzset()
environ['TZ'] = utc
time.tzset()
self.assertEqual(
time.gmtime(xmas2002), time.localtime(xmas2002)
)
self.assertEqual(time.daylight, 0)
self.assertEqual(time.timezone, 0)
self.assertEqual(time.localtime(xmas2002).tm_isdst, 0)
# Make sure we can switch to US/Eastern
environ['TZ'] = eastern
time.tzset()
self.assertNotEqual(time.gmtime(xmas2002), time.localtime(xmas2002))
self.assertEqual(time.tzname, ('EST', 'EDT'))
self.assertEqual(len(time.tzname), 2)
self.assertEqual(time.daylight, 1)
self.assertEqual(time.timezone, 18000)
self.assertEqual(time.altzone, 14400)
self.assertEqual(time.localtime(xmas2002).tm_isdst, 0)
self.assertEqual(len(time.tzname), 2)
# Now go to the southern hemisphere.
environ['TZ'] = victoria
time.tzset()
self.assertNotEqual(time.gmtime(xmas2002), time.localtime(xmas2002))
# Issue #11886: Australian Eastern Standard Time (UTC+10) is called
# "EST" (as Eastern Standard Time, UTC-5) instead of "AEST"
# (non-DST timezone), and "EDT" instead of "AEDT" (DST timezone),
# on some operating systems (e.g. FreeBSD), which is wrong. See for
# example this bug:
# http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=93810
self.assertIn(time.tzname[0], ('AEST' 'EST'), time.tzname[0])
self.assertTrue(time.tzname[1] in ('AEDT', 'EDT'), str(time.tzname[1]))
self.assertEqual(len(time.tzname), 2)
self.assertEqual(time.daylight, 1)
self.assertEqual(time.timezone, -36000)
self.assertEqual(time.altzone, -39600)
self.assertEqual(time.localtime(xmas2002).tm_isdst, 1)
finally:
# Repair TZ environment variable in case any other tests
# rely on it.
if org_TZ is not None:
environ['TZ'] = org_TZ
elif 'TZ' in environ:
del environ['TZ']
time.tzset()
def test_insane_timestamps(self):
# It's possible that some platform maps time_t to double,
# and that this test will fail there. This test should
# exempt such platforms (provided they return reasonable
# results!).
for func in time.ctime, time.gmtime, time.localtime:
for unreasonable in -1e200, 1e200:
self.assertRaises(OverflowError, func, unreasonable)
def test_ctime_without_arg(self):
# Not sure how to check the values, since the clock could tick
# at any time. Make sure these are at least accepted and
# don't raise errors.
time.ctime()
time.ctime(None)
def test_gmtime_without_arg(self):
gt0 = time.gmtime()
gt1 = time.gmtime(None)
t0 = time.mktime(gt0)
t1 = time.mktime(gt1)
self.assertAlmostEqual(t1, t0, delta=0.2)
def test_localtime_without_arg(self):
lt0 = time.localtime()
lt1 = time.localtime(None)
t0 = time.mktime(lt0)
t1 = time.mktime(lt1)
self.assertAlmostEqual(t1, t0, delta=0.2)
def test_mktime(self):
# Issue #1726687
for t in (-2, -1, 0, 1):
if sys.platform.startswith('aix') and t == -1:
# Issue #11188, #19748: mktime() returns -1 on error. On Linux,
# the tm_wday field is used as a sentinel () to detect if -1 is
# really an error or a valid timestamp. On AIX, tm_wday is
# unchanged even on success and so cannot be used as a
# sentinel.
continue
try:
tt = time.localtime(t)
except (OverflowError, OSError):
pass
else:
self.assertEqual(time.mktime(tt), t)
# Issue #13309: passing extreme values to mktime() or localtime()
# borks the glibc's internal timezone data.
@unittest.skipUnless(platform.libc_ver()[0] != 'glibc',
"disabled because of a bug in glibc. Issue #13309")
def test_mktime_error(self):
# It may not be possible to reliably make mktime return error
# on all platfom. This will make sure that no other exception
# than OverflowError is raised for an extreme value.
tt = time.gmtime(self.t)
tzname = time.strftime('%Z', tt)
self.assertNotEqual(tzname, 'LMT')
try:
time.mktime((-1, 1, 1, 0, 0, 0, -1, -1, -1))
except OverflowError:
pass
self.assertEqual(time.strftime('%Z', tt), tzname)
@unittest.skipUnless(hasattr(time, 'monotonic'),
'need time.monotonic')
def test_monotonic(self):
# monotonic() should not go backward
times = [time.monotonic() for n in range(100)]
t1 = times[0]
for t2 in times[1:]:
self.assertGreaterEqual(t2, t1, "times=%s" % times)
t1 = t2
# monotonic() includes time elapsed during a sleep
t1 = time.monotonic()
time.sleep(0.5)
t2 = time.monotonic()
dt = t2 - t1
self.assertGreater(t2, t1)
# Issue #20101: On some Windows machines, dt may be slightly low
self.assertTrue(0.45 <= dt <= 1.0, dt)
# monotonic() is a monotonic but non adjustable clock
info = time.get_clock_info('monotonic')
self.assertTrue(info.monotonic)
self.assertFalse(info.adjustable)
def test_perf_counter(self):
time.perf_counter()
def test_process_time(self):
# process_time() should not include time spend during a sleep
start = time.process_time()
time.sleep(0.100)
stop = time.process_time()
# use 20 ms because process_time() has usually a resolution of 15 ms
# on Windows
self.assertLess(stop - start, 0.020)
info = time.get_clock_info('process_time')
self.assertTrue(info.monotonic)
self.assertFalse(info.adjustable)
@unittest.skipUnless(hasattr(time, 'monotonic'),
'need time.monotonic')
@unittest.skipUnless(hasattr(time, 'clock_settime'),
'need time.clock_settime')
def test_monotonic_settime(self):
t1 = time.monotonic()
realtime = time.clock_gettime(time.CLOCK_REALTIME)
# jump backward with an offset of 1 hour
try:
time.clock_settime(time.CLOCK_REALTIME, realtime - 3600)
except PermissionError as err:
self.skipTest(err)
t2 = time.monotonic()
time.clock_settime(time.CLOCK_REALTIME, realtime)
# monotonic must not be affected by system clock updates
self.assertGreaterEqual(t2, t1)
def test_localtime_failure(self):
# Issue #13847: check for localtime() failure
invalid_time_t = None
for time_t in (-1, 2**30, 2**33, 2**60):
try:
time.localtime(time_t)
except OverflowError:
self.skipTest("need 64-bit time_t")
except OSError:
invalid_time_t = time_t
break
if invalid_time_t is None:
self.skipTest("unable to find an invalid time_t value")
self.assertRaises(OSError, time.localtime, invalid_time_t)
self.assertRaises(OSError, time.ctime, invalid_time_t)
def test_get_clock_info(self):
clocks = ['clock', 'perf_counter', 'process_time', 'time']
if hasattr(time, 'monotonic'):
clocks.append('monotonic')
for name in clocks:
info = time.get_clock_info(name)
#self.assertIsInstance(info, dict)
self.assertIsInstance(info.implementation, str)
self.assertNotEqual(info.implementation, '')
self.assertIsInstance(info.monotonic, bool)
self.assertIsInstance(info.resolution, float)
# 0.0 < resolution <= 1.0
self.assertGreater(info.resolution, 0.0)
self.assertLessEqual(info.resolution, 1.0)
self.assertIsInstance(info.adjustable, bool)
self.assertRaises(ValueError, time.get_clock_info, 'xxx')
class TestLocale(unittest.TestCase):
def setUp(self):
self.oldloc = locale.setlocale(locale.LC_ALL)
def tearDown(self):
locale.setlocale(locale.LC_ALL, self.oldloc)
def test_bug_3061(self):
try:
tmp = locale.setlocale(locale.LC_ALL, "fr_FR")
except locale.Error:
self.skipTest('could not set locale.LC_ALL to fr_FR')
# This should not cause an exception
time.strftime("%B", (2009,2,1,0,0,0,0,0,0))
class _TestAsctimeYear:
_format = '%d'
def yearstr(self, y):
return time.asctime((y,) + (0,) * 8).split()[-1]
def test_large_year(self):
# Check that it doesn't crash for year > 9999
self.assertEqual(self.yearstr(12345), '12345')
self.assertEqual(self.yearstr(123456789), '123456789')
class _TestStrftimeYear:
# Issue 13305: For years < 1000, the value is not always
# padded to 4 digits across platforms. The C standard
# assumes year >= 1900, so it does not specify the number
# of digits.
if time.strftime('%Y', (1,) + (0,) * 8) == '0001':
_format = '%04d'
else:
_format = '%d'
def yearstr(self, y):
return time.strftime('%Y', (y,) + (0,) * 8)
def test_4dyear(self):
# Check that we can return the zero padded value.
if self._format == '%04d':
self.test_year('%04d')
else:
def year4d(y):
return time.strftime('%4Y', (y,) + (0,) * 8)
self.test_year('%04d', func=year4d)
def skip_if_not_supported(y):
msg = "strftime() is limited to [1; 9999] with Visual Studio"
# Check that it doesn't crash for year > 9999
try:
time.strftime('%Y', (y,) + (0,) * 8)
except ValueError:
cond = False
else:
cond = True
return unittest.skipUnless(cond, msg)
@skip_if_not_supported(10000)
def test_large_year(self):
return super().test_large_year()
@skip_if_not_supported(0)
def test_negative(self):
return super().test_negative()
del skip_if_not_supported
class _Test4dYear:
_format = '%d'
def test_year(self, fmt=None, func=None):
fmt = fmt or self._format
func = func or self.yearstr
self.assertEqual(func(1), fmt % 1)
self.assertEqual(func(68), fmt % 68)
self.assertEqual(func(69), fmt % 69)
self.assertEqual(func(99), fmt % 99)
self.assertEqual(func(999), fmt % 999)
self.assertEqual(func(9999), fmt % 9999)
def test_large_year(self):
self.assertEqual(self.yearstr(12345), '12345')
self.assertEqual(self.yearstr(123456789), '123456789')
self.assertEqual(self.yearstr(TIME_MAXYEAR), str(TIME_MAXYEAR))
self.assertRaises(OverflowError, self.yearstr, TIME_MAXYEAR + 1)
def test_negative(self):
self.assertEqual(self.yearstr(-1), self._format % -1)
self.assertEqual(self.yearstr(-1234), '-1234')
self.assertEqual(self.yearstr(-123456), '-123456')
self.assertEqual(self.yearstr(-123456789), str(-123456789))
self.assertEqual(self.yearstr(-1234567890), str(-1234567890))
self.assertEqual(self.yearstr(TIME_MINYEAR + 1900), str(TIME_MINYEAR + 1900))
# Issue #13312: it may return wrong value for year < TIME_MINYEAR + 1900
# Skip the value test, but check that no error is raised
self.yearstr(TIME_MINYEAR)
# self.assertEqual(self.yearstr(TIME_MINYEAR), str(TIME_MINYEAR))
self.assertRaises(OverflowError, self.yearstr, TIME_MINYEAR - 1)
class TestAsctime4dyear(_TestAsctimeYear, _Test4dYear, unittest.TestCase):
pass
class TestStrftime4dyear(_TestStrftimeYear, _Test4dYear, unittest.TestCase):
pass
class TestPytime(unittest.TestCase):
def setUp(self):
self.invalid_values = (
-(2 ** 100), 2 ** 100,
-(2.0 ** 100.0), 2.0 ** 100.0,
)
@support.cpython_only
def test_time_t(self):
from _testcapi import pytime_object_to_time_t
for obj, time_t, rnd in (
# Round towards zero
(0, 0, _PyTime_ROUND_DOWN),
(-1, -1, _PyTime_ROUND_DOWN),
(-1.0, -1, _PyTime_ROUND_DOWN),
(-1.9, -1, _PyTime_ROUND_DOWN),
(1.0, 1, _PyTime_ROUND_DOWN),
(1.9, 1, _PyTime_ROUND_DOWN),
# Round away from zero
(0, 0, _PyTime_ROUND_UP),
(-1, -1, _PyTime_ROUND_UP),
(-1.0, -1, _PyTime_ROUND_UP),
(-1.9, -2, _PyTime_ROUND_UP),
(1.0, 1, _PyTime_ROUND_UP),
(1.9, 2, _PyTime_ROUND_UP),
):
self.assertEqual(pytime_object_to_time_t(obj, rnd), time_t)
rnd = _PyTime_ROUND_DOWN
for invalid in self.invalid_values:
self.assertRaises(OverflowError,
pytime_object_to_time_t, invalid, rnd)
@support.cpython_only
def test_timeval(self):
from _testcapi import pytime_object_to_timeval
for obj, timeval, rnd in (
# Round towards zero
(0, (0, 0), _PyTime_ROUND_DOWN),
(-1, (-1, 0), _PyTime_ROUND_DOWN),
(-1.0, (-1, 0), _PyTime_ROUND_DOWN),
(1e-6, (0, 1), _PyTime_ROUND_DOWN),
(1e-7, (0, 0), _PyTime_ROUND_DOWN),
(-1e-6, (-1, 999999), _PyTime_ROUND_DOWN),
(-1e-7, (-1, 999999), _PyTime_ROUND_DOWN),
(-1.2, (-2, 800000), _PyTime_ROUND_DOWN),
(0.9999999, (0, 999999), _PyTime_ROUND_DOWN),
(0.0000041, (0, 4), _PyTime_ROUND_DOWN),
(1.1234560, (1, 123456), _PyTime_ROUND_DOWN),
(1.1234569, (1, 123456), _PyTime_ROUND_DOWN),
(-0.0000040, (-1, 999996), _PyTime_ROUND_DOWN),
(-0.0000041, (-1, 999995), _PyTime_ROUND_DOWN),
(-1.1234560, (-2, 876544), _PyTime_ROUND_DOWN),
(-1.1234561, (-2, 876543), _PyTime_ROUND_DOWN),
# Round away from zero
(0, (0, 0), _PyTime_ROUND_UP),
(-1, (-1, 0), _PyTime_ROUND_UP),
(-1.0, (-1, 0), _PyTime_ROUND_UP),
(1e-6, (0, 1), _PyTime_ROUND_UP),
(1e-7, (0, 1), _PyTime_ROUND_UP),
(-1e-6, (-1, 999999), _PyTime_ROUND_UP),
(-1e-7, (-1, 999999), _PyTime_ROUND_UP),
(-1.2, (-2, 800000), _PyTime_ROUND_UP),
(0.9999999, (1, 0), _PyTime_ROUND_UP),
(0.0000041, (0, 5), _PyTime_ROUND_UP),
(1.1234560, (1, 123457), _PyTime_ROUND_UP),
(1.1234569, (1, 123457), _PyTime_ROUND_UP),
(-0.0000040, (-1, 999996), _PyTime_ROUND_UP),
(-0.0000041, (-1, 999995), _PyTime_ROUND_UP),
(-1.1234560, (-2, 876544), _PyTime_ROUND_UP),
(-1.1234561, (-2, 876543), _PyTime_ROUND_UP),
):
with self.subTest(obj=obj, round=rnd, timeval=timeval):
self.assertEqual(pytime_object_to_timeval(obj, rnd), timeval)
rnd = _PyTime_ROUND_DOWN
for invalid in self.invalid_values:
self.assertRaises(OverflowError,
pytime_object_to_timeval, invalid, rnd)
@support.cpython_only
def test_timespec(self):
from _testcapi import pytime_object_to_timespec
for obj, timespec, rnd in (
# Round towards zero
(0, (0, 0), _PyTime_ROUND_DOWN),
(-1, (-1, 0), _PyTime_ROUND_DOWN),
(-1.0, (-1, 0), _PyTime_ROUND_DOWN),
(1e-9, (0, 1), _PyTime_ROUND_DOWN),
(1e-10, (0, 0), _PyTime_ROUND_DOWN),
(-1e-9, (-1, 999999999), _PyTime_ROUND_DOWN),
(-1e-10, (-1, 999999999), _PyTime_ROUND_DOWN),
(-1.2, (-2, 800000000), _PyTime_ROUND_DOWN),
(0.9999999999, (0, 999999999), _PyTime_ROUND_DOWN),
(1.1234567890, (1, 123456789), _PyTime_ROUND_DOWN),
(1.1234567899, (1, 123456789), _PyTime_ROUND_DOWN),
(-1.1234567890, (-2, 876543211), _PyTime_ROUND_DOWN),
(-1.1234567891, (-2, 876543210), _PyTime_ROUND_DOWN),
# Round away from zero
(0, (0, 0), _PyTime_ROUND_UP),
(-1, (-1, 0), _PyTime_ROUND_UP),
(-1.0, (-1, 0), _PyTime_ROUND_UP),
(1e-9, (0, 1), _PyTime_ROUND_UP),
(1e-10, (0, 1), _PyTime_ROUND_UP),
(-1e-9, (-1, 999999999), _PyTime_ROUND_UP),
(-1e-10, (-1, 999999999), _PyTime_ROUND_UP),
(-1.2, (-2, 800000000), _PyTime_ROUND_UP),
(0.9999999999, (1, 0), _PyTime_ROUND_UP),
(1.1234567890, (1, 123456790), _PyTime_ROUND_UP),
(1.1234567899, (1, 123456790), _PyTime_ROUND_UP),
(-1.1234567890, (-2, 876543211), _PyTime_ROUND_UP),
(-1.1234567891, (-2, 876543210), _PyTime_ROUND_UP),
):
with self.subTest(obj=obj, round=rnd, timespec=timespec):
self.assertEqual(pytime_object_to_timespec(obj, rnd), timespec)
rnd = _PyTime_ROUND_DOWN
for invalid in self.invalid_values:
self.assertRaises(OverflowError,
pytime_object_to_timespec, invalid, rnd)
@unittest.skipUnless(time._STRUCT_TM_ITEMS == 11, "needs tm_zone support")
def test_localtime_timezone(self):
# Get the localtime and examine it for the offset and zone.
lt = time.localtime()
self.assertTrue(hasattr(lt, "tm_gmtoff"))
self.assertTrue(hasattr(lt, "tm_zone"))
# See if the offset and zone are similar to the module
# attributes.
if lt.tm_gmtoff is None:
self.assertTrue(not hasattr(time, "timezone"))
else:
self.assertEqual(lt.tm_gmtoff, -[time.timezone, time.altzone][lt.tm_isdst])
if lt.tm_zone is None:
self.assertTrue(not hasattr(time, "tzname"))
else:
self.assertEqual(lt.tm_zone, time.tzname[lt.tm_isdst])
# Try and make UNIX times from the localtime and a 9-tuple
# created from the localtime. Test to see that the times are
# the same.
t = time.mktime(lt); t9 = time.mktime(lt[:9])
self.assertEqual(t, t9)
# Make localtimes from the UNIX times and compare them to
# the original localtime, thus making a round trip.
new_lt = time.localtime(t); new_lt9 = time.localtime(t9)
self.assertEqual(new_lt, lt)
self.assertEqual(new_lt.tm_gmtoff, lt.tm_gmtoff)
self.assertEqual(new_lt.tm_zone, lt.tm_zone)
self.assertEqual(new_lt9, lt)
self.assertEqual(new_lt.tm_gmtoff, lt.tm_gmtoff)
self.assertEqual(new_lt9.tm_zone, lt.tm_zone)
@unittest.skipUnless(time._STRUCT_TM_ITEMS == 11, "needs tm_zone support")
def test_strptime_timezone(self):
t = time.strptime("UTC", "%Z")
self.assertEqual(t.tm_zone, 'UTC')
t = time.strptime("+0500", "%z")
self.assertEqual(t.tm_gmtoff, 5 * 3600)
@unittest.skipUnless(time._STRUCT_TM_ITEMS == 11, "needs tm_zone support")
def test_short_times(self):
import pickle
# Load a short time structure using pickle.
st = b"ctime\nstruct_time\np0\n((I2007\nI8\nI11\nI1\nI24\nI49\nI5\nI223\nI1\ntp1\n(dp2\ntp3\nRp4\n."
lt = pickle.loads(st)
self.assertIs(lt.tm_gmtoff, None)
self.assertIs(lt.tm_zone, None)
if __name__ == "__main__":
unittest.main()
You can’t perform that action at this time.