mirror of https://github.com/django/django.git
62 lines
2.1 KiB
Python
62 lines
2.1 KiB
Python
|
from __future__ import absolute_import
|
||
|
|
|
||
|
import os
|
||
|
|
import sys
|
||
|
|
|
||
|
from django.conf import settings
|
||
|
|
from django.core.management import call_command
|
||
|
from django.db.models.loading import cache, load_app
|
||
|
from django.test import TestCase, TransactionTestCase
|
||
|
from django.test.utils import override_settings
|
||
|
from django.utils._os import upath
|
||
|
|
|
||
|
|
from .models import (ConcreteModel, ConcreteModelSubclass,
|
||
|
|
ConcreteModelSubclassProxy)
|
||
|
|
|
||
|
|
|
||
|
|
@override_settings(INSTALLED_APPS=('app1', 'app2'))
|
||
|
class ProxyModelInheritanceTests(TransactionTestCase):
|
||
|
|
"""
|
||
|
|
Proxy model inheritance across apps can result in syncdb not creating the table
|
||
|
|
for the proxied model (as described in #12286). This test creates two dummy
|
||
|
|
apps and calls syncdb, then verifies that the table has been created.
|
||
|
|
"""
|
||
|
|
|
||
|
|
def setUp(self):
|
||
|
|
self.old_sys_path = sys.path[:]
|
||
|
|
sys.path.append(os.path.dirname(os.path.abspath(upath(__file__))))
|
||
|
for app in settings.INSTALLED_APPS:
|
||
|
|
load_app(app)
|
||
|
|
|
||
|
|
def tearDown(self):
|
||
|
|
sys.path = self.old_sys_path
|
||
|
|
del cache.app_store[cache.app_labels['app1']]
|
||
|
|
del cache.app_store[cache.app_labels['app2']]
|
||
|
|
del cache.app_labels['app1']
|
||
|
|
del cache.app_labels['app2']
|
||
|
|
del cache.app_models['app1']
|
||
|
|
del cache.app_models['app2']
|
||
|
|
|
||
|
|
def test_table_exists(self):
|
||
|
|
call_command('syncdb', verbosity=0)
|
||
|
|
from .app1.models import ProxyModel
|
||
|
|
from .app2.models import NiceModel
|
||
|
|
self.assertEqual(NiceModel.objects.all().count(), 0)
|
||
|
|
self.assertEqual(ProxyModel.objects.all().count(), 0)
|
||
|
|
|
||
|
|
|
||
|
|
class MultiTableInheritanceProxyTest(TestCase):
|
||
|
|
|
||
|
|
def test_model_subclass_proxy(self):
|
||
|
|
"""
|
||
|
|
Deleting an instance of a model proxying a multi-table inherited
|
||
|
|
subclass should cascade delete down the whole inheritance chain (see
|
||
|
|
#18083).
|
||
|
|
|
||
|
|
"""
|
||
|
|
instance = ConcreteModelSubclassProxy.objects.create()
|
||
|
|
instance.delete()
|
||
|
|
self.assertEqual(0, ConcreteModelSubclassProxy.objects.count())
|
||
|
|
self.assertEqual(0, ConcreteModelSubclass.objects.count())
|
||
|
|
self.assertEqual(0, ConcreteModel.objects.count())
|