mirror of
https://github.com/django/django.git
synced 2024-12-23 01:25:58 +00:00
bb61f0186d
Remaining test case ensures that uses of the alias are mapped canonically by the migration writer.
292 lines
10 KiB
Python
292 lines
10 KiB
Python
from datetime import date, datetime, time, timezone, tzinfo
|
|
|
|
from django.test import SimpleTestCase, override_settings
|
|
from django.test.utils import TZ_SUPPORT, requires_tz_support
|
|
from django.utils import dateformat, translation
|
|
from django.utils.dateformat import format
|
|
from django.utils.timezone import get_default_timezone, get_fixed_timezone, make_aware
|
|
|
|
|
|
@override_settings(TIME_ZONE="Europe/Copenhagen")
|
|
class DateFormatTests(SimpleTestCase):
|
|
def setUp(self):
|
|
self._orig_lang = translation.get_language()
|
|
translation.activate("en-us")
|
|
|
|
def tearDown(self):
|
|
translation.activate(self._orig_lang)
|
|
|
|
def test_date(self):
|
|
d = date(2009, 5, 16)
|
|
self.assertEqual(date.fromtimestamp(int(format(d, "U"))), d)
|
|
|
|
def test_naive_datetime(self):
|
|
dt = datetime(2009, 5, 16, 5, 30, 30)
|
|
self.assertEqual(datetime.fromtimestamp(int(format(dt, "U"))), dt)
|
|
|
|
def test_naive_ambiguous_datetime(self):
|
|
# dt is ambiguous in Europe/Copenhagen. pytz raises an exception for
|
|
# the ambiguity, which results in an empty string.
|
|
dt = datetime(2015, 10, 25, 2, 30, 0)
|
|
|
|
# Try all formatters that involve self.timezone.
|
|
self.assertEqual(format(dt, "I"), "")
|
|
self.assertEqual(format(dt, "O"), "")
|
|
self.assertEqual(format(dt, "T"), "")
|
|
self.assertEqual(format(dt, "Z"), "")
|
|
|
|
@requires_tz_support
|
|
def test_datetime_with_local_tzinfo(self):
|
|
ltz = get_default_timezone()
|
|
dt = make_aware(datetime(2009, 5, 16, 5, 30, 30), ltz)
|
|
self.assertEqual(datetime.fromtimestamp(int(format(dt, "U")), ltz), dt)
|
|
self.assertEqual(
|
|
datetime.fromtimestamp(int(format(dt, "U"))), dt.replace(tzinfo=None)
|
|
)
|
|
|
|
@requires_tz_support
|
|
def test_datetime_with_tzinfo(self):
|
|
tz = get_fixed_timezone(-510)
|
|
ltz = get_default_timezone()
|
|
dt = make_aware(datetime(2009, 5, 16, 5, 30, 30), ltz)
|
|
self.assertEqual(datetime.fromtimestamp(int(format(dt, "U")), tz), dt)
|
|
self.assertEqual(datetime.fromtimestamp(int(format(dt, "U")), ltz), dt)
|
|
# astimezone() is safe here because the target timezone doesn't have DST
|
|
self.assertEqual(
|
|
datetime.fromtimestamp(int(format(dt, "U"))),
|
|
dt.astimezone(ltz).replace(tzinfo=None),
|
|
)
|
|
self.assertEqual(
|
|
datetime.fromtimestamp(int(format(dt, "U")), tz).timetuple(),
|
|
dt.astimezone(tz).timetuple(),
|
|
)
|
|
self.assertEqual(
|
|
datetime.fromtimestamp(int(format(dt, "U")), ltz).timetuple(),
|
|
dt.astimezone(ltz).timetuple(),
|
|
)
|
|
|
|
def test_epoch(self):
|
|
udt = datetime(1970, 1, 1, tzinfo=timezone.utc)
|
|
self.assertEqual(format(udt, "U"), "0")
|
|
|
|
def test_empty_format(self):
|
|
my_birthday = datetime(1979, 7, 8, 22, 00)
|
|
|
|
self.assertEqual(dateformat.format(my_birthday, ""), "")
|
|
|
|
def test_am_pm(self):
|
|
morning = time(7, 00)
|
|
evening = time(19, 00)
|
|
self.assertEqual(dateformat.format(morning, "a"), "a.m.")
|
|
self.assertEqual(dateformat.format(evening, "a"), "p.m.")
|
|
self.assertEqual(dateformat.format(morning, "A"), "AM")
|
|
self.assertEqual(dateformat.format(evening, "A"), "PM")
|
|
|
|
def test_microsecond(self):
|
|
# Regression test for #18951
|
|
dt = datetime(2009, 5, 16, microsecond=123)
|
|
self.assertEqual(dateformat.format(dt, "u"), "000123")
|
|
|
|
def test_date_formats(self):
|
|
# Specifiers 'I', 'r', and 'U' are covered in test_timezones().
|
|
my_birthday = datetime(1979, 7, 8, 22, 00)
|
|
for specifier, expected in [
|
|
("b", "jul"),
|
|
("d", "08"),
|
|
("D", "Sun"),
|
|
("E", "July"),
|
|
("F", "July"),
|
|
("j", "8"),
|
|
("l", "Sunday"),
|
|
("L", "False"),
|
|
("m", "07"),
|
|
("M", "Jul"),
|
|
("n", "7"),
|
|
("N", "July"),
|
|
("o", "1979"),
|
|
("S", "th"),
|
|
("t", "31"),
|
|
("w", "0"),
|
|
("W", "27"),
|
|
("y", "79"),
|
|
("Y", "1979"),
|
|
("z", "189"),
|
|
]:
|
|
with self.subTest(specifier=specifier):
|
|
self.assertEqual(dateformat.format(my_birthday, specifier), expected)
|
|
|
|
def test_date_formats_c_format(self):
|
|
timestamp = datetime(2008, 5, 19, 11, 45, 23, 123456)
|
|
self.assertEqual(
|
|
dateformat.format(timestamp, "c"), "2008-05-19T11:45:23.123456"
|
|
)
|
|
|
|
def test_time_formats(self):
|
|
# Specifiers 'I', 'r', and 'U' are covered in test_timezones().
|
|
my_birthday = datetime(1979, 7, 8, 22, 00)
|
|
for specifier, expected in [
|
|
("a", "p.m."),
|
|
("A", "PM"),
|
|
("f", "10"),
|
|
("g", "10"),
|
|
("G", "22"),
|
|
("h", "10"),
|
|
("H", "22"),
|
|
("i", "00"),
|
|
("P", "10 p.m."),
|
|
("s", "00"),
|
|
("u", "000000"),
|
|
]:
|
|
with self.subTest(specifier=specifier):
|
|
self.assertEqual(dateformat.format(my_birthday, specifier), expected)
|
|
|
|
def test_dateformat(self):
|
|
my_birthday = datetime(1979, 7, 8, 22, 00)
|
|
|
|
self.assertEqual(dateformat.format(my_birthday, r"Y z \C\E\T"), "1979 189 CET")
|
|
|
|
self.assertEqual(dateformat.format(my_birthday, r"jS \o\f F"), "8th of July")
|
|
|
|
def test_futuredates(self):
|
|
the_future = datetime(2100, 10, 25, 0, 00)
|
|
self.assertEqual(dateformat.format(the_future, r"Y"), "2100")
|
|
|
|
def test_day_of_year_leap(self):
|
|
self.assertEqual(dateformat.format(datetime(2000, 12, 31), "z"), "366")
|
|
|
|
def test_timezones(self):
|
|
my_birthday = datetime(1979, 7, 8, 22, 00)
|
|
summertime = datetime(2005, 10, 30, 1, 00)
|
|
wintertime = datetime(2005, 10, 30, 4, 00)
|
|
noon = time(12, 0, 0)
|
|
|
|
# 3h30m to the west of UTC
|
|
tz = get_fixed_timezone(-210)
|
|
aware_dt = datetime(2009, 5, 16, 5, 30, 30, tzinfo=tz)
|
|
|
|
if TZ_SUPPORT:
|
|
for specifier, expected in [
|
|
("e", ""),
|
|
("O", "+0100"),
|
|
("r", "Sun, 08 Jul 1979 22:00:00 +0100"),
|
|
("T", "CET"),
|
|
("U", "300315600"),
|
|
("Z", "3600"),
|
|
]:
|
|
with self.subTest(specifier=specifier):
|
|
self.assertEqual(
|
|
dateformat.format(my_birthday, specifier), expected
|
|
)
|
|
|
|
self.assertEqual(dateformat.format(aware_dt, "e"), "-0330")
|
|
self.assertEqual(
|
|
dateformat.format(aware_dt, "r"),
|
|
"Sat, 16 May 2009 05:30:30 -0330",
|
|
)
|
|
|
|
self.assertEqual(dateformat.format(summertime, "I"), "1")
|
|
self.assertEqual(dateformat.format(summertime, "O"), "+0200")
|
|
|
|
self.assertEqual(dateformat.format(wintertime, "I"), "0")
|
|
self.assertEqual(dateformat.format(wintertime, "O"), "+0100")
|
|
|
|
for specifier in ["e", "O", "T", "Z"]:
|
|
with self.subTest(specifier=specifier):
|
|
self.assertEqual(dateformat.time_format(noon, specifier), "")
|
|
|
|
# Ticket #16924 -- We don't need timezone support to test this
|
|
self.assertEqual(dateformat.format(aware_dt, "O"), "-0330")
|
|
|
|
def test_invalid_time_format_specifiers(self):
|
|
my_birthday = date(1984, 8, 7)
|
|
|
|
for specifier in ["a", "A", "f", "g", "G", "h", "H", "i", "P", "r", "s", "u"]:
|
|
with self.subTest(specifier=specifier):
|
|
msg = (
|
|
"The format for date objects may not contain time-related "
|
|
f"format specifiers (found {specifier!r})."
|
|
)
|
|
with self.assertRaisesMessage(TypeError, msg):
|
|
dateformat.format(my_birthday, specifier)
|
|
|
|
@requires_tz_support
|
|
def test_e_format_with_named_time_zone(self):
|
|
dt = datetime(1970, 1, 1, tzinfo=timezone.utc)
|
|
self.assertEqual(dateformat.format(dt, "e"), "UTC")
|
|
|
|
@requires_tz_support
|
|
def test_e_format_with_time_zone_with_unimplemented_tzname(self):
|
|
class NoNameTZ(tzinfo):
|
|
"""Time zone without .tzname() defined."""
|
|
|
|
def utcoffset(self, dt):
|
|
return None
|
|
|
|
dt = datetime(1970, 1, 1, tzinfo=NoNameTZ())
|
|
self.assertEqual(dateformat.format(dt, "e"), "")
|
|
|
|
def test_P_format(self):
|
|
for expected, t in [
|
|
("midnight", time(0)),
|
|
("noon", time(12)),
|
|
("4 a.m.", time(4)),
|
|
("8:30 a.m.", time(8, 30)),
|
|
("4 p.m.", time(16)),
|
|
("8:30 p.m.", time(20, 30)),
|
|
]:
|
|
with self.subTest(time=t):
|
|
self.assertEqual(dateformat.time_format(t, "P"), expected)
|
|
|
|
def test_r_format_with_non_en_locale(self):
|
|
# Changing the locale doesn't change the "r" format.
|
|
dt = datetime(1979, 7, 8, 22, 00)
|
|
with translation.override("fr"):
|
|
self.assertEqual(
|
|
dateformat.format(dt, "r"),
|
|
"Sun, 08 Jul 1979 22:00:00 +0100",
|
|
)
|
|
|
|
def test_S_format(self):
|
|
for expected, days in [
|
|
("st", [1, 21, 31]),
|
|
("nd", [2, 22]),
|
|
("rd", [3, 23]),
|
|
("th", (n for n in range(4, 31) if n not in [21, 22, 23])),
|
|
]:
|
|
for day in days:
|
|
dt = date(1970, 1, day)
|
|
with self.subTest(day=day):
|
|
self.assertEqual(dateformat.format(dt, "S"), expected)
|
|
|
|
def test_y_format_year_before_1000(self):
|
|
tests = [
|
|
(476, "76"),
|
|
(42, "42"),
|
|
(4, "04"),
|
|
]
|
|
for year, expected_date in tests:
|
|
with self.subTest(year=year):
|
|
self.assertEqual(
|
|
dateformat.format(datetime(year, 9, 8, 5, 0), "y"),
|
|
expected_date,
|
|
)
|
|
|
|
def test_Y_format_year_before_1000(self):
|
|
self.assertEqual(dateformat.format(datetime(1, 1, 1), "Y"), "0001")
|
|
self.assertEqual(dateformat.format(datetime(999, 1, 1), "Y"), "0999")
|
|
|
|
def test_twelve_hour_format(self):
|
|
tests = [
|
|
(0, "12", "12"),
|
|
(1, "1", "01"),
|
|
(11, "11", "11"),
|
|
(12, "12", "12"),
|
|
(13, "1", "01"),
|
|
(23, "11", "11"),
|
|
]
|
|
for hour, g_expected, h_expected in tests:
|
|
dt = datetime(2000, 1, 1, hour)
|
|
with self.subTest(hour=hour):
|
|
self.assertEqual(dateformat.format(dt, "g"), g_expected)
|
|
self.assertEqual(dateformat.format(dt, "h"), h_expected)
|