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path: root/tests/backends/sqlite/test_functions.py
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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)