mirror of
https://github.com/django/django.git
synced 2024-12-27 11:35:53 +00:00
199 lines
8.2 KiB
Python
199 lines
8.2 KiB
Python
import datetime
|
|
import pickle
|
|
from unittest import mock
|
|
|
|
import pytz
|
|
|
|
from django.test import SimpleTestCase, override_settings
|
|
from django.utils import timezone
|
|
|
|
CET = pytz.timezone("Europe/Paris")
|
|
EAT = timezone.get_fixed_timezone(180) # Africa/Nairobi
|
|
ICT = timezone.get_fixed_timezone(420) # Asia/Bangkok
|
|
|
|
|
|
class TimezoneTests(SimpleTestCase):
|
|
|
|
def test_now(self):
|
|
with override_settings(USE_TZ=True):
|
|
self.assertTrue(timezone.is_aware(timezone.now()))
|
|
with override_settings(USE_TZ=False):
|
|
self.assertTrue(timezone.is_naive(timezone.now()))
|
|
|
|
def test_localdate(self):
|
|
naive = datetime.datetime(2015, 1, 1, 0, 0, 1)
|
|
with self.assertRaisesMessage(ValueError, 'localtime() cannot be applied to a naive datetime'):
|
|
timezone.localdate(naive)
|
|
with self.assertRaisesMessage(ValueError, 'localtime() cannot be applied to a naive datetime'):
|
|
timezone.localdate(naive, timezone=EAT)
|
|
|
|
aware = datetime.datetime(2015, 1, 1, 0, 0, 1, tzinfo=ICT)
|
|
self.assertEqual(timezone.localdate(aware, timezone=EAT), datetime.date(2014, 12, 31))
|
|
with timezone.override(EAT):
|
|
self.assertEqual(timezone.localdate(aware), datetime.date(2014, 12, 31))
|
|
|
|
with mock.patch('django.utils.timezone.now', return_value=aware):
|
|
self.assertEqual(timezone.localdate(timezone=EAT), datetime.date(2014, 12, 31))
|
|
with timezone.override(EAT):
|
|
self.assertEqual(timezone.localdate(), datetime.date(2014, 12, 31))
|
|
|
|
def test_override(self):
|
|
default = timezone.get_default_timezone()
|
|
try:
|
|
timezone.activate(ICT)
|
|
|
|
with timezone.override(EAT):
|
|
self.assertIs(EAT, timezone.get_current_timezone())
|
|
self.assertIs(ICT, timezone.get_current_timezone())
|
|
|
|
with timezone.override(None):
|
|
self.assertIs(default, timezone.get_current_timezone())
|
|
self.assertIs(ICT, timezone.get_current_timezone())
|
|
|
|
timezone.deactivate()
|
|
|
|
with timezone.override(EAT):
|
|
self.assertIs(EAT, timezone.get_current_timezone())
|
|
self.assertIs(default, timezone.get_current_timezone())
|
|
|
|
with timezone.override(None):
|
|
self.assertIs(default, timezone.get_current_timezone())
|
|
self.assertIs(default, timezone.get_current_timezone())
|
|
finally:
|
|
timezone.deactivate()
|
|
|
|
def test_override_decorator(self):
|
|
default = timezone.get_default_timezone()
|
|
|
|
@timezone.override(EAT)
|
|
def func_tz_eat():
|
|
self.assertIs(EAT, timezone.get_current_timezone())
|
|
|
|
@timezone.override(None)
|
|
def func_tz_none():
|
|
self.assertIs(default, timezone.get_current_timezone())
|
|
|
|
try:
|
|
timezone.activate(ICT)
|
|
|
|
func_tz_eat()
|
|
self.assertIs(ICT, timezone.get_current_timezone())
|
|
|
|
func_tz_none()
|
|
self.assertIs(ICT, timezone.get_current_timezone())
|
|
|
|
timezone.deactivate()
|
|
|
|
func_tz_eat()
|
|
self.assertIs(default, timezone.get_current_timezone())
|
|
|
|
func_tz_none()
|
|
self.assertIs(default, timezone.get_current_timezone())
|
|
finally:
|
|
timezone.deactivate()
|
|
|
|
def test_override_string_tz(self):
|
|
with timezone.override('Asia/Bangkok'):
|
|
self.assertEqual(timezone.get_current_timezone_name(), 'Asia/Bangkok')
|
|
|
|
def test_override_fixed_offset(self):
|
|
with timezone.override(timezone.FixedOffset(0, 'tzname')):
|
|
self.assertEqual(timezone.get_current_timezone_name(), 'tzname')
|
|
|
|
def test_activate_invalid_timezone(self):
|
|
with self.assertRaisesMessage(ValueError, 'Invalid timezone: None'):
|
|
timezone.activate(None)
|
|
|
|
def test_is_aware(self):
|
|
self.assertTrue(timezone.is_aware(datetime.datetime(2011, 9, 1, 13, 20, 30, tzinfo=EAT)))
|
|
self.assertFalse(timezone.is_aware(datetime.datetime(2011, 9, 1, 13, 20, 30)))
|
|
|
|
def test_is_naive(self):
|
|
self.assertFalse(timezone.is_naive(datetime.datetime(2011, 9, 1, 13, 20, 30, tzinfo=EAT)))
|
|
self.assertTrue(timezone.is_naive(datetime.datetime(2011, 9, 1, 13, 20, 30)))
|
|
|
|
def test_make_aware(self):
|
|
self.assertEqual(
|
|
timezone.make_aware(datetime.datetime(2011, 9, 1, 13, 20, 30), EAT),
|
|
datetime.datetime(2011, 9, 1, 13, 20, 30, tzinfo=EAT))
|
|
with self.assertRaises(ValueError):
|
|
timezone.make_aware(datetime.datetime(2011, 9, 1, 13, 20, 30, tzinfo=EAT), EAT)
|
|
|
|
def test_make_naive(self):
|
|
self.assertEqual(
|
|
timezone.make_naive(datetime.datetime(2011, 9, 1, 13, 20, 30, tzinfo=EAT), EAT),
|
|
datetime.datetime(2011, 9, 1, 13, 20, 30))
|
|
self.assertEqual(
|
|
timezone.make_naive(datetime.datetime(2011, 9, 1, 17, 20, 30, tzinfo=ICT), EAT),
|
|
datetime.datetime(2011, 9, 1, 13, 20, 30))
|
|
|
|
with self.assertRaisesMessage(ValueError, 'make_naive() cannot be applied to a naive datetime'):
|
|
timezone.make_naive(datetime.datetime(2011, 9, 1, 13, 20, 30), EAT)
|
|
|
|
def test_make_naive_no_tz(self):
|
|
self.assertEqual(
|
|
timezone.make_naive(datetime.datetime(2011, 9, 1, 13, 20, 30, tzinfo=EAT)),
|
|
datetime.datetime(2011, 9, 1, 5, 20, 30)
|
|
)
|
|
|
|
def test_make_aware_no_tz(self):
|
|
self.assertEqual(
|
|
timezone.make_aware(datetime.datetime(2011, 9, 1, 13, 20, 30)),
|
|
datetime.datetime(2011, 9, 1, 13, 20, 30, tzinfo=timezone.get_fixed_timezone(-300))
|
|
)
|
|
|
|
def test_make_aware2(self):
|
|
self.assertEqual(
|
|
timezone.make_aware(datetime.datetime(2011, 9, 1, 12, 20, 30), CET),
|
|
CET.localize(datetime.datetime(2011, 9, 1, 12, 20, 30)))
|
|
with self.assertRaises(ValueError):
|
|
timezone.make_aware(CET.localize(datetime.datetime(2011, 9, 1, 12, 20, 30)), CET)
|
|
|
|
def test_make_aware_pytz(self):
|
|
self.assertEqual(
|
|
timezone.make_naive(CET.localize(datetime.datetime(2011, 9, 1, 12, 20, 30)), CET),
|
|
datetime.datetime(2011, 9, 1, 12, 20, 30))
|
|
self.assertEqual(
|
|
timezone.make_naive(
|
|
pytz.timezone("Asia/Bangkok").localize(datetime.datetime(2011, 9, 1, 17, 20, 30)), CET
|
|
),
|
|
datetime.datetime(2011, 9, 1, 12, 20, 30))
|
|
with self.assertRaisesMessage(ValueError, 'make_naive() cannot be applied to a naive datetime'):
|
|
timezone.make_naive(datetime.datetime(2011, 9, 1, 12, 20, 30), CET)
|
|
|
|
def test_make_aware_pytz_ambiguous(self):
|
|
# 2:30 happens twice, once before DST ends and once after
|
|
ambiguous = datetime.datetime(2015, 10, 25, 2, 30)
|
|
|
|
with self.assertRaises(pytz.AmbiguousTimeError):
|
|
timezone.make_aware(ambiguous, timezone=CET)
|
|
|
|
std = timezone.make_aware(ambiguous, timezone=CET, is_dst=False)
|
|
dst = timezone.make_aware(ambiguous, timezone=CET, is_dst=True)
|
|
self.assertEqual(std - dst, datetime.timedelta(hours=1))
|
|
self.assertEqual(std.tzinfo.utcoffset(std), datetime.timedelta(hours=1))
|
|
self.assertEqual(dst.tzinfo.utcoffset(dst), datetime.timedelta(hours=2))
|
|
|
|
def test_make_aware_pytz_non_existent(self):
|
|
# 2:30 never happened due to DST
|
|
non_existent = datetime.datetime(2015, 3, 29, 2, 30)
|
|
|
|
with self.assertRaises(pytz.NonExistentTimeError):
|
|
timezone.make_aware(non_existent, timezone=CET)
|
|
|
|
std = timezone.make_aware(non_existent, timezone=CET, is_dst=False)
|
|
dst = timezone.make_aware(non_existent, timezone=CET, is_dst=True)
|
|
self.assertEqual(std - dst, datetime.timedelta(hours=1))
|
|
self.assertEqual(std.tzinfo.utcoffset(std), datetime.timedelta(hours=1))
|
|
self.assertEqual(dst.tzinfo.utcoffset(dst), datetime.timedelta(hours=2))
|
|
|
|
def test_get_default_timezone(self):
|
|
self.assertEqual(timezone.get_default_timezone_name(), 'America/Chicago')
|
|
|
|
def test_fixedoffset_timedelta(self):
|
|
delta = datetime.timedelta(hours=1)
|
|
self.assertEqual(timezone.get_fixed_timezone(delta).utcoffset(''), delta)
|
|
|
|
def test_fixedoffset_pickle(self):
|
|
self.assertEqual(pickle.loads(pickle.dumps(timezone.FixedOffset(0, 'tzname'))).tzname(''), 'tzname')
|