658 lines
29 KiB
Python
658 lines
29 KiB
Python
# -*- coding: utf-8 -*-
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"""
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Tests for Fiscal Year and Fiscal Quarter offset classes
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"""
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from datetime import datetime
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from dateutil.relativedelta import relativedelta
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import pytest
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import pandas.util.testing as tm
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from pandas import Timestamp
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from pandas.tseries.frequencies import get_offset
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from pandas._libs.tslibs.frequencies import _INVALID_FREQ_ERROR
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from pandas.tseries.offsets import FY5253Quarter, FY5253
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from pandas._libs.tslibs.offsets import WeekDay
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from .common import assert_offset_equal, assert_onOffset
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from .test_offsets import Base
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def makeFY5253LastOfMonthQuarter(*args, **kwds):
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return FY5253Quarter(*args, variation="last", **kwds)
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def makeFY5253NearestEndMonthQuarter(*args, **kwds):
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return FY5253Quarter(*args, variation="nearest", **kwds)
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def makeFY5253NearestEndMonth(*args, **kwds):
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return FY5253(*args, variation="nearest", **kwds)
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def makeFY5253LastOfMonth(*args, **kwds):
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return FY5253(*args, variation="last", **kwds)
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def test_get_offset_name():
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assert (makeFY5253LastOfMonthQuarter(
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weekday=1, startingMonth=3,
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qtr_with_extra_week=4).freqstr == "REQ-L-MAR-TUE-4")
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assert (makeFY5253NearestEndMonthQuarter(
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weekday=1, startingMonth=3,
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qtr_with_extra_week=3).freqstr == "REQ-N-MAR-TUE-3")
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def test_get_offset():
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with tm.assert_raises_regex(ValueError, _INVALID_FREQ_ERROR):
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get_offset('gibberish')
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with tm.assert_raises_regex(ValueError, _INVALID_FREQ_ERROR):
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get_offset('QS-JAN-B')
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pairs = [
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("RE-N-DEC-MON",
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makeFY5253NearestEndMonth(weekday=0, startingMonth=12)),
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("RE-L-DEC-TUE",
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makeFY5253LastOfMonth(weekday=1, startingMonth=12)),
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("REQ-L-MAR-TUE-4",
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makeFY5253LastOfMonthQuarter(weekday=1,
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startingMonth=3,
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qtr_with_extra_week=4)),
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("REQ-L-DEC-MON-3",
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makeFY5253LastOfMonthQuarter(weekday=0,
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startingMonth=12,
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qtr_with_extra_week=3)),
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("REQ-N-DEC-MON-3",
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makeFY5253NearestEndMonthQuarter(weekday=0,
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startingMonth=12,
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qtr_with_extra_week=3))]
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for name, expected in pairs:
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offset = get_offset(name)
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assert offset == expected, ("Expected %r to yield %r (actual: %r)" %
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(name, expected, offset))
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class TestFY5253LastOfMonth(Base):
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offset_lom_sat_aug = makeFY5253LastOfMonth(1, startingMonth=8,
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weekday=WeekDay.SAT)
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offset_lom_sat_sep = makeFY5253LastOfMonth(1, startingMonth=9,
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weekday=WeekDay.SAT)
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on_offset_cases = [
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# From Wikipedia (see:
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# http://en.wikipedia.org/wiki/4%E2%80%934%E2%80%935_calendar#Last_Saturday_of_the_month_at_fiscal_year_end)
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(offset_lom_sat_aug, datetime(2006, 8, 26), True),
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(offset_lom_sat_aug, datetime(2007, 8, 25), True),
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(offset_lom_sat_aug, datetime(2008, 8, 30), True),
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(offset_lom_sat_aug, datetime(2009, 8, 29), True),
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(offset_lom_sat_aug, datetime(2010, 8, 28), True),
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(offset_lom_sat_aug, datetime(2011, 8, 27), True),
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(offset_lom_sat_aug, datetime(2012, 8, 25), True),
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(offset_lom_sat_aug, datetime(2013, 8, 31), True),
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(offset_lom_sat_aug, datetime(2014, 8, 30), True),
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(offset_lom_sat_aug, datetime(2015, 8, 29), True),
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(offset_lom_sat_aug, datetime(2016, 8, 27), True),
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(offset_lom_sat_aug, datetime(2017, 8, 26), True),
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(offset_lom_sat_aug, datetime(2018, 8, 25), True),
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(offset_lom_sat_aug, datetime(2019, 8, 31), True),
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(offset_lom_sat_aug, datetime(2006, 8, 27), False),
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(offset_lom_sat_aug, datetime(2007, 8, 28), False),
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(offset_lom_sat_aug, datetime(2008, 8, 31), False),
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(offset_lom_sat_aug, datetime(2009, 8, 30), False),
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(offset_lom_sat_aug, datetime(2010, 8, 29), False),
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(offset_lom_sat_aug, datetime(2011, 8, 28), False),
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(offset_lom_sat_aug, datetime(2006, 8, 25), False),
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(offset_lom_sat_aug, datetime(2007, 8, 24), False),
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(offset_lom_sat_aug, datetime(2008, 8, 29), False),
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(offset_lom_sat_aug, datetime(2009, 8, 28), False),
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(offset_lom_sat_aug, datetime(2010, 8, 27), False),
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(offset_lom_sat_aug, datetime(2011, 8, 26), False),
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(offset_lom_sat_aug, datetime(2019, 8, 30), False),
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# From GMCR (see for example:
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# http://yahoo.brand.edgar-online.com/Default.aspx?
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# companyid=3184&formtypeID=7)
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(offset_lom_sat_sep, datetime(2010, 9, 25), True),
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(offset_lom_sat_sep, datetime(2011, 9, 24), True),
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(offset_lom_sat_sep, datetime(2012, 9, 29), True)]
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@pytest.mark.parametrize('case', on_offset_cases)
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def test_onOffset(self, case):
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offset, dt, expected = case
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assert_onOffset(offset, dt, expected)
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def test_apply(self):
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offset_lom_aug_sat = makeFY5253LastOfMonth(startingMonth=8,
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weekday=WeekDay.SAT)
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offset_lom_aug_sat_1 = makeFY5253LastOfMonth(n=1, startingMonth=8,
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weekday=WeekDay.SAT)
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date_seq_lom_aug_sat = [datetime(2006, 8, 26), datetime(2007, 8, 25),
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datetime(2008, 8, 30), datetime(2009, 8, 29),
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datetime(2010, 8, 28), datetime(2011, 8, 27),
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datetime(2012, 8, 25), datetime(2013, 8, 31),
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datetime(2014, 8, 30), datetime(2015, 8, 29),
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datetime(2016, 8, 27)]
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tests = [
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(offset_lom_aug_sat, date_seq_lom_aug_sat),
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(offset_lom_aug_sat_1, date_seq_lom_aug_sat),
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(offset_lom_aug_sat, [
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datetime(2006, 8, 25)] + date_seq_lom_aug_sat),
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(offset_lom_aug_sat_1, [
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datetime(2006, 8, 27)] + date_seq_lom_aug_sat[1:]),
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(makeFY5253LastOfMonth(n=-1, startingMonth=8,
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weekday=WeekDay.SAT),
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list(reversed(date_seq_lom_aug_sat))),
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]
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for test in tests:
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offset, data = test
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current = data[0]
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for datum in data[1:]:
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current = current + offset
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assert current == datum
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class TestFY5253NearestEndMonth(Base):
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def test_get_year_end(self):
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assert (makeFY5253NearestEndMonth(
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startingMonth=8, weekday=WeekDay.SAT).get_year_end(
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datetime(2013, 1, 1)) == datetime(2013, 8, 31))
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assert (makeFY5253NearestEndMonth(
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startingMonth=8, weekday=WeekDay.SUN).get_year_end(
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datetime(2013, 1, 1)) == datetime(2013, 9, 1))
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assert (makeFY5253NearestEndMonth(
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startingMonth=8, weekday=WeekDay.FRI).get_year_end(
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datetime(2013, 1, 1)) == datetime(2013, 8, 30))
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offset_n = FY5253(weekday=WeekDay.TUE, startingMonth=12,
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variation="nearest")
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assert (offset_n.get_year_end(datetime(2012, 1, 1)) ==
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datetime(2013, 1, 1))
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assert (offset_n.get_year_end(datetime(2012, 1, 10)) ==
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datetime(2013, 1, 1))
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assert (offset_n.get_year_end(datetime(2013, 1, 1)) ==
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datetime(2013, 12, 31))
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assert (offset_n.get_year_end(datetime(2013, 1, 2)) ==
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datetime(2013, 12, 31))
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assert (offset_n.get_year_end(datetime(2013, 1, 3)) ==
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datetime(2013, 12, 31))
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assert (offset_n.get_year_end(datetime(2013, 1, 10)) ==
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datetime(2013, 12, 31))
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JNJ = FY5253(n=1, startingMonth=12, weekday=6, variation="nearest")
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assert (JNJ.get_year_end(datetime(2006, 1, 1)) ==
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datetime(2006, 12, 31))
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offset_lom_aug_sat = makeFY5253NearestEndMonth(1, startingMonth=8,
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weekday=WeekDay.SAT)
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offset_lom_aug_thu = makeFY5253NearestEndMonth(1, startingMonth=8,
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weekday=WeekDay.THU)
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offset_n = FY5253(weekday=WeekDay.TUE, startingMonth=12,
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variation="nearest")
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on_offset_cases = [
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# From Wikipedia (see:
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# http://en.wikipedia.org/wiki/4%E2%80%934%E2%80%935_calendar
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# #Saturday_nearest_the_end_of_month)
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# 2006-09-02 2006 September 2
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# 2007-09-01 2007 September 1
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# 2008-08-30 2008 August 30 (leap year)
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# 2009-08-29 2009 August 29
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# 2010-08-28 2010 August 28
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# 2011-09-03 2011 September 3
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# 2012-09-01 2012 September 1 (leap year)
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# 2013-08-31 2013 August 31
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# 2014-08-30 2014 August 30
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# 2015-08-29 2015 August 29
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# 2016-09-03 2016 September 3 (leap year)
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# 2017-09-02 2017 September 2
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# 2018-09-01 2018 September 1
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# 2019-08-31 2019 August 31
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(offset_lom_aug_sat, datetime(2006, 9, 2), True),
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(offset_lom_aug_sat, datetime(2007, 9, 1), True),
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(offset_lom_aug_sat, datetime(2008, 8, 30), True),
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(offset_lom_aug_sat, datetime(2009, 8, 29), True),
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(offset_lom_aug_sat, datetime(2010, 8, 28), True),
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(offset_lom_aug_sat, datetime(2011, 9, 3), True),
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(offset_lom_aug_sat, datetime(2016, 9, 3), True),
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(offset_lom_aug_sat, datetime(2017, 9, 2), True),
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(offset_lom_aug_sat, datetime(2018, 9, 1), True),
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(offset_lom_aug_sat, datetime(2019, 8, 31), True),
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(offset_lom_aug_sat, datetime(2006, 8, 27), False),
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(offset_lom_aug_sat, datetime(2007, 8, 28), False),
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(offset_lom_aug_sat, datetime(2008, 8, 31), False),
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(offset_lom_aug_sat, datetime(2009, 8, 30), False),
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(offset_lom_aug_sat, datetime(2010, 8, 29), False),
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(offset_lom_aug_sat, datetime(2011, 8, 28), False),
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(offset_lom_aug_sat, datetime(2006, 8, 25), False),
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(offset_lom_aug_sat, datetime(2007, 8, 24), False),
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(offset_lom_aug_sat, datetime(2008, 8, 29), False),
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(offset_lom_aug_sat, datetime(2009, 8, 28), False),
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(offset_lom_aug_sat, datetime(2010, 8, 27), False),
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(offset_lom_aug_sat, datetime(2011, 8, 26), False),
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(offset_lom_aug_sat, datetime(2019, 8, 30), False),
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# From Micron, see:
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# http://google.brand.edgar-online.com/?sym=MU&formtypeID=7
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(offset_lom_aug_thu, datetime(2012, 8, 30), True),
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(offset_lom_aug_thu, datetime(2011, 9, 1), True),
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(offset_n, datetime(2012, 12, 31), False),
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(offset_n, datetime(2013, 1, 1), True),
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(offset_n, datetime(2013, 1, 2), False)]
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@pytest.mark.parametrize('case', on_offset_cases)
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def test_onOffset(self, case):
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offset, dt, expected = case
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assert_onOffset(offset, dt, expected)
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def test_apply(self):
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date_seq_nem_8_sat = [datetime(2006, 9, 2), datetime(2007, 9, 1),
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datetime(2008, 8, 30), datetime(2009, 8, 29),
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datetime(2010, 8, 28), datetime(2011, 9, 3)]
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JNJ = [datetime(2005, 1, 2), datetime(2006, 1, 1),
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datetime(2006, 12, 31), datetime(2007, 12, 30),
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datetime(2008, 12, 28), datetime(2010, 1, 3),
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datetime(2011, 1, 2), datetime(2012, 1, 1),
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datetime(2012, 12, 30)]
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DEC_SAT = FY5253(n=-1, startingMonth=12, weekday=5,
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variation="nearest")
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tests = [
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(makeFY5253NearestEndMonth(startingMonth=8,
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weekday=WeekDay.SAT),
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date_seq_nem_8_sat),
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(makeFY5253NearestEndMonth(n=1, startingMonth=8,
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weekday=WeekDay.SAT),
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date_seq_nem_8_sat),
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(makeFY5253NearestEndMonth(startingMonth=8, weekday=WeekDay.SAT),
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[datetime(2006, 9, 1)] + date_seq_nem_8_sat),
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(makeFY5253NearestEndMonth(n=1, startingMonth=8,
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weekday=WeekDay.SAT),
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[datetime(2006, 9, 3)] + date_seq_nem_8_sat[1:]),
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(makeFY5253NearestEndMonth(n=-1, startingMonth=8,
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weekday=WeekDay.SAT),
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list(reversed(date_seq_nem_8_sat))),
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(makeFY5253NearestEndMonth(n=1, startingMonth=12,
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weekday=WeekDay.SUN), JNJ),
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(makeFY5253NearestEndMonth(n=-1, startingMonth=12,
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weekday=WeekDay.SUN),
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list(reversed(JNJ))),
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(makeFY5253NearestEndMonth(n=1, startingMonth=12,
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weekday=WeekDay.SUN),
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[datetime(2005, 1, 2), datetime(2006, 1, 1)]),
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(makeFY5253NearestEndMonth(n=1, startingMonth=12,
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weekday=WeekDay.SUN),
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[datetime(2006, 1, 2), datetime(2006, 12, 31)]),
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(DEC_SAT, [datetime(2013, 1, 15), datetime(2012, 12, 29)])
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]
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for test in tests:
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offset, data = test
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current = data[0]
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for datum in data[1:]:
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current = current + offset
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assert current == datum
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class TestFY5253LastOfMonthQuarter(Base):
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def test_isAnchored(self):
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assert makeFY5253LastOfMonthQuarter(
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startingMonth=1, weekday=WeekDay.SAT,
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qtr_with_extra_week=4).isAnchored()
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assert makeFY5253LastOfMonthQuarter(
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weekday=WeekDay.SAT, startingMonth=3,
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qtr_with_extra_week=4).isAnchored()
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assert not makeFY5253LastOfMonthQuarter(
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2, startingMonth=1, weekday=WeekDay.SAT,
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qtr_with_extra_week=4).isAnchored()
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def test_equality(self):
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assert (makeFY5253LastOfMonthQuarter(
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startingMonth=1, weekday=WeekDay.SAT,
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qtr_with_extra_week=4) == makeFY5253LastOfMonthQuarter(
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startingMonth=1, weekday=WeekDay.SAT, qtr_with_extra_week=4))
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assert (makeFY5253LastOfMonthQuarter(
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startingMonth=1, weekday=WeekDay.SAT,
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qtr_with_extra_week=4) != makeFY5253LastOfMonthQuarter(
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startingMonth=1, weekday=WeekDay.SUN, qtr_with_extra_week=4))
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assert (makeFY5253LastOfMonthQuarter(
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startingMonth=1, weekday=WeekDay.SAT,
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qtr_with_extra_week=4) != makeFY5253LastOfMonthQuarter(
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startingMonth=2, weekday=WeekDay.SAT, qtr_with_extra_week=4))
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def test_offset(self):
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offset = makeFY5253LastOfMonthQuarter(1, startingMonth=9,
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weekday=WeekDay.SAT,
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qtr_with_extra_week=4)
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offset2 = makeFY5253LastOfMonthQuarter(2, startingMonth=9,
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weekday=WeekDay.SAT,
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qtr_with_extra_week=4)
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offset4 = makeFY5253LastOfMonthQuarter(4, startingMonth=9,
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weekday=WeekDay.SAT,
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qtr_with_extra_week=4)
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offset_neg1 = makeFY5253LastOfMonthQuarter(-1, startingMonth=9,
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weekday=WeekDay.SAT,
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qtr_with_extra_week=4)
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offset_neg2 = makeFY5253LastOfMonthQuarter(-2, startingMonth=9,
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weekday=WeekDay.SAT,
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qtr_with_extra_week=4)
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GMCR = [datetime(2010, 3, 27), datetime(2010, 6, 26),
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datetime(2010, 9, 25), datetime(2010, 12, 25),
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datetime(2011, 3, 26), datetime(2011, 6, 25),
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datetime(2011, 9, 24), datetime(2011, 12, 24),
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datetime(2012, 3, 24), datetime(2012, 6, 23),
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datetime(2012, 9, 29), datetime(2012, 12, 29),
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datetime(2013, 3, 30), datetime(2013, 6, 29)]
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assert_offset_equal(offset, base=GMCR[0], expected=GMCR[1])
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assert_offset_equal(offset, base=GMCR[0] + relativedelta(days=-1),
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expected=GMCR[0])
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assert_offset_equal(offset, base=GMCR[1], expected=GMCR[2])
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assert_offset_equal(offset2, base=GMCR[0], expected=GMCR[2])
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assert_offset_equal(offset4, base=GMCR[0], expected=GMCR[4])
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assert_offset_equal(offset_neg1, base=GMCR[-1], expected=GMCR[-2])
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assert_offset_equal(offset_neg1,
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base=GMCR[-1] + relativedelta(days=+1),
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expected=GMCR[-1])
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assert_offset_equal(offset_neg2, base=GMCR[-1], expected=GMCR[-3])
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date = GMCR[0] + relativedelta(days=-1)
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for expected in GMCR:
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assert_offset_equal(offset, date, expected)
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date = date + offset
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date = GMCR[-1] + relativedelta(days=+1)
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for expected in reversed(GMCR):
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assert_offset_equal(offset_neg1, date, expected)
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date = date + offset_neg1
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lomq_aug_sat_4 = makeFY5253LastOfMonthQuarter(1, startingMonth=8,
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weekday=WeekDay.SAT,
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qtr_with_extra_week=4)
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lomq_sep_sat_4 = makeFY5253LastOfMonthQuarter(1, startingMonth=9,
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weekday=WeekDay.SAT,
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qtr_with_extra_week=4)
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on_offset_cases = [
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# From Wikipedia
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(lomq_aug_sat_4, datetime(2006, 8, 26), True),
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(lomq_aug_sat_4, datetime(2007, 8, 25), True),
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(lomq_aug_sat_4, datetime(2008, 8, 30), True),
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(lomq_aug_sat_4, datetime(2009, 8, 29), True),
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(lomq_aug_sat_4, datetime(2010, 8, 28), True),
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(lomq_aug_sat_4, datetime(2011, 8, 27), True),
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(lomq_aug_sat_4, datetime(2019, 8, 31), True),
|
|
|
|
(lomq_aug_sat_4, datetime(2006, 8, 27), False),
|
|
(lomq_aug_sat_4, datetime(2007, 8, 28), False),
|
|
(lomq_aug_sat_4, datetime(2008, 8, 31), False),
|
|
(lomq_aug_sat_4, datetime(2009, 8, 30), False),
|
|
(lomq_aug_sat_4, datetime(2010, 8, 29), False),
|
|
(lomq_aug_sat_4, datetime(2011, 8, 28), False),
|
|
|
|
(lomq_aug_sat_4, datetime(2006, 8, 25), False),
|
|
(lomq_aug_sat_4, datetime(2007, 8, 24), False),
|
|
(lomq_aug_sat_4, datetime(2008, 8, 29), False),
|
|
(lomq_aug_sat_4, datetime(2009, 8, 28), False),
|
|
(lomq_aug_sat_4, datetime(2010, 8, 27), False),
|
|
(lomq_aug_sat_4, datetime(2011, 8, 26), False),
|
|
(lomq_aug_sat_4, datetime(2019, 8, 30), False),
|
|
|
|
# From GMCR
|
|
(lomq_sep_sat_4, datetime(2010, 9, 25), True),
|
|
(lomq_sep_sat_4, datetime(2011, 9, 24), True),
|
|
(lomq_sep_sat_4, datetime(2012, 9, 29), True),
|
|
|
|
(lomq_sep_sat_4, datetime(2013, 6, 29), True),
|
|
(lomq_sep_sat_4, datetime(2012, 6, 23), True),
|
|
(lomq_sep_sat_4, datetime(2012, 6, 30), False),
|
|
|
|
(lomq_sep_sat_4, datetime(2013, 3, 30), True),
|
|
(lomq_sep_sat_4, datetime(2012, 3, 24), True),
|
|
|
|
(lomq_sep_sat_4, datetime(2012, 12, 29), True),
|
|
(lomq_sep_sat_4, datetime(2011, 12, 24), True),
|
|
|
|
# INTC (extra week in Q1)
|
|
# See: http://www.intc.com/releasedetail.cfm?ReleaseID=542844
|
|
(makeFY5253LastOfMonthQuarter(1, startingMonth=12,
|
|
weekday=WeekDay.SAT,
|
|
qtr_with_extra_week=1),
|
|
datetime(2011, 4, 2), True),
|
|
|
|
# see: http://google.brand.edgar-online.com/?sym=INTC&formtypeID=7
|
|
(makeFY5253LastOfMonthQuarter(1, startingMonth=12,
|
|
weekday=WeekDay.SAT,
|
|
qtr_with_extra_week=1),
|
|
datetime(2012, 12, 29), True),
|
|
(makeFY5253LastOfMonthQuarter(1, startingMonth=12,
|
|
weekday=WeekDay.SAT,
|
|
qtr_with_extra_week=1),
|
|
datetime(2011, 12, 31), True),
|
|
(makeFY5253LastOfMonthQuarter(1, startingMonth=12,
|
|
weekday=WeekDay.SAT,
|
|
qtr_with_extra_week=1),
|
|
datetime(2010, 12, 25), True)]
|
|
|
|
@pytest.mark.parametrize('case', on_offset_cases)
|
|
def test_onOffset(self, case):
|
|
offset, dt, expected = case
|
|
assert_onOffset(offset, dt, expected)
|
|
|
|
def test_year_has_extra_week(self):
|
|
# End of long Q1
|
|
assert makeFY5253LastOfMonthQuarter(
|
|
1, startingMonth=12, weekday=WeekDay.SAT,
|
|
qtr_with_extra_week=1).year_has_extra_week(datetime(2011, 4, 2))
|
|
|
|
# Start of long Q1
|
|
assert makeFY5253LastOfMonthQuarter(
|
|
1, startingMonth=12, weekday=WeekDay.SAT,
|
|
qtr_with_extra_week=1).year_has_extra_week(datetime(2010, 12, 26))
|
|
|
|
# End of year before year with long Q1
|
|
assert not makeFY5253LastOfMonthQuarter(
|
|
1, startingMonth=12, weekday=WeekDay.SAT,
|
|
qtr_with_extra_week=1).year_has_extra_week(datetime(2010, 12, 25))
|
|
|
|
for year in [x
|
|
for x in range(1994, 2011 + 1)
|
|
if x not in [2011, 2005, 2000, 1994]]:
|
|
assert not makeFY5253LastOfMonthQuarter(
|
|
1, startingMonth=12, weekday=WeekDay.SAT,
|
|
qtr_with_extra_week=1).year_has_extra_week(
|
|
datetime(year, 4, 2))
|
|
|
|
# Other long years
|
|
assert makeFY5253LastOfMonthQuarter(
|
|
1, startingMonth=12, weekday=WeekDay.SAT,
|
|
qtr_with_extra_week=1).year_has_extra_week(datetime(2005, 4, 2))
|
|
|
|
assert makeFY5253LastOfMonthQuarter(
|
|
1, startingMonth=12, weekday=WeekDay.SAT,
|
|
qtr_with_extra_week=1).year_has_extra_week(datetime(2000, 4, 2))
|
|
|
|
assert makeFY5253LastOfMonthQuarter(
|
|
1, startingMonth=12, weekday=WeekDay.SAT,
|
|
qtr_with_extra_week=1).year_has_extra_week(datetime(1994, 4, 2))
|
|
|
|
def test_get_weeks(self):
|
|
sat_dec_1 = makeFY5253LastOfMonthQuarter(1, startingMonth=12,
|
|
weekday=WeekDay.SAT,
|
|
qtr_with_extra_week=1)
|
|
sat_dec_4 = makeFY5253LastOfMonthQuarter(1, startingMonth=12,
|
|
weekday=WeekDay.SAT,
|
|
qtr_with_extra_week=4)
|
|
|
|
assert sat_dec_1.get_weeks(datetime(2011, 4, 2)) == [14, 13, 13, 13]
|
|
assert sat_dec_4.get_weeks(datetime(2011, 4, 2)) == [13, 13, 13, 14]
|
|
assert sat_dec_1.get_weeks(datetime(2010, 12, 25)) == [13, 13, 13, 13]
|
|
|
|
|
|
class TestFY5253NearestEndMonthQuarter(Base):
|
|
|
|
offset_nem_sat_aug_4 = makeFY5253NearestEndMonthQuarter(
|
|
1, startingMonth=8, weekday=WeekDay.SAT,
|
|
qtr_with_extra_week=4)
|
|
offset_nem_thu_aug_4 = makeFY5253NearestEndMonthQuarter(
|
|
1, startingMonth=8, weekday=WeekDay.THU,
|
|
qtr_with_extra_week=4)
|
|
offset_n = FY5253(weekday=WeekDay.TUE, startingMonth=12,
|
|
variation="nearest")
|
|
|
|
on_offset_cases = [
|
|
# From Wikipedia
|
|
(offset_nem_sat_aug_4, datetime(2006, 9, 2), True),
|
|
(offset_nem_sat_aug_4, datetime(2007, 9, 1), True),
|
|
(offset_nem_sat_aug_4, datetime(2008, 8, 30), True),
|
|
(offset_nem_sat_aug_4, datetime(2009, 8, 29), True),
|
|
(offset_nem_sat_aug_4, datetime(2010, 8, 28), True),
|
|
(offset_nem_sat_aug_4, datetime(2011, 9, 3), True),
|
|
|
|
(offset_nem_sat_aug_4, datetime(2016, 9, 3), True),
|
|
(offset_nem_sat_aug_4, datetime(2017, 9, 2), True),
|
|
(offset_nem_sat_aug_4, datetime(2018, 9, 1), True),
|
|
(offset_nem_sat_aug_4, datetime(2019, 8, 31), True),
|
|
|
|
(offset_nem_sat_aug_4, datetime(2006, 8, 27), False),
|
|
(offset_nem_sat_aug_4, datetime(2007, 8, 28), False),
|
|
(offset_nem_sat_aug_4, datetime(2008, 8, 31), False),
|
|
(offset_nem_sat_aug_4, datetime(2009, 8, 30), False),
|
|
(offset_nem_sat_aug_4, datetime(2010, 8, 29), False),
|
|
(offset_nem_sat_aug_4, datetime(2011, 8, 28), False),
|
|
|
|
(offset_nem_sat_aug_4, datetime(2006, 8, 25), False),
|
|
(offset_nem_sat_aug_4, datetime(2007, 8, 24), False),
|
|
(offset_nem_sat_aug_4, datetime(2008, 8, 29), False),
|
|
(offset_nem_sat_aug_4, datetime(2009, 8, 28), False),
|
|
(offset_nem_sat_aug_4, datetime(2010, 8, 27), False),
|
|
(offset_nem_sat_aug_4, datetime(2011, 8, 26), False),
|
|
(offset_nem_sat_aug_4, datetime(2019, 8, 30), False),
|
|
|
|
# From Micron, see:
|
|
# http://google.brand.edgar-online.com/?sym=MU&formtypeID=7
|
|
(offset_nem_thu_aug_4, datetime(2012, 8, 30), True),
|
|
(offset_nem_thu_aug_4, datetime(2011, 9, 1), True),
|
|
|
|
# See: http://google.brand.edgar-online.com/?sym=MU&formtypeID=13
|
|
(offset_nem_thu_aug_4, datetime(2013, 5, 30), True),
|
|
(offset_nem_thu_aug_4, datetime(2013, 2, 28), True),
|
|
(offset_nem_thu_aug_4, datetime(2012, 11, 29), True),
|
|
(offset_nem_thu_aug_4, datetime(2012, 5, 31), True),
|
|
(offset_nem_thu_aug_4, datetime(2007, 3, 1), True),
|
|
(offset_nem_thu_aug_4, datetime(1994, 3, 3), True),
|
|
|
|
(offset_n, datetime(2012, 12, 31), False),
|
|
(offset_n, datetime(2013, 1, 1), True),
|
|
(offset_n, datetime(2013, 1, 2), False)]
|
|
|
|
@pytest.mark.parametrize('case', on_offset_cases)
|
|
def test_onOffset(self, case):
|
|
offset, dt, expected = case
|
|
assert_onOffset(offset, dt, expected)
|
|
|
|
def test_offset(self):
|
|
offset = makeFY5253NearestEndMonthQuarter(1, startingMonth=8,
|
|
weekday=WeekDay.THU,
|
|
qtr_with_extra_week=4)
|
|
|
|
MU = [datetime(2012, 5, 31),
|
|
datetime(2012, 8, 30), datetime(2012, 11, 29),
|
|
datetime(2013, 2, 28), datetime(2013, 5, 30)]
|
|
|
|
date = MU[0] + relativedelta(days=-1)
|
|
for expected in MU:
|
|
assert_offset_equal(offset, date, expected)
|
|
date = date + offset
|
|
|
|
assert_offset_equal(offset,
|
|
datetime(2012, 5, 31),
|
|
datetime(2012, 8, 30))
|
|
assert_offset_equal(offset,
|
|
datetime(2012, 5, 30),
|
|
datetime(2012, 5, 31))
|
|
|
|
offset2 = FY5253Quarter(weekday=5, startingMonth=12, variation="last",
|
|
qtr_with_extra_week=4)
|
|
|
|
assert_offset_equal(offset2,
|
|
datetime(2013, 1, 15),
|
|
datetime(2013, 3, 30))
|
|
|
|
|
|
def test_bunched_yearends():
|
|
# GH#14774 cases with two fiscal year-ends in the same calendar-year
|
|
fy = FY5253(n=1, weekday=5, startingMonth=12, variation='nearest')
|
|
dt = Timestamp('2004-01-01')
|
|
assert fy.rollback(dt) == Timestamp('2002-12-28')
|
|
assert (-fy).apply(dt) == Timestamp('2002-12-28')
|
|
assert dt - fy == Timestamp('2002-12-28')
|
|
|
|
assert fy.rollforward(dt) == Timestamp('2004-01-03')
|
|
assert fy.apply(dt) == Timestamp('2004-01-03')
|
|
assert fy + dt == Timestamp('2004-01-03')
|
|
assert dt + fy == Timestamp('2004-01-03')
|
|
|
|
# Same thing, but starting from a Timestamp in the previous year.
|
|
dt = Timestamp('2003-12-31')
|
|
assert fy.rollback(dt) == Timestamp('2002-12-28')
|
|
assert (-fy).apply(dt) == Timestamp('2002-12-28')
|
|
assert dt - fy == Timestamp('2002-12-28')
|
|
|
|
|
|
def test_fy5253_last_onoffset():
|
|
# GH#18877 dates on the year-end but not normalized to midnight
|
|
offset = FY5253(n=-5, startingMonth=5, variation="last", weekday=0)
|
|
ts = Timestamp('1984-05-28 06:29:43.955911354+0200',
|
|
tz='Europe/San_Marino')
|
|
fast = offset.onOffset(ts)
|
|
slow = (ts + offset) - offset == ts
|
|
assert fast == slow
|
|
|
|
|
|
def test_fy5253_nearest_onoffset():
|
|
# GH#18877 dates on the year-end but not normalized to midnight
|
|
offset = FY5253(n=3, startingMonth=7, variation="nearest", weekday=2)
|
|
ts = Timestamp('2032-07-28 00:12:59.035729419+0000', tz='Africa/Dakar')
|
|
fast = offset.onOffset(ts)
|
|
slow = (ts + offset) - offset == ts
|
|
assert fast == slow
|
|
|
|
|
|
def test_fy5253qtr_onoffset_nearest():
|
|
# GH#19036
|
|
ts = Timestamp('1985-09-02 23:57:46.232550356-0300',
|
|
tz='Atlantic/Bermuda')
|
|
offset = FY5253Quarter(n=3, qtr_with_extra_week=1, startingMonth=2,
|
|
variation="nearest", weekday=0)
|
|
fast = offset.onOffset(ts)
|
|
slow = (ts + offset) - offset == ts
|
|
assert fast == slow
|
|
|
|
|
|
def test_fy5253qtr_onoffset_last():
|
|
# GH#19036
|
|
offset = FY5253Quarter(n=-2, qtr_with_extra_week=1,
|
|
startingMonth=7, variation="last", weekday=2)
|
|
ts = Timestamp('2011-01-26 19:03:40.331096129+0200',
|
|
tz='Africa/Windhoek')
|
|
slow = (ts + offset) - offset == ts
|
|
fast = offset.onOffset(ts)
|
|
assert fast == slow
|