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from django.db.backends.sqlite3._functions import (
_sqlite_date_trunc, _sqlite_datetime_trunc, _sqlite_time_trunc,
)
from django.test import SimpleTestCase
class FunctionTests(SimpleTestCase):
def test_sqlite_date_trunc(self):
msg = "Unsupported lookup type: 'unknown-lookup'"
with self.assertRaisesMessage(ValueError, msg):
_sqlite_date_trunc('unknown-lookup', '2005-08-11', None, None)
def test_sqlite_datetime_trunc(self):
msg = "Unsupported lookup type: 'unknown-lookup'"
with self.assertRaisesMessage(ValueError, msg):
_sqlite_datetime_trunc('unknown-lookup', '2005-08-11 1:00:00', None, None)
def test_sqlite_time_trunc(self):
msg = "Unsupported lookup type: 'unknown-lookup'"
with self.assertRaisesMessage(ValueError, msg):
_sqlite_time_trunc('unknown-lookup', '2005-08-11 1:00:00', None, None)
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