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"""
XX. Proxy model inheritance
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.
"""
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 TransactionTestCase
from django.test.utils import override_settings
# @override_settings(INSTALLED_APPS=('app1', 'app2'))
class ProxyModelInheritanceTests(TransactionTestCase):
def setUp(self):
self.old_sys_path = sys.path[:]
sys.path.append(os.path.dirname(os.path.abspath(__file__)))
map(load_app, settings.INSTALLED_APPS)
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)
ProxyModelInheritanceTests = override_settings(INSTALLED_APPS=('app1', 'app2'))(ProxyModelInheritanceTests)
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