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Refs #33355 -- Moved Trunc() assertions for invalid arguments and ISO 8601 week to separate tests.

This commit is contained in:
Mariusz Felisiak 2021-12-13 11:10:55 +01:00
parent 75485d16a2
commit c66ecc5568
1 changed files with 56 additions and 22 deletions
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78
tests/db_functions/datetime/test_extract_trunc.py
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@ -661,26 +661,6 @@ class DateFunctionTests(TestCase):
self.create_model(start_datetime, end_datetime)
self.create_model(end_datetime, start_datetime)
msg = 'output_field must be either DateField, TimeField, or DateTimeField'
with self.assertRaisesMessage(ValueError, msg):
list(DTModel.objects.annotate(truncated=Trunc('start_datetime', 'year', output_field=IntegerField())))
msg = "'name' isn't a DateField, TimeField, or DateTimeField."
with self.assertRaisesMessage(TypeError, msg):
list(DTModel.objects.annotate(truncated=Trunc('name', 'year', output_field=DateTimeField())))
with self.assertRaisesMessage(ValueError, "Cannot truncate DateField 'start_date' to DateTimeField"):
list(DTModel.objects.annotate(truncated=Trunc('start_date', 'second')))
with self.assertRaisesMessage(ValueError, "Cannot truncate TimeField 'start_time' to DateTimeField"):
list(DTModel.objects.annotate(truncated=Trunc('start_time', 'month')))
with self.assertRaisesMessage(ValueError, "Cannot truncate DateField 'start_date' to DateTimeField"):
list(DTModel.objects.annotate(truncated=Trunc('start_date', 'month', output_field=DateTimeField())))
with self.assertRaisesMessage(ValueError, "Cannot truncate TimeField 'start_time' to DateTimeField"):
list(DTModel.objects.annotate(truncated=Trunc('start_time', 'second', output_field=DateTimeField())))
def test_datetime_kind(kind):
self.assertQuerysetEqual(
DTModel.objects.annotate(
@ -732,7 +712,6 @@ class DateFunctionTests(TestCase):
test_date_kind('year')
test_date_kind('quarter')
test_date_kind('month')
test_date_kind('week')
test_date_kind('day')
test_time_kind('hour')
test_time_kind('minute')
@ -740,7 +719,6 @@ class DateFunctionTests(TestCase):
test_datetime_kind('year')
test_datetime_kind('quarter')
test_datetime_kind('month')
test_datetime_kind('week')
test_datetime_kind('day')
test_datetime_kind('hour')
test_datetime_kind('minute')
@ -752,6 +730,62 @@ class DateFunctionTests(TestCase):
qs = DTModel.objects.filter(start_datetime__date=Trunc('start_datetime', 'day', output_field=DateField()))
self.assertEqual(qs.count(), 2)
def test_trunc_week(self):
start_datetime = datetime(2015, 6, 15, 14, 30, 50, 321)
end_datetime = datetime(2016, 6, 15, 14, 10, 50, 123)
if settings.USE_TZ:
start_datetime = timezone.make_aware(start_datetime)
end_datetime = timezone.make_aware(end_datetime)
self.create_model(start_datetime, end_datetime)
self.create_model(end_datetime, start_datetime)
self.assertQuerysetEqual(
DTModel.objects.annotate(
truncated=Trunc('start_datetime', 'week', output_field=DateTimeField())
).order_by('start_datetime'),
[
(start_datetime, truncate_to(start_datetime, 'week')),
(end_datetime, truncate_to(end_datetime, 'week')),
],
lambda m: (m.start_datetime, m.truncated),
)
self.assertQuerysetEqual(
DTModel.objects.annotate(
truncated=Trunc('start_date', 'week', output_field=DateField())
).order_by('start_datetime'),
[
(start_datetime, truncate_to(start_datetime.date(), 'week')),
(end_datetime, truncate_to(end_datetime.date(), 'week')),
],
lambda m: (m.start_datetime, m.truncated),
)
def test_trunc_invalid_arguments(self):
msg = 'output_field must be either DateField, TimeField, or DateTimeField'
with self.assertRaisesMessage(ValueError, msg):
list(DTModel.objects.annotate(
truncated=Trunc('start_datetime', 'year', output_field=IntegerField()),
))
msg = "'name' isn't a DateField, TimeField, or DateTimeField."
with self.assertRaisesMessage(TypeError, msg):
list(DTModel.objects.annotate(
truncated=Trunc('name', 'year', output_field=DateTimeField()),
))
msg = "Cannot truncate DateField 'start_date' to DateTimeField"
with self.assertRaisesMessage(ValueError, msg):
list(DTModel.objects.annotate(truncated=Trunc('start_date', 'second')))
with self.assertRaisesMessage(ValueError, msg):
list(DTModel.objects.annotate(
truncated=Trunc('start_date', 'month', output_field=DateTimeField()),
))
msg = "Cannot truncate TimeField 'start_time' to DateTimeField"
with self.assertRaisesMessage(ValueError, msg):
list(DTModel.objects.annotate(truncated=Trunc('start_time', 'month')))
with self.assertRaisesMessage(ValueError, msg):
list(DTModel.objects.annotate(
truncated=Trunc('start_time', 'second', output_field=DateTimeField()),
))
def test_trunc_none(self):
self.create_model(None, None)
for t in (Trunc('start_datetime', 'year'), Trunc('start_date', 'year'), Trunc('start_time', 'hour')):