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246 lines
11 KiB
Python
246 lines
11 KiB
Python
from importlib import import_module
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from django.apps import apps
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from django.contrib.auth.models import Permission, User
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from django.contrib.contenttypes.models import ContentType
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from django.db import connection, connections
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from django.test import TransactionTestCase
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from django.test.utils import captured_stdout
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from .models import Proxy, UserProxy
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update_proxy_permissions = import_module(
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"django.contrib.auth.migrations.0011_update_proxy_permissions"
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)
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class ProxyModelWithDifferentAppLabelTests(TransactionTestCase):
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available_apps = [
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"auth_tests",
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"django.contrib.auth",
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"django.contrib.contenttypes",
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]
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def setUp(self):
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"""
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Create proxy permissions with content_type to the concrete model
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rather than the proxy model (as they were before Django 2.2 and
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migration 11).
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"""
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Permission.objects.all().delete()
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self.concrete_content_type = ContentType.objects.get_for_model(UserProxy)
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self.default_permission = Permission.objects.create(
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content_type=self.concrete_content_type,
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codename="add_userproxy",
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name="Can add userproxy",
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)
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self.custom_permission = Permission.objects.create(
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content_type=self.concrete_content_type,
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codename="use_different_app_label",
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name="May use a different app label",
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)
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def test_proxy_model_permissions_contenttype(self):
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proxy_model_content_type = ContentType.objects.get_for_model(
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UserProxy, for_concrete_model=False
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)
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self.assertEqual(
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self.default_permission.content_type, self.concrete_content_type
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)
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self.assertEqual(
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self.custom_permission.content_type, self.concrete_content_type
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)
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with connection.schema_editor() as editor:
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update_proxy_permissions.update_proxy_model_permissions(apps, editor)
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self.default_permission.refresh_from_db()
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self.assertEqual(self.default_permission.content_type, proxy_model_content_type)
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self.custom_permission.refresh_from_db()
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self.assertEqual(self.custom_permission.content_type, proxy_model_content_type)
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def test_user_has_now_proxy_model_permissions(self):
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user = User.objects.create()
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user.user_permissions.add(self.default_permission)
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user.user_permissions.add(self.custom_permission)
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for permission in [self.default_permission, self.custom_permission]:
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self.assertTrue(user.has_perm("auth." + permission.codename))
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self.assertFalse(user.has_perm("auth_tests." + permission.codename))
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with connection.schema_editor() as editor:
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update_proxy_permissions.update_proxy_model_permissions(apps, editor)
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# Reload user to purge the _perm_cache.
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user = User._default_manager.get(pk=user.pk)
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for permission in [self.default_permission, self.custom_permission]:
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self.assertFalse(user.has_perm("auth." + permission.codename))
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self.assertTrue(user.has_perm("auth_tests." + permission.codename))
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def test_migrate_backwards(self):
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with connection.schema_editor() as editor:
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update_proxy_permissions.update_proxy_model_permissions(apps, editor)
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update_proxy_permissions.revert_proxy_model_permissions(apps, editor)
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self.default_permission.refresh_from_db()
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self.assertEqual(
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self.default_permission.content_type, self.concrete_content_type
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)
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self.custom_permission.refresh_from_db()
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self.assertEqual(
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self.custom_permission.content_type, self.concrete_content_type
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)
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def test_user_keeps_same_permissions_after_migrating_backward(self):
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user = User.objects.create()
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user.user_permissions.add(self.default_permission)
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user.user_permissions.add(self.custom_permission)
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for permission in [self.default_permission, self.custom_permission]:
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self.assertTrue(user.has_perm("auth." + permission.codename))
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self.assertFalse(user.has_perm("auth_tests." + permission.codename))
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with connection.schema_editor() as editor:
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update_proxy_permissions.update_proxy_model_permissions(apps, editor)
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update_proxy_permissions.revert_proxy_model_permissions(apps, editor)
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# Reload user to purge the _perm_cache.
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user = User._default_manager.get(pk=user.pk)
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for permission in [self.default_permission, self.custom_permission]:
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self.assertTrue(user.has_perm("auth." + permission.codename))
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self.assertFalse(user.has_perm("auth_tests." + permission.codename))
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class ProxyModelWithSameAppLabelTests(TransactionTestCase):
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available_apps = [
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"auth_tests",
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"django.contrib.auth",
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"django.contrib.contenttypes",
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]
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def setUp(self):
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"""
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Create proxy permissions with content_type to the concrete model
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rather than the proxy model (as they were before Django 2.2 and
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migration 11).
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"""
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Permission.objects.all().delete()
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self.concrete_content_type = ContentType.objects.get_for_model(Proxy)
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self.default_permission = Permission.objects.create(
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content_type=self.concrete_content_type,
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codename="add_proxy",
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name="Can add proxy",
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)
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self.custom_permission = Permission.objects.create(
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content_type=self.concrete_content_type,
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codename="display_proxys",
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name="May display proxys information",
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)
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def test_proxy_model_permissions_contenttype(self):
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proxy_model_content_type = ContentType.objects.get_for_model(
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Proxy, for_concrete_model=False
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)
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self.assertEqual(
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self.default_permission.content_type, self.concrete_content_type
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)
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self.assertEqual(
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self.custom_permission.content_type, self.concrete_content_type
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)
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with connection.schema_editor() as editor:
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update_proxy_permissions.update_proxy_model_permissions(apps, editor)
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self.default_permission.refresh_from_db()
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self.custom_permission.refresh_from_db()
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self.assertEqual(self.default_permission.content_type, proxy_model_content_type)
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self.assertEqual(self.custom_permission.content_type, proxy_model_content_type)
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def test_user_still_has_proxy_model_permissions(self):
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user = User.objects.create()
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user.user_permissions.add(self.default_permission)
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user.user_permissions.add(self.custom_permission)
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for permission in [self.default_permission, self.custom_permission]:
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self.assertTrue(user.has_perm("auth_tests." + permission.codename))
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with connection.schema_editor() as editor:
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update_proxy_permissions.update_proxy_model_permissions(apps, editor)
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# Reload user to purge the _perm_cache.
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user = User._default_manager.get(pk=user.pk)
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for permission in [self.default_permission, self.custom_permission]:
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self.assertTrue(user.has_perm("auth_tests." + permission.codename))
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def test_migrate_backwards(self):
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with connection.schema_editor() as editor:
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update_proxy_permissions.update_proxy_model_permissions(apps, editor)
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update_proxy_permissions.revert_proxy_model_permissions(apps, editor)
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self.default_permission.refresh_from_db()
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self.assertEqual(
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self.default_permission.content_type, self.concrete_content_type
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)
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self.custom_permission.refresh_from_db()
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self.assertEqual(
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self.custom_permission.content_type, self.concrete_content_type
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)
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def test_user_keeps_same_permissions_after_migrating_backward(self):
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user = User.objects.create()
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user.user_permissions.add(self.default_permission)
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user.user_permissions.add(self.custom_permission)
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for permission in [self.default_permission, self.custom_permission]:
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self.assertTrue(user.has_perm("auth_tests." + permission.codename))
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with connection.schema_editor() as editor:
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update_proxy_permissions.update_proxy_model_permissions(apps, editor)
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update_proxy_permissions.revert_proxy_model_permissions(apps, editor)
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# Reload user to purge the _perm_cache.
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user = User._default_manager.get(pk=user.pk)
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for permission in [self.default_permission, self.custom_permission]:
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self.assertTrue(user.has_perm("auth_tests." + permission.codename))
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def test_migrate_with_existing_target_permission(self):
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"""
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Permissions may already exist:
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- Old workaround was to manually create permissions for proxy models.
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- Model may have been concrete and then converted to proxy.
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Output a reminder to audit relevant permissions.
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"""
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proxy_model_content_type = ContentType.objects.get_for_model(
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Proxy, for_concrete_model=False
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)
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Permission.objects.create(
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content_type=proxy_model_content_type,
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codename="add_proxy",
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name="Can add proxy",
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)
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Permission.objects.create(
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content_type=proxy_model_content_type,
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codename="display_proxys",
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name="May display proxys information",
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)
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with captured_stdout() as stdout:
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with connection.schema_editor() as editor:
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update_proxy_permissions.update_proxy_model_permissions(apps, editor)
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self.assertIn(
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"A problem arose migrating proxy model permissions", stdout.getvalue()
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)
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class MultiDBProxyModelAppLabelTests(TransactionTestCase):
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databases = {"default", "other"}
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available_apps = [
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"auth_tests",
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"django.contrib.auth",
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"django.contrib.contenttypes",
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]
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def setUp(self):
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ContentType.objects.all().delete()
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Permission.objects.using("other").delete()
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concrete_content_type = ContentType.objects.db_manager("other").get_for_model(
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Proxy
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)
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self.permission = Permission.objects.using("other").create(
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content_type=concrete_content_type,
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codename="add_proxy",
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name="Can add proxy",
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)
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def test_migrate_other_database(self):
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proxy_model_content_type = ContentType.objects.db_manager(
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"other"
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).get_for_model(Proxy, for_concrete_model=False)
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with connections["other"].schema_editor() as editor:
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update_proxy_permissions.update_proxy_model_permissions(apps, editor)
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self.permission.refresh_from_db()
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self.assertEqual(self.permission.content_type, proxy_model_content_type)
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