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from importlib import import_module
from django.apps import apps
from django.contrib.auth.models import Permission, User
from django.contrib.contenttypes.models import ContentType
from django.test import TestCase
from .models import Proxy, UserProxy
update_proxy_permissions = import_module('django.contrib.auth.migrations.0011_update_proxy_permissions')
class ProxyModelWithDifferentAppLabelTests(TestCase):
available_apps = [
'auth_tests',
'django.contrib.auth',
'django.contrib.contenttypes',
]
def setUp(self):
"""
Create proxy permissions with content_type to the concrete model
rather than the proxy model (as they were before Django 2.2 and
migration 11).
"""
Permission.objects.all().delete()
self.concrete_content_type = ContentType.objects.get_for_model(UserProxy)
self.default_permission = Permission.objects.create(
content_type=self.concrete_content_type,
codename='add_userproxy',
name='Can add userproxy',
)
self.custom_permission = Permission.objects.create(
content_type=self.concrete_content_type,
codename='use_different_app_label',
name='May use a different app label',
)
def test_proxy_model_permissions_contenttype(self):
proxy_model_content_type = ContentType.objects.get_for_model(UserProxy, for_concrete_model=False)
self.assertEqual(self.default_permission.content_type, self.concrete_content_type)
self.assertEqual(self.custom_permission.content_type, self.concrete_content_type)
update_proxy_permissions.update_proxy_model_permissions(apps, None)
self.default_permission.refresh_from_db()
self.assertEqual(self.default_permission.content_type, proxy_model_content_type)
self.custom_permission.refresh_from_db()
self.assertEqual(self.custom_permission.content_type, proxy_model_content_type)
def test_user_has_now_proxy_model_permissions(self):
user = User.objects.create()
user.user_permissions.add(self.default_permission)
user.user_permissions.add(self.custom_permission)
for permission in [self.default_permission, self.custom_permission]:
self.assertTrue(user.has_perm('auth.' + permission.codename))
self.assertFalse(user.has_perm('auth_tests.' + permission.codename))
update_proxy_permissions.update_proxy_model_permissions(apps, None)
# Reload user to purge the _perm_cache.
user = User._default_manager.get(pk=user.pk)
for permission in [self.default_permission, self.custom_permission]:
self.assertFalse(user.has_perm('auth.' + permission.codename))
self.assertTrue(user.has_perm('auth_tests.' + permission.codename))
def test_migrate_backwards(self):
update_proxy_permissions.update_proxy_model_permissions(apps, None)
update_proxy_permissions.revert_proxy_model_permissions(apps, None)
self.default_permission.refresh_from_db()
self.assertEqual(self.default_permission.content_type, self.concrete_content_type)
self.custom_permission.refresh_from_db()
self.assertEqual(self.custom_permission.content_type, self.concrete_content_type)
def test_user_keeps_same_permissions_after_migrating_backward(self):
user = User.objects.create()
user.user_permissions.add(self.default_permission)
user.user_permissions.add(self.custom_permission)
for permission in [self.default_permission, self.custom_permission]:
self.assertTrue(user.has_perm('auth.' + permission.codename))
self.assertFalse(user.has_perm('auth_tests.' + permission.codename))
update_proxy_permissions.update_proxy_model_permissions(apps, None)
update_proxy_permissions.revert_proxy_model_permissions(apps, None)
# Reload user to purge the _perm_cache.
user = User._default_manager.get(pk=user.pk)
for permission in [self.default_permission, self.custom_permission]:
self.assertTrue(user.has_perm('auth.' + permission.codename))
self.assertFalse(user.has_perm('auth_tests.' + permission.codename))
class ProxyModelWithSameAppLabelTests(TestCase):
available_apps = [
'auth_tests',
'django.contrib.auth',
'django.contrib.contenttypes',
]
def setUp(self):
"""
Create proxy permissions with content_type to the concrete model
rather than the proxy model (as they were before Django 2.2 and
migration 11).
"""
Permission.objects.all().delete()
self.concrete_content_type = ContentType.objects.get_for_model(Proxy)
self.default_permission = Permission.objects.create(
content_type=self.concrete_content_type,
codename='add_proxy',
name='Can add proxy',
)
self.custom_permission = Permission.objects.create(
content_type=self.concrete_content_type,
codename='display_proxys',
name='May display proxys information',
)
def test_proxy_model_permissions_contenttype(self):
proxy_model_content_type = ContentType.objects.get_for_model(Proxy, for_concrete_model=False)
self.assertEqual(self.default_permission.content_type, self.concrete_content_type)
self.assertEqual(self.custom_permission.content_type, self.concrete_content_type)
update_proxy_permissions.update_proxy_model_permissions(apps, None)
self.default_permission.refresh_from_db()
self.custom_permission.refresh_from_db()
self.assertEqual(self.default_permission.content_type, proxy_model_content_type)
self.assertEqual(self.custom_permission.content_type, proxy_model_content_type)
def test_user_still_has_proxy_model_permissions(self):
user = User.objects.create()
user.user_permissions.add(self.default_permission)
user.user_permissions.add(self.custom_permission)
for permission in [self.default_permission, self.custom_permission]:
self.assertTrue(user.has_perm('auth_tests.' + permission.codename))
update_proxy_permissions.update_proxy_model_permissions(apps, None)
# Reload user to purge the _perm_cache.
user = User._default_manager.get(pk=user.pk)
for permission in [self.default_permission, self.custom_permission]:
self.assertTrue(user.has_perm('auth_tests.' + permission.codename))
def test_migrate_backwards(self):
update_proxy_permissions.update_proxy_model_permissions(apps, None)
update_proxy_permissions.revert_proxy_model_permissions(apps, None)
self.default_permission.refresh_from_db()
self.assertEqual(self.default_permission.content_type, self.concrete_content_type)
self.custom_permission.refresh_from_db()
self.assertEqual(self.custom_permission.content_type, self.concrete_content_type)
def test_user_keeps_same_permissions_after_migrating_backward(self):
user = User.objects.create()
user.user_permissions.add(self.default_permission)
user.user_permissions.add(self.custom_permission)
for permission in [self.default_permission, self.custom_permission]:
self.assertTrue(user.has_perm('auth_tests.' + permission.codename))
update_proxy_permissions.update_proxy_model_permissions(apps, None)
update_proxy_permissions.revert_proxy_model_permissions(apps, None)
# Reload user to purge the _perm_cache.
user = User._default_manager.get(pk=user.pk)
for permission in [self.default_permission, self.custom_permission]:
self.assertTrue(user.has_perm('auth_tests.' + permission.codename))
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