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test_offsets.py
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import os
from distutils.version import LooseVersion
from datetime import date, datetime, timedelta
import pytest
from pandas.compat import range
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)
import pandas._libs.tslibs.offsets as liboffsets
from pandas._libs.tslibs.offsets import WeekDay, CacheableOffset
from pandas.tseries.offsets import (BDay, CDay, BQuarterEnd, BMonthEnd,
BusinessHour, WeekOfMonth, CBMonthEnd,
CustomBusinessHour,
CBMonthBegin, BYearEnd, MonthEnd,
MonthBegin, SemiMonthBegin, SemiMonthEnd,
BYearBegin, QuarterBegin, BQuarterBegin,
BMonthBegin, DateOffset, Week, YearBegin,
YearEnd, Day,
QuarterEnd, BusinessMonthEnd, FY5253,
Nano, Easter, FY5253Quarter,
LastWeekOfMonth)
from pandas.core.tools.datetimes import format, ole2datetime
import pandas.tseries.offsets as offsets
from pandas.io.pickle import read_pickle
from pandas._libs.tslibs import timezones
from pandas._libs.tslib import normalize_date, NaT, Timestamp
import pandas._libs.tslib as tslib
import pandas.util.testing as tm
from pandas.tseries.holiday import USFederalHolidayCalendar
from .common import assert_offset_equal, assert_onOffset
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_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(object):
_offset = None
timezones = [None, 'UTC', 'Asia/Tokyo', 'US/Eastern',
'dateutil/Asia/Tokyo', 'dateutil/US/Pacific']
def _get_offset(self, klass, value=1, normalize=False):
# create instance from offset class
if klass is FY5253:
klass = klass(n=value, startingMonth=1, weekday=1,
variation='last', normalize=normalize)
elif 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, tz):
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)
assert result.tzinfo is None
# Check tz is preserved
t = Timestamp('20080101', tz=tz)
result = t + offset
assert isinstance(result, datetime)
assert 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):
# exected value created by Base._get_offset
# are applied to 2011/01/01 09:00 (Saturday)
# used for .apply and .rollforward
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, offset_types):
offset = self._get_offset(offset_types)
# make sure that we are returning a Timestamp
result = Timestamp('20080101') + offset
assert isinstance(result, Timestamp)
# make sure that we are returning NaT
assert NaT + offset is NaT
assert offset + NaT is NaT
assert NaT - offset is NaT
assert (-offset).apply(NaT) is NaT
def test_offset_n(self, offset_types):
offset = self._get_offset(offset_types)
assert offset.n == 1
neg_offset = offset * -1
assert neg_offset.n == -1
mul_offset = offset * 3
assert mul_offset.n == 3
def test_offset_freqstr(self, offset_types):
offset = self._get_offset(offset_types)
freqstr = offset.freqstr
if freqstr not in ('<Easter>',
"<DateOffset: kwds={'days': 1}>",
'LWOM-SAT', ):
code = get_offset(freqstr)
assert 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)
assert isinstance(result, Timestamp)
assert result == expected
result = func(Timestamp(dt))
assert isinstance(result, Timestamp)
assert 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)
assert isinstance(result, Timestamp)
if normalize is False:
assert result == expected + Nano(5)
else:
assert result == expected
if isinstance(dt, np.datetime64):
# test tz when input is datetime or Timestamp
return
for tz in self.timezones:
expected_localize = expected.tz_localize(tz)
tz_obj = timezones.maybe_get_tz(tz)
dt_tz = tslib._localize_pydatetime(dt, tz_obj)
result = func(dt_tz)
assert isinstance(result, Timestamp)
assert result == expected_localize
result = func(Timestamp(dt, tz=tz))
assert isinstance(result, Timestamp)
assert 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)
assert isinstance(result, Timestamp)
if normalize is False:
assert result == expected_localize + Nano(5)
else:
assert result == expected_localize
def test_apply(self, offset_types):
sdt = datetime(2011, 1, 1, 9, 0)
ndt = np_datetime64_compat('2011-01-01 09:00Z')
for dt in [sdt, ndt]:
expected = self.expecteds[offset_types.__name__]
self._check_offsetfunc_works(offset_types, 'apply', dt, expected)
expected = Timestamp(expected.date())
self._check_offsetfunc_works(offset_types, 'apply', dt, expected,
normalize=True)
def test_rollforward(self, offset_types):
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 dt in [sdt, ndt]:
expected = expecteds[offset_types.__name__]
self._check_offsetfunc_works(offset_types, 'rollforward', dt,
expected)
expected = norm_expected[offset_types.__name__]
self._check_offsetfunc_works(offset_types, 'rollforward', dt,
expected, normalize=True)
def test_rollback(self, offset_types):
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 dt in [sdt, ndt]:
expected = expecteds[offset_types.__name__]
self._check_offsetfunc_works(offset_types, 'rollback', dt,
expected)
expected = norm_expected[offset_types.__name__]
self._check_offsetfunc_works(offset_types, 'rollback', dt,
expected, normalize=True)
def test_onOffset(self, offset_types):
dt = self.expecteds[offset_types.__name__]
offset_s = self._get_offset(offset_types)
assert offset_s.onOffset(dt)
# when normalize=True, onOffset checks time is 00:00:00
offset_n = self._get_offset(offset_types, normalize=True)
assert not offset_n.onOffset(dt)
if offset_types in (BusinessHour, CustomBusinessHour):
# In default BusinessHour (9:00-17:00), normalized time
# cannot be in business hour range
return
date = datetime(dt.year, dt.month, dt.day)
assert offset_n.onOffset(date)
def test_add(self, offset_types, tz):
dt = datetime(2011, 1, 1, 9, 0)
offset_s = self._get_offset(offset_types)
expected = self.expecteds[offset_types.__name__]
result_dt = dt + offset_s
result_ts = Timestamp(dt) + offset_s
for result in [result_dt, result_ts]:
assert isinstance(result, Timestamp)
assert result == expected
expected_localize = expected.tz_localize(tz)
result = Timestamp(dt, tz=tz) + offset_s
assert isinstance(result, Timestamp)
assert result == expected_localize
# normalize=True
offset_s = self._get_offset(offset_types, normalize=True)
expected = Timestamp(expected.date())
result_dt = dt + offset_s
result_ts = Timestamp(dt) + offset_s
for result in [result_dt, result_ts]:
assert isinstance(result, Timestamp)
assert result == expected
expected_localize = expected.tz_localize(tz)
result = Timestamp(dt, tz=tz) + offset_s
assert isinstance(result, Timestamp)
assert 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_method(self, method):
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)
assert offset1 != offset2
class TestBusinessDay(Base):
_offset = BDay
def setup_method(self, method):
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
assert offset == offset2
def test_repr(self):
assert 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):
assert self.offset2 == self.offset2
def test_mul(self):
pass
def test_hash(self):
assert hash(self.offset2) == hash(self.offset2)
def testCall(self):
assert self.offset2(self.d) == datetime(2008, 1, 3)
def testRAdd(self):
assert self.d + self.offset2 == self.offset2 + self.d
def testSub(self):
off = self.offset2
pytest.raises(Exception, off.__sub__, self.d)
assert 2 * off - off == off
assert self.d - self.offset2 == self.d + BDay(-2)
def testRSub(self):
assert self.d - self.offset2 == (-self.offset2).apply(self.d)
def testMult1(self):
assert self.d + 10 * self.offset == self.d + BDay(10)
def testMult2(self):
assert self.d + (-5 * BDay(-10)) == self.d + BDay(50)
def testRollback1(self):
assert BDay(10).rollback(self.d) == self.d
def testRollback2(self):
assert (BDay(10).rollback(datetime(2008, 1, 5)) ==
datetime(2008, 1, 4))
def testRollforward1(self):
assert BDay(10).rollforward(self.d) == self.d
def testRollforward2(self):
assert (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)
assert result == datetime(2012, 9, 14)
result = offset.rollforward(dt)
assert result == datetime(2012, 9, 17)
offset = offsets.Day()
result = offset.rollback(dt)
assert result == datetime(2012, 9, 15)
result = offset.rollforward(dt)
assert 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:
assert_onOffset(offset, d, expected)
apply_cases = []
apply_cases.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)}))
apply_cases.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)}))
apply_cases.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)}))
apply_cases.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)}))
apply_cases.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)}))
@pytest.mark.parametrize('case', apply_cases)
def test_apply(self, case):
offset, cases = case
for base, expected in compat.iteritems(cases):
assert_offset_equal(offset, base, expected)
def test_apply_large_n(self):
dt = datetime(2012, 10, 23)
result = dt + BDay(10)
assert result == datetime(2012, 11, 6)
result = dt + BDay(100) - BDay(100)
assert result == dt
off = BDay() * 6
rs = datetime(2012, 1, 1) - off
xp = datetime(2011, 12, 23)
assert rs == xp
st = datetime(2011, 12, 18)
rs = st + off
xp = datetime(2011, 12, 26)
assert rs == xp
off = BDay() * 10
rs = datetime(2014, 1, 5) + off # see #5890
xp = datetime(2014, 1, 17)
assert 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()
assert not offset1 != offset2
class TestBusinessHour(Base):
_offset = BusinessHour
def setup_method(self, method):
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
assert offset == offset2
def test_repr(self):
assert repr(self.offset1) == '<BusinessHour: BH=09:00-17:00>'
assert repr(self.offset2) == '<3 * BusinessHours: BH=09:00-17:00>'
assert repr(self.offset3) == '<-1 * BusinessHour: BH=09:00-17:00>'
assert repr(self.offset4) == '<-4 * BusinessHours: BH=09:00-17:00>'
assert repr(self.offset5) == '<BusinessHour: BH=11:00-14:30>'
assert repr(self.offset6) == '<BusinessHour: BH=20:00-05:00>'
assert repr(self.offset7) == '<-2 * BusinessHours: BH=21:30-06:30>'
def test_with_offset(self):
expected = Timestamp('2014-07-01 13:00')
assert self.d + BusinessHour() * 3 == expected
assert self.d + BusinessHour(n=3) == expected
def testEQ(self):
for offset in [self.offset1, self.offset2, self.offset3, self.offset4]:
assert offset == offset
assert BusinessHour() != BusinessHour(-1)
assert BusinessHour(start='09:00') == BusinessHour()
assert BusinessHour(start='09:00') != BusinessHour(start='09:01')
assert (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]:
assert hash(offset) == hash(offset)
def testCall(self):
assert self.offset1(self.d) == datetime(2014, 7, 1, 11)
assert self.offset2(self.d) == datetime(2014, 7, 1, 13)
assert self.offset3(self.d) == datetime(2014, 6, 30, 17)
assert self.offset4(self.d) == datetime(2014, 6, 30, 14)
def testRAdd(self):
assert self.d + self.offset2 == self.offset2 + self.d
def testSub(self):
off = self.offset2
pytest.raises(Exception, off.__sub__, self.d)
assert 2 * off - off == off
assert self.d - self.offset2 == self.d + self._offset(-3)
def testRSub(self):
assert self.d - self.offset2 == (-self.offset2).apply(self.d)
def testMult1(self):
assert self.d + 5 * self.offset1 == self.d + self._offset(5)
def testMult2(self):
assert self.d + (-3 * self._offset(-2)) == self.d + self._offset(6)
def testRollback1(self):
assert self.offset1.rollback(self.d) == self.d
assert self.offset2.rollback(self.d) == self.d
assert self.offset3.rollback(self.d) == self.d
assert self.offset4.rollback(self.d) == self.d
assert self.offset5.rollback(self.d) == datetime(2014, 6, 30, 14, 30)
assert self.offset6.rollback(self.d) == datetime(2014, 7, 1, 5, 0)
assert self.offset7.rollback(self.d) == datetime(2014, 7, 1, 6, 30)
d = datetime(2014, 7, 1, 0)
assert self.offset1.rollback(d) == datetime(2014, 6, 30, 17)
assert self.offset2.rollback(d) == datetime(2014, 6, 30, 17)
assert self.offset3.rollback(d) == datetime(2014, 6, 30, 17)
assert self.offset4.rollback(d) == datetime(2014, 6, 30, 17)
assert self.offset5.rollback(d) == datetime(2014, 6, 30, 14, 30)
assert self.offset6.rollback(d) == d
assert self.offset7.rollback(d) == d
assert self._offset(5).rollback(self.d) == self.d
def testRollback2(self):
assert (self._offset(-3).rollback(datetime(2014, 7, 5, 15, 0)) ==
datetime(2014, 7, 4, 17, 0))
def testRollforward1(self):
assert self.offset1.rollforward(self.d) == self.d
assert self.offset2.rollforward(self.d) == self.d
assert self.offset3.rollforward(self.d) == self.d
assert self.offset4.rollforward(self.d) == self.d
assert (self.offset5.rollforward(self.d) ==
datetime(2014, 7, 1, 11, 0))
assert (self.offset6.rollforward(self.d) ==
datetime(2014, 7, 1, 20, 0))
assert (self.offset7.rollforward(self.d) ==
datetime(2014, 7, 1, 21, 30))
d = datetime(2014, 7, 1, 0)
assert self.offset1.rollforward(d) == datetime(2014, 7, 1, 9)
assert self.offset2.rollforward(d) == datetime(2014, 7, 1, 9)
assert self.offset3.rollforward(d) == datetime(2014, 7, 1, 9)
assert self.offset4.rollforward(d) == datetime(2014, 7, 1, 9)
assert self.offset5.rollforward(d) == datetime(2014, 7, 1, 11)
assert self.offset6.rollforward(d) == d
assert self.offset7.rollforward(d) == d
assert self._offset(5).rollforward(self.d) == self.d
def testRollforward2(self):
assert (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)
assert result == datetime(2014, 7, 4, 17)
result = offset.rollforward(dt)
assert result == datetime(2014, 7, 7, 9)
normalize_cases = []
normalize_cases.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)}))
normalize_cases.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)}))
normalize_cases.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)}))
@pytest.mark.parametrize('case', normalize_cases)
def test_normalize(self, case):
offset, cases = case
for dt, expected in compat.iteritems(cases):
assert offset.apply(dt) == expected
on_offset_cases = []
on_offset_cases.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}))
on_offset_cases.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}))
on_offset_cases.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}))
@pytest.mark.parametrize('case', on_offset_cases)
def test_onOffset(self, case):
offset, cases = case
for dt, expected in compat.iteritems(cases):
assert offset.onOffset(dt) == expected
opening_time_cases = []
# opening time should be affected by sign of n, not by n's value and
# end
opening_time_cases.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)),
datetime(2014, 7, 7, 5): (datetime(2014, 7, 7, 9),
datetime(2014, 7, 4, 9)),
datetime(2014, 7, 7, 9, 1): (datetime(2014, 7, 8, 9),
datetime(2014, 7, 7, 9))}))
opening_time_cases.append(([BusinessHour(start='11:15'),
BusinessHour(n=2, start='11:15'),
BusinessHour(n=3, start='11:15'),
BusinessHour(start='11:15', end='10:00'),
BusinessHour(n=2, start='11:15', end='4:00'),
BusinessHour(n=3, start='11:15',
end='15:00')], {
datetime(2014, 7, 1, 11): (datetime(2014, 7, 1, 11, 15),
datetime(2014, 6, 30, 11, 15)),
datetime(2014, 7, 1, 18): (datetime(2014, 7, 2, 11, 15),
datetime(2014, 7, 1, 11, 15)),
datetime(2014, 7, 1, 23): (datetime(2014, 7, 2, 11, 15),
datetime(2014, 7, 1, 11, 15)),
datetime(2014, 7, 2, 8): (datetime(2014, 7, 2, 11, 15),
datetime(2014, 7, 1, 11, 15)),
datetime(2014, 7, 2, 9): (datetime(2014, 7, 2, 11, 15),
datetime(2014, 7, 1, 11, 15)),
datetime(2014, 7, 2, 10): (datetime(2014, 7, 2, 11, 15),
datetime(2014, 7, 1, 11, 15)),
datetime(2014, 7, 2, 11, 15): (datetime(2014, 7, 2, 11, 15),
datetime(2014, 7, 2, 11, 15)),
datetime(2014, 7, 2, 11, 15, 1): (datetime(2014, 7, 3, 11, 15),
datetime(2014, 7, 2, 11, 15)),
datetime(2014, 7, 5, 10): (datetime(2014, 7, 7, 11, 15),
datetime(2014, 7, 4, 11, 15)),
datetime(2014, 7, 4, 10): (datetime(2014, 7, 4, 11, 15),
datetime(2014, 7, 3, 11, 15)),
datetime(2014, 7, 4, 23): (datetime(2014, 7, 7, 11, 15),
datetime(2014, 7, 4, 11, 15)),
datetime(2014, 7, 6, 10): (datetime(2014, 7, 7, 11, 15),
datetime(2014, 7, 4, 11, 15)),
datetime(2014, 7, 7, 5): (datetime(2014, 7, 7, 11, 15),
datetime(2014, 7, 4, 11, 15)),
datetime(2014, 7, 7, 9, 1): (datetime(2014, 7, 7, 11, 15),
datetime(2014, 7, 4, 11, 15))}))
opening_time_cases.append(([BusinessHour(-1), BusinessHour(n=-2),
BusinessHour(n=-4),
BusinessHour(n=-1, end='10:00'),
BusinessHour(n=-2, end='4:00'),
BusinessHour(n=-4, end='15:00')], {
datetime(2014, 7, 1, 11): (datetime(2014, 7, 1, 9),
datetime(2014, 7, 2, 9)),
datetime(2014, 7, 1, 18): (datetime(2014, 7, 1, 9),
datetime(2014, 7, 2, 9)),