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Fixed #32966 -- Fixed TimeField.check() crash for timezone-aware times in default when USE_TZ = True.

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Chris Jerdonek 2021-07-28 02:45:32 -04:00 committed by Mariusz Felisiak
parent 40d3cec22d
commit 542e749475
2 changed files with 24 additions and 10 deletions
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2
django/db/models/fields/__init__.py
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@ -2213,7 +2213,7 @@ class TimeField(DateTimeCheckMixin, Field):
upper = now + second_offset
value = datetime.datetime.combine(now.date(), value)
if timezone.is_aware(value):
value = timezone.make_naive(value, timezone.utc).time()
value = timezone.make_naive(value, timezone.utc)
else:
# No explicit time / datetime value -- no checks necessary
return []

32
tests/invalid_models_tests/test_ordinary_fields.py
View File

@ -747,14 +747,16 @@ class TimeFieldTests(SimpleTestCase):
class Model(models.Model):
field_dt = models.TimeField(default=now())
field_t = models.TimeField(default=now().time())
# Timezone-aware time object (when USE_TZ=True).
field_tz = models.TimeField(default=now().timetz())
field_now = models.DateField(default=now)
field_dt = Model._meta.get_field('field_dt')
field_t = Model._meta.get_field('field_t')
field_now = Model._meta.get_field('field_now')
errors = field_dt.check()
errors.extend(field_t.check())
errors.extend(field_now.check()) # doesn't raise a warning
names = ['field_dt', 'field_t', 'field_tz', 'field_now']
fields = [Model._meta.get_field(name) for name in names]
errors = []
for field in fields:
errors.extend(field.check())
self.assertEqual(errors, [
DjangoWarning(
'Fixed default value provided.',
@ -762,7 +764,7 @@ class TimeFieldTests(SimpleTestCase):
'value as default for this field. This may not be '
'what you want. If you want to have the current date '
'as default, use `django.utils.timezone.now`',
obj=field_dt,
obj=fields[0],
id='fields.W161',
),
DjangoWarning(
@ -771,9 +773,21 @@ class TimeFieldTests(SimpleTestCase):
'value as default for this field. This may not be '
'what you want. If you want to have the current date '
'as default, use `django.utils.timezone.now`',
obj=field_t,
obj=fields[1],
id='fields.W161',
)
),
DjangoWarning(
'Fixed default value provided.',
hint=(
'It seems you set a fixed date / time / datetime value as '
'default for this field. This may not be what you want. '
'If you want to have the current date as default, use '
'`django.utils.timezone.now`'
),
obj=fields[2],
id='fields.W161',
),
# field_now doesn't raise a warning.
])
@override_settings(USE_TZ=True)