4710c53dca
These files are a subset of the python-2.7.2.tgz distribution from python.org. Changed files from PyMod-2.7.2 have been copied into the corresponding directories of this tree, replacing the original files in the distribution. Signed-off-by: daryl.mcdaniel@intel.com git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13197 6f19259b-4bc3-4df7-8a09-765794883524
3368 lines
135 KiB
Python
3368 lines
135 KiB
Python
"""Test date/time type.
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See http://www.zope.org/Members/fdrake/DateTimeWiki/TestCases
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"""
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from __future__ import division
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import sys
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import pickle
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import cPickle
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import unittest
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from test import test_support
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from datetime import MINYEAR, MAXYEAR
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from datetime import timedelta
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from datetime import tzinfo
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from datetime import time
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from datetime import date, datetime
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pickle_choices = [(pickler, unpickler, proto)
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for pickler in pickle, cPickle
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for unpickler in pickle, cPickle
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for proto in range(3)]
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assert len(pickle_choices) == 2*2*3
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# An arbitrary collection of objects of non-datetime types, for testing
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# mixed-type comparisons.
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OTHERSTUFF = (10, 10L, 34.5, "abc", {}, [], ())
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#############################################################################
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# module tests
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class TestModule(unittest.TestCase):
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def test_constants(self):
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import datetime
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self.assertEqual(datetime.MINYEAR, 1)
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self.assertEqual(datetime.MAXYEAR, 9999)
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#############################################################################
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# tzinfo tests
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class FixedOffset(tzinfo):
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def __init__(self, offset, name, dstoffset=42):
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if isinstance(offset, int):
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offset = timedelta(minutes=offset)
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if isinstance(dstoffset, int):
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dstoffset = timedelta(minutes=dstoffset)
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self.__offset = offset
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self.__name = name
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self.__dstoffset = dstoffset
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def __repr__(self):
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return self.__name.lower()
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def utcoffset(self, dt):
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return self.__offset
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def tzname(self, dt):
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return self.__name
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def dst(self, dt):
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return self.__dstoffset
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class PicklableFixedOffset(FixedOffset):
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def __init__(self, offset=None, name=None, dstoffset=None):
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FixedOffset.__init__(self, offset, name, dstoffset)
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class TestTZInfo(unittest.TestCase):
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def test_non_abstractness(self):
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# In order to allow subclasses to get pickled, the C implementation
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# wasn't able to get away with having __init__ raise
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# NotImplementedError.
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useless = tzinfo()
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dt = datetime.max
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self.assertRaises(NotImplementedError, useless.tzname, dt)
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self.assertRaises(NotImplementedError, useless.utcoffset, dt)
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self.assertRaises(NotImplementedError, useless.dst, dt)
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def test_subclass_must_override(self):
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class NotEnough(tzinfo):
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def __init__(self, offset, name):
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self.__offset = offset
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self.__name = name
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self.assertTrue(issubclass(NotEnough, tzinfo))
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ne = NotEnough(3, "NotByALongShot")
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self.assertIsInstance(ne, tzinfo)
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dt = datetime.now()
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self.assertRaises(NotImplementedError, ne.tzname, dt)
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self.assertRaises(NotImplementedError, ne.utcoffset, dt)
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self.assertRaises(NotImplementedError, ne.dst, dt)
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def test_normal(self):
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fo = FixedOffset(3, "Three")
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self.assertIsInstance(fo, tzinfo)
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for dt in datetime.now(), None:
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self.assertEqual(fo.utcoffset(dt), timedelta(minutes=3))
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self.assertEqual(fo.tzname(dt), "Three")
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self.assertEqual(fo.dst(dt), timedelta(minutes=42))
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def test_pickling_base(self):
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# There's no point to pickling tzinfo objects on their own (they
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# carry no data), but they need to be picklable anyway else
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# concrete subclasses can't be pickled.
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orig = tzinfo.__new__(tzinfo)
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self.assertTrue(type(orig) is tzinfo)
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for pickler, unpickler, proto in pickle_choices:
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green = pickler.dumps(orig, proto)
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derived = unpickler.loads(green)
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self.assertTrue(type(derived) is tzinfo)
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def test_pickling_subclass(self):
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# Make sure we can pickle/unpickle an instance of a subclass.
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offset = timedelta(minutes=-300)
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orig = PicklableFixedOffset(offset, 'cookie')
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self.assertIsInstance(orig, tzinfo)
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self.assertTrue(type(orig) is PicklableFixedOffset)
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self.assertEqual(orig.utcoffset(None), offset)
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self.assertEqual(orig.tzname(None), 'cookie')
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for pickler, unpickler, proto in pickle_choices:
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green = pickler.dumps(orig, proto)
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derived = unpickler.loads(green)
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self.assertIsInstance(derived, tzinfo)
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self.assertTrue(type(derived) is PicklableFixedOffset)
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self.assertEqual(derived.utcoffset(None), offset)
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self.assertEqual(derived.tzname(None), 'cookie')
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#############################################################################
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# Base clase for testing a particular aspect of timedelta, time, date and
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# datetime comparisons.
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class HarmlessMixedComparison:
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# Test that __eq__ and __ne__ don't complain for mixed-type comparisons.
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# Subclasses must define 'theclass', and theclass(1, 1, 1) must be a
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# legit constructor.
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def test_harmless_mixed_comparison(self):
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me = self.theclass(1, 1, 1)
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self.assertFalse(me == ())
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self.assertTrue(me != ())
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self.assertFalse(() == me)
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self.assertTrue(() != me)
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self.assertIn(me, [1, 20L, [], me])
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self.assertIn([], [me, 1, 20L, []])
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def test_harmful_mixed_comparison(self):
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me = self.theclass(1, 1, 1)
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self.assertRaises(TypeError, lambda: me < ())
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self.assertRaises(TypeError, lambda: me <= ())
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self.assertRaises(TypeError, lambda: me > ())
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self.assertRaises(TypeError, lambda: me >= ())
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self.assertRaises(TypeError, lambda: () < me)
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self.assertRaises(TypeError, lambda: () <= me)
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self.assertRaises(TypeError, lambda: () > me)
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self.assertRaises(TypeError, lambda: () >= me)
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self.assertRaises(TypeError, cmp, (), me)
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self.assertRaises(TypeError, cmp, me, ())
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#############################################################################
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# timedelta tests
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class TestTimeDelta(HarmlessMixedComparison, unittest.TestCase):
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theclass = timedelta
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def test_constructor(self):
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eq = self.assertEqual
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td = timedelta
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# Check keyword args to constructor
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eq(td(), td(weeks=0, days=0, hours=0, minutes=0, seconds=0,
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milliseconds=0, microseconds=0))
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eq(td(1), td(days=1))
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eq(td(0, 1), td(seconds=1))
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eq(td(0, 0, 1), td(microseconds=1))
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eq(td(weeks=1), td(days=7))
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eq(td(days=1), td(hours=24))
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eq(td(hours=1), td(minutes=60))
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eq(td(minutes=1), td(seconds=60))
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eq(td(seconds=1), td(milliseconds=1000))
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eq(td(milliseconds=1), td(microseconds=1000))
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# Check float args to constructor
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eq(td(weeks=1.0/7), td(days=1))
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eq(td(days=1.0/24), td(hours=1))
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eq(td(hours=1.0/60), td(minutes=1))
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eq(td(minutes=1.0/60), td(seconds=1))
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eq(td(seconds=0.001), td(milliseconds=1))
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eq(td(milliseconds=0.001), td(microseconds=1))
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def test_computations(self):
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eq = self.assertEqual
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td = timedelta
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a = td(7) # One week
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b = td(0, 60) # One minute
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c = td(0, 0, 1000) # One millisecond
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eq(a+b+c, td(7, 60, 1000))
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eq(a-b, td(6, 24*3600 - 60))
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eq(-a, td(-7))
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eq(+a, td(7))
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eq(-b, td(-1, 24*3600 - 60))
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eq(-c, td(-1, 24*3600 - 1, 999000))
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eq(abs(a), a)
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eq(abs(-a), a)
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eq(td(6, 24*3600), a)
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eq(td(0, 0, 60*1000000), b)
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eq(a*10, td(70))
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eq(a*10, 10*a)
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eq(a*10L, 10*a)
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eq(b*10, td(0, 600))
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eq(10*b, td(0, 600))
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eq(b*10L, td(0, 600))
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eq(c*10, td(0, 0, 10000))
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eq(10*c, td(0, 0, 10000))
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eq(c*10L, td(0, 0, 10000))
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eq(a*-1, -a)
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eq(b*-2, -b-b)
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eq(c*-2, -c+-c)
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eq(b*(60*24), (b*60)*24)
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eq(b*(60*24), (60*b)*24)
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eq(c*1000, td(0, 1))
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eq(1000*c, td(0, 1))
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eq(a//7, td(1))
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eq(b//10, td(0, 6))
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eq(c//1000, td(0, 0, 1))
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eq(a//10, td(0, 7*24*360))
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eq(a//3600000, td(0, 0, 7*24*1000))
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# Issue #11576
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eq(td(999999999, 86399, 999999) - td(999999999, 86399, 999998),
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td(0, 0, 1))
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eq(td(999999999, 1, 1) - td(999999999, 1, 0),
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td(0, 0, 1))
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def test_disallowed_computations(self):
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a = timedelta(42)
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# Add/sub ints, longs, floats should be illegal
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for i in 1, 1L, 1.0:
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self.assertRaises(TypeError, lambda: a+i)
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self.assertRaises(TypeError, lambda: a-i)
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self.assertRaises(TypeError, lambda: i+a)
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self.assertRaises(TypeError, lambda: i-a)
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# Mul/div by float isn't supported.
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x = 2.3
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self.assertRaises(TypeError, lambda: a*x)
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self.assertRaises(TypeError, lambda: x*a)
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self.assertRaises(TypeError, lambda: a/x)
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self.assertRaises(TypeError, lambda: x/a)
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self.assertRaises(TypeError, lambda: a // x)
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self.assertRaises(TypeError, lambda: x // a)
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# Division of int by timedelta doesn't make sense.
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# Division by zero doesn't make sense.
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for zero in 0, 0L:
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self.assertRaises(TypeError, lambda: zero // a)
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self.assertRaises(ZeroDivisionError, lambda: a // zero)
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def test_basic_attributes(self):
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days, seconds, us = 1, 7, 31
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td = timedelta(days, seconds, us)
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self.assertEqual(td.days, days)
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self.assertEqual(td.seconds, seconds)
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self.assertEqual(td.microseconds, us)
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def test_total_seconds(self):
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td = timedelta(days=365)
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self.assertEqual(td.total_seconds(), 31536000.0)
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for total_seconds in [123456.789012, -123456.789012, 0.123456, 0, 1e6]:
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td = timedelta(seconds=total_seconds)
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self.assertEqual(td.total_seconds(), total_seconds)
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# Issue8644: Test that td.total_seconds() has the same
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# accuracy as td / timedelta(seconds=1).
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for ms in [-1, -2, -123]:
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td = timedelta(microseconds=ms)
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self.assertEqual(td.total_seconds(),
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((24*3600*td.days + td.seconds)*10**6
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+ td.microseconds)/10**6)
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def test_carries(self):
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t1 = timedelta(days=100,
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weeks=-7,
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hours=-24*(100-49),
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minutes=-3,
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seconds=12,
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microseconds=(3*60 - 12) * 1e6 + 1)
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t2 = timedelta(microseconds=1)
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self.assertEqual(t1, t2)
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def test_hash_equality(self):
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t1 = timedelta(days=100,
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weeks=-7,
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hours=-24*(100-49),
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minutes=-3,
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seconds=12,
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microseconds=(3*60 - 12) * 1000000)
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t2 = timedelta()
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self.assertEqual(hash(t1), hash(t2))
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t1 += timedelta(weeks=7)
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t2 += timedelta(days=7*7)
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self.assertEqual(t1, t2)
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self.assertEqual(hash(t1), hash(t2))
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d = {t1: 1}
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d[t2] = 2
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self.assertEqual(len(d), 1)
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self.assertEqual(d[t1], 2)
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def test_pickling(self):
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args = 12, 34, 56
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orig = timedelta(*args)
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for pickler, unpickler, proto in pickle_choices:
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green = pickler.dumps(orig, proto)
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derived = unpickler.loads(green)
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self.assertEqual(orig, derived)
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def test_compare(self):
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t1 = timedelta(2, 3, 4)
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t2 = timedelta(2, 3, 4)
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self.assertTrue(t1 == t2)
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self.assertTrue(t1 <= t2)
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self.assertTrue(t1 >= t2)
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self.assertTrue(not t1 != t2)
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self.assertTrue(not t1 < t2)
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self.assertTrue(not t1 > t2)
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self.assertEqual(cmp(t1, t2), 0)
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self.assertEqual(cmp(t2, t1), 0)
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for args in (3, 3, 3), (2, 4, 4), (2, 3, 5):
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t2 = timedelta(*args) # this is larger than t1
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self.assertTrue(t1 < t2)
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self.assertTrue(t2 > t1)
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self.assertTrue(t1 <= t2)
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self.assertTrue(t2 >= t1)
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self.assertTrue(t1 != t2)
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self.assertTrue(t2 != t1)
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self.assertTrue(not t1 == t2)
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self.assertTrue(not t2 == t1)
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self.assertTrue(not t1 > t2)
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self.assertTrue(not t2 < t1)
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self.assertTrue(not t1 >= t2)
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self.assertTrue(not t2 <= t1)
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self.assertEqual(cmp(t1, t2), -1)
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self.assertEqual(cmp(t2, t1), 1)
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for badarg in OTHERSTUFF:
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self.assertEqual(t1 == badarg, False)
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self.assertEqual(t1 != badarg, True)
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self.assertEqual(badarg == t1, False)
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self.assertEqual(badarg != t1, True)
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self.assertRaises(TypeError, lambda: t1 <= badarg)
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self.assertRaises(TypeError, lambda: t1 < badarg)
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self.assertRaises(TypeError, lambda: t1 > badarg)
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self.assertRaises(TypeError, lambda: t1 >= badarg)
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self.assertRaises(TypeError, lambda: badarg <= t1)
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self.assertRaises(TypeError, lambda: badarg < t1)
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self.assertRaises(TypeError, lambda: badarg > t1)
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self.assertRaises(TypeError, lambda: badarg >= t1)
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def test_str(self):
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td = timedelta
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eq = self.assertEqual
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eq(str(td(1)), "1 day, 0:00:00")
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eq(str(td(-1)), "-1 day, 0:00:00")
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eq(str(td(2)), "2 days, 0:00:00")
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eq(str(td(-2)), "-2 days, 0:00:00")
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eq(str(td(hours=12, minutes=58, seconds=59)), "12:58:59")
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eq(str(td(hours=2, minutes=3, seconds=4)), "2:03:04")
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eq(str(td(weeks=-30, hours=23, minutes=12, seconds=34)),
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"-210 days, 23:12:34")
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eq(str(td(milliseconds=1)), "0:00:00.001000")
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eq(str(td(microseconds=3)), "0:00:00.000003")
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eq(str(td(days=999999999, hours=23, minutes=59, seconds=59,
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microseconds=999999)),
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"999999999 days, 23:59:59.999999")
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def test_roundtrip(self):
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for td in (timedelta(days=999999999, hours=23, minutes=59,
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seconds=59, microseconds=999999),
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timedelta(days=-999999999),
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timedelta(days=1, seconds=2, microseconds=3)):
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# Verify td -> string -> td identity.
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s = repr(td)
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self.assertTrue(s.startswith('datetime.'))
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s = s[9:]
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td2 = eval(s)
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self.assertEqual(td, td2)
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# Verify identity via reconstructing from pieces.
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td2 = timedelta(td.days, td.seconds, td.microseconds)
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self.assertEqual(td, td2)
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def test_resolution_info(self):
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self.assertIsInstance(timedelta.min, timedelta)
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self.assertIsInstance(timedelta.max, timedelta)
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self.assertIsInstance(timedelta.resolution, timedelta)
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self.assertTrue(timedelta.max > timedelta.min)
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self.assertEqual(timedelta.min, timedelta(-999999999))
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self.assertEqual(timedelta.max, timedelta(999999999, 24*3600-1, 1e6-1))
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self.assertEqual(timedelta.resolution, timedelta(0, 0, 1))
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def test_overflow(self):
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tiny = timedelta.resolution
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td = timedelta.min + tiny
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td -= tiny # no problem
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self.assertRaises(OverflowError, td.__sub__, tiny)
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self.assertRaises(OverflowError, td.__add__, -tiny)
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td = timedelta.max - tiny
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td += tiny # no problem
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self.assertRaises(OverflowError, td.__add__, tiny)
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self.assertRaises(OverflowError, td.__sub__, -tiny)
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self.assertRaises(OverflowError, lambda: -timedelta.max)
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def test_microsecond_rounding(self):
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td = timedelta
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eq = self.assertEqual
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# Single-field rounding.
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eq(td(milliseconds=0.4/1000), td(0)) # rounds to 0
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eq(td(milliseconds=-0.4/1000), td(0)) # rounds to 0
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eq(td(milliseconds=0.6/1000), td(microseconds=1))
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eq(td(milliseconds=-0.6/1000), td(microseconds=-1))
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# Rounding due to contributions from more than one field.
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us_per_hour = 3600e6
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us_per_day = us_per_hour * 24
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eq(td(days=.4/us_per_day), td(0))
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eq(td(hours=.2/us_per_hour), td(0))
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eq(td(days=.4/us_per_day, hours=.2/us_per_hour), td(microseconds=1))
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eq(td(days=-.4/us_per_day), td(0))
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eq(td(hours=-.2/us_per_hour), td(0))
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eq(td(days=-.4/us_per_day, hours=-.2/us_per_hour), td(microseconds=-1))
|
|
|
|
def test_massive_normalization(self):
|
|
td = timedelta(microseconds=-1)
|
|
self.assertEqual((td.days, td.seconds, td.microseconds),
|
|
(-1, 24*3600-1, 999999))
|
|
|
|
def test_bool(self):
|
|
self.assertTrue(timedelta(1))
|
|
self.assertTrue(timedelta(0, 1))
|
|
self.assertTrue(timedelta(0, 0, 1))
|
|
self.assertTrue(timedelta(microseconds=1))
|
|
self.assertTrue(not timedelta(0))
|
|
|
|
def test_subclass_timedelta(self):
|
|
|
|
class T(timedelta):
|
|
@staticmethod
|
|
def from_td(td):
|
|
return T(td.days, td.seconds, td.microseconds)
|
|
|
|
def as_hours(self):
|
|
sum = (self.days * 24 +
|
|
self.seconds / 3600.0 +
|
|
self.microseconds / 3600e6)
|
|
return round(sum)
|
|
|
|
t1 = T(days=1)
|
|
self.assertTrue(type(t1) is T)
|
|
self.assertEqual(t1.as_hours(), 24)
|
|
|
|
t2 = T(days=-1, seconds=-3600)
|
|
self.assertTrue(type(t2) is T)
|
|
self.assertEqual(t2.as_hours(), -25)
|
|
|
|
t3 = t1 + t2
|
|
self.assertTrue(type(t3) is timedelta)
|
|
t4 = T.from_td(t3)
|
|
self.assertTrue(type(t4) is T)
|
|
self.assertEqual(t3.days, t4.days)
|
|
self.assertEqual(t3.seconds, t4.seconds)
|
|
self.assertEqual(t3.microseconds, t4.microseconds)
|
|
self.assertEqual(str(t3), str(t4))
|
|
self.assertEqual(t4.as_hours(), -1)
|
|
|
|
#############################################################################
|
|
# date tests
|
|
|
|
class TestDateOnly(unittest.TestCase):
|
|
# Tests here won't pass if also run on datetime objects, so don't
|
|
# subclass this to test datetimes too.
|
|
|
|
def test_delta_non_days_ignored(self):
|
|
dt = date(2000, 1, 2)
|
|
delta = timedelta(days=1, hours=2, minutes=3, seconds=4,
|
|
microseconds=5)
|
|
days = timedelta(delta.days)
|
|
self.assertEqual(days, timedelta(1))
|
|
|
|
dt2 = dt + delta
|
|
self.assertEqual(dt2, dt + days)
|
|
|
|
dt2 = delta + dt
|
|
self.assertEqual(dt2, dt + days)
|
|
|
|
dt2 = dt - delta
|
|
self.assertEqual(dt2, dt - days)
|
|
|
|
delta = -delta
|
|
days = timedelta(delta.days)
|
|
self.assertEqual(days, timedelta(-2))
|
|
|
|
dt2 = dt + delta
|
|
self.assertEqual(dt2, dt + days)
|
|
|
|
dt2 = delta + dt
|
|
self.assertEqual(dt2, dt + days)
|
|
|
|
dt2 = dt - delta
|
|
self.assertEqual(dt2, dt - days)
|
|
|
|
class SubclassDate(date):
|
|
sub_var = 1
|
|
|
|
class TestDate(HarmlessMixedComparison, unittest.TestCase):
|
|
# Tests here should pass for both dates and datetimes, except for a
|
|
# few tests that TestDateTime overrides.
|
|
|
|
theclass = date
|
|
|
|
def test_basic_attributes(self):
|
|
dt = self.theclass(2002, 3, 1)
|
|
self.assertEqual(dt.year, 2002)
|
|
self.assertEqual(dt.month, 3)
|
|
self.assertEqual(dt.day, 1)
|
|
|
|
def test_roundtrip(self):
|
|
for dt in (self.theclass(1, 2, 3),
|
|
self.theclass.today()):
|
|
# Verify dt -> string -> date identity.
|
|
s = repr(dt)
|
|
self.assertTrue(s.startswith('datetime.'))
|
|
s = s[9:]
|
|
dt2 = eval(s)
|
|
self.assertEqual(dt, dt2)
|
|
|
|
# Verify identity via reconstructing from pieces.
|
|
dt2 = self.theclass(dt.year, dt.month, dt.day)
|
|
self.assertEqual(dt, dt2)
|
|
|
|
def test_ordinal_conversions(self):
|
|
# Check some fixed values.
|
|
for y, m, d, n in [(1, 1, 1, 1), # calendar origin
|
|
(1, 12, 31, 365),
|
|
(2, 1, 1, 366),
|
|
# first example from "Calendrical Calculations"
|
|
(1945, 11, 12, 710347)]:
|
|
d = self.theclass(y, m, d)
|
|
self.assertEqual(n, d.toordinal())
|
|
fromord = self.theclass.fromordinal(n)
|
|
self.assertEqual(d, fromord)
|
|
if hasattr(fromord, "hour"):
|
|
# if we're checking something fancier than a date, verify
|
|
# the extra fields have been zeroed out
|
|
self.assertEqual(fromord.hour, 0)
|
|
self.assertEqual(fromord.minute, 0)
|
|
self.assertEqual(fromord.second, 0)
|
|
self.assertEqual(fromord.microsecond, 0)
|
|
|
|
# Check first and last days of year spottily across the whole
|
|
# range of years supported.
|
|
for year in xrange(MINYEAR, MAXYEAR+1, 7):
|
|
# Verify (year, 1, 1) -> ordinal -> y, m, d is identity.
|
|
d = self.theclass(year, 1, 1)
|
|
n = d.toordinal()
|
|
d2 = self.theclass.fromordinal(n)
|
|
self.assertEqual(d, d2)
|
|
# Verify that moving back a day gets to the end of year-1.
|
|
if year > 1:
|
|
d = self.theclass.fromordinal(n-1)
|
|
d2 = self.theclass(year-1, 12, 31)
|
|
self.assertEqual(d, d2)
|
|
self.assertEqual(d2.toordinal(), n-1)
|
|
|
|
# Test every day in a leap-year and a non-leap year.
|
|
dim = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
|
|
for year, isleap in (2000, True), (2002, False):
|
|
n = self.theclass(year, 1, 1).toordinal()
|
|
for month, maxday in zip(range(1, 13), dim):
|
|
if month == 2 and isleap:
|
|
maxday += 1
|
|
for day in range(1, maxday+1):
|
|
d = self.theclass(year, month, day)
|
|
self.assertEqual(d.toordinal(), n)
|
|
self.assertEqual(d, self.theclass.fromordinal(n))
|
|
n += 1
|
|
|
|
def test_extreme_ordinals(self):
|
|
a = self.theclass.min
|
|
a = self.theclass(a.year, a.month, a.day) # get rid of time parts
|
|
aord = a.toordinal()
|
|
b = a.fromordinal(aord)
|
|
self.assertEqual(a, b)
|
|
|
|
self.assertRaises(ValueError, lambda: a.fromordinal(aord - 1))
|
|
|
|
b = a + timedelta(days=1)
|
|
self.assertEqual(b.toordinal(), aord + 1)
|
|
self.assertEqual(b, self.theclass.fromordinal(aord + 1))
|
|
|
|
a = self.theclass.max
|
|
a = self.theclass(a.year, a.month, a.day) # get rid of time parts
|
|
aord = a.toordinal()
|
|
b = a.fromordinal(aord)
|
|
self.assertEqual(a, b)
|
|
|
|
self.assertRaises(ValueError, lambda: a.fromordinal(aord + 1))
|
|
|
|
b = a - timedelta(days=1)
|
|
self.assertEqual(b.toordinal(), aord - 1)
|
|
self.assertEqual(b, self.theclass.fromordinal(aord - 1))
|
|
|
|
def test_bad_constructor_arguments(self):
|
|
# bad years
|
|
self.theclass(MINYEAR, 1, 1) # no exception
|
|
self.theclass(MAXYEAR, 1, 1) # no exception
|
|
self.assertRaises(ValueError, self.theclass, MINYEAR-1, 1, 1)
|
|
self.assertRaises(ValueError, self.theclass, MAXYEAR+1, 1, 1)
|
|
# bad months
|
|
self.theclass(2000, 1, 1) # no exception
|
|
self.theclass(2000, 12, 1) # no exception
|
|
self.assertRaises(ValueError, self.theclass, 2000, 0, 1)
|
|
self.assertRaises(ValueError, self.theclass, 2000, 13, 1)
|
|
# bad days
|
|
self.theclass(2000, 2, 29) # no exception
|
|
self.theclass(2004, 2, 29) # no exception
|
|
self.theclass(2400, 2, 29) # no exception
|
|
self.assertRaises(ValueError, self.theclass, 2000, 2, 30)
|
|
self.assertRaises(ValueError, self.theclass, 2001, 2, 29)
|
|
self.assertRaises(ValueError, self.theclass, 2100, 2, 29)
|
|
self.assertRaises(ValueError, self.theclass, 1900, 2, 29)
|
|
self.assertRaises(ValueError, self.theclass, 2000, 1, 0)
|
|
self.assertRaises(ValueError, self.theclass, 2000, 1, 32)
|
|
|
|
def test_hash_equality(self):
|
|
d = self.theclass(2000, 12, 31)
|
|
# same thing
|
|
e = self.theclass(2000, 12, 31)
|
|
self.assertEqual(d, e)
|
|
self.assertEqual(hash(d), hash(e))
|
|
|
|
dic = {d: 1}
|
|
dic[e] = 2
|
|
self.assertEqual(len(dic), 1)
|
|
self.assertEqual(dic[d], 2)
|
|
self.assertEqual(dic[e], 2)
|
|
|
|
d = self.theclass(2001, 1, 1)
|
|
# same thing
|
|
e = self.theclass(2001, 1, 1)
|
|
self.assertEqual(d, e)
|
|
self.assertEqual(hash(d), hash(e))
|
|
|
|
dic = {d: 1}
|
|
dic[e] = 2
|
|
self.assertEqual(len(dic), 1)
|
|
self.assertEqual(dic[d], 2)
|
|
self.assertEqual(dic[e], 2)
|
|
|
|
def test_computations(self):
|
|
a = self.theclass(2002, 1, 31)
|
|
b = self.theclass(1956, 1, 31)
|
|
|
|
diff = a-b
|
|
self.assertEqual(diff.days, 46*365 + len(range(1956, 2002, 4)))
|
|
self.assertEqual(diff.seconds, 0)
|
|
self.assertEqual(diff.microseconds, 0)
|
|
|
|
day = timedelta(1)
|
|
week = timedelta(7)
|
|
a = self.theclass(2002, 3, 2)
|
|
self.assertEqual(a + day, self.theclass(2002, 3, 3))
|
|
self.assertEqual(day + a, self.theclass(2002, 3, 3))
|
|
self.assertEqual(a - day, self.theclass(2002, 3, 1))
|
|
self.assertEqual(-day + a, self.theclass(2002, 3, 1))
|
|
self.assertEqual(a + week, self.theclass(2002, 3, 9))
|
|
self.assertEqual(a - week, self.theclass(2002, 2, 23))
|
|
self.assertEqual(a + 52*week, self.theclass(2003, 3, 1))
|
|
self.assertEqual(a - 52*week, self.theclass(2001, 3, 3))
|
|
self.assertEqual((a + week) - a, week)
|
|
self.assertEqual((a + day) - a, day)
|
|
self.assertEqual((a - week) - a, -week)
|
|
self.assertEqual((a - day) - a, -day)
|
|
self.assertEqual(a - (a + week), -week)
|
|
self.assertEqual(a - (a + day), -day)
|
|
self.assertEqual(a - (a - week), week)
|
|
self.assertEqual(a - (a - day), day)
|
|
|
|
# Add/sub ints, longs, floats should be illegal
|
|
for i in 1, 1L, 1.0:
|
|
self.assertRaises(TypeError, lambda: a+i)
|
|
self.assertRaises(TypeError, lambda: a-i)
|
|
self.assertRaises(TypeError, lambda: i+a)
|
|
self.assertRaises(TypeError, lambda: i-a)
|
|
|
|
# delta - date is senseless.
|
|
self.assertRaises(TypeError, lambda: day - a)
|
|
# mixing date and (delta or date) via * or // is senseless
|
|
self.assertRaises(TypeError, lambda: day * a)
|
|
self.assertRaises(TypeError, lambda: a * day)
|
|
self.assertRaises(TypeError, lambda: day // a)
|
|
self.assertRaises(TypeError, lambda: a // day)
|
|
self.assertRaises(TypeError, lambda: a * a)
|
|
self.assertRaises(TypeError, lambda: a // a)
|
|
# date + date is senseless
|
|
self.assertRaises(TypeError, lambda: a + a)
|
|
|
|
def test_overflow(self):
|
|
tiny = self.theclass.resolution
|
|
|
|
for delta in [tiny, timedelta(1), timedelta(2)]:
|
|
dt = self.theclass.min + delta
|
|
dt -= delta # no problem
|
|
self.assertRaises(OverflowError, dt.__sub__, delta)
|
|
self.assertRaises(OverflowError, dt.__add__, -delta)
|
|
|
|
dt = self.theclass.max - delta
|
|
dt += delta # no problem
|
|
self.assertRaises(OverflowError, dt.__add__, delta)
|
|
self.assertRaises(OverflowError, dt.__sub__, -delta)
|
|
|
|
def test_fromtimestamp(self):
|
|
import time
|
|
|
|
# Try an arbitrary fixed value.
|
|
year, month, day = 1999, 9, 19
|
|
ts = time.mktime((year, month, day, 0, 0, 0, 0, 0, -1))
|
|
d = self.theclass.fromtimestamp(ts)
|
|
self.assertEqual(d.year, year)
|
|
self.assertEqual(d.month, month)
|
|
self.assertEqual(d.day, day)
|
|
|
|
def test_insane_fromtimestamp(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 insane in -1e200, 1e200:
|
|
self.assertRaises(ValueError, self.theclass.fromtimestamp,
|
|
insane)
|
|
|
|
def test_today(self):
|
|
import time
|
|
|
|
# We claim that today() is like fromtimestamp(time.time()), so
|
|
# prove it.
|
|
for dummy in range(3):
|
|
today = self.theclass.today()
|
|
ts = time.time()
|
|
todayagain = self.theclass.fromtimestamp(ts)
|
|
if today == todayagain:
|
|
break
|
|
# There are several legit reasons that could fail:
|
|
# 1. It recently became midnight, between the today() and the
|
|
# time() calls.
|
|
# 2. The platform time() has such fine resolution that we'll
|
|
# never get the same value twice.
|
|
# 3. The platform time() has poor resolution, and we just
|
|
# happened to call today() right before a resolution quantum
|
|
# boundary.
|
|
# 4. The system clock got fiddled between calls.
|
|
# In any case, wait a little while and try again.
|
|
time.sleep(0.1)
|
|
|
|
# It worked or it didn't. If it didn't, assume it's reason #2, and
|
|
# let the test pass if they're within half a second of each other.
|
|
self.assertTrue(today == todayagain or
|
|
abs(todayagain - today) < timedelta(seconds=0.5))
|
|
|
|
def test_weekday(self):
|
|
for i in range(7):
|
|
# March 4, 2002 is a Monday
|
|
self.assertEqual(self.theclass(2002, 3, 4+i).weekday(), i)
|
|
self.assertEqual(self.theclass(2002, 3, 4+i).isoweekday(), i+1)
|
|
# January 2, 1956 is a Monday
|
|
self.assertEqual(self.theclass(1956, 1, 2+i).weekday(), i)
|
|
self.assertEqual(self.theclass(1956, 1, 2+i).isoweekday(), i+1)
|
|
|
|
def test_isocalendar(self):
|
|
# Check examples from
|
|
# http://www.phys.uu.nl/~vgent/calendar/isocalendar.htm
|
|
for i in range(7):
|
|
d = self.theclass(2003, 12, 22+i)
|
|
self.assertEqual(d.isocalendar(), (2003, 52, i+1))
|
|
d = self.theclass(2003, 12, 29) + timedelta(i)
|
|
self.assertEqual(d.isocalendar(), (2004, 1, i+1))
|
|
d = self.theclass(2004, 1, 5+i)
|
|
self.assertEqual(d.isocalendar(), (2004, 2, i+1))
|
|
d = self.theclass(2009, 12, 21+i)
|
|
self.assertEqual(d.isocalendar(), (2009, 52, i+1))
|
|
d = self.theclass(2009, 12, 28) + timedelta(i)
|
|
self.assertEqual(d.isocalendar(), (2009, 53, i+1))
|
|
d = self.theclass(2010, 1, 4+i)
|
|
self.assertEqual(d.isocalendar(), (2010, 1, i+1))
|
|
|
|
def test_iso_long_years(self):
|
|
# Calculate long ISO years and compare to table from
|
|
# http://www.phys.uu.nl/~vgent/calendar/isocalendar.htm
|
|
ISO_LONG_YEARS_TABLE = """
|
|
4 32 60 88
|
|
9 37 65 93
|
|
15 43 71 99
|
|
20 48 76
|
|
26 54 82
|
|
|
|
105 133 161 189
|
|
111 139 167 195
|
|
116 144 172
|
|
122 150 178
|
|
128 156 184
|
|
|
|
201 229 257 285
|
|
207 235 263 291
|
|
212 240 268 296
|
|
218 246 274
|
|
224 252 280
|
|
|
|
303 331 359 387
|
|
308 336 364 392
|
|
314 342 370 398
|
|
320 348 376
|
|
325 353 381
|
|
"""
|
|
iso_long_years = map(int, ISO_LONG_YEARS_TABLE.split())
|
|
iso_long_years.sort()
|
|
L = []
|
|
for i in range(400):
|
|
d = self.theclass(2000+i, 12, 31)
|
|
d1 = self.theclass(1600+i, 12, 31)
|
|
self.assertEqual(d.isocalendar()[1:], d1.isocalendar()[1:])
|
|
if d.isocalendar()[1] == 53:
|
|
L.append(i)
|
|
self.assertEqual(L, iso_long_years)
|
|
|
|
def test_isoformat(self):
|
|
t = self.theclass(2, 3, 2)
|
|
self.assertEqual(t.isoformat(), "0002-03-02")
|
|
|
|
def test_ctime(self):
|
|
t = self.theclass(2002, 3, 2)
|
|
self.assertEqual(t.ctime(), "Sat Mar 2 00:00:00 2002")
|
|
|
|
def test_strftime(self):
|
|
t = self.theclass(2005, 3, 2)
|
|
self.assertEqual(t.strftime("m:%m d:%d y:%y"), "m:03 d:02 y:05")
|
|
self.assertEqual(t.strftime(""), "") # SF bug #761337
|
|
self.assertEqual(t.strftime('x'*1000), 'x'*1000) # SF bug #1556784
|
|
|
|
self.assertRaises(TypeError, t.strftime) # needs an arg
|
|
self.assertRaises(TypeError, t.strftime, "one", "two") # too many args
|
|
self.assertRaises(TypeError, t.strftime, 42) # arg wrong type
|
|
|
|
# test that unicode input is allowed (issue 2782)
|
|
self.assertEqual(t.strftime(u"%m"), "03")
|
|
|
|
# A naive object replaces %z and %Z w/ empty strings.
|
|
self.assertEqual(t.strftime("'%z' '%Z'"), "'' ''")
|
|
|
|
#make sure that invalid format specifiers are handled correctly
|
|
#self.assertRaises(ValueError, t.strftime, "%e")
|
|
#self.assertRaises(ValueError, t.strftime, "%")
|
|
#self.assertRaises(ValueError, t.strftime, "%#")
|
|
|
|
#oh well, some systems just ignore those invalid ones.
|
|
#at least, excercise them to make sure that no crashes
|
|
#are generated
|
|
for f in ["%e", "%", "%#"]:
|
|
try:
|
|
t.strftime(f)
|
|
except ValueError:
|
|
pass
|
|
|
|
#check that this standard extension works
|
|
t.strftime("%f")
|
|
|
|
|
|
def test_format(self):
|
|
dt = self.theclass(2007, 9, 10)
|
|
self.assertEqual(dt.__format__(''), str(dt))
|
|
|
|
# check that a derived class's __str__() gets called
|
|
class A(self.theclass):
|
|
def __str__(self):
|
|
return 'A'
|
|
a = A(2007, 9, 10)
|
|
self.assertEqual(a.__format__(''), 'A')
|
|
|
|
# check that a derived class's strftime gets called
|
|
class B(self.theclass):
|
|
def strftime(self, format_spec):
|
|
return 'B'
|
|
b = B(2007, 9, 10)
|
|
self.assertEqual(b.__format__(''), str(dt))
|
|
|
|
for fmt in ["m:%m d:%d y:%y",
|
|
"m:%m d:%d y:%y H:%H M:%M S:%S",
|
|
"%z %Z",
|
|
]:
|
|
self.assertEqual(dt.__format__(fmt), dt.strftime(fmt))
|
|
self.assertEqual(a.__format__(fmt), dt.strftime(fmt))
|
|
self.assertEqual(b.__format__(fmt), 'B')
|
|
|
|
def test_resolution_info(self):
|
|
self.assertIsInstance(self.theclass.min, self.theclass)
|
|
self.assertIsInstance(self.theclass.max, self.theclass)
|
|
self.assertIsInstance(self.theclass.resolution, timedelta)
|
|
self.assertTrue(self.theclass.max > self.theclass.min)
|
|
|
|
def test_extreme_timedelta(self):
|
|
big = self.theclass.max - self.theclass.min
|
|
# 3652058 days, 23 hours, 59 minutes, 59 seconds, 999999 microseconds
|
|
n = (big.days*24*3600 + big.seconds)*1000000 + big.microseconds
|
|
# n == 315537897599999999 ~= 2**58.13
|
|
justasbig = timedelta(0, 0, n)
|
|
self.assertEqual(big, justasbig)
|
|
self.assertEqual(self.theclass.min + big, self.theclass.max)
|
|
self.assertEqual(self.theclass.max - big, self.theclass.min)
|
|
|
|
def test_timetuple(self):
|
|
for i in range(7):
|
|
# January 2, 1956 is a Monday (0)
|
|
d = self.theclass(1956, 1, 2+i)
|
|
t = d.timetuple()
|
|
self.assertEqual(t, (1956, 1, 2+i, 0, 0, 0, i, 2+i, -1))
|
|
# February 1, 1956 is a Wednesday (2)
|
|
d = self.theclass(1956, 2, 1+i)
|
|
t = d.timetuple()
|
|
self.assertEqual(t, (1956, 2, 1+i, 0, 0, 0, (2+i)%7, 32+i, -1))
|
|
# March 1, 1956 is a Thursday (3), and is the 31+29+1 = 61st day
|
|
# of the year.
|
|
d = self.theclass(1956, 3, 1+i)
|
|
t = d.timetuple()
|
|
self.assertEqual(t, (1956, 3, 1+i, 0, 0, 0, (3+i)%7, 61+i, -1))
|
|
self.assertEqual(t.tm_year, 1956)
|
|
self.assertEqual(t.tm_mon, 3)
|
|
self.assertEqual(t.tm_mday, 1+i)
|
|
self.assertEqual(t.tm_hour, 0)
|
|
self.assertEqual(t.tm_min, 0)
|
|
self.assertEqual(t.tm_sec, 0)
|
|
self.assertEqual(t.tm_wday, (3+i)%7)
|
|
self.assertEqual(t.tm_yday, 61+i)
|
|
self.assertEqual(t.tm_isdst, -1)
|
|
|
|
def test_pickling(self):
|
|
args = 6, 7, 23
|
|
orig = self.theclass(*args)
|
|
for pickler, unpickler, proto in pickle_choices:
|
|
green = pickler.dumps(orig, proto)
|
|
derived = unpickler.loads(green)
|
|
self.assertEqual(orig, derived)
|
|
|
|
def test_compare(self):
|
|
t1 = self.theclass(2, 3, 4)
|
|
t2 = self.theclass(2, 3, 4)
|
|
self.assertTrue(t1 == t2)
|
|
self.assertTrue(t1 <= t2)
|
|
self.assertTrue(t1 >= t2)
|
|
self.assertTrue(not t1 != t2)
|
|
self.assertTrue(not t1 < t2)
|
|
self.assertTrue(not t1 > t2)
|
|
self.assertEqual(cmp(t1, t2), 0)
|
|
self.assertEqual(cmp(t2, t1), 0)
|
|
|
|
for args in (3, 3, 3), (2, 4, 4), (2, 3, 5):
|
|
t2 = self.theclass(*args) # this is larger than t1
|
|
self.assertTrue(t1 < t2)
|
|
self.assertTrue(t2 > t1)
|
|
self.assertTrue(t1 <= t2)
|
|
self.assertTrue(t2 >= t1)
|
|
self.assertTrue(t1 != t2)
|
|
self.assertTrue(t2 != t1)
|
|
self.assertTrue(not t1 == t2)
|
|
self.assertTrue(not t2 == t1)
|
|
self.assertTrue(not t1 > t2)
|
|
self.assertTrue(not t2 < t1)
|
|
self.assertTrue(not t1 >= t2)
|
|
self.assertTrue(not t2 <= t1)
|
|
self.assertEqual(cmp(t1, t2), -1)
|
|
self.assertEqual(cmp(t2, t1), 1)
|
|
|
|
for badarg in OTHERSTUFF:
|
|
self.assertEqual(t1 == badarg, False)
|
|
self.assertEqual(t1 != badarg, True)
|
|
self.assertEqual(badarg == t1, False)
|
|
self.assertEqual(badarg != t1, True)
|
|
|
|
self.assertRaises(TypeError, lambda: t1 < badarg)
|
|
self.assertRaises(TypeError, lambda: t1 > badarg)
|
|
self.assertRaises(TypeError, lambda: t1 >= badarg)
|
|
self.assertRaises(TypeError, lambda: badarg <= t1)
|
|
self.assertRaises(TypeError, lambda: badarg < t1)
|
|
self.assertRaises(TypeError, lambda: badarg > t1)
|
|
self.assertRaises(TypeError, lambda: badarg >= t1)
|
|
|
|
def test_mixed_compare(self):
|
|
our = self.theclass(2000, 4, 5)
|
|
self.assertRaises(TypeError, cmp, our, 1)
|
|
self.assertRaises(TypeError, cmp, 1, our)
|
|
|
|
class AnotherDateTimeClass(object):
|
|
def __cmp__(self, other):
|
|
# Return "equal" so calling this can't be confused with
|
|
# compare-by-address (which never says "equal" for distinct
|
|
# objects).
|
|
return 0
|
|
__hash__ = None # Silence Py3k warning
|
|
|
|
# This still errors, because date and datetime comparison raise
|
|
# TypeError instead of NotImplemented when they don't know what to
|
|
# do, in order to stop comparison from falling back to the default
|
|
# compare-by-address.
|
|
their = AnotherDateTimeClass()
|
|
self.assertRaises(TypeError, cmp, our, their)
|
|
# Oops: The next stab raises TypeError in the C implementation,
|
|
# but not in the Python implementation of datetime. The difference
|
|
# is due to that the Python implementation defines __cmp__ but
|
|
# the C implementation defines tp_richcompare. This is more pain
|
|
# to fix than it's worth, so commenting out the test.
|
|
# self.assertEqual(cmp(their, our), 0)
|
|
|
|
# But date and datetime comparison return NotImplemented instead if the
|
|
# other object has a timetuple attr. This gives the other object a
|
|
# chance to do the comparison.
|
|
class Comparable(AnotherDateTimeClass):
|
|
def timetuple(self):
|
|
return ()
|
|
|
|
their = Comparable()
|
|
self.assertEqual(cmp(our, their), 0)
|
|
self.assertEqual(cmp(their, our), 0)
|
|
self.assertTrue(our == their)
|
|
self.assertTrue(their == our)
|
|
|
|
def test_bool(self):
|
|
# All dates are considered true.
|
|
self.assertTrue(self.theclass.min)
|
|
self.assertTrue(self.theclass.max)
|
|
|
|
def test_strftime_out_of_range(self):
|
|
# For nasty technical reasons, we can't handle years before 1900.
|
|
cls = self.theclass
|
|
self.assertEqual(cls(1900, 1, 1).strftime("%Y"), "1900")
|
|
for y in 1, 49, 51, 99, 100, 1000, 1899:
|
|
self.assertRaises(ValueError, cls(y, 1, 1).strftime, "%Y")
|
|
|
|
def test_replace(self):
|
|
cls = self.theclass
|
|
args = [1, 2, 3]
|
|
base = cls(*args)
|
|
self.assertEqual(base, base.replace())
|
|
|
|
i = 0
|
|
for name, newval in (("year", 2),
|
|
("month", 3),
|
|
("day", 4)):
|
|
newargs = args[:]
|
|
newargs[i] = newval
|
|
expected = cls(*newargs)
|
|
got = base.replace(**{name: newval})
|
|
self.assertEqual(expected, got)
|
|
i += 1
|
|
|
|
# Out of bounds.
|
|
base = cls(2000, 2, 29)
|
|
self.assertRaises(ValueError, base.replace, year=2001)
|
|
|
|
def test_subclass_date(self):
|
|
|
|
class C(self.theclass):
|
|
theAnswer = 42
|
|
|
|
def __new__(cls, *args, **kws):
|
|
temp = kws.copy()
|
|
extra = temp.pop('extra')
|
|
result = self.theclass.__new__(cls, *args, **temp)
|
|
result.extra = extra
|
|
return result
|
|
|
|
def newmeth(self, start):
|
|
return start + self.year + self.month
|
|
|
|
args = 2003, 4, 14
|
|
|
|
dt1 = self.theclass(*args)
|
|
dt2 = C(*args, **{'extra': 7})
|
|
|
|
self.assertEqual(dt2.__class__, C)
|
|
self.assertEqual(dt2.theAnswer, 42)
|
|
self.assertEqual(dt2.extra, 7)
|
|
self.assertEqual(dt1.toordinal(), dt2.toordinal())
|
|
self.assertEqual(dt2.newmeth(-7), dt1.year + dt1.month - 7)
|
|
|
|
def test_pickling_subclass_date(self):
|
|
|
|
args = 6, 7, 23
|
|
orig = SubclassDate(*args)
|
|
for pickler, unpickler, proto in pickle_choices:
|
|
green = pickler.dumps(orig, proto)
|
|
derived = unpickler.loads(green)
|
|
self.assertEqual(orig, derived)
|
|
|
|
def test_backdoor_resistance(self):
|
|
# For fast unpickling, the constructor accepts a pickle string.
|
|
# This is a low-overhead backdoor. A user can (by intent or
|
|
# mistake) pass a string directly, which (if it's the right length)
|
|
# will get treated like a pickle, and bypass the normal sanity
|
|
# checks in the constructor. This can create insane objects.
|
|
# The constructor doesn't want to burn the time to validate all
|
|
# fields, but does check the month field. This stops, e.g.,
|
|
# datetime.datetime('1995-03-25') from yielding an insane object.
|
|
base = '1995-03-25'
|
|
if not issubclass(self.theclass, datetime):
|
|
base = base[:4]
|
|
for month_byte in '9', chr(0), chr(13), '\xff':
|
|
self.assertRaises(TypeError, self.theclass,
|
|
base[:2] + month_byte + base[3:])
|
|
for ord_byte in range(1, 13):
|
|
# This shouldn't blow up because of the month byte alone. If
|
|
# the implementation changes to do more-careful checking, it may
|
|
# blow up because other fields are insane.
|
|
self.theclass(base[:2] + chr(ord_byte) + base[3:])
|
|
|
|
#############################################################################
|
|
# datetime tests
|
|
|
|
class SubclassDatetime(datetime):
|
|
sub_var = 1
|
|
|
|
class TestDateTime(TestDate):
|
|
|
|
theclass = datetime
|
|
|
|
def test_basic_attributes(self):
|
|
dt = self.theclass(2002, 3, 1, 12, 0)
|
|
self.assertEqual(dt.year, 2002)
|
|
self.assertEqual(dt.month, 3)
|
|
self.assertEqual(dt.day, 1)
|
|
self.assertEqual(dt.hour, 12)
|
|
self.assertEqual(dt.minute, 0)
|
|
self.assertEqual(dt.second, 0)
|
|
self.assertEqual(dt.microsecond, 0)
|
|
|
|
def test_basic_attributes_nonzero(self):
|
|
# Make sure all attributes are non-zero so bugs in
|
|
# bit-shifting access show up.
|
|
dt = self.theclass(2002, 3, 1, 12, 59, 59, 8000)
|
|
self.assertEqual(dt.year, 2002)
|
|
self.assertEqual(dt.month, 3)
|
|
self.assertEqual(dt.day, 1)
|
|
self.assertEqual(dt.hour, 12)
|
|
self.assertEqual(dt.minute, 59)
|
|
self.assertEqual(dt.second, 59)
|
|
self.assertEqual(dt.microsecond, 8000)
|
|
|
|
def test_roundtrip(self):
|
|
for dt in (self.theclass(1, 2, 3, 4, 5, 6, 7),
|
|
self.theclass.now()):
|
|
# Verify dt -> string -> datetime identity.
|
|
s = repr(dt)
|
|
self.assertTrue(s.startswith('datetime.'))
|
|
s = s[9:]
|
|
dt2 = eval(s)
|
|
self.assertEqual(dt, dt2)
|
|
|
|
# Verify identity via reconstructing from pieces.
|
|
dt2 = self.theclass(dt.year, dt.month, dt.day,
|
|
dt.hour, dt.minute, dt.second,
|
|
dt.microsecond)
|
|
self.assertEqual(dt, dt2)
|
|
|
|
def test_isoformat(self):
|
|
t = self.theclass(2, 3, 2, 4, 5, 1, 123)
|
|
self.assertEqual(t.isoformat(), "0002-03-02T04:05:01.000123")
|
|
self.assertEqual(t.isoformat('T'), "0002-03-02T04:05:01.000123")
|
|
self.assertEqual(t.isoformat(' '), "0002-03-02 04:05:01.000123")
|
|
self.assertEqual(t.isoformat('\x00'), "0002-03-02\x0004:05:01.000123")
|
|
# str is ISO format with the separator forced to a blank.
|
|
self.assertEqual(str(t), "0002-03-02 04:05:01.000123")
|
|
|
|
t = self.theclass(2, 3, 2)
|
|
self.assertEqual(t.isoformat(), "0002-03-02T00:00:00")
|
|
self.assertEqual(t.isoformat('T'), "0002-03-02T00:00:00")
|
|
self.assertEqual(t.isoformat(' '), "0002-03-02 00:00:00")
|
|
# str is ISO format with the separator forced to a blank.
|
|
self.assertEqual(str(t), "0002-03-02 00:00:00")
|
|
|
|
def test_format(self):
|
|
dt = self.theclass(2007, 9, 10, 4, 5, 1, 123)
|
|
self.assertEqual(dt.__format__(''), str(dt))
|
|
|
|
# check that a derived class's __str__() gets called
|
|
class A(self.theclass):
|
|
def __str__(self):
|
|
return 'A'
|
|
a = A(2007, 9, 10, 4, 5, 1, 123)
|
|
self.assertEqual(a.__format__(''), 'A')
|
|
|
|
# check that a derived class's strftime gets called
|
|
class B(self.theclass):
|
|
def strftime(self, format_spec):
|
|
return 'B'
|
|
b = B(2007, 9, 10, 4, 5, 1, 123)
|
|
self.assertEqual(b.__format__(''), str(dt))
|
|
|
|
for fmt in ["m:%m d:%d y:%y",
|
|
"m:%m d:%d y:%y H:%H M:%M S:%S",
|
|
"%z %Z",
|
|
]:
|
|
self.assertEqual(dt.__format__(fmt), dt.strftime(fmt))
|
|
self.assertEqual(a.__format__(fmt), dt.strftime(fmt))
|
|
self.assertEqual(b.__format__(fmt), 'B')
|
|
|
|
def test_more_ctime(self):
|
|
# Test fields that TestDate doesn't touch.
|
|
import time
|
|
|
|
t = self.theclass(2002, 3, 2, 18, 3, 5, 123)
|
|
self.assertEqual(t.ctime(), "Sat Mar 2 18:03:05 2002")
|
|
# Oops! The next line fails on Win2K under MSVC 6, so it's commented
|
|
# out. The difference is that t.ctime() produces " 2" for the day,
|
|
# but platform ctime() produces "02" for the day. According to
|
|
# C99, t.ctime() is correct here.
|
|
# self.assertEqual(t.ctime(), time.ctime(time.mktime(t.timetuple())))
|
|
|
|
# So test a case where that difference doesn't matter.
|
|
t = self.theclass(2002, 3, 22, 18, 3, 5, 123)
|
|
self.assertEqual(t.ctime(), time.ctime(time.mktime(t.timetuple())))
|
|
|
|
def test_tz_independent_comparing(self):
|
|
dt1 = self.theclass(2002, 3, 1, 9, 0, 0)
|
|
dt2 = self.theclass(2002, 3, 1, 10, 0, 0)
|
|
dt3 = self.theclass(2002, 3, 1, 9, 0, 0)
|
|
self.assertEqual(dt1, dt3)
|
|
self.assertTrue(dt2 > dt3)
|
|
|
|
# Make sure comparison doesn't forget microseconds, and isn't done
|
|
# via comparing a float timestamp (an IEEE double doesn't have enough
|
|
# precision to span microsecond resolution across years 1 thru 9999,
|
|
# so comparing via timestamp necessarily calls some distinct values
|
|
# equal).
|
|
dt1 = self.theclass(MAXYEAR, 12, 31, 23, 59, 59, 999998)
|
|
us = timedelta(microseconds=1)
|
|
dt2 = dt1 + us
|
|
self.assertEqual(dt2 - dt1, us)
|
|
self.assertTrue(dt1 < dt2)
|
|
|
|
def test_strftime_with_bad_tzname_replace(self):
|
|
# verify ok if tzinfo.tzname().replace() returns a non-string
|
|
class MyTzInfo(FixedOffset):
|
|
def tzname(self, dt):
|
|
class MyStr(str):
|
|
def replace(self, *args):
|
|
return None
|
|
return MyStr('name')
|
|
t = self.theclass(2005, 3, 2, 0, 0, 0, 0, MyTzInfo(3, 'name'))
|
|
self.assertRaises(TypeError, t.strftime, '%Z')
|
|
|
|
def test_bad_constructor_arguments(self):
|
|
# bad years
|
|
self.theclass(MINYEAR, 1, 1) # no exception
|
|
self.theclass(MAXYEAR, 1, 1) # no exception
|
|
self.assertRaises(ValueError, self.theclass, MINYEAR-1, 1, 1)
|
|
self.assertRaises(ValueError, self.theclass, MAXYEAR+1, 1, 1)
|
|
# bad months
|
|
self.theclass(2000, 1, 1) # no exception
|
|
self.theclass(2000, 12, 1) # no exception
|
|
self.assertRaises(ValueError, self.theclass, 2000, 0, 1)
|
|
self.assertRaises(ValueError, self.theclass, 2000, 13, 1)
|
|
# bad days
|
|
self.theclass(2000, 2, 29) # no exception
|
|
self.theclass(2004, 2, 29) # no exception
|
|
self.theclass(2400, 2, 29) # no exception
|
|
self.assertRaises(ValueError, self.theclass, 2000, 2, 30)
|
|
self.assertRaises(ValueError, self.theclass, 2001, 2, 29)
|
|
self.assertRaises(ValueError, self.theclass, 2100, 2, 29)
|
|
self.assertRaises(ValueError, self.theclass, 1900, 2, 29)
|
|
self.assertRaises(ValueError, self.theclass, 2000, 1, 0)
|
|
self.assertRaises(ValueError, self.theclass, 2000, 1, 32)
|
|
# bad hours
|
|
self.theclass(2000, 1, 31, 0) # no exception
|
|
self.theclass(2000, 1, 31, 23) # no exception
|
|
self.assertRaises(ValueError, self.theclass, 2000, 1, 31, -1)
|
|
self.assertRaises(ValueError, self.theclass, 2000, 1, 31, 24)
|
|
# bad minutes
|
|
self.theclass(2000, 1, 31, 23, 0) # no exception
|
|
self.theclass(2000, 1, 31, 23, 59) # no exception
|
|
self.assertRaises(ValueError, self.theclass, 2000, 1, 31, 23, -1)
|
|
self.assertRaises(ValueError, self.theclass, 2000, 1, 31, 23, 60)
|
|
# bad seconds
|
|
self.theclass(2000, 1, 31, 23, 59, 0) # no exception
|
|
self.theclass(2000, 1, 31, 23, 59, 59) # no exception
|
|
self.assertRaises(ValueError, self.theclass, 2000, 1, 31, 23, 59, -1)
|
|
self.assertRaises(ValueError, self.theclass, 2000, 1, 31, 23, 59, 60)
|
|
# bad microseconds
|
|
self.theclass(2000, 1, 31, 23, 59, 59, 0) # no exception
|
|
self.theclass(2000, 1, 31, 23, 59, 59, 999999) # no exception
|
|
self.assertRaises(ValueError, self.theclass,
|
|
2000, 1, 31, 23, 59, 59, -1)
|
|
self.assertRaises(ValueError, self.theclass,
|
|
2000, 1, 31, 23, 59, 59,
|
|
1000000)
|
|
|
|
def test_hash_equality(self):
|
|
d = self.theclass(2000, 12, 31, 23, 30, 17)
|
|
e = self.theclass(2000, 12, 31, 23, 30, 17)
|
|
self.assertEqual(d, e)
|
|
self.assertEqual(hash(d), hash(e))
|
|
|
|
dic = {d: 1}
|
|
dic[e] = 2
|
|
self.assertEqual(len(dic), 1)
|
|
self.assertEqual(dic[d], 2)
|
|
self.assertEqual(dic[e], 2)
|
|
|
|
d = self.theclass(2001, 1, 1, 0, 5, 17)
|
|
e = self.theclass(2001, 1, 1, 0, 5, 17)
|
|
self.assertEqual(d, e)
|
|
self.assertEqual(hash(d), hash(e))
|
|
|
|
dic = {d: 1}
|
|
dic[e] = 2
|
|
self.assertEqual(len(dic), 1)
|
|
self.assertEqual(dic[d], 2)
|
|
self.assertEqual(dic[e], 2)
|
|
|
|
def test_computations(self):
|
|
a = self.theclass(2002, 1, 31)
|
|
b = self.theclass(1956, 1, 31)
|
|
diff = a-b
|
|
self.assertEqual(diff.days, 46*365 + len(range(1956, 2002, 4)))
|
|
self.assertEqual(diff.seconds, 0)
|
|
self.assertEqual(diff.microseconds, 0)
|
|
a = self.theclass(2002, 3, 2, 17, 6)
|
|
millisec = timedelta(0, 0, 1000)
|
|
hour = timedelta(0, 3600)
|
|
day = timedelta(1)
|
|
week = timedelta(7)
|
|
self.assertEqual(a + hour, self.theclass(2002, 3, 2, 18, 6))
|
|
self.assertEqual(hour + a, self.theclass(2002, 3, 2, 18, 6))
|
|
self.assertEqual(a + 10*hour, self.theclass(2002, 3, 3, 3, 6))
|
|
self.assertEqual(a - hour, self.theclass(2002, 3, 2, 16, 6))
|
|
self.assertEqual(-hour + a, self.theclass(2002, 3, 2, 16, 6))
|
|
self.assertEqual(a - hour, a + -hour)
|
|
self.assertEqual(a - 20*hour, self.theclass(2002, 3, 1, 21, 6))
|
|
self.assertEqual(a + day, self.theclass(2002, 3, 3, 17, 6))
|
|
self.assertEqual(a - day, self.theclass(2002, 3, 1, 17, 6))
|
|
self.assertEqual(a + week, self.theclass(2002, 3, 9, 17, 6))
|
|
self.assertEqual(a - week, self.theclass(2002, 2, 23, 17, 6))
|
|
self.assertEqual(a + 52*week, self.theclass(2003, 3, 1, 17, 6))
|
|
self.assertEqual(a - 52*week, self.theclass(2001, 3, 3, 17, 6))
|
|
self.assertEqual((a + week) - a, week)
|
|
self.assertEqual((a + day) - a, day)
|
|
self.assertEqual((a + hour) - a, hour)
|
|
self.assertEqual((a + millisec) - a, millisec)
|
|
self.assertEqual((a - week) - a, -week)
|
|
self.assertEqual((a - day) - a, -day)
|
|
self.assertEqual((a - hour) - a, -hour)
|
|
self.assertEqual((a - millisec) - a, -millisec)
|
|
self.assertEqual(a - (a + week), -week)
|
|
self.assertEqual(a - (a + day), -day)
|
|
self.assertEqual(a - (a + hour), -hour)
|
|
self.assertEqual(a - (a + millisec), -millisec)
|
|
self.assertEqual(a - (a - week), week)
|
|
self.assertEqual(a - (a - day), day)
|
|
self.assertEqual(a - (a - hour), hour)
|
|
self.assertEqual(a - (a - millisec), millisec)
|
|
self.assertEqual(a + (week + day + hour + millisec),
|
|
self.theclass(2002, 3, 10, 18, 6, 0, 1000))
|
|
self.assertEqual(a + (week + day + hour + millisec),
|
|
(((a + week) + day) + hour) + millisec)
|
|
self.assertEqual(a - (week + day + hour + millisec),
|
|
self.theclass(2002, 2, 22, 16, 5, 59, 999000))
|
|
self.assertEqual(a - (week + day + hour + millisec),
|
|
(((a - week) - day) - hour) - millisec)
|
|
# Add/sub ints, longs, floats should be illegal
|
|
for i in 1, 1L, 1.0:
|
|
self.assertRaises(TypeError, lambda: a+i)
|
|
self.assertRaises(TypeError, lambda: a-i)
|
|
self.assertRaises(TypeError, lambda: i+a)
|
|
self.assertRaises(TypeError, lambda: i-a)
|
|
|
|
# delta - datetime is senseless.
|
|
self.assertRaises(TypeError, lambda: day - a)
|
|
# mixing datetime and (delta or datetime) via * or // is senseless
|
|
self.assertRaises(TypeError, lambda: day * a)
|
|
self.assertRaises(TypeError, lambda: a * day)
|
|
self.assertRaises(TypeError, lambda: day // a)
|
|
self.assertRaises(TypeError, lambda: a // day)
|
|
self.assertRaises(TypeError, lambda: a * a)
|
|
self.assertRaises(TypeError, lambda: a // a)
|
|
# datetime + datetime is senseless
|
|
self.assertRaises(TypeError, lambda: a + a)
|
|
|
|
def test_pickling(self):
|
|
args = 6, 7, 23, 20, 59, 1, 64**2
|
|
orig = self.theclass(*args)
|
|
for pickler, unpickler, proto in pickle_choices:
|
|
green = pickler.dumps(orig, proto)
|
|
derived = unpickler.loads(green)
|
|
self.assertEqual(orig, derived)
|
|
|
|
def test_more_pickling(self):
|
|
a = self.theclass(2003, 2, 7, 16, 48, 37, 444116)
|
|
s = pickle.dumps(a)
|
|
b = pickle.loads(s)
|
|
self.assertEqual(b.year, 2003)
|
|
self.assertEqual(b.month, 2)
|
|
self.assertEqual(b.day, 7)
|
|
|
|
def test_pickling_subclass_datetime(self):
|
|
args = 6, 7, 23, 20, 59, 1, 64**2
|
|
orig = SubclassDatetime(*args)
|
|
for pickler, unpickler, proto in pickle_choices:
|
|
green = pickler.dumps(orig, proto)
|
|
derived = unpickler.loads(green)
|
|
self.assertEqual(orig, derived)
|
|
|
|
def test_more_compare(self):
|
|
# The test_compare() inherited from TestDate covers the error cases.
|
|
# We just want to test lexicographic ordering on the members datetime
|
|
# has that date lacks.
|
|
args = [2000, 11, 29, 20, 58, 16, 999998]
|
|
t1 = self.theclass(*args)
|
|
t2 = self.theclass(*args)
|
|
self.assertTrue(t1 == t2)
|
|
self.assertTrue(t1 <= t2)
|
|
self.assertTrue(t1 >= t2)
|
|
self.assertTrue(not t1 != t2)
|
|
self.assertTrue(not t1 < t2)
|
|
self.assertTrue(not t1 > t2)
|
|
self.assertEqual(cmp(t1, t2), 0)
|
|
self.assertEqual(cmp(t2, t1), 0)
|
|
|
|
for i in range(len(args)):
|
|
newargs = args[:]
|
|
newargs[i] = args[i] + 1
|
|
t2 = self.theclass(*newargs) # this is larger than t1
|
|
self.assertTrue(t1 < t2)
|
|
self.assertTrue(t2 > t1)
|
|
self.assertTrue(t1 <= t2)
|
|
self.assertTrue(t2 >= t1)
|
|
self.assertTrue(t1 != t2)
|
|
self.assertTrue(t2 != t1)
|
|
self.assertTrue(not t1 == t2)
|
|
self.assertTrue(not t2 == t1)
|
|
self.assertTrue(not t1 > t2)
|
|
self.assertTrue(not t2 < t1)
|
|
self.assertTrue(not t1 >= t2)
|
|
self.assertTrue(not t2 <= t1)
|
|
self.assertEqual(cmp(t1, t2), -1)
|
|
self.assertEqual(cmp(t2, t1), 1)
|
|
|
|
|
|
# A helper for timestamp constructor tests.
|
|
def verify_field_equality(self, expected, got):
|
|
self.assertEqual(expected.tm_year, got.year)
|
|
self.assertEqual(expected.tm_mon, got.month)
|
|
self.assertEqual(expected.tm_mday, got.day)
|
|
self.assertEqual(expected.tm_hour, got.hour)
|
|
self.assertEqual(expected.tm_min, got.minute)
|
|
self.assertEqual(expected.tm_sec, got.second)
|
|
|
|
def test_fromtimestamp(self):
|
|
import time
|
|
|
|
ts = time.time()
|
|
expected = time.localtime(ts)
|
|
got = self.theclass.fromtimestamp(ts)
|
|
self.verify_field_equality(expected, got)
|
|
|
|
def test_utcfromtimestamp(self):
|
|
import time
|
|
|
|
ts = time.time()
|
|
expected = time.gmtime(ts)
|
|
got = self.theclass.utcfromtimestamp(ts)
|
|
self.verify_field_equality(expected, got)
|
|
|
|
def test_microsecond_rounding(self):
|
|
# Test whether fromtimestamp "rounds up" floats that are less
|
|
# than one microsecond smaller than an integer.
|
|
self.assertEqual(self.theclass.fromtimestamp(0.9999999),
|
|
self.theclass.fromtimestamp(1))
|
|
|
|
def test_insane_fromtimestamp(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 insane in -1e200, 1e200:
|
|
self.assertRaises(ValueError, self.theclass.fromtimestamp,
|
|
insane)
|
|
|
|
def test_insane_utcfromtimestamp(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 insane in -1e200, 1e200:
|
|
self.assertRaises(ValueError, self.theclass.utcfromtimestamp,
|
|
insane)
|
|
@unittest.skipIf(sys.platform == "win32", "Windows doesn't accept negative timestamps")
|
|
def test_negative_float_fromtimestamp(self):
|
|
# The result is tz-dependent; at least test that this doesn't
|
|
# fail (like it did before bug 1646728 was fixed).
|
|
self.theclass.fromtimestamp(-1.05)
|
|
|
|
@unittest.skipIf(sys.platform == "win32", "Windows doesn't accept negative timestamps")
|
|
def test_negative_float_utcfromtimestamp(self):
|
|
d = self.theclass.utcfromtimestamp(-1.05)
|
|
self.assertEqual(d, self.theclass(1969, 12, 31, 23, 59, 58, 950000))
|
|
|
|
def test_utcnow(self):
|
|
import time
|
|
|
|
# Call it a success if utcnow() and utcfromtimestamp() are within
|
|
# a second of each other.
|
|
tolerance = timedelta(seconds=1)
|
|
for dummy in range(3):
|
|
from_now = self.theclass.utcnow()
|
|
from_timestamp = self.theclass.utcfromtimestamp(time.time())
|
|
if abs(from_timestamp - from_now) <= tolerance:
|
|
break
|
|
# Else try again a few times.
|
|
self.assertTrue(abs(from_timestamp - from_now) <= tolerance)
|
|
|
|
def test_strptime(self):
|
|
import _strptime
|
|
|
|
string = '2004-12-01 13:02:47.197'
|
|
format = '%Y-%m-%d %H:%M:%S.%f'
|
|
result, frac = _strptime._strptime(string, format)
|
|
expected = self.theclass(*(result[0:6]+(frac,)))
|
|
got = self.theclass.strptime(string, format)
|
|
self.assertEqual(expected, got)
|
|
|
|
def test_more_timetuple(self):
|
|
# This tests fields beyond those tested by the TestDate.test_timetuple.
|
|
t = self.theclass(2004, 12, 31, 6, 22, 33)
|
|
self.assertEqual(t.timetuple(), (2004, 12, 31, 6, 22, 33, 4, 366, -1))
|
|
self.assertEqual(t.timetuple(),
|
|
(t.year, t.month, t.day,
|
|
t.hour, t.minute, t.second,
|
|
t.weekday(),
|
|
t.toordinal() - date(t.year, 1, 1).toordinal() + 1,
|
|
-1))
|
|
tt = t.timetuple()
|
|
self.assertEqual(tt.tm_year, t.year)
|
|
self.assertEqual(tt.tm_mon, t.month)
|
|
self.assertEqual(tt.tm_mday, t.day)
|
|
self.assertEqual(tt.tm_hour, t.hour)
|
|
self.assertEqual(tt.tm_min, t.minute)
|
|
self.assertEqual(tt.tm_sec, t.second)
|
|
self.assertEqual(tt.tm_wday, t.weekday())
|
|
self.assertEqual(tt.tm_yday, t.toordinal() -
|
|
date(t.year, 1, 1).toordinal() + 1)
|
|
self.assertEqual(tt.tm_isdst, -1)
|
|
|
|
def test_more_strftime(self):
|
|
# This tests fields beyond those tested by the TestDate.test_strftime.
|
|
t = self.theclass(2004, 12, 31, 6, 22, 33, 47)
|
|
self.assertEqual(t.strftime("%m %d %y %f %S %M %H %j"),
|
|
"12 31 04 000047 33 22 06 366")
|
|
|
|
def test_extract(self):
|
|
dt = self.theclass(2002, 3, 4, 18, 45, 3, 1234)
|
|
self.assertEqual(dt.date(), date(2002, 3, 4))
|
|
self.assertEqual(dt.time(), time(18, 45, 3, 1234))
|
|
|
|
def test_combine(self):
|
|
d = date(2002, 3, 4)
|
|
t = time(18, 45, 3, 1234)
|
|
expected = self.theclass(2002, 3, 4, 18, 45, 3, 1234)
|
|
combine = self.theclass.combine
|
|
dt = combine(d, t)
|
|
self.assertEqual(dt, expected)
|
|
|
|
dt = combine(time=t, date=d)
|
|
self.assertEqual(dt, expected)
|
|
|
|
self.assertEqual(d, dt.date())
|
|
self.assertEqual(t, dt.time())
|
|
self.assertEqual(dt, combine(dt.date(), dt.time()))
|
|
|
|
self.assertRaises(TypeError, combine) # need an arg
|
|
self.assertRaises(TypeError, combine, d) # need two args
|
|
self.assertRaises(TypeError, combine, t, d) # args reversed
|
|
self.assertRaises(TypeError, combine, d, t, 1) # too many args
|
|
self.assertRaises(TypeError, combine, "date", "time") # wrong types
|
|
|
|
def test_replace(self):
|
|
cls = self.theclass
|
|
args = [1, 2, 3, 4, 5, 6, 7]
|
|
base = cls(*args)
|
|
self.assertEqual(base, base.replace())
|
|
|
|
i = 0
|
|
for name, newval in (("year", 2),
|
|
("month", 3),
|
|
("day", 4),
|
|
("hour", 5),
|
|
("minute", 6),
|
|
("second", 7),
|
|
("microsecond", 8)):
|
|
newargs = args[:]
|
|
newargs[i] = newval
|
|
expected = cls(*newargs)
|
|
got = base.replace(**{name: newval})
|
|
self.assertEqual(expected, got)
|
|
i += 1
|
|
|
|
# Out of bounds.
|
|
base = cls(2000, 2, 29)
|
|
self.assertRaises(ValueError, base.replace, year=2001)
|
|
|
|
def test_astimezone(self):
|
|
# Pretty boring! The TZ test is more interesting here. astimezone()
|
|
# simply can't be applied to a naive object.
|
|
dt = self.theclass.now()
|
|
f = FixedOffset(44, "")
|
|
self.assertRaises(TypeError, dt.astimezone) # not enough args
|
|
self.assertRaises(TypeError, dt.astimezone, f, f) # too many args
|
|
self.assertRaises(TypeError, dt.astimezone, dt) # arg wrong type
|
|
self.assertRaises(ValueError, dt.astimezone, f) # naive
|
|
self.assertRaises(ValueError, dt.astimezone, tz=f) # naive
|
|
|
|
class Bogus(tzinfo):
|
|
def utcoffset(self, dt): return None
|
|
def dst(self, dt): return timedelta(0)
|
|
bog = Bogus()
|
|
self.assertRaises(ValueError, dt.astimezone, bog) # naive
|
|
|
|
class AlsoBogus(tzinfo):
|
|
def utcoffset(self, dt): return timedelta(0)
|
|
def dst(self, dt): return None
|
|
alsobog = AlsoBogus()
|
|
self.assertRaises(ValueError, dt.astimezone, alsobog) # also naive
|
|
|
|
def test_subclass_datetime(self):
|
|
|
|
class C(self.theclass):
|
|
theAnswer = 42
|
|
|
|
def __new__(cls, *args, **kws):
|
|
temp = kws.copy()
|
|
extra = temp.pop('extra')
|
|
result = self.theclass.__new__(cls, *args, **temp)
|
|
result.extra = extra
|
|
return result
|
|
|
|
def newmeth(self, start):
|
|
return start + self.year + self.month + self.second
|
|
|
|
args = 2003, 4, 14, 12, 13, 41
|
|
|
|
dt1 = self.theclass(*args)
|
|
dt2 = C(*args, **{'extra': 7})
|
|
|
|
self.assertEqual(dt2.__class__, C)
|
|
self.assertEqual(dt2.theAnswer, 42)
|
|
self.assertEqual(dt2.extra, 7)
|
|
self.assertEqual(dt1.toordinal(), dt2.toordinal())
|
|
self.assertEqual(dt2.newmeth(-7), dt1.year + dt1.month +
|
|
dt1.second - 7)
|
|
|
|
class SubclassTime(time):
|
|
sub_var = 1
|
|
|
|
class TestTime(HarmlessMixedComparison, unittest.TestCase):
|
|
|
|
theclass = time
|
|
|
|
def test_basic_attributes(self):
|
|
t = self.theclass(12, 0)
|
|
self.assertEqual(t.hour, 12)
|
|
self.assertEqual(t.minute, 0)
|
|
self.assertEqual(t.second, 0)
|
|
self.assertEqual(t.microsecond, 0)
|
|
|
|
def test_basic_attributes_nonzero(self):
|
|
# Make sure all attributes are non-zero so bugs in
|
|
# bit-shifting access show up.
|
|
t = self.theclass(12, 59, 59, 8000)
|
|
self.assertEqual(t.hour, 12)
|
|
self.assertEqual(t.minute, 59)
|
|
self.assertEqual(t.second, 59)
|
|
self.assertEqual(t.microsecond, 8000)
|
|
|
|
def test_roundtrip(self):
|
|
t = self.theclass(1, 2, 3, 4)
|
|
|
|
# Verify t -> string -> time identity.
|
|
s = repr(t)
|
|
self.assertTrue(s.startswith('datetime.'))
|
|
s = s[9:]
|
|
t2 = eval(s)
|
|
self.assertEqual(t, t2)
|
|
|
|
# Verify identity via reconstructing from pieces.
|
|
t2 = self.theclass(t.hour, t.minute, t.second,
|
|
t.microsecond)
|
|
self.assertEqual(t, t2)
|
|
|
|
def test_comparing(self):
|
|
args = [1, 2, 3, 4]
|
|
t1 = self.theclass(*args)
|
|
t2 = self.theclass(*args)
|
|
self.assertTrue(t1 == t2)
|
|
self.assertTrue(t1 <= t2)
|
|
self.assertTrue(t1 >= t2)
|
|
self.assertTrue(not t1 != t2)
|
|
self.assertTrue(not t1 < t2)
|
|
self.assertTrue(not t1 > t2)
|
|
self.assertEqual(cmp(t1, t2), 0)
|
|
self.assertEqual(cmp(t2, t1), 0)
|
|
|
|
for i in range(len(args)):
|
|
newargs = args[:]
|
|
newargs[i] = args[i] + 1
|
|
t2 = self.theclass(*newargs) # this is larger than t1
|
|
self.assertTrue(t1 < t2)
|
|
self.assertTrue(t2 > t1)
|
|
self.assertTrue(t1 <= t2)
|
|
self.assertTrue(t2 >= t1)
|
|
self.assertTrue(t1 != t2)
|
|
self.assertTrue(t2 != t1)
|
|
self.assertTrue(not t1 == t2)
|
|
self.assertTrue(not t2 == t1)
|
|
self.assertTrue(not t1 > t2)
|
|
self.assertTrue(not t2 < t1)
|
|
self.assertTrue(not t1 >= t2)
|
|
self.assertTrue(not t2 <= t1)
|
|
self.assertEqual(cmp(t1, t2), -1)
|
|
self.assertEqual(cmp(t2, t1), 1)
|
|
|
|
for badarg in OTHERSTUFF:
|
|
self.assertEqual(t1 == badarg, False)
|
|
self.assertEqual(t1 != badarg, True)
|
|
self.assertEqual(badarg == t1, False)
|
|
self.assertEqual(badarg != t1, True)
|
|
|
|
self.assertRaises(TypeError, lambda: t1 <= badarg)
|
|
self.assertRaises(TypeError, lambda: t1 < badarg)
|
|
self.assertRaises(TypeError, lambda: t1 > badarg)
|
|
self.assertRaises(TypeError, lambda: t1 >= badarg)
|
|
self.assertRaises(TypeError, lambda: badarg <= t1)
|
|
self.assertRaises(TypeError, lambda: badarg < t1)
|
|
self.assertRaises(TypeError, lambda: badarg > t1)
|
|
self.assertRaises(TypeError, lambda: badarg >= t1)
|
|
|
|
def test_bad_constructor_arguments(self):
|
|
# bad hours
|
|
self.theclass(0, 0) # no exception
|
|
self.theclass(23, 0) # no exception
|
|
self.assertRaises(ValueError, self.theclass, -1, 0)
|
|
self.assertRaises(ValueError, self.theclass, 24, 0)
|
|
# bad minutes
|
|
self.theclass(23, 0) # no exception
|
|
self.theclass(23, 59) # no exception
|
|
self.assertRaises(ValueError, self.theclass, 23, -1)
|
|
self.assertRaises(ValueError, self.theclass, 23, 60)
|
|
# bad seconds
|
|
self.theclass(23, 59, 0) # no exception
|
|
self.theclass(23, 59, 59) # no exception
|
|
self.assertRaises(ValueError, self.theclass, 23, 59, -1)
|
|
self.assertRaises(ValueError, self.theclass, 23, 59, 60)
|
|
# bad microseconds
|
|
self.theclass(23, 59, 59, 0) # no exception
|
|
self.theclass(23, 59, 59, 999999) # no exception
|
|
self.assertRaises(ValueError, self.theclass, 23, 59, 59, -1)
|
|
self.assertRaises(ValueError, self.theclass, 23, 59, 59, 1000000)
|
|
|
|
def test_hash_equality(self):
|
|
d = self.theclass(23, 30, 17)
|
|
e = self.theclass(23, 30, 17)
|
|
self.assertEqual(d, e)
|
|
self.assertEqual(hash(d), hash(e))
|
|
|
|
dic = {d: 1}
|
|
dic[e] = 2
|
|
self.assertEqual(len(dic), 1)
|
|
self.assertEqual(dic[d], 2)
|
|
self.assertEqual(dic[e], 2)
|
|
|
|
d = self.theclass(0, 5, 17)
|
|
e = self.theclass(0, 5, 17)
|
|
self.assertEqual(d, e)
|
|
self.assertEqual(hash(d), hash(e))
|
|
|
|
dic = {d: 1}
|
|
dic[e] = 2
|
|
self.assertEqual(len(dic), 1)
|
|
self.assertEqual(dic[d], 2)
|
|
self.assertEqual(dic[e], 2)
|
|
|
|
def test_isoformat(self):
|
|
t = self.theclass(4, 5, 1, 123)
|
|
self.assertEqual(t.isoformat(), "04:05:01.000123")
|
|
self.assertEqual(t.isoformat(), str(t))
|
|
|
|
t = self.theclass()
|
|
self.assertEqual(t.isoformat(), "00:00:00")
|
|
self.assertEqual(t.isoformat(), str(t))
|
|
|
|
t = self.theclass(microsecond=1)
|
|
self.assertEqual(t.isoformat(), "00:00:00.000001")
|
|
self.assertEqual(t.isoformat(), str(t))
|
|
|
|
t = self.theclass(microsecond=10)
|
|
self.assertEqual(t.isoformat(), "00:00:00.000010")
|
|
self.assertEqual(t.isoformat(), str(t))
|
|
|
|
t = self.theclass(microsecond=100)
|
|
self.assertEqual(t.isoformat(), "00:00:00.000100")
|
|
self.assertEqual(t.isoformat(), str(t))
|
|
|
|
t = self.theclass(microsecond=1000)
|
|
self.assertEqual(t.isoformat(), "00:00:00.001000")
|
|
self.assertEqual(t.isoformat(), str(t))
|
|
|
|
t = self.theclass(microsecond=10000)
|
|
self.assertEqual(t.isoformat(), "00:00:00.010000")
|
|
self.assertEqual(t.isoformat(), str(t))
|
|
|
|
t = self.theclass(microsecond=100000)
|
|
self.assertEqual(t.isoformat(), "00:00:00.100000")
|
|
self.assertEqual(t.isoformat(), str(t))
|
|
|
|
def test_1653736(self):
|
|
# verify it doesn't accept extra keyword arguments
|
|
t = self.theclass(second=1)
|
|
self.assertRaises(TypeError, t.isoformat, foo=3)
|
|
|
|
def test_strftime(self):
|
|
t = self.theclass(1, 2, 3, 4)
|
|
self.assertEqual(t.strftime('%H %M %S %f'), "01 02 03 000004")
|
|
# A naive object replaces %z and %Z with empty strings.
|
|
self.assertEqual(t.strftime("'%z' '%Z'"), "'' ''")
|
|
|
|
def test_format(self):
|
|
t = self.theclass(1, 2, 3, 4)
|
|
self.assertEqual(t.__format__(''), str(t))
|
|
|
|
# check that a derived class's __str__() gets called
|
|
class A(self.theclass):
|
|
def __str__(self):
|
|
return 'A'
|
|
a = A(1, 2, 3, 4)
|
|
self.assertEqual(a.__format__(''), 'A')
|
|
|
|
# check that a derived class's strftime gets called
|
|
class B(self.theclass):
|
|
def strftime(self, format_spec):
|
|
return 'B'
|
|
b = B(1, 2, 3, 4)
|
|
self.assertEqual(b.__format__(''), str(t))
|
|
|
|
for fmt in ['%H %M %S',
|
|
]:
|
|
self.assertEqual(t.__format__(fmt), t.strftime(fmt))
|
|
self.assertEqual(a.__format__(fmt), t.strftime(fmt))
|
|
self.assertEqual(b.__format__(fmt), 'B')
|
|
|
|
def test_str(self):
|
|
self.assertEqual(str(self.theclass(1, 2, 3, 4)), "01:02:03.000004")
|
|
self.assertEqual(str(self.theclass(10, 2, 3, 4000)), "10:02:03.004000")
|
|
self.assertEqual(str(self.theclass(0, 2, 3, 400000)), "00:02:03.400000")
|
|
self.assertEqual(str(self.theclass(12, 2, 3, 0)), "12:02:03")
|
|
self.assertEqual(str(self.theclass(23, 15, 0, 0)), "23:15:00")
|
|
|
|
def test_repr(self):
|
|
name = 'datetime.' + self.theclass.__name__
|
|
self.assertEqual(repr(self.theclass(1, 2, 3, 4)),
|
|
"%s(1, 2, 3, 4)" % name)
|
|
self.assertEqual(repr(self.theclass(10, 2, 3, 4000)),
|
|
"%s(10, 2, 3, 4000)" % name)
|
|
self.assertEqual(repr(self.theclass(0, 2, 3, 400000)),
|
|
"%s(0, 2, 3, 400000)" % name)
|
|
self.assertEqual(repr(self.theclass(12, 2, 3, 0)),
|
|
"%s(12, 2, 3)" % name)
|
|
self.assertEqual(repr(self.theclass(23, 15, 0, 0)),
|
|
"%s(23, 15)" % name)
|
|
|
|
def test_resolution_info(self):
|
|
self.assertIsInstance(self.theclass.min, self.theclass)
|
|
self.assertIsInstance(self.theclass.max, self.theclass)
|
|
self.assertIsInstance(self.theclass.resolution, timedelta)
|
|
self.assertTrue(self.theclass.max > self.theclass.min)
|
|
|
|
def test_pickling(self):
|
|
args = 20, 59, 16, 64**2
|
|
orig = self.theclass(*args)
|
|
for pickler, unpickler, proto in pickle_choices:
|
|
green = pickler.dumps(orig, proto)
|
|
derived = unpickler.loads(green)
|
|
self.assertEqual(orig, derived)
|
|
|
|
def test_pickling_subclass_time(self):
|
|
args = 20, 59, 16, 64**2
|
|
orig = SubclassTime(*args)
|
|
for pickler, unpickler, proto in pickle_choices:
|
|
green = pickler.dumps(orig, proto)
|
|
derived = unpickler.loads(green)
|
|
self.assertEqual(orig, derived)
|
|
|
|
def test_bool(self):
|
|
cls = self.theclass
|
|
self.assertTrue(cls(1))
|
|
self.assertTrue(cls(0, 1))
|
|
self.assertTrue(cls(0, 0, 1))
|
|
self.assertTrue(cls(0, 0, 0, 1))
|
|
self.assertTrue(not cls(0))
|
|
self.assertTrue(not cls())
|
|
|
|
def test_replace(self):
|
|
cls = self.theclass
|
|
args = [1, 2, 3, 4]
|
|
base = cls(*args)
|
|
self.assertEqual(base, base.replace())
|
|
|
|
i = 0
|
|
for name, newval in (("hour", 5),
|
|
("minute", 6),
|
|
("second", 7),
|
|
("microsecond", 8)):
|
|
newargs = args[:]
|
|
newargs[i] = newval
|
|
expected = cls(*newargs)
|
|
got = base.replace(**{name: newval})
|
|
self.assertEqual(expected, got)
|
|
i += 1
|
|
|
|
# Out of bounds.
|
|
base = cls(1)
|
|
self.assertRaises(ValueError, base.replace, hour=24)
|
|
self.assertRaises(ValueError, base.replace, minute=-1)
|
|
self.assertRaises(ValueError, base.replace, second=100)
|
|
self.assertRaises(ValueError, base.replace, microsecond=1000000)
|
|
|
|
def test_subclass_time(self):
|
|
|
|
class C(self.theclass):
|
|
theAnswer = 42
|
|
|
|
def __new__(cls, *args, **kws):
|
|
temp = kws.copy()
|
|
extra = temp.pop('extra')
|
|
result = self.theclass.__new__(cls, *args, **temp)
|
|
result.extra = extra
|
|
return result
|
|
|
|
def newmeth(self, start):
|
|
return start + self.hour + self.second
|
|
|
|
args = 4, 5, 6
|
|
|
|
dt1 = self.theclass(*args)
|
|
dt2 = C(*args, **{'extra': 7})
|
|
|
|
self.assertEqual(dt2.__class__, C)
|
|
self.assertEqual(dt2.theAnswer, 42)
|
|
self.assertEqual(dt2.extra, 7)
|
|
self.assertEqual(dt1.isoformat(), dt2.isoformat())
|
|
self.assertEqual(dt2.newmeth(-7), dt1.hour + dt1.second - 7)
|
|
|
|
def test_backdoor_resistance(self):
|
|
# see TestDate.test_backdoor_resistance().
|
|
base = '2:59.0'
|
|
for hour_byte in ' ', '9', chr(24), '\xff':
|
|
self.assertRaises(TypeError, self.theclass,
|
|
hour_byte + base[1:])
|
|
|
|
# A mixin for classes with a tzinfo= argument. Subclasses must define
|
|
# theclass as a class atribute, and theclass(1, 1, 1, tzinfo=whatever)
|
|
# must be legit (which is true for time and datetime).
|
|
class TZInfoBase:
|
|
|
|
def test_argument_passing(self):
|
|
cls = self.theclass
|
|
# A datetime passes itself on, a time passes None.
|
|
class introspective(tzinfo):
|
|
def tzname(self, dt): return dt and "real" or "none"
|
|
def utcoffset(self, dt):
|
|
return timedelta(minutes = dt and 42 or -42)
|
|
dst = utcoffset
|
|
|
|
obj = cls(1, 2, 3, tzinfo=introspective())
|
|
|
|
expected = cls is time and "none" or "real"
|
|
self.assertEqual(obj.tzname(), expected)
|
|
|
|
expected = timedelta(minutes=(cls is time and -42 or 42))
|
|
self.assertEqual(obj.utcoffset(), expected)
|
|
self.assertEqual(obj.dst(), expected)
|
|
|
|
def test_bad_tzinfo_classes(self):
|
|
cls = self.theclass
|
|
self.assertRaises(TypeError, cls, 1, 1, 1, tzinfo=12)
|
|
|
|
class NiceTry(object):
|
|
def __init__(self): pass
|
|
def utcoffset(self, dt): pass
|
|
self.assertRaises(TypeError, cls, 1, 1, 1, tzinfo=NiceTry)
|
|
|
|
class BetterTry(tzinfo):
|
|
def __init__(self): pass
|
|
def utcoffset(self, dt): pass
|
|
b = BetterTry()
|
|
t = cls(1, 1, 1, tzinfo=b)
|
|
self.assertTrue(t.tzinfo is b)
|
|
|
|
def test_utc_offset_out_of_bounds(self):
|
|
class Edgy(tzinfo):
|
|
def __init__(self, offset):
|
|
self.offset = timedelta(minutes=offset)
|
|
def utcoffset(self, dt):
|
|
return self.offset
|
|
|
|
cls = self.theclass
|
|
for offset, legit in ((-1440, False),
|
|
(-1439, True),
|
|
(1439, True),
|
|
(1440, False)):
|
|
if cls is time:
|
|
t = cls(1, 2, 3, tzinfo=Edgy(offset))
|
|
elif cls is datetime:
|
|
t = cls(6, 6, 6, 1, 2, 3, tzinfo=Edgy(offset))
|
|
else:
|
|
assert 0, "impossible"
|
|
if legit:
|
|
aofs = abs(offset)
|
|
h, m = divmod(aofs, 60)
|
|
tag = "%c%02d:%02d" % (offset < 0 and '-' or '+', h, m)
|
|
if isinstance(t, datetime):
|
|
t = t.timetz()
|
|
self.assertEqual(str(t), "01:02:03" + tag)
|
|
else:
|
|
self.assertRaises(ValueError, str, t)
|
|
|
|
def test_tzinfo_classes(self):
|
|
cls = self.theclass
|
|
class C1(tzinfo):
|
|
def utcoffset(self, dt): return None
|
|
def dst(self, dt): return None
|
|
def tzname(self, dt): return None
|
|
for t in (cls(1, 1, 1),
|
|
cls(1, 1, 1, tzinfo=None),
|
|
cls(1, 1, 1, tzinfo=C1())):
|
|
self.assertTrue(t.utcoffset() is None)
|
|
self.assertTrue(t.dst() is None)
|
|
self.assertTrue(t.tzname() is None)
|
|
|
|
class C3(tzinfo):
|
|
def utcoffset(self, dt): return timedelta(minutes=-1439)
|
|
def dst(self, dt): return timedelta(minutes=1439)
|
|
def tzname(self, dt): return "aname"
|
|
t = cls(1, 1, 1, tzinfo=C3())
|
|
self.assertEqual(t.utcoffset(), timedelta(minutes=-1439))
|
|
self.assertEqual(t.dst(), timedelta(minutes=1439))
|
|
self.assertEqual(t.tzname(), "aname")
|
|
|
|
# Wrong types.
|
|
class C4(tzinfo):
|
|
def utcoffset(self, dt): return "aname"
|
|
def dst(self, dt): return 7
|
|
def tzname(self, dt): return 0
|
|
t = cls(1, 1, 1, tzinfo=C4())
|
|
self.assertRaises(TypeError, t.utcoffset)
|
|
self.assertRaises(TypeError, t.dst)
|
|
self.assertRaises(TypeError, t.tzname)
|
|
|
|
# Offset out of range.
|
|
class C6(tzinfo):
|
|
def utcoffset(self, dt): return timedelta(hours=-24)
|
|
def dst(self, dt): return timedelta(hours=24)
|
|
t = cls(1, 1, 1, tzinfo=C6())
|
|
self.assertRaises(ValueError, t.utcoffset)
|
|
self.assertRaises(ValueError, t.dst)
|
|
|
|
# Not a whole number of minutes.
|
|
class C7(tzinfo):
|
|
def utcoffset(self, dt): return timedelta(seconds=61)
|
|
def dst(self, dt): return timedelta(microseconds=-81)
|
|
t = cls(1, 1, 1, tzinfo=C7())
|
|
self.assertRaises(ValueError, t.utcoffset)
|
|
self.assertRaises(ValueError, t.dst)
|
|
|
|
def test_aware_compare(self):
|
|
cls = self.theclass
|
|
|
|
# Ensure that utcoffset() gets ignored if the comparands have
|
|
# the same tzinfo member.
|
|
class OperandDependentOffset(tzinfo):
|
|
def utcoffset(self, t):
|
|
if t.minute < 10:
|
|
# d0 and d1 equal after adjustment
|
|
return timedelta(minutes=t.minute)
|
|
else:
|
|
# d2 off in the weeds
|
|
return timedelta(minutes=59)
|
|
|
|
base = cls(8, 9, 10, tzinfo=OperandDependentOffset())
|
|
d0 = base.replace(minute=3)
|
|
d1 = base.replace(minute=9)
|
|
d2 = base.replace(minute=11)
|
|
for x in d0, d1, d2:
|
|
for y in d0, d1, d2:
|
|
got = cmp(x, y)
|
|
expected = cmp(x.minute, y.minute)
|
|
self.assertEqual(got, expected)
|
|
|
|
# However, if they're different members, uctoffset is not ignored.
|
|
# Note that a time can't actually have an operand-depedent offset,
|
|
# though (and time.utcoffset() passes None to tzinfo.utcoffset()),
|
|
# so skip this test for time.
|
|
if cls is not time:
|
|
d0 = base.replace(minute=3, tzinfo=OperandDependentOffset())
|
|
d1 = base.replace(minute=9, tzinfo=OperandDependentOffset())
|
|
d2 = base.replace(minute=11, tzinfo=OperandDependentOffset())
|
|
for x in d0, d1, d2:
|
|
for y in d0, d1, d2:
|
|
got = cmp(x, y)
|
|
if (x is d0 or x is d1) and (y is d0 or y is d1):
|
|
expected = 0
|
|
elif x is y is d2:
|
|
expected = 0
|
|
elif x is d2:
|
|
expected = -1
|
|
else:
|
|
assert y is d2
|
|
expected = 1
|
|
self.assertEqual(got, expected)
|
|
|
|
|
|
# Testing time objects with a non-None tzinfo.
|
|
class TestTimeTZ(TestTime, TZInfoBase, unittest.TestCase):
|
|
theclass = time
|
|
|
|
def test_empty(self):
|
|
t = self.theclass()
|
|
self.assertEqual(t.hour, 0)
|
|
self.assertEqual(t.minute, 0)
|
|
self.assertEqual(t.second, 0)
|
|
self.assertEqual(t.microsecond, 0)
|
|
self.assertTrue(t.tzinfo is None)
|
|
|
|
def test_zones(self):
|
|
est = FixedOffset(-300, "EST", 1)
|
|
utc = FixedOffset(0, "UTC", -2)
|
|
met = FixedOffset(60, "MET", 3)
|
|
t1 = time( 7, 47, tzinfo=est)
|
|
t2 = time(12, 47, tzinfo=utc)
|
|
t3 = time(13, 47, tzinfo=met)
|
|
t4 = time(microsecond=40)
|
|
t5 = time(microsecond=40, tzinfo=utc)
|
|
|
|
self.assertEqual(t1.tzinfo, est)
|
|
self.assertEqual(t2.tzinfo, utc)
|
|
self.assertEqual(t3.tzinfo, met)
|
|
self.assertTrue(t4.tzinfo is None)
|
|
self.assertEqual(t5.tzinfo, utc)
|
|
|
|
self.assertEqual(t1.utcoffset(), timedelta(minutes=-300))
|
|
self.assertEqual(t2.utcoffset(), timedelta(minutes=0))
|
|
self.assertEqual(t3.utcoffset(), timedelta(minutes=60))
|
|
self.assertTrue(t4.utcoffset() is None)
|
|
self.assertRaises(TypeError, t1.utcoffset, "no args")
|
|
|
|
self.assertEqual(t1.tzname(), "EST")
|
|
self.assertEqual(t2.tzname(), "UTC")
|
|
self.assertEqual(t3.tzname(), "MET")
|
|
self.assertTrue(t4.tzname() is None)
|
|
self.assertRaises(TypeError, t1.tzname, "no args")
|
|
|
|
self.assertEqual(t1.dst(), timedelta(minutes=1))
|
|
self.assertEqual(t2.dst(), timedelta(minutes=-2))
|
|
self.assertEqual(t3.dst(), timedelta(minutes=3))
|
|
self.assertTrue(t4.dst() is None)
|
|
self.assertRaises(TypeError, t1.dst, "no args")
|
|
|
|
self.assertEqual(hash(t1), hash(t2))
|
|
self.assertEqual(hash(t1), hash(t3))
|
|
self.assertEqual(hash(t2), hash(t3))
|
|
|
|
self.assertEqual(t1, t2)
|
|
self.assertEqual(t1, t3)
|
|
self.assertEqual(t2, t3)
|
|
self.assertRaises(TypeError, lambda: t4 == t5) # mixed tz-aware & naive
|
|
self.assertRaises(TypeError, lambda: t4 < t5) # mixed tz-aware & naive
|
|
self.assertRaises(TypeError, lambda: t5 < t4) # mixed tz-aware & naive
|
|
|
|
self.assertEqual(str(t1), "07:47:00-05:00")
|
|
self.assertEqual(str(t2), "12:47:00+00:00")
|
|
self.assertEqual(str(t3), "13:47:00+01:00")
|
|
self.assertEqual(str(t4), "00:00:00.000040")
|
|
self.assertEqual(str(t5), "00:00:00.000040+00:00")
|
|
|
|
self.assertEqual(t1.isoformat(), "07:47:00-05:00")
|
|
self.assertEqual(t2.isoformat(), "12:47:00+00:00")
|
|
self.assertEqual(t3.isoformat(), "13:47:00+01:00")
|
|
self.assertEqual(t4.isoformat(), "00:00:00.000040")
|
|
self.assertEqual(t5.isoformat(), "00:00:00.000040+00:00")
|
|
|
|
d = 'datetime.time'
|
|
self.assertEqual(repr(t1), d + "(7, 47, tzinfo=est)")
|
|
self.assertEqual(repr(t2), d + "(12, 47, tzinfo=utc)")
|
|
self.assertEqual(repr(t3), d + "(13, 47, tzinfo=met)")
|
|
self.assertEqual(repr(t4), d + "(0, 0, 0, 40)")
|
|
self.assertEqual(repr(t5), d + "(0, 0, 0, 40, tzinfo=utc)")
|
|
|
|
self.assertEqual(t1.strftime("%H:%M:%S %%Z=%Z %%z=%z"),
|
|
"07:47:00 %Z=EST %z=-0500")
|
|
self.assertEqual(t2.strftime("%H:%M:%S %Z %z"), "12:47:00 UTC +0000")
|
|
self.assertEqual(t3.strftime("%H:%M:%S %Z %z"), "13:47:00 MET +0100")
|
|
|
|
yuck = FixedOffset(-1439, "%z %Z %%z%%Z")
|
|
t1 = time(23, 59, tzinfo=yuck)
|
|
self.assertEqual(t1.strftime("%H:%M %%Z='%Z' %%z='%z'"),
|
|
"23:59 %Z='%z %Z %%z%%Z' %z='-2359'")
|
|
|
|
# Check that an invalid tzname result raises an exception.
|
|
class Badtzname(tzinfo):
|
|
def tzname(self, dt): return 42
|
|
t = time(2, 3, 4, tzinfo=Badtzname())
|
|
self.assertEqual(t.strftime("%H:%M:%S"), "02:03:04")
|
|
self.assertRaises(TypeError, t.strftime, "%Z")
|
|
|
|
def test_hash_edge_cases(self):
|
|
# Offsets that overflow a basic time.
|
|
t1 = self.theclass(0, 1, 2, 3, tzinfo=FixedOffset(1439, ""))
|
|
t2 = self.theclass(0, 0, 2, 3, tzinfo=FixedOffset(1438, ""))
|
|
self.assertEqual(hash(t1), hash(t2))
|
|
|
|
t1 = self.theclass(23, 58, 6, 100, tzinfo=FixedOffset(-1000, ""))
|
|
t2 = self.theclass(23, 48, 6, 100, tzinfo=FixedOffset(-1010, ""))
|
|
self.assertEqual(hash(t1), hash(t2))
|
|
|
|
def test_pickling(self):
|
|
# Try one without a tzinfo.
|
|
args = 20, 59, 16, 64**2
|
|
orig = self.theclass(*args)
|
|
for pickler, unpickler, proto in pickle_choices:
|
|
green = pickler.dumps(orig, proto)
|
|
derived = unpickler.loads(green)
|
|
self.assertEqual(orig, derived)
|
|
|
|
# Try one with a tzinfo.
|
|
tinfo = PicklableFixedOffset(-300, 'cookie')
|
|
orig = self.theclass(5, 6, 7, tzinfo=tinfo)
|
|
for pickler, unpickler, proto in pickle_choices:
|
|
green = pickler.dumps(orig, proto)
|
|
derived = unpickler.loads(green)
|
|
self.assertEqual(orig, derived)
|
|
self.assertIsInstance(derived.tzinfo, PicklableFixedOffset)
|
|
self.assertEqual(derived.utcoffset(), timedelta(minutes=-300))
|
|
self.assertEqual(derived.tzname(), 'cookie')
|
|
|
|
def test_more_bool(self):
|
|
# Test cases with non-None tzinfo.
|
|
cls = self.theclass
|
|
|
|
t = cls(0, tzinfo=FixedOffset(-300, ""))
|
|
self.assertTrue(t)
|
|
|
|
t = cls(5, tzinfo=FixedOffset(-300, ""))
|
|
self.assertTrue(t)
|
|
|
|
t = cls(5, tzinfo=FixedOffset(300, ""))
|
|
self.assertTrue(not t)
|
|
|
|
t = cls(23, 59, tzinfo=FixedOffset(23*60 + 59, ""))
|
|
self.assertTrue(not t)
|
|
|
|
# Mostly ensuring this doesn't overflow internally.
|
|
t = cls(0, tzinfo=FixedOffset(23*60 + 59, ""))
|
|
self.assertTrue(t)
|
|
|
|
# But this should yield a value error -- the utcoffset is bogus.
|
|
t = cls(0, tzinfo=FixedOffset(24*60, ""))
|
|
self.assertRaises(ValueError, lambda: bool(t))
|
|
|
|
# Likewise.
|
|
t = cls(0, tzinfo=FixedOffset(-24*60, ""))
|
|
self.assertRaises(ValueError, lambda: bool(t))
|
|
|
|
def test_replace(self):
|
|
cls = self.theclass
|
|
z100 = FixedOffset(100, "+100")
|
|
zm200 = FixedOffset(timedelta(minutes=-200), "-200")
|
|
args = [1, 2, 3, 4, z100]
|
|
base = cls(*args)
|
|
self.assertEqual(base, base.replace())
|
|
|
|
i = 0
|
|
for name, newval in (("hour", 5),
|
|
("minute", 6),
|
|
("second", 7),
|
|
("microsecond", 8),
|
|
("tzinfo", zm200)):
|
|
newargs = args[:]
|
|
newargs[i] = newval
|
|
expected = cls(*newargs)
|
|
got = base.replace(**{name: newval})
|
|
self.assertEqual(expected, got)
|
|
i += 1
|
|
|
|
# Ensure we can get rid of a tzinfo.
|
|
self.assertEqual(base.tzname(), "+100")
|
|
base2 = base.replace(tzinfo=None)
|
|
self.assertTrue(base2.tzinfo is None)
|
|
self.assertTrue(base2.tzname() is None)
|
|
|
|
# Ensure we can add one.
|
|
base3 = base2.replace(tzinfo=z100)
|
|
self.assertEqual(base, base3)
|
|
self.assertTrue(base.tzinfo is base3.tzinfo)
|
|
|
|
# Out of bounds.
|
|
base = cls(1)
|
|
self.assertRaises(ValueError, base.replace, hour=24)
|
|
self.assertRaises(ValueError, base.replace, minute=-1)
|
|
self.assertRaises(ValueError, base.replace, second=100)
|
|
self.assertRaises(ValueError, base.replace, microsecond=1000000)
|
|
|
|
def test_mixed_compare(self):
|
|
t1 = time(1, 2, 3)
|
|
t2 = time(1, 2, 3)
|
|
self.assertEqual(t1, t2)
|
|
t2 = t2.replace(tzinfo=None)
|
|
self.assertEqual(t1, t2)
|
|
t2 = t2.replace(tzinfo=FixedOffset(None, ""))
|
|
self.assertEqual(t1, t2)
|
|
t2 = t2.replace(tzinfo=FixedOffset(0, ""))
|
|
self.assertRaises(TypeError, lambda: t1 == t2)
|
|
|
|
# In time w/ identical tzinfo objects, utcoffset is ignored.
|
|
class Varies(tzinfo):
|
|
def __init__(self):
|
|
self.offset = timedelta(minutes=22)
|
|
def utcoffset(self, t):
|
|
self.offset += timedelta(minutes=1)
|
|
return self.offset
|
|
|
|
v = Varies()
|
|
t1 = t2.replace(tzinfo=v)
|
|
t2 = t2.replace(tzinfo=v)
|
|
self.assertEqual(t1.utcoffset(), timedelta(minutes=23))
|
|
self.assertEqual(t2.utcoffset(), timedelta(minutes=24))
|
|
self.assertEqual(t1, t2)
|
|
|
|
# But if they're not identical, it isn't ignored.
|
|
t2 = t2.replace(tzinfo=Varies())
|
|
self.assertTrue(t1 < t2) # t1's offset counter still going up
|
|
|
|
def test_subclass_timetz(self):
|
|
|
|
class C(self.theclass):
|
|
theAnswer = 42
|
|
|
|
def __new__(cls, *args, **kws):
|
|
temp = kws.copy()
|
|
extra = temp.pop('extra')
|
|
result = self.theclass.__new__(cls, *args, **temp)
|
|
result.extra = extra
|
|
return result
|
|
|
|
def newmeth(self, start):
|
|
return start + self.hour + self.second
|
|
|
|
args = 4, 5, 6, 500, FixedOffset(-300, "EST", 1)
|
|
|
|
dt1 = self.theclass(*args)
|
|
dt2 = C(*args, **{'extra': 7})
|
|
|
|
self.assertEqual(dt2.__class__, C)
|
|
self.assertEqual(dt2.theAnswer, 42)
|
|
self.assertEqual(dt2.extra, 7)
|
|
self.assertEqual(dt1.utcoffset(), dt2.utcoffset())
|
|
self.assertEqual(dt2.newmeth(-7), dt1.hour + dt1.second - 7)
|
|
|
|
|
|
# Testing datetime objects with a non-None tzinfo.
|
|
|
|
class TestDateTimeTZ(TestDateTime, TZInfoBase, unittest.TestCase):
|
|
theclass = datetime
|
|
|
|
def test_trivial(self):
|
|
dt = self.theclass(1, 2, 3, 4, 5, 6, 7)
|
|
self.assertEqual(dt.year, 1)
|
|
self.assertEqual(dt.month, 2)
|
|
self.assertEqual(dt.day, 3)
|
|
self.assertEqual(dt.hour, 4)
|
|
self.assertEqual(dt.minute, 5)
|
|
self.assertEqual(dt.second, 6)
|
|
self.assertEqual(dt.microsecond, 7)
|
|
self.assertEqual(dt.tzinfo, None)
|
|
|
|
def test_even_more_compare(self):
|
|
# The test_compare() and test_more_compare() inherited from TestDate
|
|
# and TestDateTime covered non-tzinfo cases.
|
|
|
|
# Smallest possible after UTC adjustment.
|
|
t1 = self.theclass(1, 1, 1, tzinfo=FixedOffset(1439, ""))
|
|
# Largest possible after UTC adjustment.
|
|
t2 = self.theclass(MAXYEAR, 12, 31, 23, 59, 59, 999999,
|
|
tzinfo=FixedOffset(-1439, ""))
|
|
|
|
# Make sure those compare correctly, and w/o overflow.
|
|
self.assertTrue(t1 < t2)
|
|
self.assertTrue(t1 != t2)
|
|
self.assertTrue(t2 > t1)
|
|
|
|
self.assertTrue(t1 == t1)
|
|
self.assertTrue(t2 == t2)
|
|
|
|
# Equal afer adjustment.
|
|
t1 = self.theclass(1, 12, 31, 23, 59, tzinfo=FixedOffset(1, ""))
|
|
t2 = self.theclass(2, 1, 1, 3, 13, tzinfo=FixedOffset(3*60+13+2, ""))
|
|
self.assertEqual(t1, t2)
|
|
|
|
# Change t1 not to subtract a minute, and t1 should be larger.
|
|
t1 = self.theclass(1, 12, 31, 23, 59, tzinfo=FixedOffset(0, ""))
|
|
self.assertTrue(t1 > t2)
|
|
|
|
# Change t1 to subtract 2 minutes, and t1 should be smaller.
|
|
t1 = self.theclass(1, 12, 31, 23, 59, tzinfo=FixedOffset(2, ""))
|
|
self.assertTrue(t1 < t2)
|
|
|
|
# Back to the original t1, but make seconds resolve it.
|
|
t1 = self.theclass(1, 12, 31, 23, 59, tzinfo=FixedOffset(1, ""),
|
|
second=1)
|
|
self.assertTrue(t1 > t2)
|
|
|
|
# Likewise, but make microseconds resolve it.
|
|
t1 = self.theclass(1, 12, 31, 23, 59, tzinfo=FixedOffset(1, ""),
|
|
microsecond=1)
|
|
self.assertTrue(t1 > t2)
|
|
|
|
# Make t2 naive and it should fail.
|
|
t2 = self.theclass.min
|
|
self.assertRaises(TypeError, lambda: t1 == t2)
|
|
self.assertEqual(t2, t2)
|
|
|
|
# It's also naive if it has tzinfo but tzinfo.utcoffset() is None.
|
|
class Naive(tzinfo):
|
|
def utcoffset(self, dt): return None
|
|
t2 = self.theclass(5, 6, 7, tzinfo=Naive())
|
|
self.assertRaises(TypeError, lambda: t1 == t2)
|
|
self.assertEqual(t2, t2)
|
|
|
|
# OTOH, it's OK to compare two of these mixing the two ways of being
|
|
# naive.
|
|
t1 = self.theclass(5, 6, 7)
|
|
self.assertEqual(t1, t2)
|
|
|
|
# Try a bogus uctoffset.
|
|
class Bogus(tzinfo):
|
|
def utcoffset(self, dt):
|
|
return timedelta(minutes=1440) # out of bounds
|
|
t1 = self.theclass(2, 2, 2, tzinfo=Bogus())
|
|
t2 = self.theclass(2, 2, 2, tzinfo=FixedOffset(0, ""))
|
|
self.assertRaises(ValueError, lambda: t1 == t2)
|
|
|
|
def test_pickling(self):
|
|
# Try one without a tzinfo.
|
|
args = 6, 7, 23, 20, 59, 1, 64**2
|
|
orig = self.theclass(*args)
|
|
for pickler, unpickler, proto in pickle_choices:
|
|
green = pickler.dumps(orig, proto)
|
|
derived = unpickler.loads(green)
|
|
self.assertEqual(orig, derived)
|
|
|
|
# Try one with a tzinfo.
|
|
tinfo = PicklableFixedOffset(-300, 'cookie')
|
|
orig = self.theclass(*args, **{'tzinfo': tinfo})
|
|
derived = self.theclass(1, 1, 1, tzinfo=FixedOffset(0, "", 0))
|
|
for pickler, unpickler, proto in pickle_choices:
|
|
green = pickler.dumps(orig, proto)
|
|
derived = unpickler.loads(green)
|
|
self.assertEqual(orig, derived)
|
|
self.assertIsInstance(derived.tzinfo, PicklableFixedOffset)
|
|
self.assertEqual(derived.utcoffset(), timedelta(minutes=-300))
|
|
self.assertEqual(derived.tzname(), 'cookie')
|
|
|
|
def test_extreme_hashes(self):
|
|
# If an attempt is made to hash these via subtracting the offset
|
|
# then hashing a datetime object, OverflowError results. The
|
|
# Python implementation used to blow up here.
|
|
t = self.theclass(1, 1, 1, tzinfo=FixedOffset(1439, ""))
|
|
hash(t)
|
|
t = self.theclass(MAXYEAR, 12, 31, 23, 59, 59, 999999,
|
|
tzinfo=FixedOffset(-1439, ""))
|
|
hash(t)
|
|
|
|
# OTOH, an OOB offset should blow up.
|
|
t = self.theclass(5, 5, 5, tzinfo=FixedOffset(-1440, ""))
|
|
self.assertRaises(ValueError, hash, t)
|
|
|
|
def test_zones(self):
|
|
est = FixedOffset(-300, "EST")
|
|
utc = FixedOffset(0, "UTC")
|
|
met = FixedOffset(60, "MET")
|
|
t1 = datetime(2002, 3, 19, 7, 47, tzinfo=est)
|
|
t2 = datetime(2002, 3, 19, 12, 47, tzinfo=utc)
|
|
t3 = datetime(2002, 3, 19, 13, 47, tzinfo=met)
|
|
self.assertEqual(t1.tzinfo, est)
|
|
self.assertEqual(t2.tzinfo, utc)
|
|
self.assertEqual(t3.tzinfo, met)
|
|
self.assertEqual(t1.utcoffset(), timedelta(minutes=-300))
|
|
self.assertEqual(t2.utcoffset(), timedelta(minutes=0))
|
|
self.assertEqual(t3.utcoffset(), timedelta(minutes=60))
|
|
self.assertEqual(t1.tzname(), "EST")
|
|
self.assertEqual(t2.tzname(), "UTC")
|
|
self.assertEqual(t3.tzname(), "MET")
|
|
self.assertEqual(hash(t1), hash(t2))
|
|
self.assertEqual(hash(t1), hash(t3))
|
|
self.assertEqual(hash(t2), hash(t3))
|
|
self.assertEqual(t1, t2)
|
|
self.assertEqual(t1, t3)
|
|
self.assertEqual(t2, t3)
|
|
self.assertEqual(str(t1), "2002-03-19 07:47:00-05:00")
|
|
self.assertEqual(str(t2), "2002-03-19 12:47:00+00:00")
|
|
self.assertEqual(str(t3), "2002-03-19 13:47:00+01:00")
|
|
d = 'datetime.datetime(2002, 3, 19, '
|
|
self.assertEqual(repr(t1), d + "7, 47, tzinfo=est)")
|
|
self.assertEqual(repr(t2), d + "12, 47, tzinfo=utc)")
|
|
self.assertEqual(repr(t3), d + "13, 47, tzinfo=met)")
|
|
|
|
def test_combine(self):
|
|
met = FixedOffset(60, "MET")
|
|
d = date(2002, 3, 4)
|
|
tz = time(18, 45, 3, 1234, tzinfo=met)
|
|
dt = datetime.combine(d, tz)
|
|
self.assertEqual(dt, datetime(2002, 3, 4, 18, 45, 3, 1234,
|
|
tzinfo=met))
|
|
|
|
def test_extract(self):
|
|
met = FixedOffset(60, "MET")
|
|
dt = self.theclass(2002, 3, 4, 18, 45, 3, 1234, tzinfo=met)
|
|
self.assertEqual(dt.date(), date(2002, 3, 4))
|
|
self.assertEqual(dt.time(), time(18, 45, 3, 1234))
|
|
self.assertEqual(dt.timetz(), time(18, 45, 3, 1234, tzinfo=met))
|
|
|
|
def test_tz_aware_arithmetic(self):
|
|
import random
|
|
|
|
now = self.theclass.now()
|
|
tz55 = FixedOffset(-330, "west 5:30")
|
|
timeaware = now.time().replace(tzinfo=tz55)
|
|
nowaware = self.theclass.combine(now.date(), timeaware)
|
|
self.assertTrue(nowaware.tzinfo is tz55)
|
|
self.assertEqual(nowaware.timetz(), timeaware)
|
|
|
|
# Can't mix aware and non-aware.
|
|
self.assertRaises(TypeError, lambda: now - nowaware)
|
|
self.assertRaises(TypeError, lambda: nowaware - now)
|
|
|
|
# And adding datetime's doesn't make sense, aware or not.
|
|
self.assertRaises(TypeError, lambda: now + nowaware)
|
|
self.assertRaises(TypeError, lambda: nowaware + now)
|
|
self.assertRaises(TypeError, lambda: nowaware + nowaware)
|
|
|
|
# Subtracting should yield 0.
|
|
self.assertEqual(now - now, timedelta(0))
|
|
self.assertEqual(nowaware - nowaware, timedelta(0))
|
|
|
|
# Adding a delta should preserve tzinfo.
|
|
delta = timedelta(weeks=1, minutes=12, microseconds=5678)
|
|
nowawareplus = nowaware + delta
|
|
self.assertTrue(nowaware.tzinfo is tz55)
|
|
nowawareplus2 = delta + nowaware
|
|
self.assertTrue(nowawareplus2.tzinfo is tz55)
|
|
self.assertEqual(nowawareplus, nowawareplus2)
|
|
|
|
# that - delta should be what we started with, and that - what we
|
|
# started with should be delta.
|
|
diff = nowawareplus - delta
|
|
self.assertTrue(diff.tzinfo is tz55)
|
|
self.assertEqual(nowaware, diff)
|
|
self.assertRaises(TypeError, lambda: delta - nowawareplus)
|
|
self.assertEqual(nowawareplus - nowaware, delta)
|
|
|
|
# Make up a random timezone.
|
|
tzr = FixedOffset(random.randrange(-1439, 1440), "randomtimezone")
|
|
# Attach it to nowawareplus.
|
|
nowawareplus = nowawareplus.replace(tzinfo=tzr)
|
|
self.assertTrue(nowawareplus.tzinfo is tzr)
|
|
# Make sure the difference takes the timezone adjustments into account.
|
|
got = nowaware - nowawareplus
|
|
# Expected: (nowaware base - nowaware offset) -
|
|
# (nowawareplus base - nowawareplus offset) =
|
|
# (nowaware base - nowawareplus base) +
|
|
# (nowawareplus offset - nowaware offset) =
|
|
# -delta + nowawareplus offset - nowaware offset
|
|
expected = nowawareplus.utcoffset() - nowaware.utcoffset() - delta
|
|
self.assertEqual(got, expected)
|
|
|
|
# Try max possible difference.
|
|
min = self.theclass(1, 1, 1, tzinfo=FixedOffset(1439, "min"))
|
|
max = self.theclass(MAXYEAR, 12, 31, 23, 59, 59, 999999,
|
|
tzinfo=FixedOffset(-1439, "max"))
|
|
maxdiff = max - min
|
|
self.assertEqual(maxdiff, self.theclass.max - self.theclass.min +
|
|
timedelta(minutes=2*1439))
|
|
|
|
def test_tzinfo_now(self):
|
|
meth = self.theclass.now
|
|
# Ensure it doesn't require tzinfo (i.e., that this doesn't blow up).
|
|
base = meth()
|
|
# Try with and without naming the keyword.
|
|
off42 = FixedOffset(42, "42")
|
|
another = meth(off42)
|
|
again = meth(tz=off42)
|
|
self.assertTrue(another.tzinfo is again.tzinfo)
|
|
self.assertEqual(another.utcoffset(), timedelta(minutes=42))
|
|
# Bad argument with and w/o naming the keyword.
|
|
self.assertRaises(TypeError, meth, 16)
|
|
self.assertRaises(TypeError, meth, tzinfo=16)
|
|
# Bad keyword name.
|
|
self.assertRaises(TypeError, meth, tinfo=off42)
|
|
# Too many args.
|
|
self.assertRaises(TypeError, meth, off42, off42)
|
|
|
|
# We don't know which time zone we're in, and don't have a tzinfo
|
|
# class to represent it, so seeing whether a tz argument actually
|
|
# does a conversion is tricky.
|
|
weirdtz = FixedOffset(timedelta(hours=15, minutes=58), "weirdtz", 0)
|
|
utc = FixedOffset(0, "utc", 0)
|
|
for dummy in range(3):
|
|
now = datetime.now(weirdtz)
|
|
self.assertTrue(now.tzinfo is weirdtz)
|
|
utcnow = datetime.utcnow().replace(tzinfo=utc)
|
|
now2 = utcnow.astimezone(weirdtz)
|
|
if abs(now - now2) < timedelta(seconds=30):
|
|
break
|
|
# Else the code is broken, or more than 30 seconds passed between
|
|
# calls; assuming the latter, just try again.
|
|
else:
|
|
# Three strikes and we're out.
|
|
self.fail("utcnow(), now(tz), or astimezone() may be broken")
|
|
|
|
def test_tzinfo_fromtimestamp(self):
|
|
import time
|
|
meth = self.theclass.fromtimestamp
|
|
ts = time.time()
|
|
# Ensure it doesn't require tzinfo (i.e., that this doesn't blow up).
|
|
base = meth(ts)
|
|
# Try with and without naming the keyword.
|
|
off42 = FixedOffset(42, "42")
|
|
another = meth(ts, off42)
|
|
again = meth(ts, tz=off42)
|
|
self.assertTrue(another.tzinfo is again.tzinfo)
|
|
self.assertEqual(another.utcoffset(), timedelta(minutes=42))
|
|
# Bad argument with and w/o naming the keyword.
|
|
self.assertRaises(TypeError, meth, ts, 16)
|
|
self.assertRaises(TypeError, meth, ts, tzinfo=16)
|
|
# Bad keyword name.
|
|
self.assertRaises(TypeError, meth, ts, tinfo=off42)
|
|
# Too many args.
|
|
self.assertRaises(TypeError, meth, ts, off42, off42)
|
|
# Too few args.
|
|
self.assertRaises(TypeError, meth)
|
|
|
|
# Try to make sure tz= actually does some conversion.
|
|
timestamp = 1000000000
|
|
utcdatetime = datetime.utcfromtimestamp(timestamp)
|
|
# In POSIX (epoch 1970), that's 2001-09-09 01:46:40 UTC, give or take.
|
|
# But on some flavor of Mac, it's nowhere near that. So we can't have
|
|
# any idea here what time that actually is, we can only test that
|
|
# relative changes match.
|
|
utcoffset = timedelta(hours=-15, minutes=39) # arbitrary, but not zero
|
|
tz = FixedOffset(utcoffset, "tz", 0)
|
|
expected = utcdatetime + utcoffset
|
|
got = datetime.fromtimestamp(timestamp, tz)
|
|
self.assertEqual(expected, got.replace(tzinfo=None))
|
|
|
|
def test_tzinfo_utcnow(self):
|
|
meth = self.theclass.utcnow
|
|
# Ensure it doesn't require tzinfo (i.e., that this doesn't blow up).
|
|
base = meth()
|
|
# Try with and without naming the keyword; for whatever reason,
|
|
# utcnow() doesn't accept a tzinfo argument.
|
|
off42 = FixedOffset(42, "42")
|
|
self.assertRaises(TypeError, meth, off42)
|
|
self.assertRaises(TypeError, meth, tzinfo=off42)
|
|
|
|
def test_tzinfo_utcfromtimestamp(self):
|
|
import time
|
|
meth = self.theclass.utcfromtimestamp
|
|
ts = time.time()
|
|
# Ensure it doesn't require tzinfo (i.e., that this doesn't blow up).
|
|
base = meth(ts)
|
|
# Try with and without naming the keyword; for whatever reason,
|
|
# utcfromtimestamp() doesn't accept a tzinfo argument.
|
|
off42 = FixedOffset(42, "42")
|
|
self.assertRaises(TypeError, meth, ts, off42)
|
|
self.assertRaises(TypeError, meth, ts, tzinfo=off42)
|
|
|
|
def test_tzinfo_timetuple(self):
|
|
# TestDateTime tested most of this. datetime adds a twist to the
|
|
# DST flag.
|
|
class DST(tzinfo):
|
|
def __init__(self, dstvalue):
|
|
if isinstance(dstvalue, int):
|
|
dstvalue = timedelta(minutes=dstvalue)
|
|
self.dstvalue = dstvalue
|
|
def dst(self, dt):
|
|
return self.dstvalue
|
|
|
|
cls = self.theclass
|
|
for dstvalue, flag in (-33, 1), (33, 1), (0, 0), (None, -1):
|
|
d = cls(1, 1, 1, 10, 20, 30, 40, tzinfo=DST(dstvalue))
|
|
t = d.timetuple()
|
|
self.assertEqual(1, t.tm_year)
|
|
self.assertEqual(1, t.tm_mon)
|
|
self.assertEqual(1, t.tm_mday)
|
|
self.assertEqual(10, t.tm_hour)
|
|
self.assertEqual(20, t.tm_min)
|
|
self.assertEqual(30, t.tm_sec)
|
|
self.assertEqual(0, t.tm_wday)
|
|
self.assertEqual(1, t.tm_yday)
|
|
self.assertEqual(flag, t.tm_isdst)
|
|
|
|
# dst() returns wrong type.
|
|
self.assertRaises(TypeError, cls(1, 1, 1, tzinfo=DST("x")).timetuple)
|
|
|
|
# dst() at the edge.
|
|
self.assertEqual(cls(1,1,1, tzinfo=DST(1439)).timetuple().tm_isdst, 1)
|
|
self.assertEqual(cls(1,1,1, tzinfo=DST(-1439)).timetuple().tm_isdst, 1)
|
|
|
|
# dst() out of range.
|
|
self.assertRaises(ValueError, cls(1,1,1, tzinfo=DST(1440)).timetuple)
|
|
self.assertRaises(ValueError, cls(1,1,1, tzinfo=DST(-1440)).timetuple)
|
|
|
|
def test_utctimetuple(self):
|
|
class DST(tzinfo):
|
|
def __init__(self, dstvalue):
|
|
if isinstance(dstvalue, int):
|
|
dstvalue = timedelta(minutes=dstvalue)
|
|
self.dstvalue = dstvalue
|
|
def dst(self, dt):
|
|
return self.dstvalue
|
|
|
|
cls = self.theclass
|
|
# This can't work: DST didn't implement utcoffset.
|
|
self.assertRaises(NotImplementedError,
|
|
cls(1, 1, 1, tzinfo=DST(0)).utcoffset)
|
|
|
|
class UOFS(DST):
|
|
def __init__(self, uofs, dofs=None):
|
|
DST.__init__(self, dofs)
|
|
self.uofs = timedelta(minutes=uofs)
|
|
def utcoffset(self, dt):
|
|
return self.uofs
|
|
|
|
# Ensure tm_isdst is 0 regardless of what dst() says: DST is never
|
|
# in effect for a UTC time.
|
|
for dstvalue in -33, 33, 0, None:
|
|
d = cls(1, 2, 3, 10, 20, 30, 40, tzinfo=UOFS(-53, dstvalue))
|
|
t = d.utctimetuple()
|
|
self.assertEqual(d.year, t.tm_year)
|
|
self.assertEqual(d.month, t.tm_mon)
|
|
self.assertEqual(d.day, t.tm_mday)
|
|
self.assertEqual(11, t.tm_hour) # 20mm + 53mm = 1hn + 13mm
|
|
self.assertEqual(13, t.tm_min)
|
|
self.assertEqual(d.second, t.tm_sec)
|
|
self.assertEqual(d.weekday(), t.tm_wday)
|
|
self.assertEqual(d.toordinal() - date(1, 1, 1).toordinal() + 1,
|
|
t.tm_yday)
|
|
self.assertEqual(0, t.tm_isdst)
|
|
|
|
# At the edges, UTC adjustment can normalize into years out-of-range
|
|
# for a datetime object. Ensure that a correct timetuple is
|
|
# created anyway.
|
|
tiny = cls(MINYEAR, 1, 1, 0, 0, 37, tzinfo=UOFS(1439))
|
|
# That goes back 1 minute less than a full day.
|
|
t = tiny.utctimetuple()
|
|
self.assertEqual(t.tm_year, MINYEAR-1)
|
|
self.assertEqual(t.tm_mon, 12)
|
|
self.assertEqual(t.tm_mday, 31)
|
|
self.assertEqual(t.tm_hour, 0)
|
|
self.assertEqual(t.tm_min, 1)
|
|
self.assertEqual(t.tm_sec, 37)
|
|
self.assertEqual(t.tm_yday, 366) # "year 0" is a leap year
|
|
self.assertEqual(t.tm_isdst, 0)
|
|
|
|
huge = cls(MAXYEAR, 12, 31, 23, 59, 37, 999999, tzinfo=UOFS(-1439))
|
|
# That goes forward 1 minute less than a full day.
|
|
t = huge.utctimetuple()
|
|
self.assertEqual(t.tm_year, MAXYEAR+1)
|
|
self.assertEqual(t.tm_mon, 1)
|
|
self.assertEqual(t.tm_mday, 1)
|
|
self.assertEqual(t.tm_hour, 23)
|
|
self.assertEqual(t.tm_min, 58)
|
|
self.assertEqual(t.tm_sec, 37)
|
|
self.assertEqual(t.tm_yday, 1)
|
|
self.assertEqual(t.tm_isdst, 0)
|
|
|
|
def test_tzinfo_isoformat(self):
|
|
zero = FixedOffset(0, "+00:00")
|
|
plus = FixedOffset(220, "+03:40")
|
|
minus = FixedOffset(-231, "-03:51")
|
|
unknown = FixedOffset(None, "")
|
|
|
|
cls = self.theclass
|
|
datestr = '0001-02-03'
|
|
for ofs in None, zero, plus, minus, unknown:
|
|
for us in 0, 987001:
|
|
d = cls(1, 2, 3, 4, 5, 59, us, tzinfo=ofs)
|
|
timestr = '04:05:59' + (us and '.987001' or '')
|
|
ofsstr = ofs is not None and d.tzname() or ''
|
|
tailstr = timestr + ofsstr
|
|
iso = d.isoformat()
|
|
self.assertEqual(iso, datestr + 'T' + tailstr)
|
|
self.assertEqual(iso, d.isoformat('T'))
|
|
self.assertEqual(d.isoformat('k'), datestr + 'k' + tailstr)
|
|
self.assertEqual(str(d), datestr + ' ' + tailstr)
|
|
|
|
def test_replace(self):
|
|
cls = self.theclass
|
|
z100 = FixedOffset(100, "+100")
|
|
zm200 = FixedOffset(timedelta(minutes=-200), "-200")
|
|
args = [1, 2, 3, 4, 5, 6, 7, z100]
|
|
base = cls(*args)
|
|
self.assertEqual(base, base.replace())
|
|
|
|
i = 0
|
|
for name, newval in (("year", 2),
|
|
("month", 3),
|
|
("day", 4),
|
|
("hour", 5),
|
|
("minute", 6),
|
|
("second", 7),
|
|
("microsecond", 8),
|
|
("tzinfo", zm200)):
|
|
newargs = args[:]
|
|
newargs[i] = newval
|
|
expected = cls(*newargs)
|
|
got = base.replace(**{name: newval})
|
|
self.assertEqual(expected, got)
|
|
i += 1
|
|
|
|
# Ensure we can get rid of a tzinfo.
|
|
self.assertEqual(base.tzname(), "+100")
|
|
base2 = base.replace(tzinfo=None)
|
|
self.assertTrue(base2.tzinfo is None)
|
|
self.assertTrue(base2.tzname() is None)
|
|
|
|
# Ensure we can add one.
|
|
base3 = base2.replace(tzinfo=z100)
|
|
self.assertEqual(base, base3)
|
|
self.assertTrue(base.tzinfo is base3.tzinfo)
|
|
|
|
# Out of bounds.
|
|
base = cls(2000, 2, 29)
|
|
self.assertRaises(ValueError, base.replace, year=2001)
|
|
|
|
def test_more_astimezone(self):
|
|
# The inherited test_astimezone covered some trivial and error cases.
|
|
fnone = FixedOffset(None, "None")
|
|
f44m = FixedOffset(44, "44")
|
|
fm5h = FixedOffset(-timedelta(hours=5), "m300")
|
|
|
|
dt = self.theclass.now(tz=f44m)
|
|
self.assertTrue(dt.tzinfo is f44m)
|
|
# Replacing with degenerate tzinfo raises an exception.
|
|
self.assertRaises(ValueError, dt.astimezone, fnone)
|
|
# Ditto with None tz.
|
|
self.assertRaises(TypeError, dt.astimezone, None)
|
|
# Replacing with same tzinfo makes no change.
|
|
x = dt.astimezone(dt.tzinfo)
|
|
self.assertTrue(x.tzinfo is f44m)
|
|
self.assertEqual(x.date(), dt.date())
|
|
self.assertEqual(x.time(), dt.time())
|
|
|
|
# Replacing with different tzinfo does adjust.
|
|
got = dt.astimezone(fm5h)
|
|
self.assertTrue(got.tzinfo is fm5h)
|
|
self.assertEqual(got.utcoffset(), timedelta(hours=-5))
|
|
expected = dt - dt.utcoffset() # in effect, convert to UTC
|
|
expected += fm5h.utcoffset(dt) # and from there to local time
|
|
expected = expected.replace(tzinfo=fm5h) # and attach new tzinfo
|
|
self.assertEqual(got.date(), expected.date())
|
|
self.assertEqual(got.time(), expected.time())
|
|
self.assertEqual(got.timetz(), expected.timetz())
|
|
self.assertTrue(got.tzinfo is expected.tzinfo)
|
|
self.assertEqual(got, expected)
|
|
|
|
def test_aware_subtract(self):
|
|
cls = self.theclass
|
|
|
|
# Ensure that utcoffset() is ignored when the operands have the
|
|
# same tzinfo member.
|
|
class OperandDependentOffset(tzinfo):
|
|
def utcoffset(self, t):
|
|
if t.minute < 10:
|
|
# d0 and d1 equal after adjustment
|
|
return timedelta(minutes=t.minute)
|
|
else:
|
|
# d2 off in the weeds
|
|
return timedelta(minutes=59)
|
|
|
|
base = cls(8, 9, 10, 11, 12, 13, 14, tzinfo=OperandDependentOffset())
|
|
d0 = base.replace(minute=3)
|
|
d1 = base.replace(minute=9)
|
|
d2 = base.replace(minute=11)
|
|
for x in d0, d1, d2:
|
|
for y in d0, d1, d2:
|
|
got = x - y
|
|
expected = timedelta(minutes=x.minute - y.minute)
|
|
self.assertEqual(got, expected)
|
|
|
|
# OTOH, if the tzinfo members are distinct, utcoffsets aren't
|
|
# ignored.
|
|
base = cls(8, 9, 10, 11, 12, 13, 14)
|
|
d0 = base.replace(minute=3, tzinfo=OperandDependentOffset())
|
|
d1 = base.replace(minute=9, tzinfo=OperandDependentOffset())
|
|
d2 = base.replace(minute=11, tzinfo=OperandDependentOffset())
|
|
for x in d0, d1, d2:
|
|
for y in d0, d1, d2:
|
|
got = x - y
|
|
if (x is d0 or x is d1) and (y is d0 or y is d1):
|
|
expected = timedelta(0)
|
|
elif x is y is d2:
|
|
expected = timedelta(0)
|
|
elif x is d2:
|
|
expected = timedelta(minutes=(11-59)-0)
|
|
else:
|
|
assert y is d2
|
|
expected = timedelta(minutes=0-(11-59))
|
|
self.assertEqual(got, expected)
|
|
|
|
def test_mixed_compare(self):
|
|
t1 = datetime(1, 2, 3, 4, 5, 6, 7)
|
|
t2 = datetime(1, 2, 3, 4, 5, 6, 7)
|
|
self.assertEqual(t1, t2)
|
|
t2 = t2.replace(tzinfo=None)
|
|
self.assertEqual(t1, t2)
|
|
t2 = t2.replace(tzinfo=FixedOffset(None, ""))
|
|
self.assertEqual(t1, t2)
|
|
t2 = t2.replace(tzinfo=FixedOffset(0, ""))
|
|
self.assertRaises(TypeError, lambda: t1 == t2)
|
|
|
|
# In datetime w/ identical tzinfo objects, utcoffset is ignored.
|
|
class Varies(tzinfo):
|
|
def __init__(self):
|
|
self.offset = timedelta(minutes=22)
|
|
def utcoffset(self, t):
|
|
self.offset += timedelta(minutes=1)
|
|
return self.offset
|
|
|
|
v = Varies()
|
|
t1 = t2.replace(tzinfo=v)
|
|
t2 = t2.replace(tzinfo=v)
|
|
self.assertEqual(t1.utcoffset(), timedelta(minutes=23))
|
|
self.assertEqual(t2.utcoffset(), timedelta(minutes=24))
|
|
self.assertEqual(t1, t2)
|
|
|
|
# But if they're not identical, it isn't ignored.
|
|
t2 = t2.replace(tzinfo=Varies())
|
|
self.assertTrue(t1 < t2) # t1's offset counter still going up
|
|
|
|
def test_subclass_datetimetz(self):
|
|
|
|
class C(self.theclass):
|
|
theAnswer = 42
|
|
|
|
def __new__(cls, *args, **kws):
|
|
temp = kws.copy()
|
|
extra = temp.pop('extra')
|
|
result = self.theclass.__new__(cls, *args, **temp)
|
|
result.extra = extra
|
|
return result
|
|
|
|
def newmeth(self, start):
|
|
return start + self.hour + self.year
|
|
|
|
args = 2002, 12, 31, 4, 5, 6, 500, FixedOffset(-300, "EST", 1)
|
|
|
|
dt1 = self.theclass(*args)
|
|
dt2 = C(*args, **{'extra': 7})
|
|
|
|
self.assertEqual(dt2.__class__, C)
|
|
self.assertEqual(dt2.theAnswer, 42)
|
|
self.assertEqual(dt2.extra, 7)
|
|
self.assertEqual(dt1.utcoffset(), dt2.utcoffset())
|
|
self.assertEqual(dt2.newmeth(-7), dt1.hour + dt1.year - 7)
|
|
|
|
# Pain to set up DST-aware tzinfo classes.
|
|
|
|
def first_sunday_on_or_after(dt):
|
|
days_to_go = 6 - dt.weekday()
|
|
if days_to_go:
|
|
dt += timedelta(days_to_go)
|
|
return dt
|
|
|
|
ZERO = timedelta(0)
|
|
HOUR = timedelta(hours=1)
|
|
DAY = timedelta(days=1)
|
|
# In the US, DST starts at 2am (standard time) on the first Sunday in April.
|
|
DSTSTART = datetime(1, 4, 1, 2)
|
|
# and ends at 2am (DST time; 1am standard time) on the last Sunday of Oct,
|
|
# which is the first Sunday on or after Oct 25. Because we view 1:MM as
|
|
# being standard time on that day, there is no spelling in local time of
|
|
# the last hour of DST (that's 1:MM DST, but 1:MM is taken as standard time).
|
|
DSTEND = datetime(1, 10, 25, 1)
|
|
|
|
class USTimeZone(tzinfo):
|
|
|
|
def __init__(self, hours, reprname, stdname, dstname):
|
|
self.stdoffset = timedelta(hours=hours)
|
|
self.reprname = reprname
|
|
self.stdname = stdname
|
|
self.dstname = dstname
|
|
|
|
def __repr__(self):
|
|
return self.reprname
|
|
|
|
def tzname(self, dt):
|
|
if self.dst(dt):
|
|
return self.dstname
|
|
else:
|
|
return self.stdname
|
|
|
|
def utcoffset(self, dt):
|
|
return self.stdoffset + self.dst(dt)
|
|
|
|
def dst(self, dt):
|
|
if dt is None or dt.tzinfo is None:
|
|
# An exception instead may be sensible here, in one or more of
|
|
# the cases.
|
|
return ZERO
|
|
assert dt.tzinfo is self
|
|
|
|
# Find first Sunday in April.
|
|
start = first_sunday_on_or_after(DSTSTART.replace(year=dt.year))
|
|
assert start.weekday() == 6 and start.month == 4 and start.day <= 7
|
|
|
|
# Find last Sunday in October.
|
|
end = first_sunday_on_or_after(DSTEND.replace(year=dt.year))
|
|
assert end.weekday() == 6 and end.month == 10 and end.day >= 25
|
|
|
|
# Can't compare naive to aware objects, so strip the timezone from
|
|
# dt first.
|
|
if start <= dt.replace(tzinfo=None) < end:
|
|
return HOUR
|
|
else:
|
|
return ZERO
|
|
|
|
Eastern = USTimeZone(-5, "Eastern", "EST", "EDT")
|
|
Central = USTimeZone(-6, "Central", "CST", "CDT")
|
|
Mountain = USTimeZone(-7, "Mountain", "MST", "MDT")
|
|
Pacific = USTimeZone(-8, "Pacific", "PST", "PDT")
|
|
utc_real = FixedOffset(0, "UTC", 0)
|
|
# For better test coverage, we want another flavor of UTC that's west of
|
|
# the Eastern and Pacific timezones.
|
|
utc_fake = FixedOffset(-12*60, "UTCfake", 0)
|
|
|
|
class TestTimezoneConversions(unittest.TestCase):
|
|
# The DST switch times for 2002, in std time.
|
|
dston = datetime(2002, 4, 7, 2)
|
|
dstoff = datetime(2002, 10, 27, 1)
|
|
|
|
theclass = datetime
|
|
|
|
# Check a time that's inside DST.
|
|
def checkinside(self, dt, tz, utc, dston, dstoff):
|
|
self.assertEqual(dt.dst(), HOUR)
|
|
|
|
# Conversion to our own timezone is always an identity.
|
|
self.assertEqual(dt.astimezone(tz), dt)
|
|
|
|
asutc = dt.astimezone(utc)
|
|
there_and_back = asutc.astimezone(tz)
|
|
|
|
# Conversion to UTC and back isn't always an identity here,
|
|
# because there are redundant spellings (in local time) of
|
|
# UTC time when DST begins: the clock jumps from 1:59:59
|
|
# to 3:00:00, and a local time of 2:MM:SS doesn't really
|
|
# make sense then. The classes above treat 2:MM:SS as
|
|
# daylight time then (it's "after 2am"), really an alias
|
|
# for 1:MM:SS standard time. The latter form is what
|
|
# conversion back from UTC produces.
|
|
if dt.date() == dston.date() and dt.hour == 2:
|
|
# We're in the redundant hour, and coming back from
|
|
# UTC gives the 1:MM:SS standard-time spelling.
|
|
self.assertEqual(there_and_back + HOUR, dt)
|
|
# Although during was considered to be in daylight
|
|
# time, there_and_back is not.
|
|
self.assertEqual(there_and_back.dst(), ZERO)
|
|
# They're the same times in UTC.
|
|
self.assertEqual(there_and_back.astimezone(utc),
|
|
dt.astimezone(utc))
|
|
else:
|
|
# We're not in the redundant hour.
|
|
self.assertEqual(dt, there_and_back)
|
|
|
|
# Because we have a redundant spelling when DST begins, there is
|
|
# (unfortunately) an hour when DST ends that can't be spelled at all in
|
|
# local time. When DST ends, the clock jumps from 1:59 back to 1:00
|
|
# again. The hour 1:MM DST has no spelling then: 1:MM is taken to be
|
|
# standard time. 1:MM DST == 0:MM EST, but 0:MM is taken to be
|
|
# daylight time. The hour 1:MM daylight == 0:MM standard can't be
|
|
# expressed in local time. Nevertheless, we want conversion back
|
|
# from UTC to mimic the local clock's "repeat an hour" behavior.
|
|
nexthour_utc = asutc + HOUR
|
|
nexthour_tz = nexthour_utc.astimezone(tz)
|
|
if dt.date() == dstoff.date() and dt.hour == 0:
|
|
# We're in the hour before the last DST hour. The last DST hour
|
|
# is ineffable. We want the conversion back to repeat 1:MM.
|
|
self.assertEqual(nexthour_tz, dt.replace(hour=1))
|
|
nexthour_utc += HOUR
|
|
nexthour_tz = nexthour_utc.astimezone(tz)
|
|
self.assertEqual(nexthour_tz, dt.replace(hour=1))
|
|
else:
|
|
self.assertEqual(nexthour_tz - dt, HOUR)
|
|
|
|
# Check a time that's outside DST.
|
|
def checkoutside(self, dt, tz, utc):
|
|
self.assertEqual(dt.dst(), ZERO)
|
|
|
|
# Conversion to our own timezone is always an identity.
|
|
self.assertEqual(dt.astimezone(tz), dt)
|
|
|
|
# Converting to UTC and back is an identity too.
|
|
asutc = dt.astimezone(utc)
|
|
there_and_back = asutc.astimezone(tz)
|
|
self.assertEqual(dt, there_and_back)
|
|
|
|
def convert_between_tz_and_utc(self, tz, utc):
|
|
dston = self.dston.replace(tzinfo=tz)
|
|
# Because 1:MM on the day DST ends is taken as being standard time,
|
|
# there is no spelling in tz for the last hour of daylight time.
|
|
# For purposes of the test, the last hour of DST is 0:MM, which is
|
|
# taken as being daylight time (and 1:MM is taken as being standard
|
|
# time).
|
|
dstoff = self.dstoff.replace(tzinfo=tz)
|
|
for delta in (timedelta(weeks=13),
|
|
DAY,
|
|
HOUR,
|
|
timedelta(minutes=1),
|
|
timedelta(microseconds=1)):
|
|
|
|
self.checkinside(dston, tz, utc, dston, dstoff)
|
|
for during in dston + delta, dstoff - delta:
|
|
self.checkinside(during, tz, utc, dston, dstoff)
|
|
|
|
self.checkoutside(dstoff, tz, utc)
|
|
for outside in dston - delta, dstoff + delta:
|
|
self.checkoutside(outside, tz, utc)
|
|
|
|
def test_easy(self):
|
|
# Despite the name of this test, the endcases are excruciating.
|
|
self.convert_between_tz_and_utc(Eastern, utc_real)
|
|
self.convert_between_tz_and_utc(Pacific, utc_real)
|
|
self.convert_between_tz_and_utc(Eastern, utc_fake)
|
|
self.convert_between_tz_and_utc(Pacific, utc_fake)
|
|
# The next is really dancing near the edge. It works because
|
|
# Pacific and Eastern are far enough apart that their "problem
|
|
# hours" don't overlap.
|
|
self.convert_between_tz_and_utc(Eastern, Pacific)
|
|
self.convert_between_tz_and_utc(Pacific, Eastern)
|
|
# OTOH, these fail! Don't enable them. The difficulty is that
|
|
# the edge case tests assume that every hour is representable in
|
|
# the "utc" class. This is always true for a fixed-offset tzinfo
|
|
# class (lke utc_real and utc_fake), but not for Eastern or Central.
|
|
# For these adjacent DST-aware time zones, the range of time offsets
|
|
# tested ends up creating hours in the one that aren't representable
|
|
# in the other. For the same reason, we would see failures in the
|
|
# Eastern vs Pacific tests too if we added 3*HOUR to the list of
|
|
# offset deltas in convert_between_tz_and_utc().
|
|
#
|
|
# self.convert_between_tz_and_utc(Eastern, Central) # can't work
|
|
# self.convert_between_tz_and_utc(Central, Eastern) # can't work
|
|
|
|
def test_tricky(self):
|
|
# 22:00 on day before daylight starts.
|
|
fourback = self.dston - timedelta(hours=4)
|
|
ninewest = FixedOffset(-9*60, "-0900", 0)
|
|
fourback = fourback.replace(tzinfo=ninewest)
|
|
# 22:00-0900 is 7:00 UTC == 2:00 EST == 3:00 DST. Since it's "after
|
|
# 2", we should get the 3 spelling.
|
|
# If we plug 22:00 the day before into Eastern, it "looks like std
|
|
# time", so its offset is returned as -5, and -5 - -9 = 4. Adding 4
|
|
# to 22:00 lands on 2:00, which makes no sense in local time (the
|
|
# local clock jumps from 1 to 3). The point here is to make sure we
|
|
# get the 3 spelling.
|
|
expected = self.dston.replace(hour=3)
|
|
got = fourback.astimezone(Eastern).replace(tzinfo=None)
|
|
self.assertEqual(expected, got)
|
|
|
|
# Similar, but map to 6:00 UTC == 1:00 EST == 2:00 DST. In that
|
|
# case we want the 1:00 spelling.
|
|
sixutc = self.dston.replace(hour=6, tzinfo=utc_real)
|
|
# Now 6:00 "looks like daylight", so the offset wrt Eastern is -4,
|
|
# and adding -4-0 == -4 gives the 2:00 spelling. We want the 1:00 EST
|
|
# spelling.
|
|
expected = self.dston.replace(hour=1)
|
|
got = sixutc.astimezone(Eastern).replace(tzinfo=None)
|
|
self.assertEqual(expected, got)
|
|
|
|
# Now on the day DST ends, we want "repeat an hour" behavior.
|
|
# UTC 4:MM 5:MM 6:MM 7:MM checking these
|
|
# EST 23:MM 0:MM 1:MM 2:MM
|
|
# EDT 0:MM 1:MM 2:MM 3:MM
|
|
# wall 0:MM 1:MM 1:MM 2:MM against these
|
|
for utc in utc_real, utc_fake:
|
|
for tz in Eastern, Pacific:
|
|
first_std_hour = self.dstoff - timedelta(hours=2) # 23:MM
|
|
# Convert that to UTC.
|
|
first_std_hour -= tz.utcoffset(None)
|
|
# Adjust for possibly fake UTC.
|
|
asutc = first_std_hour + utc.utcoffset(None)
|
|
# First UTC hour to convert; this is 4:00 when utc=utc_real &
|
|
# tz=Eastern.
|
|
asutcbase = asutc.replace(tzinfo=utc)
|
|
for tzhour in (0, 1, 1, 2):
|
|
expectedbase = self.dstoff.replace(hour=tzhour)
|
|
for minute in 0, 30, 59:
|
|
expected = expectedbase.replace(minute=minute)
|
|
asutc = asutcbase.replace(minute=minute)
|
|
astz = asutc.astimezone(tz)
|
|
self.assertEqual(astz.replace(tzinfo=None), expected)
|
|
asutcbase += HOUR
|
|
|
|
|
|
def test_bogus_dst(self):
|
|
class ok(tzinfo):
|
|
def utcoffset(self, dt): return HOUR
|
|
def dst(self, dt): return HOUR
|
|
|
|
now = self.theclass.now().replace(tzinfo=utc_real)
|
|
# Doesn't blow up.
|
|
now.astimezone(ok())
|
|
|
|
# Does blow up.
|
|
class notok(ok):
|
|
def dst(self, dt): return None
|
|
self.assertRaises(ValueError, now.astimezone, notok())
|
|
|
|
def test_fromutc(self):
|
|
self.assertRaises(TypeError, Eastern.fromutc) # not enough args
|
|
now = datetime.utcnow().replace(tzinfo=utc_real)
|
|
self.assertRaises(ValueError, Eastern.fromutc, now) # wrong tzinfo
|
|
now = now.replace(tzinfo=Eastern) # insert correct tzinfo
|
|
enow = Eastern.fromutc(now) # doesn't blow up
|
|
self.assertEqual(enow.tzinfo, Eastern) # has right tzinfo member
|
|
self.assertRaises(TypeError, Eastern.fromutc, now, now) # too many args
|
|
self.assertRaises(TypeError, Eastern.fromutc, date.today()) # wrong type
|
|
|
|
# Always converts UTC to standard time.
|
|
class FauxUSTimeZone(USTimeZone):
|
|
def fromutc(self, dt):
|
|
return dt + self.stdoffset
|
|
FEastern = FauxUSTimeZone(-5, "FEastern", "FEST", "FEDT")
|
|
|
|
# UTC 4:MM 5:MM 6:MM 7:MM 8:MM 9:MM
|
|
# EST 23:MM 0:MM 1:MM 2:MM 3:MM 4:MM
|
|
# EDT 0:MM 1:MM 2:MM 3:MM 4:MM 5:MM
|
|
|
|
# Check around DST start.
|
|
start = self.dston.replace(hour=4, tzinfo=Eastern)
|
|
fstart = start.replace(tzinfo=FEastern)
|
|
for wall in 23, 0, 1, 3, 4, 5:
|
|
expected = start.replace(hour=wall)
|
|
if wall == 23:
|
|
expected -= timedelta(days=1)
|
|
got = Eastern.fromutc(start)
|
|
self.assertEqual(expected, got)
|
|
|
|
expected = fstart + FEastern.stdoffset
|
|
got = FEastern.fromutc(fstart)
|
|
self.assertEqual(expected, got)
|
|
|
|
# Ensure astimezone() calls fromutc() too.
|
|
got = fstart.replace(tzinfo=utc_real).astimezone(FEastern)
|
|
self.assertEqual(expected, got)
|
|
|
|
start += HOUR
|
|
fstart += HOUR
|
|
|
|
# Check around DST end.
|
|
start = self.dstoff.replace(hour=4, tzinfo=Eastern)
|
|
fstart = start.replace(tzinfo=FEastern)
|
|
for wall in 0, 1, 1, 2, 3, 4:
|
|
expected = start.replace(hour=wall)
|
|
got = Eastern.fromutc(start)
|
|
self.assertEqual(expected, got)
|
|
|
|
expected = fstart + FEastern.stdoffset
|
|
got = FEastern.fromutc(fstart)
|
|
self.assertEqual(expected, got)
|
|
|
|
# Ensure astimezone() calls fromutc() too.
|
|
got = fstart.replace(tzinfo=utc_real).astimezone(FEastern)
|
|
self.assertEqual(expected, got)
|
|
|
|
start += HOUR
|
|
fstart += HOUR
|
|
|
|
|
|
#############################################################################
|
|
# oddballs
|
|
|
|
class Oddballs(unittest.TestCase):
|
|
|
|
def test_bug_1028306(self):
|
|
# Trying to compare a date to a datetime should act like a mixed-
|
|
# type comparison, despite that datetime is a subclass of date.
|
|
as_date = date.today()
|
|
as_datetime = datetime.combine(as_date, time())
|
|
self.assertTrue(as_date != as_datetime)
|
|
self.assertTrue(as_datetime != as_date)
|
|
self.assertTrue(not as_date == as_datetime)
|
|
self.assertTrue(not as_datetime == as_date)
|
|
self.assertRaises(TypeError, lambda: as_date < as_datetime)
|
|
self.assertRaises(TypeError, lambda: as_datetime < as_date)
|
|
self.assertRaises(TypeError, lambda: as_date <= as_datetime)
|
|
self.assertRaises(TypeError, lambda: as_datetime <= as_date)
|
|
self.assertRaises(TypeError, lambda: as_date > as_datetime)
|
|
self.assertRaises(TypeError, lambda: as_datetime > as_date)
|
|
self.assertRaises(TypeError, lambda: as_date >= as_datetime)
|
|
self.assertRaises(TypeError, lambda: as_datetime >= as_date)
|
|
|
|
# Neverthelss, comparison should work with the base-class (date)
|
|
# projection if use of a date method is forced.
|
|
self.assertTrue(as_date.__eq__(as_datetime))
|
|
different_day = (as_date.day + 1) % 20 + 1
|
|
self.assertTrue(not as_date.__eq__(as_datetime.replace(day=
|
|
different_day)))
|
|
|
|
# And date should compare with other subclasses of date. If a
|
|
# subclass wants to stop this, it's up to the subclass to do so.
|
|
date_sc = SubclassDate(as_date.year, as_date.month, as_date.day)
|
|
self.assertEqual(as_date, date_sc)
|
|
self.assertEqual(date_sc, as_date)
|
|
|
|
# Ditto for datetimes.
|
|
datetime_sc = SubclassDatetime(as_datetime.year, as_datetime.month,
|
|
as_date.day, 0, 0, 0)
|
|
self.assertEqual(as_datetime, datetime_sc)
|
|
self.assertEqual(datetime_sc, as_datetime)
|
|
|
|
def test_main():
|
|
test_support.run_unittest(__name__)
|
|
|
|
if __name__ == "__main__":
|
|
test_main()
|