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test_offsets.py
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test_offsets.py
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import os
from distutils.version import LooseVersion
from datetime import date, datetime, timedelta
from dateutil.relativedelta import relativedelta
import pytest
from pandas.compat import range, iteritems
from pandas import compat
import numpy as np
from pandas.compat.numpy import np_datetime64_compat
from pandas.core.series import Series
from pandas.tseries.frequencies import (_offset_map, get_freq_code,
_get_freq_str, _INVALID_FREQ_ERROR,
get_offset, get_standard_freq)
from pandas.core.indexes.datetimes import (
_to_m8, DatetimeIndex, _daterange_cache)
from pandas.tseries.offsets import (BDay, CDay, BQuarterEnd, BMonthEnd,
BusinessHour, WeekOfMonth, CBMonthEnd,
CustomBusinessHour, WeekDay,
CBMonthBegin, BYearEnd, MonthEnd,
MonthBegin, SemiMonthBegin, SemiMonthEnd,
BYearBegin, QuarterBegin, BQuarterBegin,
BMonthBegin, DateOffset, Week, YearBegin,
YearEnd, Hour, Minute, Second, Day, Micro,
QuarterEnd, BusinessMonthEnd, FY5253,
Milli, Nano, Easter, FY5253Quarter,
LastWeekOfMonth, CacheableOffset)
from pandas.core.tools.datetimes import (
format, ole2datetime, parse_time_string,
to_datetime, DateParseError)
import pandas.tseries.offsets as offsets
from pandas.io.pickle import read_pickle
from pandas._libs.tslib import normalize_date, NaT, Timestamp, Timedelta
import pandas._libs.tslib as tslib
from pandas.util.testing import assertRaisesRegexp
import pandas.util.testing as tm
from pandas.tseries.holiday import USFederalHolidayCalendar
def test_monthrange():
import calendar
for y in range(2000, 2013):
for m in range(1, 13):
assert tslib.monthrange(y, m) == calendar.monthrange(y, m)
####
# Misc function tests
####
def test_format():
actual = format(datetime(2008, 1, 15))
assert actual == '20080115'
def test_ole2datetime():
actual = ole2datetime(60000)
assert actual == datetime(2064, 4, 8)
with pytest.raises(ValueError):
ole2datetime(60)
def test_to_datetime1():
actual = to_datetime(datetime(2008, 1, 15))
assert actual == datetime(2008, 1, 15)
actual = to_datetime('20080115')
assert actual == datetime(2008, 1, 15)
# unparseable
s = 'Month 1, 1999'
assert to_datetime(s, errors='ignore') == s
def test_normalize_date():
actual = normalize_date(datetime(2007, 10, 1, 1, 12, 5, 10))
assert actual == datetime(2007, 10, 1)
def test_to_m8():
valb = datetime(2007, 10, 1)
valu = _to_m8(valb)
assert isinstance(valu, np.datetime64)
# assert valu == np.datetime64(datetime(2007,10,1))
# def test_datetime64_box():
# valu = np.datetime64(datetime(2007,10,1))
# valb = _dt_box(valu)
# assert type(valb) == datetime
# assert valb == datetime(2007,10,1)
#####
# DateOffset Tests
#####
class Base(tm.TestCase):
_offset = None
_offset_types = [getattr(offsets, o) for o in offsets.__all__]
timezones = [None, 'UTC', 'Asia/Tokyo', 'US/Eastern',
'dateutil/Asia/Tokyo', 'dateutil/US/Pacific']
@property
def offset_types(self):
return self._offset_types
def _get_offset(self, klass, value=1, normalize=False):
# create instance from offset class
if klass is FY5253 or klass is FY5253Quarter:
klass = klass(n=value, startingMonth=1, weekday=1,
qtr_with_extra_week=1, variation='last',
normalize=normalize)
elif klass is LastWeekOfMonth:
klass = klass(n=value, weekday=5, normalize=normalize)
elif klass is WeekOfMonth:
klass = klass(n=value, week=1, weekday=5, normalize=normalize)
elif klass is Week:
klass = klass(n=value, weekday=5, normalize=normalize)
elif klass is DateOffset:
klass = klass(days=value, normalize=normalize)
else:
try:
klass = klass(value, normalize=normalize)
except:
klass = klass(normalize=normalize)
return klass
def test_apply_out_of_range(self):
if self._offset is None:
return
# try to create an out-of-bounds result timestamp; if we can't create
# the offset skip
try:
if self._offset in (BusinessHour, CustomBusinessHour):
# Using 10000 in BusinessHour fails in tz check because of DST
# difference
offset = self._get_offset(self._offset, value=100000)
else:
offset = self._get_offset(self._offset, value=10000)
result = Timestamp('20080101') + offset
assert isinstance(result, datetime)
self.assertIsNone(result.tzinfo)
tm._skip_if_no_pytz()
tm._skip_if_no_dateutil()
# Check tz is preserved
for tz in self.timezones:
t = Timestamp('20080101', tz=tz)
result = t + offset
assert isinstance(result, datetime)
self.assertEqual(t.tzinfo, result.tzinfo)
except (tslib.OutOfBoundsDatetime):
raise
except (ValueError, KeyError) as e:
pytest.skip(
"cannot create out_of_range offset: {0} {1}".format(
str(self).split('.')[-1], e))
class TestCommon(Base):
def setUp(self):
# exected value created by Base._get_offset
# are applied to 2011/01/01 09:00 (Saturday)
# used for .apply and .rollforward
self.expecteds = {'Day': Timestamp('2011-01-02 09:00:00'),
'DateOffset': Timestamp('2011-01-02 09:00:00'),
'BusinessDay': Timestamp('2011-01-03 09:00:00'),
'CustomBusinessDay':
Timestamp('2011-01-03 09:00:00'),
'CustomBusinessMonthEnd':
Timestamp('2011-01-31 09:00:00'),
'CustomBusinessMonthBegin':
Timestamp('2011-01-03 09:00:00'),
'MonthBegin': Timestamp('2011-02-01 09:00:00'),
'BusinessMonthBegin':
Timestamp('2011-01-03 09:00:00'),
'MonthEnd': Timestamp('2011-01-31 09:00:00'),
'SemiMonthEnd': Timestamp('2011-01-15 09:00:00'),
'SemiMonthBegin': Timestamp('2011-01-15 09:00:00'),
'BusinessMonthEnd': Timestamp('2011-01-31 09:00:00'),
'YearBegin': Timestamp('2012-01-01 09:00:00'),
'BYearBegin': Timestamp('2011-01-03 09:00:00'),
'YearEnd': Timestamp('2011-12-31 09:00:00'),
'BYearEnd': Timestamp('2011-12-30 09:00:00'),
'QuarterBegin': Timestamp('2011-03-01 09:00:00'),
'BQuarterBegin': Timestamp('2011-03-01 09:00:00'),
'QuarterEnd': Timestamp('2011-03-31 09:00:00'),
'BQuarterEnd': Timestamp('2011-03-31 09:00:00'),
'BusinessHour': Timestamp('2011-01-03 10:00:00'),
'CustomBusinessHour':
Timestamp('2011-01-03 10:00:00'),
'WeekOfMonth': Timestamp('2011-01-08 09:00:00'),
'LastWeekOfMonth': Timestamp('2011-01-29 09:00:00'),
'FY5253Quarter': Timestamp('2011-01-25 09:00:00'),
'FY5253': Timestamp('2011-01-25 09:00:00'),
'Week': Timestamp('2011-01-08 09:00:00'),
'Easter': Timestamp('2011-04-24 09:00:00'),
'Hour': Timestamp('2011-01-01 10:00:00'),
'Minute': Timestamp('2011-01-01 09:01:00'),
'Second': Timestamp('2011-01-01 09:00:01'),
'Milli': Timestamp('2011-01-01 09:00:00.001000'),
'Micro': Timestamp('2011-01-01 09:00:00.000001'),
'Nano': Timestamp(np_datetime64_compat(
'2011-01-01T09:00:00.000000001Z'))}
def test_return_type(self):
for offset in self.offset_types:
offset = self._get_offset(offset)
# make sure that we are returning a Timestamp
result = Timestamp('20080101') + offset
assert isinstance(result, Timestamp)
# make sure that we are returning NaT
self.assertTrue(NaT + offset is NaT)
self.assertTrue(offset + NaT is NaT)
self.assertTrue(NaT - offset is NaT)
self.assertTrue((-offset).apply(NaT) is NaT)
def test_offset_n(self):
for offset_klass in self.offset_types:
offset = self._get_offset(offset_klass)
self.assertEqual(offset.n, 1)
neg_offset = offset * -1
self.assertEqual(neg_offset.n, -1)
mul_offset = offset * 3
self.assertEqual(mul_offset.n, 3)
def test_offset_freqstr(self):
for offset_klass in self.offset_types:
offset = self._get_offset(offset_klass)
freqstr = offset.freqstr
if freqstr not in ('<Easter>',
"<DateOffset: kwds={'days': 1}>",
'LWOM-SAT', ):
code = get_offset(freqstr)
self.assertEqual(offset.rule_code, code)
def _check_offsetfunc_works(self, offset, funcname, dt, expected,
normalize=False):
offset_s = self._get_offset(offset, normalize=normalize)
func = getattr(offset_s, funcname)
result = func(dt)
self.assertTrue(isinstance(result, Timestamp))
self.assertEqual(result, expected)
result = func(Timestamp(dt))
self.assertTrue(isinstance(result, Timestamp))
self.assertEqual(result, expected)
# see gh-14101
exp_warning = None
ts = Timestamp(dt) + Nano(5)
if (offset_s.__class__.__name__ == 'DateOffset' and
(funcname == 'apply' or normalize) and
ts.nanosecond > 0):
exp_warning = UserWarning
# test nanosecond is preserved
with tm.assert_produces_warning(exp_warning,
check_stacklevel=False):
result = func(ts)
self.assertTrue(isinstance(result, Timestamp))
if normalize is False:
self.assertEqual(result, expected + Nano(5))
else:
self.assertEqual(result, expected)
if isinstance(dt, np.datetime64):
# test tz when input is datetime or Timestamp
return
tm._skip_if_no_pytz()
tm._skip_if_no_dateutil()
for tz in self.timezones:
expected_localize = expected.tz_localize(tz)
tz_obj = tslib.maybe_get_tz(tz)
dt_tz = tslib._localize_pydatetime(dt, tz_obj)
result = func(dt_tz)
self.assertTrue(isinstance(result, Timestamp))
self.assertEqual(result, expected_localize)
result = func(Timestamp(dt, tz=tz))
self.assertTrue(isinstance(result, Timestamp))
self.assertEqual(result, expected_localize)
# see gh-14101
exp_warning = None
ts = Timestamp(dt, tz=tz) + Nano(5)
if (offset_s.__class__.__name__ == 'DateOffset' and
(funcname == 'apply' or normalize) and
ts.nanosecond > 0):
exp_warning = UserWarning
# test nanosecond is preserved
with tm.assert_produces_warning(exp_warning,
check_stacklevel=False):
result = func(ts)
self.assertTrue(isinstance(result, Timestamp))
if normalize is False:
self.assertEqual(result, expected_localize + Nano(5))
else:
self.assertEqual(result, expected_localize)
def test_apply(self):
sdt = datetime(2011, 1, 1, 9, 0)
ndt = np_datetime64_compat('2011-01-01 09:00Z')
for offset in self.offset_types:
for dt in [sdt, ndt]:
expected = self.expecteds[offset.__name__]
self._check_offsetfunc_works(offset, 'apply', dt, expected)
expected = Timestamp(expected.date())
self._check_offsetfunc_works(offset, 'apply', dt, expected,
normalize=True)
def test_rollforward(self):
expecteds = self.expecteds.copy()
# result will not be changed if the target is on the offset
no_changes = ['Day', 'MonthBegin', 'SemiMonthBegin', 'YearBegin',
'Week', 'Hour', 'Minute', 'Second', 'Milli', 'Micro',
'Nano', 'DateOffset']
for n in no_changes:
expecteds[n] = Timestamp('2011/01/01 09:00')
expecteds['BusinessHour'] = Timestamp('2011-01-03 09:00:00')
expecteds['CustomBusinessHour'] = Timestamp('2011-01-03 09:00:00')
# but be changed when normalize=True
norm_expected = expecteds.copy()
for k in norm_expected:
norm_expected[k] = Timestamp(norm_expected[k].date())
normalized = {'Day': Timestamp('2011-01-02 00:00:00'),
'DateOffset': Timestamp('2011-01-02 00:00:00'),
'MonthBegin': Timestamp('2011-02-01 00:00:00'),
'SemiMonthBegin': Timestamp('2011-01-15 00:00:00'),
'YearBegin': Timestamp('2012-01-01 00:00:00'),
'Week': Timestamp('2011-01-08 00:00:00'),
'Hour': Timestamp('2011-01-01 00:00:00'),
'Minute': Timestamp('2011-01-01 00:00:00'),
'Second': Timestamp('2011-01-01 00:00:00'),
'Milli': Timestamp('2011-01-01 00:00:00'),
'Micro': Timestamp('2011-01-01 00:00:00')}
norm_expected.update(normalized)
sdt = datetime(2011, 1, 1, 9, 0)
ndt = np_datetime64_compat('2011-01-01 09:00Z')
for offset in self.offset_types:
for dt in [sdt, ndt]:
expected = expecteds[offset.__name__]
self._check_offsetfunc_works(offset, 'rollforward', dt,
expected)
expected = norm_expected[offset.__name__]
self._check_offsetfunc_works(offset, 'rollforward', dt,
expected, normalize=True)
def test_rollback(self):
expecteds = {'BusinessDay': Timestamp('2010-12-31 09:00:00'),
'CustomBusinessDay': Timestamp('2010-12-31 09:00:00'),
'CustomBusinessMonthEnd':
Timestamp('2010-12-31 09:00:00'),
'CustomBusinessMonthBegin':
Timestamp('2010-12-01 09:00:00'),
'BusinessMonthBegin': Timestamp('2010-12-01 09:00:00'),
'MonthEnd': Timestamp('2010-12-31 09:00:00'),
'SemiMonthEnd': Timestamp('2010-12-31 09:00:00'),
'BusinessMonthEnd': Timestamp('2010-12-31 09:00:00'),
'BYearBegin': Timestamp('2010-01-01 09:00:00'),
'YearEnd': Timestamp('2010-12-31 09:00:00'),
'BYearEnd': Timestamp('2010-12-31 09:00:00'),
'QuarterBegin': Timestamp('2010-12-01 09:00:00'),
'BQuarterBegin': Timestamp('2010-12-01 09:00:00'),
'QuarterEnd': Timestamp('2010-12-31 09:00:00'),
'BQuarterEnd': Timestamp('2010-12-31 09:00:00'),
'BusinessHour': Timestamp('2010-12-31 17:00:00'),
'CustomBusinessHour': Timestamp('2010-12-31 17:00:00'),
'WeekOfMonth': Timestamp('2010-12-11 09:00:00'),
'LastWeekOfMonth': Timestamp('2010-12-25 09:00:00'),
'FY5253Quarter': Timestamp('2010-10-26 09:00:00'),
'FY5253': Timestamp('2010-01-26 09:00:00'),
'Easter': Timestamp('2010-04-04 09:00:00')}
# result will not be changed if the target is on the offset
for n in ['Day', 'MonthBegin', 'SemiMonthBegin', 'YearBegin', 'Week',
'Hour', 'Minute', 'Second', 'Milli', 'Micro', 'Nano',
'DateOffset']:
expecteds[n] = Timestamp('2011/01/01 09:00')
# but be changed when normalize=True
norm_expected = expecteds.copy()
for k in norm_expected:
norm_expected[k] = Timestamp(norm_expected[k].date())
normalized = {'Day': Timestamp('2010-12-31 00:00:00'),
'DateOffset': Timestamp('2010-12-31 00:00:00'),
'MonthBegin': Timestamp('2010-12-01 00:00:00'),
'SemiMonthBegin': Timestamp('2010-12-15 00:00:00'),
'YearBegin': Timestamp('2010-01-01 00:00:00'),
'Week': Timestamp('2010-12-25 00:00:00'),
'Hour': Timestamp('2011-01-01 00:00:00'),
'Minute': Timestamp('2011-01-01 00:00:00'),
'Second': Timestamp('2011-01-01 00:00:00'),
'Milli': Timestamp('2011-01-01 00:00:00'),
'Micro': Timestamp('2011-01-01 00:00:00')}
norm_expected.update(normalized)
sdt = datetime(2011, 1, 1, 9, 0)
ndt = np_datetime64_compat('2011-01-01 09:00Z')
for offset in self.offset_types:
for dt in [sdt, ndt]:
expected = expecteds[offset.__name__]
self._check_offsetfunc_works(offset, 'rollback', dt, expected)
expected = norm_expected[offset.__name__]
self._check_offsetfunc_works(offset, 'rollback', dt, expected,
normalize=True)
def test_onOffset(self):
for offset in self.offset_types:
dt = self.expecteds[offset.__name__]
offset_s = self._get_offset(offset)
self.assertTrue(offset_s.onOffset(dt))
# when normalize=True, onOffset checks time is 00:00:00
offset_n = self._get_offset(offset, normalize=True)
self.assertFalse(offset_n.onOffset(dt))
if offset in (BusinessHour, CustomBusinessHour):
# In default BusinessHour (9:00-17:00), normalized time
# cannot be in business hour range
continue
date = datetime(dt.year, dt.month, dt.day)
self.assertTrue(offset_n.onOffset(date))
def test_add(self):
dt = datetime(2011, 1, 1, 9, 0)
for offset in self.offset_types:
offset_s = self._get_offset(offset)
expected = self.expecteds[offset.__name__]
result_dt = dt + offset_s
result_ts = Timestamp(dt) + offset_s
for result in [result_dt, result_ts]:
self.assertTrue(isinstance(result, Timestamp))
self.assertEqual(result, expected)
tm._skip_if_no_pytz()
for tz in self.timezones:
expected_localize = expected.tz_localize(tz)
result = Timestamp(dt, tz=tz) + offset_s
self.assertTrue(isinstance(result, Timestamp))
self.assertEqual(result, expected_localize)
# normalize=True
offset_s = self._get_offset(offset, normalize=True)
expected = Timestamp(expected.date())
result_dt = dt + offset_s
result_ts = Timestamp(dt) + offset_s
for result in [result_dt, result_ts]:
self.assertTrue(isinstance(result, Timestamp))
self.assertEqual(result, expected)
for tz in self.timezones:
expected_localize = expected.tz_localize(tz)
result = Timestamp(dt, tz=tz) + offset_s
self.assertTrue(isinstance(result, Timestamp))
self.assertEqual(result, expected_localize)
def test_pickle_v0_15_2(self):
offsets = {'DateOffset': DateOffset(years=1),
'MonthBegin': MonthBegin(1),
'Day': Day(1),
'YearBegin': YearBegin(1),
'Week': Week(1)}
pickle_path = os.path.join(tm.get_data_path(),
'dateoffset_0_15_2.pickle')
# This code was executed once on v0.15.2 to generate the pickle:
# with open(pickle_path, 'wb') as f: pickle.dump(offsets, f)
#
tm.assert_dict_equal(offsets, read_pickle(pickle_path))
class TestDateOffset(Base):
def setUp(self):
self.d = Timestamp(datetime(2008, 1, 2))
_offset_map.clear()
def test_repr(self):
repr(DateOffset())
repr(DateOffset(2))
repr(2 * DateOffset())
repr(2 * DateOffset(months=2))
def test_mul(self):
assert DateOffset(2) == 2 * DateOffset(1)
assert DateOffset(2) == DateOffset(1) * 2
def test_constructor(self):
assert ((self.d + DateOffset(months=2)) == datetime(2008, 3, 2))
assert ((self.d - DateOffset(months=2)) == datetime(2007, 11, 2))
assert ((self.d + DateOffset(2)) == datetime(2008, 1, 4))
assert not DateOffset(2).isAnchored()
assert DateOffset(1).isAnchored()
d = datetime(2008, 1, 31)
assert ((d + DateOffset(months=1)) == datetime(2008, 2, 29))
def test_copy(self):
assert (DateOffset(months=2).copy() == DateOffset(months=2))
def test_eq(self):
offset1 = DateOffset(days=1)
offset2 = DateOffset(days=365)
self.assertNotEqual(offset1, offset2)
class TestBusinessDay(Base):
_offset = BDay
def setUp(self):
self.d = datetime(2008, 1, 1)
self.offset = BDay()
self.offset2 = BDay(2)
def test_different_normalize_equals(self):
# equivalent in this special case
offset = BDay()
offset2 = BDay()
offset2.normalize = True
self.assertEqual(offset, offset2)
def test_repr(self):
self.assertEqual(repr(self.offset), '<BusinessDay>')
assert repr(self.offset2) == '<2 * BusinessDays>'
expected = '<BusinessDay: offset=datetime.timedelta(1)>'
assert repr(self.offset + timedelta(1)) == expected
def test_with_offset(self):
offset = self.offset + timedelta(hours=2)
assert (self.d + offset) == datetime(2008, 1, 2, 2)
def testEQ(self):
self.assertEqual(self.offset2, self.offset2)
def test_mul(self):
pass
def test_hash(self):
self.assertEqual(hash(self.offset2), hash(self.offset2))
def testCall(self):
self.assertEqual(self.offset2(self.d), datetime(2008, 1, 3))
def testRAdd(self):
self.assertEqual(self.d + self.offset2, self.offset2 + self.d)
def testSub(self):
off = self.offset2
pytest.raises(Exception, off.__sub__, self.d)
self.assertEqual(2 * off - off, off)
self.assertEqual(self.d - self.offset2, self.d + BDay(-2))
def testRSub(self):
self.assertEqual(self.d - self.offset2, (-self.offset2).apply(self.d))
def testMult1(self):
self.assertEqual(self.d + 10 * self.offset, self.d + BDay(10))
def testMult2(self):
self.assertEqual(self.d + (-5 * BDay(-10)), self.d + BDay(50))
def testRollback1(self):
self.assertEqual(BDay(10).rollback(self.d), self.d)
def testRollback2(self):
self.assertEqual(
BDay(10).rollback(datetime(2008, 1, 5)), datetime(2008, 1, 4))
def testRollforward1(self):
self.assertEqual(BDay(10).rollforward(self.d), self.d)
def testRollforward2(self):
self.assertEqual(
BDay(10).rollforward(datetime(2008, 1, 5)), datetime(2008, 1, 7))
def test_roll_date_object(self):
offset = BDay()
dt = date(2012, 9, 15)
result = offset.rollback(dt)
self.assertEqual(result, datetime(2012, 9, 14))
result = offset.rollforward(dt)
self.assertEqual(result, datetime(2012, 9, 17))
offset = offsets.Day()
result = offset.rollback(dt)
self.assertEqual(result, datetime(2012, 9, 15))
result = offset.rollforward(dt)
self.assertEqual(result, datetime(2012, 9, 15))
def test_onOffset(self):
tests = [(BDay(), datetime(2008, 1, 1), True),
(BDay(), datetime(2008, 1, 5), False)]
for offset, d, expected in tests:
assertOnOffset(offset, d, expected)
def test_apply(self):
tests = []
tests.append((BDay(), {datetime(2008, 1, 1): datetime(2008, 1, 2),
datetime(2008, 1, 4): datetime(2008, 1, 7),
datetime(2008, 1, 5): datetime(2008, 1, 7),
datetime(2008, 1, 6): datetime(2008, 1, 7),
datetime(2008, 1, 7): datetime(2008, 1, 8)}))
tests.append((2 * BDay(), {datetime(2008, 1, 1): datetime(2008, 1, 3),
datetime(2008, 1, 4): datetime(2008, 1, 8),
datetime(2008, 1, 5): datetime(2008, 1, 8),
datetime(2008, 1, 6): datetime(2008, 1, 8),
datetime(2008, 1, 7): datetime(2008, 1, 9)}
))
tests.append((-BDay(), {datetime(2008, 1, 1): datetime(2007, 12, 31),
datetime(2008, 1, 4): datetime(2008, 1, 3),
datetime(2008, 1, 5): datetime(2008, 1, 4),
datetime(2008, 1, 6): datetime(2008, 1, 4),
datetime(2008, 1, 7): datetime(2008, 1, 4),
datetime(2008, 1, 8): datetime(2008, 1, 7)}
))
tests.append((-2 * BDay(), {
datetime(2008, 1, 1): datetime(2007, 12, 28),
datetime(2008, 1, 4): datetime(2008, 1, 2),
datetime(2008, 1, 5): datetime(2008, 1, 3),
datetime(2008, 1, 6): datetime(2008, 1, 3),
datetime(2008, 1, 7): datetime(2008, 1, 3),
datetime(2008, 1, 8): datetime(2008, 1, 4),
datetime(2008, 1, 9): datetime(2008, 1, 7)}
))
tests.append((BDay(0), {datetime(2008, 1, 1): datetime(2008, 1, 1),
datetime(2008, 1, 4): datetime(2008, 1, 4),
datetime(2008, 1, 5): datetime(2008, 1, 7),
datetime(2008, 1, 6): datetime(2008, 1, 7),
datetime(2008, 1, 7): datetime(2008, 1, 7)}
))
for offset, cases in tests:
for base, expected in compat.iteritems(cases):
assertEq(offset, base, expected)
def test_apply_large_n(self):
dt = datetime(2012, 10, 23)
result = dt + BDay(10)
self.assertEqual(result, datetime(2012, 11, 6))
result = dt + BDay(100) - BDay(100)
self.assertEqual(result, dt)
off = BDay() * 6
rs = datetime(2012, 1, 1) - off
xp = datetime(2011, 12, 23)
self.assertEqual(rs, xp)
st = datetime(2011, 12, 18)
rs = st + off
xp = datetime(2011, 12, 26)
self.assertEqual(rs, xp)
off = BDay() * 10
rs = datetime(2014, 1, 5) + off # see #5890
xp = datetime(2014, 1, 17)
self.assertEqual(rs, xp)
def test_apply_corner(self):
pytest.raises(TypeError, BDay().apply, BMonthEnd())
def test_offsets_compare_equal(self):
# root cause of #456
offset1 = BDay()
offset2 = BDay()
self.assertFalse(offset1 != offset2)
class TestBusinessHour(Base):
_offset = BusinessHour
def setUp(self):
self.d = datetime(2014, 7, 1, 10, 00)
self.offset1 = BusinessHour()
self.offset2 = BusinessHour(n=3)
self.offset3 = BusinessHour(n=-1)
self.offset4 = BusinessHour(n=-4)
from datetime import time as dt_time
self.offset5 = BusinessHour(start=dt_time(11, 0), end=dt_time(14, 30))
self.offset6 = BusinessHour(start='20:00', end='05:00')
self.offset7 = BusinessHour(n=-2, start=dt_time(21, 30),
end=dt_time(6, 30))
def test_constructor_errors(self):
from datetime import time as dt_time
with pytest.raises(ValueError):
BusinessHour(start=dt_time(11, 0, 5))
with pytest.raises(ValueError):
BusinessHour(start='AAA')
with pytest.raises(ValueError):
BusinessHour(start='14:00:05')
def test_different_normalize_equals(self):
# equivalent in this special case
offset = self._offset()
offset2 = self._offset()
offset2.normalize = True
self.assertEqual(offset, offset2)
def test_repr(self):
self.assertEqual(repr(self.offset1), '<BusinessHour: BH=09:00-17:00>')
self.assertEqual(repr(self.offset2),
'<3 * BusinessHours: BH=09:00-17:00>')
self.assertEqual(repr(self.offset3),
'<-1 * BusinessHour: BH=09:00-17:00>')
self.assertEqual(repr(self.offset4),
'<-4 * BusinessHours: BH=09:00-17:00>')
self.assertEqual(repr(self.offset5), '<BusinessHour: BH=11:00-14:30>')
self.assertEqual(repr(self.offset6), '<BusinessHour: BH=20:00-05:00>')
self.assertEqual(repr(self.offset7),
'<-2 * BusinessHours: BH=21:30-06:30>')
def test_with_offset(self):
expected = Timestamp('2014-07-01 13:00')
self.assertEqual(self.d + BusinessHour() * 3, expected)
self.assertEqual(self.d + BusinessHour(n=3), expected)
def testEQ(self):
for offset in [self.offset1, self.offset2, self.offset3, self.offset4]:
self.assertEqual(offset, offset)
self.assertNotEqual(BusinessHour(), BusinessHour(-1))
self.assertEqual(BusinessHour(start='09:00'), BusinessHour())
self.assertNotEqual(BusinessHour(start='09:00'),
BusinessHour(start='09:01'))
self.assertNotEqual(BusinessHour(start='09:00', end='17:00'),
BusinessHour(start='17:00', end='09:01'))
def test_hash(self):
for offset in [self.offset1, self.offset2, self.offset3, self.offset4]:
self.assertEqual(hash(offset), hash(offset))
def testCall(self):
self.assertEqual(self.offset1(self.d), datetime(2014, 7, 1, 11))
self.assertEqual(self.offset2(self.d), datetime(2014, 7, 1, 13))
self.assertEqual(self.offset3(self.d), datetime(2014, 6, 30, 17))
self.assertEqual(self.offset4(self.d), datetime(2014, 6, 30, 14))
def testRAdd(self):
self.assertEqual(self.d + self.offset2, self.offset2 + self.d)
def testSub(self):
off = self.offset2
pytest.raises(Exception, off.__sub__, self.d)
self.assertEqual(2 * off - off, off)
self.assertEqual(self.d - self.offset2, self.d + self._offset(-3))
def testRSub(self):
self.assertEqual(self.d - self.offset2, (-self.offset2).apply(self.d))
def testMult1(self):
self.assertEqual(self.d + 5 * self.offset1, self.d + self._offset(5))
def testMult2(self):
self.assertEqual(self.d + (-3 * self._offset(-2)),
self.d + self._offset(6))
def testRollback1(self):
self.assertEqual(self.offset1.rollback(self.d), self.d)
self.assertEqual(self.offset2.rollback(self.d), self.d)
self.assertEqual(self.offset3.rollback(self.d), self.d)
self.assertEqual(self.offset4.rollback(self.d), self.d)
self.assertEqual(self.offset5.rollback(self.d),
datetime(2014, 6, 30, 14, 30))
self.assertEqual(self.offset6.rollback(
self.d), datetime(2014, 7, 1, 5, 0))
self.assertEqual(self.offset7.rollback(
self.d), datetime(2014, 7, 1, 6, 30))
d = datetime(2014, 7, 1, 0)
self.assertEqual(self.offset1.rollback(d), datetime(2014, 6, 30, 17))
self.assertEqual(self.offset2.rollback(d), datetime(2014, 6, 30, 17))
self.assertEqual(self.offset3.rollback(d), datetime(2014, 6, 30, 17))
self.assertEqual(self.offset4.rollback(d), datetime(2014, 6, 30, 17))
self.assertEqual(self.offset5.rollback(
d), datetime(2014, 6, 30, 14, 30))
self.assertEqual(self.offset6.rollback(d), d)
self.assertEqual(self.offset7.rollback(d), d)
self.assertEqual(self._offset(5).rollback(self.d), self.d)
def testRollback2(self):
self.assertEqual(self._offset(-3)
.rollback(datetime(2014, 7, 5, 15, 0)),
datetime(2014, 7, 4, 17, 0))
def testRollforward1(self):
self.assertEqual(self.offset1.rollforward(self.d), self.d)
self.assertEqual(self.offset2.rollforward(self.d), self.d)
self.assertEqual(self.offset3.rollforward(self.d), self.d)
self.assertEqual(self.offset4.rollforward(self.d), self.d)
self.assertEqual(self.offset5.rollforward(
self.d), datetime(2014, 7, 1, 11, 0))
self.assertEqual(self.offset6.rollforward(
self.d), datetime(2014, 7, 1, 20, 0))
self.assertEqual(self.offset7.rollforward(
self.d), datetime(2014, 7, 1, 21, 30))
d = datetime(2014, 7, 1, 0)
self.assertEqual(self.offset1.rollforward(d), datetime(2014, 7, 1, 9))
self.assertEqual(self.offset2.rollforward(d), datetime(2014, 7, 1, 9))
self.assertEqual(self.offset3.rollforward(d), datetime(2014, 7, 1, 9))
self.assertEqual(self.offset4.rollforward(d), datetime(2014, 7, 1, 9))
self.assertEqual(self.offset5.rollforward(d), datetime(2014, 7, 1, 11))
self.assertEqual(self.offset6.rollforward(d), d)
self.assertEqual(self.offset7.rollforward(d), d)
self.assertEqual(self._offset(5).rollforward(self.d), self.d)
def testRollforward2(self):
self.assertEqual(self._offset(-3)
.rollforward(datetime(2014, 7, 5, 16, 0)),
datetime(2014, 7, 7, 9))
def test_roll_date_object(self):
offset = BusinessHour()
dt = datetime(2014, 7, 6, 15, 0)
result = offset.rollback(dt)
self.assertEqual(result, datetime(2014, 7, 4, 17))
result = offset.rollforward(dt)
self.assertEqual(result, datetime(2014, 7, 7, 9))
def test_normalize(self):
tests = []
tests.append((BusinessHour(normalize=True),
{datetime(2014, 7, 1, 8): datetime(2014, 7, 1),
datetime(2014, 7, 1, 17): datetime(2014, 7, 2),
datetime(2014, 7, 1, 16): datetime(2014, 7, 2),
datetime(2014, 7, 1, 23): datetime(2014, 7, 2),
datetime(2014, 7, 1, 0): datetime(2014, 7, 1),
datetime(2014, 7, 4, 15): datetime(2014, 7, 4),
datetime(2014, 7, 4, 15, 59): datetime(2014, 7, 4),
datetime(2014, 7, 4, 16, 30): datetime(2014, 7, 7),
datetime(2014, 7, 5, 23): datetime(2014, 7, 7),
datetime(2014, 7, 6, 10): datetime(2014, 7, 7)}))
tests.append((BusinessHour(-1, normalize=True),
{datetime(2014, 7, 1, 8): datetime(2014, 6, 30),
datetime(2014, 7, 1, 17): datetime(2014, 7, 1),
datetime(2014, 7, 1, 16): datetime(2014, 7, 1),
datetime(2014, 7, 1, 10): datetime(2014, 6, 30),
datetime(2014, 7, 1, 0): datetime(2014, 6, 30),
datetime(2014, 7, 7, 10): datetime(2014, 7, 4),
datetime(2014, 7, 7, 10, 1): datetime(2014, 7, 7),
datetime(2014, 7, 5, 23): datetime(2014, 7, 4),
datetime(2014, 7, 6, 10): datetime(2014, 7, 4)}))
tests.append((BusinessHour(1, normalize=True, start='17:00',
end='04:00'),
{datetime(2014, 7, 1, 8): datetime(2014, 7, 1),
datetime(2014, 7, 1, 17): datetime(2014, 7, 1),
datetime(2014, 7, 1, 23): datetime(2014, 7, 2),
datetime(2014, 7, 2, 2): datetime(2014, 7, 2),
datetime(2014, 7, 2, 3): datetime(2014, 7, 2),
datetime(2014, 7, 4, 23): datetime(2014, 7, 5),
datetime(2014, 7, 5, 2): datetime(2014, 7, 5),
datetime(2014, 7, 7, 2): datetime(2014, 7, 7),
datetime(2014, 7, 7, 17): datetime(2014, 7, 7)}))
for offset, cases in tests:
for dt, expected in compat.iteritems(cases):
self.assertEqual(offset.apply(dt), expected)
def test_onOffset(self):
tests = []
tests.append((BusinessHour(), {datetime(2014, 7, 1, 9): True,
datetime(2014, 7, 1, 8, 59): False,
datetime(2014, 7, 1, 8): False,
datetime(2014, 7, 1, 17): True,
datetime(2014, 7, 1, 17, 1): False,
datetime(2014, 7, 1, 18): False,
datetime(2014, 7, 5, 9): False,
datetime(2014, 7, 6, 12): False}))
tests.append((BusinessHour(start='10:00', end='15:00'),
{datetime(2014, 7, 1, 9): False,
datetime(2014, 7, 1, 10): True,
datetime(2014, 7, 1, 15): True,
datetime(2014, 7, 1, 15, 1): False,
datetime(2014, 7, 5, 12): False,
datetime(2014, 7, 6, 12): False}))
tests.append((BusinessHour(start='19:00', end='05:00'),
{datetime(2014, 7, 1, 9, 0): False,
datetime(2014, 7, 1, 10, 0): False,
datetime(2014, 7, 1, 15): False,
datetime(2014, 7, 1, 15, 1): False,
datetime(2014, 7, 5, 12, 0): False,
datetime(2014, 7, 6, 12, 0): False,
datetime(2014, 7, 1, 19, 0): True,
datetime(2014, 7, 2, 0, 0): True,
datetime(2014, 7, 4, 23): True,
datetime(2014, 7, 5, 1): True,
datetime(2014, 7, 5, 5, 0): True,
datetime(2014, 7, 6, 23, 0): False,
datetime(2014, 7, 7, 3, 0): False}))
for offset, cases in tests:
for dt, expected in compat.iteritems(cases):
self.assertEqual(offset.onOffset(dt), expected)
def test_opening_time(self):
tests = []
# opening time should be affected by sign of n, not by n's value and
# end
tests.append((
[BusinessHour(), BusinessHour(n=2), BusinessHour(
n=4), BusinessHour(end='10:00'), BusinessHour(n=2, end='4:00'),
BusinessHour(n=4, end='15:00')],
{datetime(2014, 7, 1, 11): (datetime(2014, 7, 2, 9), datetime(
2014, 7, 1, 9)),
datetime(2014, 7, 1, 18): (datetime(2014, 7, 2, 9), datetime(
2014, 7, 1, 9)),
datetime(2014, 7, 1, 23): (datetime(2014, 7, 2, 9), datetime(
2014, 7, 1, 9)),
datetime(2014, 7, 2, 8): (datetime(2014, 7, 2, 9), datetime(
2014, 7, 1, 9)),
# if timestamp is on opening time, next opening time is
# as it is
datetime(2014, 7, 2, 9): (datetime(2014, 7, 2, 9), datetime(
2014, 7, 2, 9)),
datetime(2014, 7, 2, 10): (datetime(2014, 7, 3, 9), datetime(
2014, 7, 2, 9)),
# 2014-07-05 is saturday
datetime(2014, 7, 5, 10): (datetime(2014, 7, 7, 9), datetime(
2014, 7, 4, 9)),
datetime(2014, 7, 4, 10): (datetime(2014, 7, 7, 9), datetime(
2014, 7, 4, 9)),
datetime(2014, 7, 4, 23): (datetime(2014, 7, 7, 9), datetime(
2014, 7, 4, 9)),
datetime(2014, 7, 6, 10): (datetime(2014, 7, 7, 9), datetime(
2014, 7, 4, 9)),