Move libraries import

This commit is contained in:
angelblue05 2019-01-30 06:42:06 -06:00
parent 3ea6890c34
commit b2bc90cb06
209 changed files with 36 additions and 14941 deletions

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from __future__ import unicode_literals
import os
import time
import subprocess
import warnings
import tempfile
import pickle
class WarningTestMixin(object):
# Based on https://stackoverflow.com/a/12935176/467366
class _AssertWarnsContext(warnings.catch_warnings):
def __init__(self, expected_warnings, parent, **kwargs):
super(WarningTestMixin._AssertWarnsContext, self).__init__(**kwargs)
self.parent = parent
try:
self.expected_warnings = list(expected_warnings)
except TypeError:
self.expected_warnings = [expected_warnings]
self._warning_log = []
def __enter__(self, *args, **kwargs):
rv = super(WarningTestMixin._AssertWarnsContext, self).__enter__(*args, **kwargs)
if self._showwarning is not self._module.showwarning:
super_showwarning = self._module.showwarning
else:
super_showwarning = None
def showwarning(*args, **kwargs):
if super_showwarning is not None:
super_showwarning(*args, **kwargs)
self._warning_log.append(warnings.WarningMessage(*args, **kwargs))
self._module.showwarning = showwarning
return rv
def __exit__(self, *args, **kwargs):
super(WarningTestMixin._AssertWarnsContext, self).__exit__(self, *args, **kwargs)
self.parent.assertTrue(any(issubclass(item.category, warning)
for warning in self.expected_warnings
for item in self._warning_log))
def assertWarns(self, warning, callable=None, *args, **kwargs):
warnings.simplefilter('always')
context = self.__class__._AssertWarnsContext(warning, self)
if callable is None:
return context
else:
with context:
callable(*args, **kwargs)
class PicklableMixin(object):
def _get_nobj_bytes(self, obj, dump_kwargs, load_kwargs):
"""
Pickle and unpickle an object using ``pickle.dumps`` / ``pickle.loads``
"""
pkl = pickle.dumps(obj, **dump_kwargs)
return pickle.loads(pkl, **load_kwargs)
def _get_nobj_file(self, obj, dump_kwargs, load_kwargs):
"""
Pickle and unpickle an object using ``pickle.dump`` / ``pickle.load`` on
a temporary file.
"""
with tempfile.TemporaryFile('w+b') as pkl:
pickle.dump(obj, pkl, **dump_kwargs)
pkl.seek(0) # Reset the file to the beginning to read it
nobj = pickle.load(pkl, **load_kwargs)
return nobj
def assertPicklable(self, obj, singleton=False, asfile=False,
dump_kwargs=None, load_kwargs=None):
"""
Assert that an object can be pickled and unpickled. This assertion
assumes that the desired behavior is that the unpickled object compares
equal to the original object, but is not the same object.
"""
get_nobj = self._get_nobj_file if asfile else self._get_nobj_bytes
dump_kwargs = dump_kwargs or {}
load_kwargs = load_kwargs or {}
nobj = get_nobj(obj, dump_kwargs, load_kwargs)
if not singleton:
self.assertIsNot(obj, nobj)
self.assertEqual(obj, nobj)
class TZContextBase(object):
"""
Base class for a context manager which allows changing of time zones.
Subclasses may define a guard variable to either block or or allow time
zone changes by redefining ``_guard_var_name`` and ``_guard_allows_change``.
The default is that the guard variable must be affirmatively set.
Subclasses must define ``get_current_tz`` and ``set_current_tz``.
"""
_guard_var_name = "DATEUTIL_MAY_CHANGE_TZ"
_guard_allows_change = True
def __init__(self, tzval):
self.tzval = tzval
self._old_tz = None
@classmethod
def tz_change_allowed(cls):
"""
Class method used to query whether or not this class allows time zone
changes.
"""
guard = bool(os.environ.get(cls._guard_var_name, False))
# _guard_allows_change gives the "default" behavior - if True, the
# guard is overcoming a block. If false, the guard is causing a block.
# Whether tz_change is allowed is therefore the XNOR of the two.
return guard == cls._guard_allows_change
@classmethod
def tz_change_disallowed_message(cls):
""" Generate instructions on how to allow tz changes """
msg = ('Changing time zone not allowed. Set {envar} to {gval} '
'if you would like to allow this behavior')
return msg.format(envar=cls._guard_var_name,
gval=cls._guard_allows_change)
def __enter__(self):
if not self.tz_change_allowed():
raise ValueError(self.tz_change_disallowed_message())
self._old_tz = self.get_current_tz()
self.set_current_tz(self.tzval)
def __exit__(self, type, value, traceback):
if self._old_tz is not None:
self.set_current_tz(self._old_tz)
self._old_tz = None
def get_current_tz(self):
raise NotImplementedError
def set_current_tz(self):
raise NotImplementedError
class TZEnvContext(TZContextBase):
"""
Context manager that temporarily sets the `TZ` variable (for use on
*nix-like systems). Because the effect is local to the shell anyway, this
will apply *unless* a guard is set.
If you do not want the TZ environment variable set, you may set the
``DATEUTIL_MAY_NOT_CHANGE_TZ_VAR`` variable to a truthy value.
"""
_guard_var_name = "DATEUTIL_MAY_NOT_CHANGE_TZ_VAR"
_guard_allows_change = False
def get_current_tz(self):
return os.environ.get('TZ', UnsetTz)
def set_current_tz(self, tzval):
if tzval is UnsetTz and 'TZ' in os.environ:
del os.environ['TZ']
else:
os.environ['TZ'] = tzval
time.tzset()
class TZWinContext(TZContextBase):
"""
Context manager for changing local time zone on Windows.
Because the effect of this is system-wide and global, it may have
unintended side effect. Set the ``DATEUTIL_MAY_CHANGE_TZ`` environment
variable to a truthy value before using this context manager.
"""
def get_current_tz(self):
p = subprocess.Popen(['tzutil', '/g'], stdout=subprocess.PIPE)
ctzname, err = p.communicate()
ctzname = ctzname.decode() # Popen returns
if p.returncode:
raise OSError('Failed to get current time zone: ' + err)
return ctzname
def set_current_tz(self, tzname):
p = subprocess.Popen('tzutil /s "' + tzname + '"')
out, err = p.communicate()
if p.returncode:
raise OSError('Failed to set current time zone: ' +
(err or 'Unknown error.'))
###
# Utility classes
class NotAValueClass(object):
"""
A class analogous to NaN that has operations defined for any type.
"""
def _op(self, other):
return self # Operation with NotAValue returns NotAValue
def _cmp(self, other):
return False
__add__ = __radd__ = _op
__sub__ = __rsub__ = _op
__mul__ = __rmul__ = _op
__div__ = __rdiv__ = _op
__truediv__ = __rtruediv__ = _op
__floordiv__ = __rfloordiv__ = _op
__lt__ = __rlt__ = _op
__gt__ = __rgt__ = _op
__eq__ = __req__ = _op
__le__ = __rle__ = _op
__ge__ = __rge__ = _op
NotAValue = NotAValueClass()
class ComparesEqualClass(object):
"""
A class that is always equal to whatever you compare it to.
"""
def __eq__(self, other):
return True
def __ne__(self, other):
return False
def __le__(self, other):
return True
def __ge__(self, other):
return True
def __lt__(self, other):
return False
def __gt__(self, other):
return False
__req__ = __eq__
__rne__ = __ne__
__rle__ = __le__
__rge__ = __ge__
__rlt__ = __lt__
__rgt__ = __gt__
ComparesEqual = ComparesEqualClass()
class UnsetTzClass(object):
""" Sentinel class for unset time zone variable """
pass
UnsetTz = UnsetTzClass()

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from hypothesis import given, assume
from hypothesis import strategies as st
from dateutil import tz
from dateutil.parser import isoparse
import pytest
# Strategies
TIME_ZONE_STRATEGY = st.sampled_from([None, tz.tzutc()] +
[tz.gettz(zname) for zname in ('US/Eastern', 'US/Pacific',
'Australia/Sydney', 'Europe/London')])
ASCII_STRATEGY = st.characters(max_codepoint=127)
@pytest.mark.isoparser
@given(dt=st.datetimes(timezones=TIME_ZONE_STRATEGY), sep=ASCII_STRATEGY)
def test_timespec_auto(dt, sep):
if dt.tzinfo is not None:
# Assume offset has no sub-second components
assume(dt.utcoffset().total_seconds() % 60 == 0)
sep = str(sep) # Python 2.7 requires bytes
dtstr = dt.isoformat(sep=sep)
dt_rt = isoparse(dtstr)
assert dt_rt == dt

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from hypothesis.strategies import integers
from hypothesis import given
import pytest
from dateutil.parser import parserinfo
@pytest.mark.parserinfo
@given(integers(min_value=100, max_value=9999))
def test_convertyear(n):
assert n == parserinfo().convertyear(n)
@pytest.mark.parserinfo
@given(integers(min_value=-50,
max_value=49))
def test_convertyear_no_specified_century(n):
p = parserinfo()
new_year = p._year + n
result = p.convertyear(new_year % 100, century_specified=False)
assert result == new_year

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from dateutil.easter import easter
from dateutil.easter import EASTER_WESTERN, EASTER_ORTHODOX, EASTER_JULIAN
from datetime import date
import unittest
# List of easters between 1990 and 2050
western_easter_dates = [
date(1990, 4, 15), date(1991, 3, 31), date(1992, 4, 19), date(1993, 4, 11),
date(1994, 4, 3), date(1995, 4, 16), date(1996, 4, 7), date(1997, 3, 30),
date(1998, 4, 12), date(1999, 4, 4),
date(2000, 4, 23), date(2001, 4, 15), date(2002, 3, 31), date(2003, 4, 20),
date(2004, 4, 11), date(2005, 3, 27), date(2006, 4, 16), date(2007, 4, 8),
date(2008, 3, 23), date(2009, 4, 12),
date(2010, 4, 4), date(2011, 4, 24), date(2012, 4, 8), date(2013, 3, 31),
date(2014, 4, 20), date(2015, 4, 5), date(2016, 3, 27), date(2017, 4, 16),
date(2018, 4, 1), date(2019, 4, 21),
date(2020, 4, 12), date(2021, 4, 4), date(2022, 4, 17), date(2023, 4, 9),
date(2024, 3, 31), date(2025, 4, 20), date(2026, 4, 5), date(2027, 3, 28),
date(2028, 4, 16), date(2029, 4, 1),
date(2030, 4, 21), date(2031, 4, 13), date(2032, 3, 28), date(2033, 4, 17),
date(2034, 4, 9), date(2035, 3, 25), date(2036, 4, 13), date(2037, 4, 5),
date(2038, 4, 25), date(2039, 4, 10),
date(2040, 4, 1), date(2041, 4, 21), date(2042, 4, 6), date(2043, 3, 29),
date(2044, 4, 17), date(2045, 4, 9), date(2046, 3, 25), date(2047, 4, 14),
date(2048, 4, 5), date(2049, 4, 18), date(2050, 4, 10)
]
orthodox_easter_dates = [
date(1990, 4, 15), date(1991, 4, 7), date(1992, 4, 26), date(1993, 4, 18),
date(1994, 5, 1), date(1995, 4, 23), date(1996, 4, 14), date(1997, 4, 27),
date(1998, 4, 19), date(1999, 4, 11),
date(2000, 4, 30), date(2001, 4, 15), date(2002, 5, 5), date(2003, 4, 27),
date(2004, 4, 11), date(2005, 5, 1), date(2006, 4, 23), date(2007, 4, 8),
date(2008, 4, 27), date(2009, 4, 19),
date(2010, 4, 4), date(2011, 4, 24), date(2012, 4, 15), date(2013, 5, 5),
date(2014, 4, 20), date(2015, 4, 12), date(2016, 5, 1), date(2017, 4, 16),
date(2018, 4, 8), date(2019, 4, 28),
date(2020, 4, 19), date(2021, 5, 2), date(2022, 4, 24), date(2023, 4, 16),
date(2024, 5, 5), date(2025, 4, 20), date(2026, 4, 12), date(2027, 5, 2),
date(2028, 4, 16), date(2029, 4, 8),
date(2030, 4, 28), date(2031, 4, 13), date(2032, 5, 2), date(2033, 4, 24),
date(2034, 4, 9), date(2035, 4, 29), date(2036, 4, 20), date(2037, 4, 5),
date(2038, 4, 25), date(2039, 4, 17),
date(2040, 5, 6), date(2041, 4, 21), date(2042, 4, 13), date(2043, 5, 3),
date(2044, 4, 24), date(2045, 4, 9), date(2046, 4, 29), date(2047, 4, 21),
date(2048, 4, 5), date(2049, 4, 25), date(2050, 4, 17)
]
# A random smattering of Julian dates.
# Pulled values from http://www.kevinlaughery.com/east4099.html
julian_easter_dates = [
date( 326, 4, 3), date( 375, 4, 5), date( 492, 4, 5), date( 552, 3, 31),
date( 562, 4, 9), date( 569, 4, 21), date( 597, 4, 14), date( 621, 4, 19),
date( 636, 3, 31), date( 655, 3, 29), date( 700, 4, 11), date( 725, 4, 8),
date( 750, 3, 29), date( 782, 4, 7), date( 835, 4, 18), date( 849, 4, 14),
date( 867, 3, 30), date( 890, 4, 12), date( 922, 4, 21), date( 934, 4, 6),
date(1049, 3, 26), date(1058, 4, 19), date(1113, 4, 6), date(1119, 3, 30),
date(1242, 4, 20), date(1255, 3, 28), date(1257, 4, 8), date(1258, 3, 24),
date(1261, 4, 24), date(1278, 4, 17), date(1333, 4, 4), date(1351, 4, 17),
date(1371, 4, 6), date(1391, 3, 26), date(1402, 3, 26), date(1412, 4, 3),
date(1439, 4, 5), date(1445, 3, 28), date(1531, 4, 9), date(1555, 4, 14)
]
class EasterTest(unittest.TestCase):
def testEasterWestern(self):
for easter_date in western_easter_dates:
self.assertEqual(easter_date,
easter(easter_date.year, EASTER_WESTERN))
def testEasterOrthodox(self):
for easter_date in orthodox_easter_dates:
self.assertEqual(easter_date,
easter(easter_date.year, EASTER_ORTHODOX))
def testEasterJulian(self):
for easter_date in julian_easter_dates:
self.assertEqual(easter_date,
easter(easter_date.year, EASTER_JULIAN))
def testEasterBadMethod(self):
# Invalid methods raise ValueError
with self.assertRaises(ValueError):
easter(1975, 4)

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"""Test for the "import *" functionality.
As imort * can be only done at module level, it has been added in a separate file
"""
import unittest
prev_locals = list(locals())
from dateutil import *
new_locals = {name:value for name,value in locals().items()
if name not in prev_locals}
new_locals.pop('prev_locals')
class ImportStarTest(unittest.TestCase):
""" Test that `from dateutil import *` adds the modules in __all__ locally"""
def testImportedModules(self):
import dateutil.easter
import dateutil.parser
import dateutil.relativedelta
import dateutil.rrule
import dateutil.tz
import dateutil.utils
import dateutil.zoneinfo
self.assertEquals(dateutil.easter, new_locals.pop("easter"))
self.assertEquals(dateutil.parser, new_locals.pop("parser"))
self.assertEquals(dateutil.relativedelta, new_locals.pop("relativedelta"))
self.assertEquals(dateutil.rrule, new_locals.pop("rrule"))
self.assertEquals(dateutil.tz, new_locals.pop("tz"))
self.assertEquals(dateutil.utils, new_locals.pop("utils"))
self.assertEquals(dateutil.zoneinfo, new_locals.pop("zoneinfo"))
self.assertFalse(new_locals)

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import sys
import unittest
class ImportVersionTest(unittest.TestCase):
""" Test that dateutil.__version__ can be imported"""
def testImportVersionStr(self):
from dateutil import __version__
def testImportRoot(self):
import dateutil
self.assertTrue(hasattr(dateutil, '__version__'))
class ImportEasterTest(unittest.TestCase):
""" Test that dateutil.easter-related imports work properly """
def testEasterDirect(self):
import dateutil.easter
def testEasterFrom(self):
from dateutil import easter
def testEasterStar(self):
from dateutil.easter import easter
class ImportParserTest(unittest.TestCase):
""" Test that dateutil.parser-related imports work properly """
def testParserDirect(self):
import dateutil.parser
def testParserFrom(self):
from dateutil import parser
def testParserAll(self):
# All interface
from dateutil.parser import parse
from dateutil.parser import parserinfo
# Other public classes
from dateutil.parser import parser
for var in (parse, parserinfo, parser):
self.assertIsNot(var, None)
class ImportRelativeDeltaTest(unittest.TestCase):
""" Test that dateutil.relativedelta-related imports work properly """
def testRelativeDeltaDirect(self):
import dateutil.relativedelta
def testRelativeDeltaFrom(self):
from dateutil import relativedelta
def testRelativeDeltaAll(self):
from dateutil.relativedelta import relativedelta
from dateutil.relativedelta import MO, TU, WE, TH, FR, SA, SU
for var in (relativedelta, MO, TU, WE, TH, FR, SA, SU):
self.assertIsNot(var, None)
# In the public interface but not in all
from dateutil.relativedelta import weekday
self.assertIsNot(weekday, None)
class ImportRRuleTest(unittest.TestCase):
""" Test that dateutil.rrule related imports work properly """
def testRRuleDirect(self):
import dateutil.rrule
def testRRuleFrom(self):
from dateutil import rrule
def testRRuleAll(self):
from dateutil.rrule import rrule
from dateutil.rrule import rruleset
from dateutil.rrule import rrulestr
from dateutil.rrule import YEARLY, MONTHLY, WEEKLY, DAILY
from dateutil.rrule import HOURLY, MINUTELY, SECONDLY
from dateutil.rrule import MO, TU, WE, TH, FR, SA, SU
rr_all = (rrule, rruleset, rrulestr,
YEARLY, MONTHLY, WEEKLY, DAILY,
HOURLY, MINUTELY, SECONDLY,
MO, TU, WE, TH, FR, SA, SU)
for var in rr_all:
self.assertIsNot(var, None)
# In the public interface but not in all
from dateutil.rrule import weekday
self.assertIsNot(weekday, None)
class ImportTZTest(unittest.TestCase):
""" Test that dateutil.tz related imports work properly """
def testTzDirect(self):
import dateutil.tz
def testTzFrom(self):
from dateutil import tz
def testTzAll(self):
from dateutil.tz import tzutc
from dateutil.tz import tzoffset
from dateutil.tz import tzlocal
from dateutil.tz import tzfile
from dateutil.tz import tzrange
from dateutil.tz import tzstr
from dateutil.tz import tzical
from dateutil.tz import gettz
from dateutil.tz import tzwin
from dateutil.tz import tzwinlocal
from dateutil.tz import UTC
from dateutil.tz import datetime_ambiguous
from dateutil.tz import datetime_exists
from dateutil.tz import resolve_imaginary
tz_all = ["tzutc", "tzoffset", "tzlocal", "tzfile", "tzrange",
"tzstr", "tzical", "gettz", "datetime_ambiguous",
"datetime_exists", "resolve_imaginary", "UTC"]
tz_all += ["tzwin", "tzwinlocal"] if sys.platform.startswith("win") else []
lvars = locals()
for var in tz_all:
self.assertIsNot(lvars[var], None)
@unittest.skipUnless(sys.platform.startswith('win'), "Requires Windows")
class ImportTZWinTest(unittest.TestCase):
""" Test that dateutil.tzwin related imports work properly """
def testTzwinDirect(self):
import dateutil.tzwin
def testTzwinFrom(self):
from dateutil import tzwin
def testTzwinStar(self):
from dateutil.tzwin import tzwin
from dateutil.tzwin import tzwinlocal
tzwin_all = [tzwin, tzwinlocal]
for var in tzwin_all:
self.assertIsNot(var, None)
class ImportZoneInfoTest(unittest.TestCase):
def testZoneinfoDirect(self):
import dateutil.zoneinfo
def testZoneinfoFrom(self):
from dateutil import zoneinfo
def testZoneinfoStar(self):
from dateutil.zoneinfo import gettz
from dateutil.zoneinfo import gettz_db_metadata
from dateutil.zoneinfo import rebuild
zi_all = (gettz, gettz_db_metadata, rebuild)
for var in zi_all:
self.assertIsNot(var, None)

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# -*- coding: utf-8 -*-
"""
Tests for implementation details, not necessarily part of the user-facing
API.
The motivating case for these tests is #483, where we want to smoke-test
code that may be difficult to reach through the standard API calls.
"""
import unittest
import sys
import pytest
from dateutil.parser._parser import _ymd
from dateutil import tz
IS_PY32 = sys.version_info[0:2] == (3, 2)
class TestYMD(unittest.TestCase):
# @pytest.mark.smoke
def test_could_be_day(self):
ymd = _ymd('foo bar 124 baz')
ymd.append(2, 'M')
assert ymd.has_month
assert not ymd.has_year
assert ymd.could_be_day(4)
assert not ymd.could_be_day(-6)
assert not ymd.could_be_day(32)
# Assumes leapyear
assert ymd.could_be_day(29)
ymd.append(1999)
assert ymd.has_year
assert not ymd.could_be_day(29)
ymd.append(16, 'D')
assert ymd.has_day
assert not ymd.could_be_day(1)
ymd = _ymd('foo bar 124 baz')
ymd.append(1999)
assert ymd.could_be_day(31)
###
# Test that private interfaces in _parser are deprecated properly
@pytest.mark.skipif(IS_PY32, reason='pytest.warns not supported on Python 3.2')
def test_parser_private_warns():
from dateutil.parser import _timelex, _tzparser
from dateutil.parser import _parsetz
with pytest.warns(DeprecationWarning):
_tzparser()
with pytest.warns(DeprecationWarning):
_timelex('2014-03-03')
with pytest.warns(DeprecationWarning):
_parsetz('+05:00')
@pytest.mark.skipif(IS_PY32, reason='pytest.warns not supported on Python 3.2')
def test_parser_parser_private_not_warns():
from dateutil.parser._parser import _timelex, _tzparser
from dateutil.parser._parser import _parsetz
with pytest.warns(None) as recorder:
_tzparser()
assert len(recorder) == 0
with pytest.warns(None) as recorder:
_timelex('2014-03-03')
assert len(recorder) == 0
with pytest.warns(None) as recorder:
_parsetz('+05:00')
assert len(recorder) == 0
@pytest.mark.tzstr
def test_tzstr_internal_timedeltas():
with pytest.warns(tz.DeprecatedTzFormatWarning):
tz1 = tz.tzstr("EST5EDT,5,4,0,7200,11,-3,0,7200")
with pytest.warns(tz.DeprecatedTzFormatWarning):
tz2 = tz.tzstr("EST5EDT,4,1,0,7200,10,-1,0,7200")
assert tz1._start_delta != tz2._start_delta
assert tz1._end_delta != tz2._end_delta

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# -*- coding: utf-8 -*-
from __future__ import unicode_literals
from datetime import datetime, timedelta, date, time
import itertools as it
from dateutil.tz import tz
from dateutil.parser import isoparser, isoparse
import pytest
import six
UTC = tz.tzutc()
def _generate_tzoffsets(limited):
def _mkoffset(hmtuple, fmt):
h, m = hmtuple
m_td = (-1 if h < 0 else 1) * m
tzo = tz.tzoffset(None, timedelta(hours=h, minutes=m_td))
return tzo, fmt.format(h, m)
out = []
if not limited:
# The subset that's just hours
hm_out_h = [(h, 0) for h in (-23, -5, 0, 5, 23)]
out.extend([_mkoffset(hm, '{:+03d}') for hm in hm_out_h])
# Ones that have hours and minutes
hm_out = [] + hm_out_h
hm_out += [(-12, 15), (11, 30), (10, 2), (5, 15), (-5, 30)]
else:
hm_out = [(-5, -0)]
fmts = ['{:+03d}:{:02d}', '{:+03d}{:02d}']
out += [_mkoffset(hm, fmt) for hm in hm_out for fmt in fmts]
# Also add in UTC and naive
out.append((tz.tzutc(), 'Z'))
out.append((None, ''))
return out
FULL_TZOFFSETS = _generate_tzoffsets(False)
FULL_TZOFFSETS_AWARE = [x for x in FULL_TZOFFSETS if x[1]]
TZOFFSETS = _generate_tzoffsets(True)
DATES = [datetime(1996, 1, 1), datetime(2017, 1, 1)]
@pytest.mark.parametrize('dt', tuple(DATES))
def test_year_only(dt):
dtstr = dt.strftime('%Y')
assert isoparse(dtstr) == dt
DATES += [datetime(2000, 2, 1), datetime(2017, 4, 1)]
@pytest.mark.parametrize('dt', tuple(DATES))
def test_year_month(dt):
fmt = '%Y-%m'
dtstr = dt.strftime(fmt)
assert isoparse(dtstr) == dt
DATES += [datetime(2016, 2, 29), datetime(2018, 3, 15)]
YMD_FMTS = ('%Y%m%d', '%Y-%m-%d')
@pytest.mark.parametrize('dt', tuple(DATES))
@pytest.mark.parametrize('fmt', YMD_FMTS)
def test_year_month_day(dt, fmt):
dtstr = dt.strftime(fmt)
assert isoparse(dtstr) == dt
def _isoparse_date_and_time(dt, date_fmt, time_fmt, tzoffset,
microsecond_precision=None):
tzi, offset_str = tzoffset
fmt = date_fmt + 'T' + time_fmt
dt = dt.replace(tzinfo=tzi)
dtstr = dt.strftime(fmt)
if microsecond_precision is not None:
if not fmt.endswith('%f'):
raise ValueError('Time format has no microseconds!')
if microsecond_precision != 6:
dtstr = dtstr[:-(6 - microsecond_precision)]
elif microsecond_precision > 6:
raise ValueError('Precision must be 1-6')
dtstr += offset_str
assert isoparse(dtstr) == dt
DATETIMES = [datetime(1998, 4, 16, 12),
datetime(2019, 11, 18, 23),
datetime(2014, 12, 16, 4)]
@pytest.mark.parametrize('dt', tuple(DATETIMES))
@pytest.mark.parametrize('date_fmt', YMD_FMTS)
@pytest.mark.parametrize('tzoffset', TZOFFSETS)
def test_ymd_h(dt, date_fmt, tzoffset):
_isoparse_date_and_time(dt, date_fmt, '%H', tzoffset)
DATETIMES = [datetime(2012, 1, 6, 9, 37)]
@pytest.mark.parametrize('dt', tuple(DATETIMES))
@pytest.mark.parametrize('date_fmt', YMD_FMTS)
@pytest.mark.parametrize('time_fmt', ('%H%M', '%H:%M'))
@pytest.mark.parametrize('tzoffset', TZOFFSETS)
def test_ymd_hm(dt, date_fmt, time_fmt, tzoffset):
_isoparse_date_and_time(dt, date_fmt, time_fmt, tzoffset)
DATETIMES = [datetime(2003, 9, 2, 22, 14, 2),
datetime(2003, 8, 8, 14, 9, 14),
datetime(2003, 4, 7, 6, 14, 59)]
HMS_FMTS = ('%H%M%S', '%H:%M:%S')
@pytest.mark.parametrize('dt', tuple(DATETIMES))
@pytest.mark.parametrize('date_fmt', YMD_FMTS)
@pytest.mark.parametrize('time_fmt', HMS_FMTS)
@pytest.mark.parametrize('tzoffset', TZOFFSETS)
def test_ymd_hms(dt, date_fmt, time_fmt, tzoffset):
_isoparse_date_and_time(dt, date_fmt, time_fmt, tzoffset)
DATETIMES = [datetime(2017, 11, 27, 6, 14, 30, 123456)]
@pytest.mark.parametrize('dt', tuple(DATETIMES))
@pytest.mark.parametrize('date_fmt', YMD_FMTS)
@pytest.mark.parametrize('time_fmt', (x + '.%f' for x in HMS_FMTS))
@pytest.mark.parametrize('tzoffset', TZOFFSETS)
@pytest.mark.parametrize('precision', list(range(3, 7)))
def test_ymd_hms_micro(dt, date_fmt, time_fmt, tzoffset, precision):
# Truncate the microseconds to the desired precision for the representation
dt = dt.replace(microsecond=int(round(dt.microsecond, precision-6)))
_isoparse_date_and_time(dt, date_fmt, time_fmt, tzoffset, precision)
@pytest.mark.parametrize('tzoffset', FULL_TZOFFSETS)
def test_full_tzoffsets(tzoffset):
dt = datetime(2017, 11, 27, 6, 14, 30, 123456)
date_fmt = '%Y-%m-%d'
time_fmt = '%H:%M:%S.%f'
_isoparse_date_and_time(dt, date_fmt, time_fmt, tzoffset)
@pytest.mark.parametrize('dt_str', [
'2014-04-11T00',
'2014-04-11T24',
'2014-04-11T00:00',
'2014-04-11T24:00',
'2014-04-11T00:00:00',
'2014-04-11T24:00:00',
'2014-04-11T00:00:00.000',
'2014-04-11T24:00:00.000',
'2014-04-11T00:00:00.000000',
'2014-04-11T24:00:00.000000']
)
def test_datetime_midnight(dt_str):
assert isoparse(dt_str) == datetime(2014, 4, 11, 0, 0, 0, 0)
@pytest.mark.parametrize('datestr', [
'2014-01-01',
'20140101',
])
@pytest.mark.parametrize('sep', [' ', 'a', 'T', '_', '-'])
def test_isoparse_sep_none(datestr, sep):
isostr = datestr + sep + '14:33:09'
assert isoparse(isostr) == datetime(2014, 1, 1, 14, 33, 9)
##
# Uncommon date formats
TIME_ARGS = ('time_args',
((None, time(0), None), ) + tuple(('%H:%M:%S.%f', _t, _tz)
for _t, _tz in it.product([time(0), time(9, 30), time(14, 47)],
TZOFFSETS)))
@pytest.mark.parametrize('isocal,dt_expected',[
((2017, 10), datetime(2017, 3, 6)),
((2020, 1), datetime(2019, 12, 30)), # ISO year != Cal year
((2004, 53), datetime(2004, 12, 27)), # Only half the week is in 2014
])
def test_isoweek(isocal, dt_expected):
# TODO: Figure out how to parametrize this on formats, too
for fmt in ('{:04d}-W{:02d}', '{:04d}W{:02d}'):
dtstr = fmt.format(*isocal)
assert isoparse(dtstr) == dt_expected
@pytest.mark.parametrize('isocal,dt_expected',[
((2016, 13, 7), datetime(2016, 4, 3)),
((2004, 53, 7), datetime(2005, 1, 2)), # ISO year != Cal year
((2009, 1, 2), datetime(2008, 12, 30)), # ISO year < Cal year
((2009, 53, 6), datetime(2010, 1, 2)) # ISO year > Cal year
])
def test_isoweek_day(isocal, dt_expected):
# TODO: Figure out how to parametrize this on formats, too
for fmt in ('{:04d}-W{:02d}-{:d}', '{:04d}W{:02d}{:d}'):
dtstr = fmt.format(*isocal)
assert isoparse(dtstr) == dt_expected
@pytest.mark.parametrize('isoord,dt_expected', [
((2004, 1), datetime(2004, 1, 1)),
((2016, 60), datetime(2016, 2, 29)),
((2017, 60), datetime(2017, 3, 1)),
((2016, 366), datetime(2016, 12, 31)),
((2017, 365), datetime(2017, 12, 31))
])
def test_iso_ordinal(isoord, dt_expected):
for fmt in ('{:04d}-{:03d}', '{:04d}{:03d}'):
dtstr = fmt.format(*isoord)
assert isoparse(dtstr) == dt_expected
###
# Acceptance of bytes
@pytest.mark.parametrize('isostr,dt', [
(b'2014', datetime(2014, 1, 1)),
(b'20140204', datetime(2014, 2, 4)),
(b'2014-02-04', datetime(2014, 2, 4)),
(b'2014-02-04T12', datetime(2014, 2, 4, 12)),
(b'2014-02-04T12:30', datetime(2014, 2, 4, 12, 30)),
(b'2014-02-04T12:30:15', datetime(2014, 2, 4, 12, 30, 15)),
(b'2014-02-04T12:30:15.224', datetime(2014, 2, 4, 12, 30, 15, 224000)),
(b'20140204T123015.224', datetime(2014, 2, 4, 12, 30, 15, 224000)),
(b'2014-02-04T12:30:15.224Z', datetime(2014, 2, 4, 12, 30, 15, 224000,
tz.tzutc())),
(b'2014-02-04T12:30:15.224+05:00',
datetime(2014, 2, 4, 12, 30, 15, 224000,
tzinfo=tz.tzoffset(None, timedelta(hours=5))))])
def test_bytes(isostr, dt):
assert isoparse(isostr) == dt
###
# Invalid ISO strings
@pytest.mark.parametrize('isostr,exception', [
('201', ValueError), # ISO string too short
('2012-0425', ValueError), # Inconsistent date separators
('201204-25', ValueError), # Inconsistent date separators
('20120425T0120:00', ValueError), # Inconsistent time separators
('20120425T012500-334', ValueError), # Wrong microsecond separator
('2001-1', ValueError), # YYYY-M not valid
('2012-04-9', ValueError), # YYYY-MM-D not valid
('201204', ValueError), # YYYYMM not valid
('20120411T03:30+', ValueError), # Time zone too short
('20120411T03:30+1234567', ValueError), # Time zone too long
('20120411T03:30-25:40', ValueError), # Time zone invalid
('2012-1a', ValueError), # Invalid month
('20120411T03:30+00:60', ValueError), # Time zone invalid minutes
('20120411T03:30+00:61', ValueError), # Time zone invalid minutes
('20120411T033030.123456012:00', # No sign in time zone
ValueError),
('2012-W00', ValueError), # Invalid ISO week
('2012-W55', ValueError), # Invalid ISO week
('2012-W01-0', ValueError), # Invalid ISO week day
('2012-W01-8', ValueError), # Invalid ISO week day
('2013-000', ValueError), # Invalid ordinal day
('2013-366', ValueError), # Invalid ordinal day
('2013366', ValueError), # Invalid ordinal day
('2014-03-12Т12:30:14', ValueError), # Cyrillic T
('2014-04-21T24:00:01', ValueError), # Invalid use of 24 for midnight
('2014_W01-1', ValueError), # Invalid separator
('2014W01-1', ValueError), # Inconsistent use of dashes
('2014-W011', ValueError), # Inconsistent use of dashes
])
def test_iso_raises(isostr, exception):
with pytest.raises(exception):
isoparse(isostr)
@pytest.mark.parametrize('sep_act,valid_sep', [
('C', 'T'),
('T', 'C')
])
def test_iso_raises_sep(sep_act, valid_sep):
isostr = '2012-04-25' + sep_act + '01:25:00'
@pytest.mark.xfail()
@pytest.mark.parametrize('isostr,exception', [
('20120425T01:2000', ValueError), # Inconsistent time separators
])
def test_iso_raises_failing(isostr, exception):
# These are test cases where the current implementation is too lenient
# and need to be fixed
with pytest.raises(exception):
isoparse(isostr)
###
# Test ISOParser constructor
@pytest.mark.parametrize('sep', [' ', '9', '🍛'])
def test_isoparser_invalid_sep(sep):
with pytest.raises(ValueError):
isoparser(sep=sep)
# This only fails on Python 3
@pytest.mark.xfail(six.PY3, reason="Fails on Python 3 only")
def test_isoparser_byte_sep():
dt = datetime(2017, 12, 6, 12, 30, 45)
dt_str = dt.isoformat(sep=str('T'))
dt_rt = isoparser(sep=b'T').isoparse(dt_str)
assert dt == dt_rt
###
# Test parse_tzstr
@pytest.mark.parametrize('tzoffset', FULL_TZOFFSETS)
def test_parse_tzstr(tzoffset):
dt = datetime(2017, 11, 27, 6, 14, 30, 123456)
date_fmt = '%Y-%m-%d'
time_fmt = '%H:%M:%S.%f'
_isoparse_date_and_time(dt, date_fmt, time_fmt, tzoffset)
@pytest.mark.parametrize('tzstr', [
'-00:00', '+00:00', '+00', '-00', '+0000', '-0000'
])
@pytest.mark.parametrize('zero_as_utc', [True, False])
def test_parse_tzstr_zero_as_utc(tzstr, zero_as_utc):
tzi = isoparser().parse_tzstr(tzstr, zero_as_utc=zero_as_utc)
assert tzi == tz.tzutc()
assert (type(tzi) == tz.tzutc) == zero_as_utc
@pytest.mark.parametrize('tzstr,exception', [
('00:00', ValueError), # No sign
('05:00', ValueError), # No sign
('_00:00', ValueError), # Invalid sign
('+25:00', ValueError), # Offset too large
('00:0000', ValueError), # String too long
])
def test_parse_tzstr_fails(tzstr, exception):
with pytest.raises(exception):
isoparser().parse_tzstr(tzstr)
###
# Test parse_isodate
def __make_date_examples():
dates_no_day = [
date(1999, 12, 1),
date(2016, 2, 1)
]
if six.PY3:
# strftime does not support dates before 1900 in Python 2
dates_no_day.append(date(1000, 11, 1))
# Only one supported format for dates with no day
o = zip(dates_no_day, it.repeat('%Y-%m'))
dates_w_day = [
date(1969, 12, 31),
date(1900, 1, 1),
date(2016, 2, 29),
date(2017, 11, 14)
]
dates_w_day_fmts = ('%Y%m%d', '%Y-%m-%d')
o = it.chain(o, it.product(dates_w_day, dates_w_day_fmts))
return list(o)
@pytest.mark.parametrize('d,dt_fmt', __make_date_examples())
@pytest.mark.parametrize('as_bytes', [True, False])
def test_parse_isodate(d, dt_fmt, as_bytes):
d_str = d.strftime(dt_fmt)
if isinstance(d_str, six.text_type) and as_bytes:
d_str = d_str.encode('ascii')
elif isinstance(d_str, six.binary_type) and not as_bytes:
d_str = d_str.decode('ascii')
iparser = isoparser()
assert iparser.parse_isodate(d_str) == d
@pytest.mark.parametrize('isostr,exception', [
('243', ValueError), # ISO string too short
('2014-0423', ValueError), # Inconsistent date separators
('201404-23', ValueError), # Inconsistent date separators
('2014日03月14', ValueError), # Not ASCII
('2013-02-29', ValueError), # Not a leap year
('2014/12/03', ValueError), # Wrong separators
('2014-04-19T', ValueError), # Unknown components
])
def test_isodate_raises(isostr, exception):
with pytest.raises(exception):
isoparser().parse_isodate(isostr)
###
# Test parse_isotime
def __make_time_examples():
outputs = []
# HH
time_h = [time(0), time(8), time(22)]
time_h_fmts = ['%H']
outputs.append(it.product(time_h, time_h_fmts))
# HHMM / HH:MM
time_hm = [time(0, 0), time(0, 30), time(8, 47), time(16, 1)]
time_hm_fmts = ['%H%M', '%H:%M']
outputs.append(it.product(time_hm, time_hm_fmts))
# HHMMSS / HH:MM:SS
time_hms = [time(0, 0, 0), time(0, 15, 30),
time(8, 2, 16), time(12, 0), time(16, 2), time(20, 45)]
time_hms_fmts = ['%H%M%S', '%H:%M:%S']
outputs.append(it.product(time_hms, time_hms_fmts))
# HHMMSS.ffffff / HH:MM:SS.ffffff
time_hmsu = [time(0, 0, 0, 0), time(4, 15, 3, 247993),
time(14, 21, 59, 948730),
time(23, 59, 59, 999999)]
time_hmsu_fmts = ['%H%M%S.%f', '%H:%M:%S.%f']
outputs.append(it.product(time_hmsu, time_hmsu_fmts))
outputs = list(map(list, outputs))
# Time zones
ex_naive = list(it.chain.from_iterable(x[0:2] for x in outputs))
o = it.product(ex_naive, TZOFFSETS) # ((time, fmt), (tzinfo, offsetstr))
o = ((t.replace(tzinfo=tzi), fmt + off_str)
for (t, fmt), (tzi, off_str) in o)
outputs.append(o)
return list(it.chain.from_iterable(outputs))
@pytest.mark.parametrize('time_val,time_fmt', __make_time_examples())
@pytest.mark.parametrize('as_bytes', [True, False])
def test_isotime(time_val, time_fmt, as_bytes):
tstr = time_val.strftime(time_fmt)
if isinstance(time_val, six.text_type) and as_bytes:
tstr = tstr.encode('ascii')
elif isinstance(time_val, six.binary_type) and not as_bytes:
tstr = tstr.decode('ascii')
iparser = isoparser()
assert iparser.parse_isotime(tstr) == time_val
@pytest.mark.parametrize('isostr,exception', [
('3', ValueError), # ISO string too short
('14時30分15秒', ValueError), # Not ASCII
('14_30_15', ValueError), # Invalid separators
('1430:15', ValueError), # Inconsistent separator use
('14:30:15.3684000309', ValueError), # Too much us precision
('25', ValueError), # Invalid hours
('25:15', ValueError), # Invalid hours
('14:60', ValueError), # Invalid minutes
('14:59:61', ValueError), # Invalid seconds
('14:30:15.3446830500', ValueError), # No sign in time zone
('14:30:15+', ValueError), # Time zone too short
('14:30:15+1234567', ValueError), # Time zone invalid
('14:59:59+25:00', ValueError), # Invalid tz hours
('14:59:59+12:62', ValueError), # Invalid tz minutes
('14:59:30_344583', ValueError), # Invalid microsecond separator
])
def test_isotime_raises(isostr, exception):
iparser = isoparser()
with pytest.raises(exception):
iparser.parse_isotime(isostr)
@pytest.mark.xfail()
@pytest.mark.parametrize('isostr,exception', [
('14:3015', ValueError), # Inconsistent separator use
('201202', ValueError) # Invalid ISO format
])
def test_isotime_raises_xfail(isostr, exception):
iparser = isoparser()
with pytest.raises(exception):
iparser.parse_isotime(isostr)

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# -*- coding: utf-8 -*-
from __future__ import unicode_literals
from ._common import WarningTestMixin, NotAValue
import calendar
from datetime import datetime, date, timedelta
import unittest
from dateutil.relativedelta import relativedelta, MO, TU, WE, FR, SU
class RelativeDeltaTest(WarningTestMixin, unittest.TestCase):
now = datetime(2003, 9, 17, 20, 54, 47, 282310)
today = date(2003, 9, 17)
def testInheritance(self):
# Ensure that relativedelta is inheritance-friendly.
class rdChildClass(relativedelta):
pass
ccRD = rdChildClass(years=1, months=1, days=1, leapdays=1, weeks=1,
hours=1, minutes=1, seconds=1, microseconds=1)
rd = relativedelta(years=1, months=1, days=1, leapdays=1, weeks=1,
hours=1, minutes=1, seconds=1, microseconds=1)
self.assertEqual(type(ccRD + rd), type(ccRD),
msg='Addition does not inherit type.')
self.assertEqual(type(ccRD - rd), type(ccRD),
msg='Subtraction does not inherit type.')
self.assertEqual(type(-ccRD), type(ccRD),
msg='Negation does not inherit type.')
self.assertEqual(type(ccRD * 5.0), type(ccRD),
msg='Multiplication does not inherit type.')
self.assertEqual(type(ccRD / 5.0), type(ccRD),
msg='Division does not inherit type.')
def testMonthEndMonthBeginning(self):
self.assertEqual(relativedelta(datetime(2003, 1, 31, 23, 59, 59),
datetime(2003, 3, 1, 0, 0, 0)),
relativedelta(months=-1, seconds=-1))
self.assertEqual(relativedelta(datetime(2003, 3, 1, 0, 0, 0),
datetime(2003, 1, 31, 23, 59, 59)),
relativedelta(months=1, seconds=1))
def testMonthEndMonthBeginningLeapYear(self):
self.assertEqual(relativedelta(datetime(2012, 1, 31, 23, 59, 59),
datetime(2012, 3, 1, 0, 0, 0)),
relativedelta(months=-1, seconds=-1))
self.assertEqual(relativedelta(datetime(2003, 3, 1, 0, 0, 0),
datetime(2003, 1, 31, 23, 59, 59)),
relativedelta(months=1, seconds=1))
def testNextMonth(self):
self.assertEqual(self.now+relativedelta(months=+1),
datetime(2003, 10, 17, 20, 54, 47, 282310))
def testNextMonthPlusOneWeek(self):
self.assertEqual(self.now+relativedelta(months=+1, weeks=+1),
datetime(2003, 10, 24, 20, 54, 47, 282310))
def testNextMonthPlusOneWeek10am(self):
self.assertEqual(self.today +
relativedelta(months=+1, weeks=+1, hour=10),
datetime(2003, 10, 24, 10, 0))
def testNextMonthPlusOneWeek10amDiff(self):
self.assertEqual(relativedelta(datetime(2003, 10, 24, 10, 0),
self.today),
relativedelta(months=+1, days=+7, hours=+10))
def testOneMonthBeforeOneYear(self):
self.assertEqual(self.now+relativedelta(years=+1, months=-1),
datetime(2004, 8, 17, 20, 54, 47, 282310))
def testMonthsOfDiffNumOfDays(self):
self.assertEqual(date(2003, 1, 27)+relativedelta(months=+1),
date(2003, 2, 27))
self.assertEqual(date(2003, 1, 31)+relativedelta(months=+1),
date(2003, 2, 28))
self.assertEqual(date(2003, 1, 31)+relativedelta(months=+2),
date(2003, 3, 31))
def testMonthsOfDiffNumOfDaysWithYears(self):
self.assertEqual(date(2000, 2, 28)+relativedelta(years=+1),
date(2001, 2, 28))
self.assertEqual(date(2000, 2, 29)+relativedelta(years=+1),
date(2001, 2, 28))
self.assertEqual(date(1999, 2, 28)+relativedelta(years=+1),
date(2000, 2, 28))
self.assertEqual(date(1999, 3, 1)+relativedelta(years=+1),
date(2000, 3, 1))
self.assertEqual(date(1999, 3, 1)+relativedelta(years=+1),
date(2000, 3, 1))
self.assertEqual(date(2001, 2, 28)+relativedelta(years=-1),
date(2000, 2, 28))
self.assertEqual(date(2001, 3, 1)+relativedelta(years=-1),
date(2000, 3, 1))
def testNextFriday(self):
self.assertEqual(self.today+relativedelta(weekday=FR),
date(2003, 9, 19))
def testNextFridayInt(self):
self.assertEqual(self.today+relativedelta(weekday=calendar.FRIDAY),
date(2003, 9, 19))
def testLastFridayInThisMonth(self):
self.assertEqual(self.today+relativedelta(day=31, weekday=FR(-1)),
date(2003, 9, 26))
def testNextWednesdayIsToday(self):
self.assertEqual(self.today+relativedelta(weekday=WE),
date(2003, 9, 17))
def testNextWenesdayNotToday(self):
self.assertEqual(self.today+relativedelta(days=+1, weekday=WE),
date(2003, 9, 24))
def test15thISOYearWeek(self):
self.assertEqual(date(2003, 1, 1) +
relativedelta(day=4, weeks=+14, weekday=MO(-1)),
date(2003, 4, 7))
def testMillenniumAge(self):
self.assertEqual(relativedelta(self.now, date(2001, 1, 1)),
relativedelta(years=+2, months=+8, days=+16,
hours=+20, minutes=+54, seconds=+47,
microseconds=+282310))
def testJohnAge(self):
self.assertEqual(relativedelta(self.now,
datetime(1978, 4, 5, 12, 0)),
relativedelta(years=+25, months=+5, days=+12,
hours=+8, minutes=+54, seconds=+47,
microseconds=+282310))
def testJohnAgeWithDate(self):
self.assertEqual(relativedelta(self.today,
datetime(1978, 4, 5, 12, 0)),
relativedelta(years=+25, months=+5, days=+11,
hours=+12))
def testYearDay(self):
self.assertEqual(date(2003, 1, 1)+relativedelta(yearday=260),
date(2003, 9, 17))
self.assertEqual(date(2002, 1, 1)+relativedelta(yearday=260),
date(2002, 9, 17))
self.assertEqual(date(2000, 1, 1)+relativedelta(yearday=260),
date(2000, 9, 16))
self.assertEqual(self.today+relativedelta(yearday=261),
date(2003, 9, 18))
def testYearDayBug(self):
# Tests a problem reported by Adam Ryan.
self.assertEqual(date(2010, 1, 1)+relativedelta(yearday=15),
date(2010, 1, 15))
def testNonLeapYearDay(self):
self.assertEqual(date(2003, 1, 1)+relativedelta(nlyearday=260),
date(2003, 9, 17))
self.assertEqual(date(2002, 1, 1)+relativedelta(nlyearday=260),
date(2002, 9, 17))
self.assertEqual(date(2000, 1, 1)+relativedelta(nlyearday=260),
date(2000, 9, 17))
self.assertEqual(self.today+relativedelta(yearday=261),
date(2003, 9, 18))
def testAddition(self):
self.assertEqual(relativedelta(days=10) +
relativedelta(years=1, months=2, days=3, hours=4,
minutes=5, microseconds=6),
relativedelta(years=1, months=2, days=13, hours=4,
minutes=5, microseconds=6))
def testAbsoluteAddition(self):
self.assertEqual(relativedelta() + relativedelta(day=0, hour=0),
relativedelta(day=0, hour=0))
self.assertEqual(relativedelta(day=0, hour=0) + relativedelta(),
relativedelta(day=0, hour=0))
def testAdditionToDatetime(self):
self.assertEqual(datetime(2000, 1, 1) + relativedelta(days=1),
datetime(2000, 1, 2))
def testRightAdditionToDatetime(self):
self.assertEqual(relativedelta(days=1) + datetime(2000, 1, 1),
datetime(2000, 1, 2))
def testAdditionInvalidType(self):
with self.assertRaises(TypeError):
relativedelta(days=3) + 9
def testAdditionUnsupportedType(self):
# For unsupported types that define their own comparators, etc.
self.assertIs(relativedelta(days=1) + NotAValue, NotAValue)
def testAdditionFloatValue(self):
self.assertEqual(datetime(2000, 1, 1) + relativedelta(days=float(1)),
datetime(2000, 1, 2))
self.assertEqual(datetime(2000, 1, 1) + relativedelta(months=float(1)),
datetime(2000, 2, 1))
self.assertEqual(datetime(2000, 1, 1) + relativedelta(years=float(1)),
datetime(2001, 1, 1))
def testAdditionFloatFractionals(self):
self.assertEqual(datetime(2000, 1, 1, 0) +
relativedelta(days=float(0.5)),
datetime(2000, 1, 1, 12))
self.assertEqual(datetime(2000, 1, 1, 0, 0) +
relativedelta(hours=float(0.5)),
datetime(2000, 1, 1, 0, 30))
self.assertEqual(datetime(2000, 1, 1, 0, 0, 0) +
relativedelta(minutes=float(0.5)),
datetime(2000, 1, 1, 0, 0, 30))
self.assertEqual(datetime(2000, 1, 1, 0, 0, 0, 0) +
relativedelta(seconds=float(0.5)),
datetime(2000, 1, 1, 0, 0, 0, 500000))
self.assertEqual(datetime(2000, 1, 1, 0, 0, 0, 0) +
relativedelta(microseconds=float(500000.25)),
datetime(2000, 1, 1, 0, 0, 0, 500000))
def testSubtraction(self):
self.assertEqual(relativedelta(days=10) -
relativedelta(years=1, months=2, days=3, hours=4,
minutes=5, microseconds=6),
relativedelta(years=-1, months=-2, days=7, hours=-4,
minutes=-5, microseconds=-6))
def testRightSubtractionFromDatetime(self):
self.assertEqual(datetime(2000, 1, 2) - relativedelta(days=1),
datetime(2000, 1, 1))
def testSubractionWithDatetime(self):
self.assertRaises(TypeError, lambda x, y: x - y,
(relativedelta(days=1), datetime(2000, 1, 1)))
def testSubtractionInvalidType(self):
with self.assertRaises(TypeError):
relativedelta(hours=12) - 14
def testSubtractionUnsupportedType(self):
self.assertIs(relativedelta(days=1) + NotAValue, NotAValue)
def testMultiplication(self):
self.assertEqual(datetime(2000, 1, 1) + relativedelta(days=1) * 28,
datetime(2000, 1, 29))
self.assertEqual(datetime(2000, 1, 1) + 28 * relativedelta(days=1),
datetime(2000, 1, 29))
def testMultiplicationUnsupportedType(self):
self.assertIs(relativedelta(days=1) * NotAValue, NotAValue)
def testDivision(self):
self.assertEqual(datetime(2000, 1, 1) + relativedelta(days=28) / 28,
datetime(2000, 1, 2))
def testDivisionUnsupportedType(self):
self.assertIs(relativedelta(days=1) / NotAValue, NotAValue)
def testBoolean(self):
self.assertFalse(relativedelta(days=0))
self.assertTrue(relativedelta(days=1))
def testAbsoluteValueNegative(self):
rd_base = relativedelta(years=-1, months=-5, days=-2, hours=-3,
minutes=-5, seconds=-2, microseconds=-12)
rd_expected = relativedelta(years=1, months=5, days=2, hours=3,
minutes=5, seconds=2, microseconds=12)
self.assertEqual(abs(rd_base), rd_expected)
def testAbsoluteValuePositive(self):
rd_base = relativedelta(years=1, months=5, days=2, hours=3,
minutes=5, seconds=2, microseconds=12)
rd_expected = rd_base
self.assertEqual(abs(rd_base), rd_expected)
def testComparison(self):
d1 = relativedelta(years=1, months=1, days=1, leapdays=0, hours=1,
minutes=1, seconds=1, microseconds=1)
d2 = relativedelta(years=1, months=1, days=1, leapdays=0, hours=1,
minutes=1, seconds=1, microseconds=1)
d3 = relativedelta(years=1, months=1, days=1, leapdays=0, hours=1,
minutes=1, seconds=1, microseconds=2)
self.assertEqual(d1, d2)
self.assertNotEqual(d1, d3)
def testInequalityTypeMismatch(self):
# Different type
self.assertFalse(relativedelta(year=1) == 19)
def testInequalityUnsupportedType(self):
self.assertIs(relativedelta(hours=3) == NotAValue, NotAValue)
def testInequalityWeekdays(self):
# Different weekdays
no_wday = relativedelta(year=1997, month=4)
wday_mo_1 = relativedelta(year=1997, month=4, weekday=MO(+1))
wday_mo_2 = relativedelta(year=1997, month=4, weekday=MO(+2))
wday_tu = relativedelta(year=1997, month=4, weekday=TU)
self.assertTrue(wday_mo_1 == wday_mo_1)
self.assertFalse(no_wday == wday_mo_1)
self.assertFalse(wday_mo_1 == no_wday)
self.assertFalse(wday_mo_1 == wday_mo_2)
self.assertFalse(wday_mo_2 == wday_mo_1)
self.assertFalse(wday_mo_1 == wday_tu)
self.assertFalse(wday_tu == wday_mo_1)
def testMonthOverflow(self):
self.assertEqual(relativedelta(months=273),
relativedelta(years=22, months=9))
def testWeeks(self):
# Test that the weeks property is working properly.
rd = relativedelta(years=4, months=2, weeks=8, days=6)
self.assertEqual((rd.weeks, rd.days), (8, 8 * 7 + 6))
rd.weeks = 3
self.assertEqual((rd.weeks, rd.days), (3, 3 * 7 + 6))
def testRelativeDeltaRepr(self):
self.assertEqual(repr(relativedelta(years=1, months=-1, days=15)),
'relativedelta(years=+1, months=-1, days=+15)')
self.assertEqual(repr(relativedelta(months=14, seconds=-25)),
'relativedelta(years=+1, months=+2, seconds=-25)')
self.assertEqual(repr(relativedelta(month=3, hour=3, weekday=SU(3))),
'relativedelta(month=3, weekday=SU(+3), hour=3)')
def testRelativeDeltaFractionalYear(self):
with self.assertRaises(ValueError):
relativedelta(years=1.5)
def testRelativeDeltaFractionalMonth(self):
with self.assertRaises(ValueError):
relativedelta(months=1.5)
def testRelativeDeltaFractionalAbsolutes(self):
# Fractional absolute values will soon be unsupported,
# check for the deprecation warning.
with self.assertWarns(DeprecationWarning):
relativedelta(year=2.86)
with self.assertWarns(DeprecationWarning):
relativedelta(month=1.29)
with self.assertWarns(DeprecationWarning):
relativedelta(day=0.44)
with self.assertWarns(DeprecationWarning):
relativedelta(hour=23.98)
with self.assertWarns(DeprecationWarning):
relativedelta(minute=45.21)
with self.assertWarns(DeprecationWarning):
relativedelta(second=13.2)
with self.assertWarns(DeprecationWarning):
relativedelta(microsecond=157221.93)
def testRelativeDeltaFractionalRepr(self):
rd = relativedelta(years=3, months=-2, days=1.25)
self.assertEqual(repr(rd),
'relativedelta(years=+3, months=-2, days=+1.25)')
rd = relativedelta(hours=0.5, seconds=9.22)
self.assertEqual(repr(rd),
'relativedelta(hours=+0.5, seconds=+9.22)')
def testRelativeDeltaFractionalWeeks(self):
# Equivalent to days=8, hours=18
rd = relativedelta(weeks=1.25)
d1 = datetime(2009, 9, 3, 0, 0)
self.assertEqual(d1 + rd,
datetime(2009, 9, 11, 18))
def testRelativeDeltaFractionalDays(self):
rd1 = relativedelta(days=1.48)
d1 = datetime(2009, 9, 3, 0, 0)
self.assertEqual(d1 + rd1,
datetime(2009, 9, 4, 11, 31, 12))
rd2 = relativedelta(days=1.5)
self.assertEqual(d1 + rd2,
datetime(2009, 9, 4, 12, 0, 0))
def testRelativeDeltaFractionalHours(self):
rd = relativedelta(days=1, hours=12.5)
d1 = datetime(2009, 9, 3, 0, 0)
self.assertEqual(d1 + rd,
datetime(2009, 9, 4, 12, 30, 0))
def testRelativeDeltaFractionalMinutes(self):
rd = relativedelta(hours=1, minutes=30.5)
d1 = datetime(2009, 9, 3, 0, 0)
self.assertEqual(d1 + rd,
datetime(2009, 9, 3, 1, 30, 30))
def testRelativeDeltaFractionalSeconds(self):
rd = relativedelta(hours=5, minutes=30, seconds=30.5)
d1 = datetime(2009, 9, 3, 0, 0)
self.assertEqual(d1 + rd,
datetime(2009, 9, 3, 5, 30, 30, 500000))
def testRelativeDeltaFractionalPositiveOverflow(self):
# Equivalent to (days=1, hours=14)
rd1 = relativedelta(days=1.5, hours=2)
d1 = datetime(2009, 9, 3, 0, 0)
self.assertEqual(d1 + rd1,
datetime(2009, 9, 4, 14, 0, 0))
# Equivalent to (days=1, hours=14, minutes=45)
rd2 = relativedelta(days=1.5, hours=2.5, minutes=15)
d1 = datetime(2009, 9, 3, 0, 0)
self.assertEqual(d1 + rd2,
datetime(2009, 9, 4, 14, 45))
# Carry back up - equivalent to (days=2, hours=2, minutes=0, seconds=1)
rd3 = relativedelta(days=1.5, hours=13, minutes=59.5, seconds=31)
self.assertEqual(d1 + rd3,
datetime(2009, 9, 5, 2, 0, 1))
def testRelativeDeltaFractionalNegativeDays(self):
# Equivalent to (days=-1, hours=-1)
rd1 = relativedelta(days=-1.5, hours=11)
d1 = datetime(2009, 9, 3, 12, 0)
self.assertEqual(d1 + rd1,
datetime(2009, 9, 2, 11, 0, 0))
# Equivalent to (days=-1, hours=-9)
rd2 = relativedelta(days=-1.25, hours=-3)
self.assertEqual(d1 + rd2,
datetime(2009, 9, 2, 3))
def testRelativeDeltaNormalizeFractionalDays(self):
# Equivalent to (days=2, hours=18)
rd1 = relativedelta(days=2.75)
self.assertEqual(rd1.normalized(), relativedelta(days=2, hours=18))
# Equvalent to (days=1, hours=11, minutes=31, seconds=12)
rd2 = relativedelta(days=1.48)
self.assertEqual(rd2.normalized(),
relativedelta(days=1, hours=11, minutes=31, seconds=12))
def testRelativeDeltaNormalizeFractionalDays2(self):
# Equivalent to (hours=1, minutes=30)
rd1 = relativedelta(hours=1.5)
self.assertEqual(rd1.normalized(), relativedelta(hours=1, minutes=30))
# Equivalent to (hours=3, minutes=17, seconds=5, microseconds=100)
rd2 = relativedelta(hours=3.28472225)
self.assertEqual(rd2.normalized(),
relativedelta(hours=3, minutes=17, seconds=5, microseconds=100))
def testRelativeDeltaNormalizeFractionalMinutes(self):
# Equivalent to (minutes=15, seconds=36)
rd1 = relativedelta(minutes=15.6)
self.assertEqual(rd1.normalized(),
relativedelta(minutes=15, seconds=36))
# Equivalent to (minutes=25, seconds=20, microseconds=25000)
rd2 = relativedelta(minutes=25.33375)
self.assertEqual(rd2.normalized(),
relativedelta(minutes=25, seconds=20, microseconds=25000))
def testRelativeDeltaNormalizeFractionalSeconds(self):
# Equivalent to (seconds=45, microseconds=25000)
rd1 = relativedelta(seconds=45.025)
self.assertEqual(rd1.normalized(),
relativedelta(seconds=45, microseconds=25000))
def testRelativeDeltaFractionalPositiveOverflow2(self):
# Equivalent to (days=1, hours=14)
rd1 = relativedelta(days=1.5, hours=2)
self.assertEqual(rd1.normalized(),
relativedelta(days=1, hours=14))
# Equivalent to (days=1, hours=14, minutes=45)
rd2 = relativedelta(days=1.5, hours=2.5, minutes=15)
self.assertEqual(rd2.normalized(),
relativedelta(days=1, hours=14, minutes=45))
# Carry back up - equivalent to:
# (days=2, hours=2, minutes=0, seconds=2, microseconds=3)
rd3 = relativedelta(days=1.5, hours=13, minutes=59.50045,
seconds=31.473, microseconds=500003)
self.assertEqual(rd3.normalized(),
relativedelta(days=2, hours=2, minutes=0,
seconds=2, microseconds=3))
def testRelativeDeltaFractionalNegativeOverflow(self):
# Equivalent to (days=-1)
rd1 = relativedelta(days=-0.5, hours=-12)
self.assertEqual(rd1.normalized(),
relativedelta(days=-1))
# Equivalent to (days=-1)
rd2 = relativedelta(days=-1.5, hours=12)
self.assertEqual(rd2.normalized(),
relativedelta(days=-1))
# Equivalent to (days=-1, hours=-14, minutes=-45)
rd3 = relativedelta(days=-1.5, hours=-2.5, minutes=-15)
self.assertEqual(rd3.normalized(),
relativedelta(days=-1, hours=-14, minutes=-45))
# Equivalent to (days=-1, hours=-14, minutes=+15)
rd4 = relativedelta(days=-1.5, hours=-2.5, minutes=45)
self.assertEqual(rd4.normalized(),
relativedelta(days=-1, hours=-14, minutes=+15))
# Carry back up - equivalent to:
# (days=-2, hours=-2, minutes=0, seconds=-2, microseconds=-3)
rd3 = relativedelta(days=-1.5, hours=-13, minutes=-59.50045,
seconds=-31.473, microseconds=-500003)
self.assertEqual(rd3.normalized(),
relativedelta(days=-2, hours=-2, minutes=0,
seconds=-2, microseconds=-3))
def testInvalidYearDay(self):
with self.assertRaises(ValueError):
relativedelta(yearday=367)
def testAddTimedeltaToUnpopulatedRelativedelta(self):
td = timedelta(
days=1,
seconds=1,
microseconds=1,
milliseconds=1,
minutes=1,
hours=1,
weeks=1
)
expected = relativedelta(
weeks=1,
days=1,
hours=1,
minutes=1,
seconds=1,
microseconds=1001
)
self.assertEqual(expected, relativedelta() + td)
def testAddTimedeltaToPopulatedRelativeDelta(self):
td = timedelta(
days=1,
seconds=1,
microseconds=1,
milliseconds=1,
minutes=1,
hours=1,
weeks=1
)
rd = relativedelta(
year=1,
month=1,
day=1,
hour=1,
minute=1,
second=1,
microsecond=1,
years=1,
months=1,
days=1,
weeks=1,
hours=1,
minutes=1,
seconds=1,
microseconds=1
)
expected = relativedelta(
year=1,
month=1,
day=1,
hour=1,
minute=1,
second=1,
microsecond=1,
years=1,
months=1,
weeks=2,
days=2,
hours=2,
minutes=2,
seconds=2,
microseconds=1002,
)
self.assertEqual(expected, rd + td)
def testHashable(self):
try:
{relativedelta(minute=1): 'test'}
except:
self.fail("relativedelta() failed to hash!")
class RelativeDeltaWeeksPropertyGetterTest(unittest.TestCase):
"""Test the weeks property getter"""
def test_one_day(self):
rd = relativedelta(days=1)
self.assertEqual(rd.days, 1)
self.assertEqual(rd.weeks, 0)
def test_minus_one_day(self):
rd = relativedelta(days=-1)
self.assertEqual(rd.days, -1)
self.assertEqual(rd.weeks, 0)
def test_height_days(self):
rd = relativedelta(days=8)
self.assertEqual(rd.days, 8)
self.assertEqual(rd.weeks, 1)
def test_minus_height_days(self):
rd = relativedelta(days=-8)
self.assertEqual(rd.days, -8)
self.assertEqual(rd.weeks, -1)
class RelativeDeltaWeeksPropertySetterTest(unittest.TestCase):
"""Test the weeks setter which makes a "smart" update of the days attribute"""
def test_one_day_set_one_week(self):
rd = relativedelta(days=1)
rd.weeks = 1 # add 7 days
self.assertEqual(rd.days, 8)
self.assertEqual(rd.weeks, 1)
def test_minus_one_day_set_one_week(self):
rd = relativedelta(days=-1)
rd.weeks = 1 # add 7 days
self.assertEqual(rd.days, 6)
self.assertEqual(rd.weeks, 0)
def test_height_days_set_minus_one_week(self):
rd = relativedelta(days=8)
rd.weeks = -1 # change from 1 week, 1 day to -1 week, 1 day
self.assertEqual(rd.days, -6)
self.assertEqual(rd.weeks, 0)
def test_minus_height_days_set_minus_one_week(self):
rd = relativedelta(days=-8)
rd.weeks = -1 # does not change anything
self.assertEqual(rd.days, -8)
self.assertEqual(rd.weeks, -1)
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# -*- coding: utf-8 -*-
from __future__ import unicode_literals
from datetime import timedelta, datetime
import unittest
from dateutil import tz
from dateutil import utils
from dateutil.utils import within_delta
from freezegun import freeze_time
UTC = tz.tzutc()
NYC = tz.gettz("America/New_York")
class UtilsTest(unittest.TestCase):
@freeze_time(datetime(2014, 12, 15, 1, 21, 33, 4003))
def testToday(self):
self.assertEqual(utils.today(), datetime(2014, 12, 15, 0, 0, 0))
@freeze_time(datetime(2014, 12, 15, 12), tz_offset=5)
def testTodayTzInfo(self):
self.assertEqual(utils.today(NYC),
datetime(2014, 12, 15, 0, 0, 0, tzinfo=NYC))
@freeze_time(datetime(2014, 12, 15, 23), tz_offset=5)
def testTodayTzInfoDifferentDay(self):
self.assertEqual(utils.today(UTC),
datetime(2014, 12, 16, 0, 0, 0, tzinfo=UTC))
def testDefaultTZInfoNaive(self):
dt = datetime(2014, 9, 14, 9, 30)
self.assertIs(utils.default_tzinfo(dt, NYC).tzinfo,
NYC)
def testDefaultTZInfoAware(self):
dt = datetime(2014, 9, 14, 9, 30, tzinfo=UTC)
self.assertIs(utils.default_tzinfo(dt, NYC).tzinfo,
UTC)
def testWithinDelta(self):
d1 = datetime(2016, 1, 1, 12, 14, 1, 9)
d2 = d1.replace(microsecond=15)
self.assertTrue(within_delta(d1, d2, timedelta(seconds=1)))
self.assertFalse(within_delta(d1, d2, timedelta(microseconds=1)))
def testWithinDeltaWithNegativeDelta(self):
d1 = datetime(2016, 1, 1)
d2 = datetime(2015, 12, 31)
self.assertTrue(within_delta(d2, d1, timedelta(days=-1)))