def uninstall_if_needed(setting, value, enter, **kwargs):
"""
Undo the effects of PostgresConfig.ready() when django.contrib.postgres
is "uninstalled" by override_settings().
"""
if not enter and setting == 'INSTALLED_APPS' and 'django.contrib.postgres' not in set(
value):
connection_created.disconnect(register_type_handlers)
CharField._unregister_lookup(Unaccent)
TextField._unregister_lookup(Unaccent)
CharField._unregister_lookup(SearchLookup)
TextField._unregister_lookup(SearchLookup)
CharField._unregister_lookup(TrigramSimilar)
TextField._unregister_lookup(TrigramSimilar)
CharField._unregister_lookup(TrigramWordSimilar)
TextField._unregister_lookup(TrigramWordSimilar)
# Disconnect this receiver until the next time this app is installed
# and ready() connects it again to prevent unnecessary processing on
# each setting change.
setting_changed.disconnect(uninstall_if_needed)
MigrationWriter.unregister_serializer(RANGE_TYPES)
def __del__(self):
setting_changed.disconnect(self.reload_api_settings)
def __del__(self):
setting_changed.disconnect(dispatch_uid=self._dispatch_uid)
from typing import Any
import uuid
import django.test.signals
from django.contrib.auth import authenticate, get_user_model
from django.contrib.auth.hashers import MD5PasswordHasher
from django.core.signals import setting_changed
from django.test import TestCase, override_settings
from fd_dj_accounts.auth_backends import AuthUserModelAuthBackend
from . import utils
# warning: this is critical for being able to mess with 'AUTH_USER_MODEL' in the tests.
setting_changed.disconnect(receiver=django.test.signals.user_model_swapped)
setting_changed.connect(receiver=utils.auth_user_model_swapped_receiver)
class CountingMD5PasswordHasher(MD5PasswordHasher):
"""Hasher that counts how many times it computes a hash."""
calls = 0
def encode(self, *args, **kwargs): # type: ignore
type(self).calls += 1
return super().encode(*args, **kwargs)
class AuthUserModelAuthBackendTestMixin:
"""
Base class for test cases of ``AuthUserModelAuthBackend``.
