def test_max_dates_raises_unanchored():
dates = [
Date('01-01', '%d-%m'),
Date('01-12', '%d-%m'),
]
with pytest.raises(ValueError) as exec_info:
_ = max_date(dates)
expected_exc = 'max_date() arg does not contain any year-anchored date'
assert expected_exc in str(exec_info.value).lower()
def test_max_date():
dates = [
Date('01-01-1905', '%d-%m-%Y'),
Date('01-02', '%d-%m'),
Date('01-01-1989', '%d-%m-%Y'),
]
most_recent = max_date(dates)
assert most_recent == Date('01-01-1989', '%d-%m-%Y')
dates = [Date('01-01-1905', '%d-%m-%Y'), Date('01-01-1905', '%d-%m-%Y')]
most_recent = max_date(dates)
assert most_recent == Date('01-01-1905', '%d-%m-%Y')
dates = [
Date('01-01', '%d-%m'),
Date('01-01-1905', '%d-%m-%Y'),
]
most_recent = max_date(dates)
assert most_recent == Date('01-01-1905', '%d-%m-%Y')
def test_adjust_long_date_span_preserves_locale():
dates_given = [
Date('03 November 1899', '%d %B %Y', date_locale='de_DE.UTF-8'),
Date('04 Mai 1900', '%d %B %Y', date_locale='de_DE.UTF-8'),
Date('01 Januar 1915', '%d %B %Y', date_locale='de_DE.UTF-8'),
Date('01 January 1995', '%d %B %Y', date_locale='en_US.UTF-8')
]
dates_expected = [
Date('03 November 1904', '%d %B %Y', date_locale='de_DE.UTF-8'),
Date('04 Mai 1904', '%d %B %Y', date_locale='de_DE.UTF-8'),
Date('01 Januar 1915', '%d %B %Y', date_locale='de_DE.UTF-8'),
Date('01 January 1995', '%d %B %Y', date_locale='en_US.UTF-8')
]
most_recent = Date('01-01-1995', '%d-%m-%Y')
for given, expected in zip(dates_given, dates_expected):
shifted = adjust_long_date_span(given,
most_recent=most_recent,
max_delta=90)
assert shifted == expected
def test_adjust_long_date_span():
dates_given = [
Date('03-11-1899', '%d-%m-%Y'),
Date('04-05-1900', '%d-%m-%Y'),
Date('01-01-1915', '%d-%m-%Y'),
Date('01-01-1995', '%d-%m-%Y')
]
dates_expected = [
Date('03-11-1904', '%d-%m-%Y'),
Date('04-05-1904', '%d-%m-%Y'),
Date('01-01-1915', '%d-%m-%Y'),
Date('01-01-1995', '%d-%m-%Y'),
]
most_recent = Date('01-01-1995', '%d-%m-%Y')
for given, expected in zip(dates_given, dates_expected):
shifted = adjust_long_date_span(given,
most_recent=most_recent,
max_delta=90)
assert shifted == expected
def test_minimum_season_offsets():
fmt = '%Y-%m-%d'
dates = [
Date('2018-04-24', fmt),
Date('2018-7-7', fmt),
Date('2018-11-11', fmt),
Date('2018-12-22', fmt),
Date('2019-1-7', fmt),
Date('2018-12-21', fmt)
]
negative_shift, positive_shift = minimum_season_offsets(dates)
assert (negative_shift, positive_shift) == (0, 39)
def test_day_anchored():
assert Date('01-01-1905', '%d-%m-%Y').day_anchored()
assert not Date('01-1905', '%m-%Y').day_anchored()
def test_year_anchored():
assert Date('01-01-1905', '%d-%m-%Y').year_anchored()
assert Date('01-01-18', '%d-%m-%y').year_anchored()
assert not Date('01-01', '%d-%m').year_anchored()
def test_season_offsets_unanchored_dates():
missing_year = Date('04-24', '%m-%d')
missing_day = Date('2018-04', '%Y-%m')
assert missing_year.season_offsets() == (34, 57)
assert missing_day.season_offsets() == (25, 66)
def test_season_offsets():
fmt = '%Y-%m-%d'
spring_date = Date('2018-04-24', fmt)
summer_date = Date('2018-7-7', fmt)
autumn_date = Date('2018-11-11', fmt)
winter_date_end_of_year = Date('2018-12-22', fmt)
winter_date_start_of_year = Date('2019-1-7', fmt)
border_date = Date('2018-12-21', fmt)
assert spring_date.season_offsets() == (34, 57)
assert summer_date.season_offsets() == (16, 77)
assert autumn_date.season_offsets() == (49, 39)
assert winter_date_end_of_year.season_offsets() == (1, 88)
assert winter_date_start_of_year.season_offsets() == (17, 72)
assert border_date.season_offsets() == (0, 89)
def test_adjust_long_date_span_disregard_timezones():
dt_aware = Date('15-34-2019', '%H-%M%z')
dt_unaware = Date('ma', '%a', date_locale='nl_NL.UTF-8')
assert adjust_long_date_span(dt_unaware,
most_recent=dt_aware,
max_delta=90) == dt_unaware
def test_year_span():
date_a = Date('01-01-1905', '%d-%m-%Y')
date_b = Date('01-01-1989', '%d-%m-%Y')
assert year_span(date_a, date_b) == 84