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django/tests/servers/test_liveserverthread.py
David Smith 097e3a70c1 Refs #33476 -- Applied Black's 2023 stable style.
Black 23.1.0 is released which, as the first release of the year,
introduces the 2023 stable style. This incorporates most of last year's
preview style.

https://github.com/psf/black/releases/tag/23.1.0
2023-02-01 11:04:38 +01:00

47 lines
1.6 KiB
Python

from django.db import DEFAULT_DB_ALIAS, connections
from django.test import LiveServerTestCase, TransactionTestCase
from django.test.testcases import LiveServerThread
# Use TransactionTestCase instead of TestCase to run outside of a transaction,
# otherwise closing the connection would implicitly rollback and not set the
# connection to None.
class LiveServerThreadTest(TransactionTestCase):
available_apps = []
def run_live_server_thread(self, connections_override=None):
thread = LiveServerTestCase._create_server_thread(connections_override)
thread.daemon = True
thread.start()
thread.is_ready.wait()
thread.terminate()
def test_closes_connections(self):
conn = connections[DEFAULT_DB_ALIAS]
# Pass a connection to the thread to check they are being closed.
connections_override = {DEFAULT_DB_ALIAS: conn}
# Open a connection to the database.
conn.connect()
conn.inc_thread_sharing()
try:
self.assertIsNotNone(conn.connection)
self.run_live_server_thread(connections_override)
self.assertIsNone(conn.connection)
finally:
conn.dec_thread_sharing()
def test_server_class(self):
class FakeServer:
def __init__(*args, **kwargs):
pass
class MyServerThread(LiveServerThread):
server_class = FakeServer
class MyServerTestCase(LiveServerTestCase):
server_thread_class = MyServerThread
thread = MyServerTestCase._create_server_thread(None)
server = thread._create_server()
self.assertIs(type(server), FakeServer)