| """Test date/time type.""" |
| |
| import sys |
| import unittest |
| |
| from test import test_support |
| |
| from datetime import MINYEAR, MAXYEAR |
| from datetime import timedelta |
| from datetime import tzinfo |
| from datetime import time, timetz |
| from datetime import date, datetime, datetimetz |
| |
| ############################################################################# |
| # module tests |
| |
| class TestModule(unittest.TestCase): |
| |
| def test_constants(self): |
| import datetime |
| self.assertEqual(datetime.MINYEAR, 1) |
| self.assertEqual(datetime.MAXYEAR, 9999) |
| |
| ############################################################################# |
| # tzinfo tests |
| |
| class FixedOffset(tzinfo): |
| def __init__(self, offset, name, dstoffset=42): |
| self.__offset = offset |
| self.__name = name |
| self.__dstoffset = dstoffset |
| def __repr__(self): |
| return self.__name.lower() |
| def utcoffset(self, dt): |
| return self.__offset |
| def tzname(self, dt): |
| return self.__name |
| def dst(self, dt): |
| return self.__dstoffset |
| |
| class PicklableFixedOffset(FixedOffset): |
| def __init__(self, offset=None, name=None, dstoffset=None): |
| FixedOffset.__init__(self, offset, name, dstoffset) |
| |
| class TestTZInfo(unittest.TestCase): |
| |
| def test_non_abstractness(self): |
| # In order to allow subclasses to get pickled, the C implementation |
| # wasn't able to get away with having __init__ raise |
| # NotImplementedError. |
| useless = tzinfo() |
| dt = datetime.max |
| self.assertRaises(NotImplementedError, useless.tzname, dt) |
| self.assertRaises(NotImplementedError, useless.utcoffset, dt) |
| self.assertRaises(NotImplementedError, useless.dst, dt) |
| |
| def test_subclass_must_override(self): |
| class NotEnough(tzinfo): |
| def __init__(self, offset, name): |
| self.__offset = offset |
| self.__name = name |
| self.failUnless(issubclass(NotEnough, tzinfo)) |
| ne = NotEnough(3, "NotByALongShot") |
| self.failUnless(isinstance(ne, tzinfo)) |
| |
| dt = datetime.now() |
| self.assertRaises(NotImplementedError, ne.tzname, dt) |
| self.assertRaises(NotImplementedError, ne.utcoffset, dt) |
| self.assertRaises(NotImplementedError, ne.dst, dt) |
| |
| def test_normal(self): |
| fo = FixedOffset(3, "Three") |
| self.failUnless(isinstance(fo, tzinfo)) |
| for dt in datetime.now(), None: |
| self.assertEqual(fo.utcoffset(dt), 3) |
| self.assertEqual(fo.tzname(dt), "Three") |
| self.assertEqual(fo.dst(dt), 42) |
| |
| def test_pickling_base(self): |
| import pickle, cPickle |
| |
| # There's no point to pickling tzinfo objects on their own (they |
| # carry no data), but they need to be picklable anyway else |
| # concrete subclasses can't be pickled. |
| orig = tzinfo.__new__(tzinfo) |
| self.failUnless(type(orig) is tzinfo) |
| for pickler in pickle, cPickle: |
| for binary in 0, 1: |
| green = pickler.dumps(orig, binary) |
| derived = pickler.loads(green) |
| self.failUnless(type(derived) is tzinfo) |
| |
| def test_pickling_subclass(self): |
| import pickle, cPickle |
| |
| # Make sure we can pickle/unpickle an instance of a subclass. |
| orig = PicklableFixedOffset(-300, 'cookie') |
| self.failUnless(isinstance(orig, tzinfo)) |
| self.failUnless(type(orig) is PicklableFixedOffset) |
| self.assertEqual(orig.utcoffset(None), -300) |
| self.assertEqual(orig.tzname(None), 'cookie') |
| for pickler in pickle, cPickle: |
| for binary in 0, 1: |
| green = pickler.dumps(orig, binary) |
| derived = pickler.loads(green) |
| self.failUnless(isinstance(derived, tzinfo)) |
| self.failUnless(type(derived) is PicklableFixedOffset) |
| self.assertEqual(derived.utcoffset(None), -300) |
| self.assertEqual(derived.tzname(None), 'cookie') |
| |
| ############################################################################# |
| # timedelta tests |
| |
| class TestTimeDelta(unittest.TestCase): |
| |
| def test_constructor(self): |
| eq = self.assertEqual |
| td = timedelta |
| |
| # Check keyword args to constructor |
| eq(td(), td(weeks=0, days=0, hours=0, minutes=0, seconds=0, |
| milliseconds=0, microseconds=0)) |
| eq(td(1), td(days=1)) |
| eq(td(0, 1), td(seconds=1)) |
| eq(td(0, 0, 1), td(microseconds=1)) |
| eq(td(weeks=1), td(days=7)) |
| eq(td(days=1), td(hours=24)) |
| eq(td(hours=1), td(minutes=60)) |
| eq(td(minutes=1), td(seconds=60)) |
| eq(td(seconds=1), td(milliseconds=1000)) |
| eq(td(milliseconds=1), td(microseconds=1000)) |
| |
| # Check float args to constructor |
| eq(td(weeks=1.0/7), td(days=1)) |
| eq(td(days=1.0/24), td(hours=1)) |
| eq(td(hours=1.0/60), td(minutes=1)) |
| eq(td(minutes=1.0/60), td(seconds=1)) |
| eq(td(seconds=0.001), td(milliseconds=1)) |
| eq(td(milliseconds=0.001), td(microseconds=1)) |
| |
| def test_computations(self): |
| eq = self.assertEqual |
| td = timedelta |
| |
| a = td(7) # One week |
| b = td(0, 60) # One minute |
| c = td(0, 0, 1000) # One millisecond |
| eq(a+b+c, td(7, 60, 1000)) |
| eq(a-b, td(6, 24*3600 - 60)) |
| eq(-a, td(-7)) |
| eq(+a, td(7)) |
| eq(-b, td(-1, 24*3600 - 60)) |
| eq(-c, td(-1, 24*3600 - 1, 999000)) |
| eq(abs(a), a) |
| eq(abs(-a), a) |
| eq(td(6, 24*3600), a) |
| eq(td(0, 0, 60*1000000), b) |
| eq(a*10, td(70)) |
| eq(a*10, 10*a) |
| eq(a*10L, 10*a) |
| eq(b*10, td(0, 600)) |
| eq(10*b, td(0, 600)) |
| eq(b*10L, td(0, 600)) |
| eq(c*10, td(0, 0, 10000)) |
| eq(10*c, td(0, 0, 10000)) |
| eq(c*10L, td(0, 0, 10000)) |
| eq(a*-1, -a) |
| eq(b*-2, -b-b) |
| eq(c*-2, -c+-c) |
| eq(b*(60*24), (b*60)*24) |
| eq(b*(60*24), (60*b)*24) |
| eq(c*1000, td(0, 1)) |
| eq(1000*c, td(0, 1)) |
| eq(a//7, td(1)) |
| eq(b//10, td(0, 6)) |
| eq(c//1000, td(0, 0, 1)) |
| eq(a//10, td(0, 7*24*360)) |
| eq(a//3600000, td(0, 0, 7*24*1000)) |
| |
| def test_disallowed_computations(self): |
| a = timedelta(42) |
| |
| # 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) |
| |
| # Mul/div by float isn't supported. |
| x = 2.3 |
| self.assertRaises(TypeError, lambda: a*x) |
| self.assertRaises(TypeError, lambda: x*a) |
| self.assertRaises(TypeError, lambda: a/x) |
| self.assertRaises(TypeError, lambda: x/a) |
| self.assertRaises(TypeError, lambda: a // x) |
| self.assertRaises(TypeError, lambda: x // a) |
| |
| # Divison of int by timedelta doesn't make sense. |
| # Division by zero doesn't make sense. |
| for zero in 0, 0L: |
| self.assertRaises(TypeError, lambda: zero // a) |
| self.assertRaises(ZeroDivisionError, lambda: a // zero) |
| |
| def test_basic_attributes(self): |
| days, seconds, us = 1, 7, 31 |
| td = timedelta(days, seconds, us) |
| self.assertEqual(td.days, days) |
| self.assertEqual(td.seconds, seconds) |
| self.assertEqual(td.microseconds, us) |
| |
| def test_carries(self): |
| t1 = timedelta(days=100, |
| weeks=-7, |
| hours=-24*(100-49), |
| minutes=-3, |
| seconds=12, |
| microseconds=(3*60 - 12) * 1e6 + 1) |
| t2 = timedelta(microseconds=1) |
| self.assertEqual(t1, t2) |
| |
| def test_hash_equality(self): |
| t1 = timedelta(days=100, |
| weeks=-7, |
| hours=-24*(100-49), |
| minutes=-3, |
| seconds=12, |
| microseconds=(3*60 - 12) * 1000000) |
| t2 = timedelta() |
| self.assertEqual(hash(t1), hash(t2)) |
| |
| t1 += timedelta(weeks=7) |
| t2 += timedelta(days=7*7) |
| self.assertEqual(t1, t2) |
| self.assertEqual(hash(t1), hash(t2)) |
| |
| d = {t1: 1} |
| d[t2] = 2 |
| self.assertEqual(len(d), 1) |
| self.assertEqual(d[t1], 2) |
| |
| def test_pickling(self): |
| import pickle, cPickle |
| args = 12, 34, 56 |
| orig = timedelta(*args) |
| state = orig.__getstate__() |
| self.assertEqual(args, state) |
| derived = timedelta() |
| derived.__setstate__(state) |
| self.assertEqual(orig, derived) |
| for pickler in pickle, cPickle: |
| for binary in 0, 1: |
| green = pickler.dumps(orig, binary) |
| derived = pickler.loads(green) |
| self.assertEqual(orig, derived) |
| |
| def test_compare(self): |
| t1 = timedelta(2, 3, 4) |
| t2 = timedelta(2, 3, 4) |
| self.failUnless(t1 == t2) |
| self.failUnless(t1 <= t2) |
| self.failUnless(t1 >= t2) |
| self.failUnless(not t1 != t2) |
| self.failUnless(not t1 < t2) |
| self.failUnless(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 = timedelta(*args) # this is larger than t1 |
| self.failUnless(t1 < t2) |
| self.failUnless(t2 > t1) |
| self.failUnless(t1 <= t2) |
| self.failUnless(t2 >= t1) |
| self.failUnless(t1 != t2) |
| self.failUnless(t2 != t1) |
| self.failUnless(not t1 == t2) |
| self.failUnless(not t2 == t1) |
| self.failUnless(not t1 > t2) |
| self.failUnless(not t2 < t1) |
| self.failUnless(not t1 >= t2) |
| self.failUnless(not t2 <= t1) |
| self.assertEqual(cmp(t1, t2), -1) |
| self.assertEqual(cmp(t2, t1), 1) |
| |
| for badarg in 10, 10L, 34.5, "abc", {}, [], (): |
| 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: 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) |
| self.assertRaises(TypeError, lambda: badarg > t1) |
| self.assertRaises(TypeError, lambda: badarg >= t1) |
| |
| def test_str(self): |
| td = timedelta |
| eq = self.assertEqual |
| |
| eq(str(td(1)), "1 day, 0:00:00") |
| eq(str(td(-1)), "-1 day, 0:00:00") |
| eq(str(td(2)), "2 days, 0:00:00") |
| eq(str(td(-2)), "-2 days, 0:00:00") |
| |
| eq(str(td(hours=12, minutes=58, seconds=59)), "12:58:59") |
| eq(str(td(hours=2, minutes=3, seconds=4)), "2:03:04") |
| eq(str(td(weeks=-30, hours=23, minutes=12, seconds=34)), |
| "-210 days, 23:12:34") |
| |
| eq(str(td(milliseconds=1)), "0:00:00.001000") |
| eq(str(td(microseconds=3)), "0:00:00.000003") |
| |
| eq(str(td(days=999999999, hours=23, minutes=59, seconds=59, |
| microseconds=999999)), |
| "999999999 days, 23:59:59.999999") |
| |
| def test_roundtrip(self): |
| for td in (timedelta(days=999999999, hours=23, minutes=59, |
| seconds=59, microseconds=999999), |
| timedelta(days=-999999999), |
| timedelta(days=1, seconds=2, microseconds=3)): |
| |
| # Verify td -> string -> td identity. |
| s = repr(td) |
| self.failUnless(s.startswith('datetime.')) |
| s = s[9:] |
| td2 = eval(s) |
| self.assertEqual(td, td2) |
| |
| # Verify identity via reconstructing from pieces. |
| td2 = timedelta(td.days, td.seconds, td.microseconds) |
| self.assertEqual(td, td2) |
| |
| def test_resolution_info(self): |
| self.assert_(isinstance(timedelta.min, timedelta)) |
| self.assert_(isinstance(timedelta.max, timedelta)) |
| self.assert_(isinstance(timedelta.resolution, timedelta)) |
| self.assert_(timedelta.max > timedelta.min) |
| self.assertEqual(timedelta.min, timedelta(-999999999)) |
| self.assertEqual(timedelta.max, timedelta(999999999, 24*3600-1, 1e6-1)) |
| self.assertEqual(timedelta.resolution, timedelta(0, 0, 1)) |
| |
| def test_overflow(self): |
| tiny = timedelta.resolution |
| |
| td = timedelta.min + tiny |
| td -= tiny # no problem |
| self.assertRaises(OverflowError, td.__sub__, tiny) |
| self.assertRaises(OverflowError, td.__add__, -tiny) |
| |
| td = timedelta.max - tiny |
| td += tiny # no problem |
| self.assertRaises(OverflowError, td.__add__, tiny) |
| self.assertRaises(OverflowError, td.__sub__, -tiny) |
| |
| self.assertRaises(OverflowError, lambda: -timedelta.max) |
| |
| def test_microsecond_rounding(self): |
| td = timedelta |
| eq = self.assertEqual |
| |
| # Single-field rounding. |
| eq(td(milliseconds=0.4/1000), td(0)) # rounds to 0 |
| eq(td(milliseconds=-0.4/1000), td(0)) # rounds to 0 |
| eq(td(milliseconds=0.6/1000), td(microseconds=1)) |
| eq(td(milliseconds=-0.6/1000), td(microseconds=-1)) |
| |
| # Rounding due to contributions from more than one field. |
| us_per_hour = 3600e6 |
| us_per_day = us_per_hour * 24 |
| eq(td(days=.4/us_per_day), td(0)) |
| eq(td(hours=.2/us_per_hour), td(0)) |
| eq(td(days=.4/us_per_day, hours=.2/us_per_hour), td(microseconds=1)) |
| |
| eq(td(days=-.4/us_per_day), td(0)) |
| eq(td(hours=-.2/us_per_hour), td(0)) |
| 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.failUnless(timedelta(1)) |
| self.failUnless(timedelta(0, 1)) |
| self.failUnless(timedelta(0, 0, 1)) |
| self.failUnless(timedelta(microseconds=1)) |
| self.failUnless(not timedelta(0)) |
| |
| ############################################################################# |
| # 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 TestDate(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.failUnless(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 across the whole range of years |
| # supported. |
| ordinal = 1 |
| for year in xrange(MINYEAR, MAXYEAR+1): |
| # Verify (year, 1, 1) -> ordinal -> y, m, d is identity. |
| d = self.theclass(year, 1, 1) |
| n = d.toordinal() |
| self.assertEqual(ordinal, n) |
| d2 = self.theclass.fromordinal(n) |
| self.assertEqual(d, d2) |
| self.assertEqual(d.timetuple().tm_yday, 1) |
| # Same for (year, 12, 31). |
| isleap = year % 4 == 0 and (year % 100 != 0 or year % 400 == 0) |
| days_in_year = 365 + isleap |
| d = self.theclass(year, 12, 31) |
| n = d.toordinal() |
| self.assertEqual(n, ordinal + days_in_year - 1) |
| self.assertEqual(d.timetuple().tm_yday, days_in_year) |
| d2 = self.theclass.fromordinal(n) |
| self.assertEqual(d, d2) |
| ordinal += days_in_year |
| |
| # 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 |
| |
| dt = self.theclass.min + tiny |
| dt -= tiny # no problem |
| self.assertRaises(OverflowError, dt.__sub__, tiny) |
| self.assertRaises(OverflowError, dt.__add__, -tiny) |
| |
| dt = self.theclass.max - tiny |
| dt += tiny # no problem |
| self.assertRaises(OverflowError, dt.__add__, tiny) |
| self.assertRaises(OverflowError, dt.__sub__, -tiny) |
| |
| 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_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.failUnless(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.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 |
| |
| # A naive object replaces %z and %Z w/ empty strings. |
| self.assertEqual(t.strftime("'%z' '%Z'"), "'' ''") |
| |
| def test_resolution_info(self): |
| self.assert_(isinstance(self.theclass.min, self.theclass)) |
| self.assert_(isinstance(self.theclass.max, self.theclass)) |
| self.assert_(isinstance(self.theclass.resolution, timedelta)) |
| self.assert_(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): |
| import pickle, cPickle |
| args = 6, 7, 23 |
| orig = self.theclass(*args) |
| state = orig.__getstate__() |
| self.assertEqual(state, '\x00\x06\x07\x17') |
| derived = self.theclass(1, 1, 1) |
| derived.__setstate__(state) |
| self.assertEqual(orig, derived) |
| for pickler in pickle, cPickle: |
| for binary in 0, 1: |
| green = pickler.dumps(orig, binary) |
| derived = pickler.loads(green) |
| self.assertEqual(orig, derived) |
| |
| def test_compare(self): |
| t1 = self.theclass(2, 3, 4) |
| t2 = self.theclass(2, 3, 4) |
| self.failUnless(t1 == t2) |
| self.failUnless(t1 <= t2) |
| self.failUnless(t1 >= t2) |
| self.failUnless(not t1 != t2) |
| self.failUnless(not t1 < t2) |
| self.failUnless(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.failUnless(t1 < t2) |
| self.failUnless(t2 > t1) |
| self.failUnless(t1 <= t2) |
| self.failUnless(t2 >= t1) |
| self.failUnless(t1 != t2) |
| self.failUnless(t2 != t1) |
| self.failUnless(not t1 == t2) |
| self.failUnless(not t2 == t1) |
| self.failUnless(not t1 > t2) |
| self.failUnless(not t2 < t1) |
| self.failUnless(not t1 >= t2) |
| self.failUnless(not t2 <= t1) |
| self.assertEqual(cmp(t1, t2), -1) |
| self.assertEqual(cmp(t2, t1), 1) |
| |
| for badarg in 10, 10L, 34.5, "abc", {}, [], (): |
| 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: 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) |
| self.assertRaises(TypeError, lambda: badarg > t1) |
| self.assertRaises(TypeError, lambda: badarg >= t1) |
| |
| def test_bool(self): |
| # All dates are considered true. |
| self.failUnless(self.theclass.min) |
| self.failUnless(self.theclass.max) |
| |
| ############################################################################# |
| # datetime tests |
| |
| 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.failUnless(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") |
| # 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_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.assert_(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.assert_(dt1 < dt2) |
| |
| 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): |
| import pickle, cPickle |
| args = 6, 7, 23, 20, 59, 1, 64**2 |
| orig = self.theclass(*args) |
| state = orig.__getstate__() |
| self.assertEqual(state, '\x00\x06\x07\x17\x14\x3b\x01\x00\x10\x00') |
| derived = self.theclass(1, 1, 1) |
| derived.__setstate__(state) |
| self.assertEqual(orig, derived) |
| for pickler in pickle, cPickle: |
| for binary in 0, 1: |
| green = pickler.dumps(orig, binary) |
| derived = pickler.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.failUnless(t1 == t2) |
| self.failUnless(t1 <= t2) |
| self.failUnless(t1 >= t2) |
| self.failUnless(not t1 != t2) |
| self.failUnless(not t1 < t2) |
| self.failUnless(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.failUnless(t1 < t2) |
| self.failUnless(t2 > t1) |
| self.failUnless(t1 <= t2) |
| self.failUnless(t2 >= t1) |
| self.failUnless(t1 != t2) |
| self.failUnless(t2 != t1) |
| self.failUnless(not t1 == t2) |
| self.failUnless(not t2 == t1) |
| self.failUnless(not t1 > t2) |
| self.failUnless(not t2 < t1) |
| self.failUnless(not t1 >= t2) |
| self.failUnless(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_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.failUnless(abs(from_timestamp - from_now) <= tolerance) |
| |
| 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) |
| self.assertEqual(t.strftime("%m %d %y %S %M %H %j"), |
| "12 31 04 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 |
| |
| class TestTime(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.failUnless(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.failUnless(t1 == t2) |
| self.failUnless(t1 <= t2) |
| self.failUnless(t1 >= t2) |
| self.failUnless(not t1 != t2) |
| self.failUnless(not t1 < t2) |
| self.failUnless(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.failUnless(t1 < t2) |
| self.failUnless(t2 > t1) |
| self.failUnless(t1 <= t2) |
| self.failUnless(t2 >= t1) |
| self.failUnless(t1 != t2) |
| self.failUnless(t2 != t1) |
| self.failUnless(not t1 == t2) |
| self.failUnless(not t2 == t1) |
| self.failUnless(not t1 > t2) |
| self.failUnless(not t2 < t1) |
| self.failUnless(not t1 >= t2) |
| self.failUnless(not t2 <= t1) |
| self.assertEqual(cmp(t1, t2), -1) |
| self.assertEqual(cmp(t2, t1), 1) |
| |
| for badarg in (10, 10L, 34.5, "abc", {}, [], (), date(1, 1, 1), |
| datetime(1, 1, 1, 1, 1), timedelta(9)): |
| 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: 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) |
| 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_strftime(self): |
| t = self.theclass(1, 2, 3, 4) |
| self.assertEqual(t.strftime('%H %M %S'), "01 02 03") |
| # A naive object replaces %z and %Z with empty strings. |
| self.assertEqual(t.strftime("'%z' '%Z'"), "'' ''") |
| |
| 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.assert_(isinstance(self.theclass.min, self.theclass)) |
| self.assert_(isinstance(self.theclass.max, self.theclass)) |
| self.assert_(isinstance(self.theclass.resolution, timedelta)) |
| self.assert_(self.theclass.max > self.theclass.min) |
| |
| def test_pickling(self): |
| import pickle, cPickle |
| args = 20, 59, 16, 64**2 |
| orig = self.theclass(*args) |
| state = orig.__getstate__() |
| self.assertEqual(state, '\x14\x3b\x10\x00\x10\x00') |
| derived = self.theclass() |
| derived.__setstate__(state) |
| self.assertEqual(orig, derived) |
| for pickler in pickle, cPickle: |
| for binary in 0, 1: |
| green = pickler.dumps(orig, binary) |
| derived = pickler.loads(green) |
| self.assertEqual(orig, derived) |
| |
| def test_bool(self): |
| cls = self.theclass |
| self.failUnless(cls(1)) |
| self.failUnless(cls(0, 1)) |
| self.failUnless(cls(0, 0, 1)) |
| self.failUnless(cls(0, 0, 0, 1)) |
| self.failUnless(not cls(0)) |
| self.failUnless(not cls()) |
| |
| |
| class TestTimeTZ(TestTime): |
| |
| theclass = timetz |
| |
| 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.failUnless(t.tzinfo is None) |
| |
| def test_bad_tzinfo_classes(self): |
| tz = self.theclass |
| self.assertRaises(TypeError, tz, tzinfo=12) |
| |
| class NiceTry(object): |
| def __init__(self): pass |
| def utcoffset(self, dt): pass |
| self.assertRaises(TypeError, tz, tzinfo=NiceTry) |
| |
| class BetterTry(tzinfo): |
| def __init__(self): pass |
| def utcoffset(self, dt): pass |
| b = BetterTry() |
| t = tz(tzinfo=b) |
| self.failUnless(t.tzinfo is b) |
| |
| def test_zones(self): |
| est = FixedOffset(-300, "EST", 1) |
| utc = FixedOffset(0, "UTC", -2) |
| met = FixedOffset(60, "MET", 3) |
| t1 = timetz( 7, 47, tzinfo=est) |
| t2 = timetz(12, 47, tzinfo=utc) |
| t3 = timetz(13, 47, tzinfo=met) |
| t4 = timetz(microsecond=40) |
| t5 = timetz(microsecond=40, tzinfo=utc) |
| |
| self.assertEqual(t1.tzinfo, est) |
| self.assertEqual(t2.tzinfo, utc) |
| self.assertEqual(t3.tzinfo, met) |
| self.failUnless(t4.tzinfo is None) |
| self.assertEqual(t5.tzinfo, utc) |
| |
| self.assertEqual(t1.utcoffset(), -300) |
| self.assertEqual(t2.utcoffset(), 0) |
| self.assertEqual(t3.utcoffset(), 60) |
| self.failUnless(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.failUnless(t4.tzname() is None) |
| self.assertRaises(TypeError, t1.tzname, "no args") |
| |
| self.assertEqual(t1.dst(), 1) |
| self.assertEqual(t2.dst(), -2) |
| self.assertEqual(t3.dst(), 3) |
| self.failUnless(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.timetz' |
| 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 = timetz(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 = timetz(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_utc_offset_out_of_bounds(self): |
| class Edgy(tzinfo): |
| def __init__(self, offset): |
| self.offset = offset |
| def utcoffset(self, dt): |
| return self.offset |
| |
| for offset, legit in ((-1440, False), |
| (-1439, True), |
| (1439, True), |
| (1440, False)): |
| t = timetz(1, 2, 3, tzinfo=Edgy(offset)) |
| if legit: |
| aofs = abs(offset) |
| h, m = divmod(aofs, 60) |
| tag = "%c%02d:%02d" % (offset < 0 and '-' or '+', h, m) |
| self.assertEqual(str(t), "01:02:03" + tag) |
| else: |
| self.assertRaises(ValueError, str, t) |
| |
| def test_pickling(self): |
| import pickle, cPickle |
| |
| # Try one without a tzinfo. |
| args = 20, 59, 16, 64**2 |
| orig = self.theclass(*args) |
| state = orig.__getstate__() |
| self.assertEqual(state, ('\x14\x3b\x10\x00\x10\x00',)) |
| derived = self.theclass() |
| derived.__setstate__(state) |
| self.assertEqual(orig, derived) |
| for pickler in pickle, cPickle: |
| for binary in 0, 1: |
| green = pickler.dumps(orig, binary) |
| derived = pickler.loads(green) |
| self.assertEqual(orig, derived) |
| |
| # Try one with a tzinfo. |
| tinfo = PicklableFixedOffset(-300, 'cookie') |
| orig = self.theclass(5, 6, 7, tzinfo=tinfo) |
| state = orig.__getstate__() |
| derived = self.theclass() |
| derived.__setstate__(state) |
| self.assertEqual(orig, derived) |
| self.failUnless(isinstance(derived.tzinfo, PicklableFixedOffset)) |
| self.assertEqual(derived.utcoffset(), -300) |
| self.assertEqual(derived.tzname(), 'cookie') |
| |
| for pickler in pickle, cPickle: |
| for binary in 0, 1: |
| green = pickler.dumps(orig, binary) |
| derived = pickler.loads(green) |
| self.assertEqual(orig, derived) |
| self.failUnless(isinstance(derived.tzinfo, |
| PicklableFixedOffset)) |
| self.assertEqual(derived.utcoffset(), -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.failUnless(t) |
| |
| t = cls(5, tzinfo=FixedOffset(-300, "")) |
| self.failUnless(t) |
| |
| t = cls(5, tzinfo=FixedOffset(300, "")) |
| self.failUnless(not t) |
| |
| t = cls(23, 59, tzinfo=FixedOffset(23*60 + 59, "")) |
| self.failUnless(not t) |
| |
| # Mostly ensuring this doesn't overflow internally. |
| t = cls(0, tzinfo=FixedOffset(23*60 + 59, "")) |
| self.failUnless(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)) |
| |
| class TestDateTimeTZ(TestDateTime): |
| |
| theclass = datetimetz |
| |
| 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.failUnless(t1 < t2) |
| self.failUnless(t1 != t2) |
| self.failUnless(t2 > t1) |
| |
| self.failUnless(t1 == t1) |
| self.failUnless(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.failUnless(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.failUnless(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.failUnless(t1 > t2) |
| |
| # Likewise, but make microseconds resolve it. |
| t1 = self.theclass(1, 12, 31, 23, 59, tzinfo=FixedOffset(1, ""), |
| microsecond=1) |
| self.failUnless(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 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 == t1) |
| |
| def test_bad_tzinfo_classes(self): |
| tz = self.theclass |
| self.assertRaises(TypeError, tz, 1, 2, 3, tzinfo=12) |
| |
| class NiceTry(object): |
| def __init__(self): pass |
| def utcoffset(self, dt): pass |
| self.assertRaises(TypeError, tz, 1, 2, 3, tzinfo=NiceTry) |
| |
| class BetterTry(tzinfo): |
| def __init__(self): pass |
| def utcoffset(self, dt): pass |
| b = BetterTry() |
| t = tz(1, 2, 3, tzinfo=b) |
| self.failUnless(t.tzinfo is b) |
| |
| def test_pickling(self): |
| import pickle, cPickle |
| |
| # Try one without a tzinfo. |
| args = 6, 7, 23, 20, 59, 1, 64**2 |
| orig = self.theclass(*args) |
| state = orig.__getstate__() |
| self.assertEqual(state, ('\x00\x06\x07\x17\x14\x3b\x01\x00\x10\x00',)) |
| derived = self.theclass(1, 1, 1) |
| derived.__setstate__(state) |
| self.assertEqual(orig, derived) |
| for pickler in pickle, cPickle: |
| for binary in 0, 1: |
| green = pickler.dumps(orig, binary) |
| derived = pickler.loads(green) |
| self.assertEqual(orig, derived) |
| |
| # Try one with a tzinfo. |
| tinfo = PicklableFixedOffset(-300, 'cookie') |
| orig = self.theclass(*args, **{'tzinfo': tinfo}) |
| state = orig.__getstate__() |
| derived = self.theclass(1, 1, 1) |
| derived.__setstate__(state) |
| self.assertEqual(orig, derived) |
| self.failUnless(isinstance(derived.tzinfo, PicklableFixedOffset)) |
| self.assertEqual(derived.utcoffset(), -300) |
| self.assertEqual(derived.tzname(), 'cookie') |
| |
| for pickler in pickle, cPickle: |
| for binary in 0, 1: |
| green = pickler.dumps(orig, binary) |
| derived = pickler.loads(green) |
| self.assertEqual(orig, derived) |
| self.failUnless(isinstance(derived.tzinfo, |
| PicklableFixedOffset)) |
| self.assertEqual(derived.utcoffset(), -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 = datetimetz(2002, 3, 19, 7, 47, tzinfo=est) |
| t2 = datetimetz(2002, 3, 19, 12, 47, tzinfo=utc) |
| t3 = datetimetz(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(), -300) |
| self.assertEqual(t2.utcoffset(), 0) |
| self.assertEqual(t3.utcoffset(), 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.datetimetz(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 = timetz(18, 45, 3, 1234, tzinfo=met) |
| dt = datetimetz.combine(d, tz) |
| self.assertEqual(dt, datetimetz(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(), timetz(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 = timetz(now.hour, now.minute, now.second, |
| now.microsecond, tzinfo=tz55) |
| nowaware = self.theclass.combine(now.date(), timeaware) |
| self.failUnless(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 datetimetz'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.failUnless(nowaware.tzinfo is tz55) |
| nowawareplus2 = delta + nowaware |
| self.failUnless(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.failUnless(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 -- this is clumsy. |
| nowawareplus = self.theclass.combine(nowawareplus.date(), |
| timetz(nowawareplus.hour, |
| nowawareplus.minute, |
| nowawareplus.second, |
| nowawareplus.microsecond, |
| tzinfo=tzr)) |
| self.failUnless(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 = timedelta(minutes=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(tzinfo=off42) |
| self.failUnless(another.tzinfo is again.tzinfo) |
| self.assertEqual(another.utcoffset(), 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) |
| |
| 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, tzinfo=off42) |
| self.failUnless(another.tzinfo is again.tzinfo) |
| self.assertEqual(another.utcoffset(), 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) |
| |
| 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. datetimetz adds a twist to the |
| # DST flag. |
| class DST(tzinfo): |
| def __init__(self, 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): |
| 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 = 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_suite(): |
| allsuites = [unittest.makeSuite(klass, 'test') |
| for klass in (TestModule, |
| TestTZInfo, |
| TestTimeDelta, |
| TestDateOnly, |
| TestDate, |
| TestDateTime, |
| TestTime, |
| TestTimeTZ, |
| TestDateTimeTZ, |
| ) |
| ] |
| return unittest.TestSuite(allsuites) |
| |
| def test_main(): |
| import gc |
| import sys |
| |
| thesuite = test_suite() |
| lastrc = None |
| while True: |
| test_support.run_suite(thesuite) |
| if 1: # change to 0, under a debug build, for some leak detection |
| break |
| gc.collect() |
| if gc.garbage: |
| raise SystemError("gc.garbage not empty after test run: %r" % |
| gc.garbage) |
| if hasattr(sys, 'gettotalrefcount'): |
| thisrc = sys.gettotalrefcount() |
| print >> sys.stderr, '*' * 10, 'total refs:', thisrc, |
| if lastrc: |
| print >> sys.stderr, 'delta:', thisrc - lastrc |
| else: |
| print >> sys.stderr |
| lastrc = thisrc |
| |
| if __name__ == "__main__": |
| test_main() |