mirror of
https://github.com/django/django.git
synced 2025-10-30 00:56:09 +00:00
33 lines
1.3 KiB
Python
33 lines
1.3 KiB
Python
from django.db import DEFAULT_DB_ALIAS, connection, connections
|
|
from django.db.backends.base.base import BaseDatabaseWrapper
|
|
from django.test import SimpleTestCase
|
|
|
|
|
|
class DatabaseWrapperTests(SimpleTestCase):
|
|
|
|
def test_initialization_class_attributes(self):
|
|
"""
|
|
The "initialization" class attributes like client_class and
|
|
creation_class should be set on the class and reflected in the
|
|
corresponding instance attributes of the instantiated backend.
|
|
"""
|
|
conn = connections[DEFAULT_DB_ALIAS]
|
|
conn_class = type(conn)
|
|
attr_names = [
|
|
('client_class', 'client'),
|
|
('creation_class', 'creation'),
|
|
('features_class', 'features'),
|
|
('introspection_class', 'introspection'),
|
|
('ops_class', 'ops'),
|
|
('validation_class', 'validation'),
|
|
]
|
|
for class_attr_name, instance_attr_name in attr_names:
|
|
class_attr_value = getattr(conn_class, class_attr_name)
|
|
self.assertIsNotNone(class_attr_value)
|
|
instance_attr_value = getattr(conn, instance_attr_name)
|
|
self.assertIsInstance(instance_attr_value, class_attr_value)
|
|
|
|
def test_initialization_display_name(self):
|
|
self.assertEqual(BaseDatabaseWrapper.display_name, 'unknown')
|
|
self.assertNotEqual(connection.display_name, 'unknown')
|