diff options
Diffstat (limited to 'rest_framework/tests/test_permissions.py')
| -rw-r--r-- | rest_framework/tests/test_permissions.py | 170 |
1 files changed, 141 insertions, 29 deletions
diff --git a/rest_framework/tests/test_permissions.py b/rest_framework/tests/test_permissions.py index e2cca380..d08124f4 100644 --- a/rest_framework/tests/test_permissions.py +++ b/rest_framework/tests/test_permissions.py @@ -1,18 +1,17 @@ from __future__ import unicode_literals -from django.contrib.auth.models import User, Permission +from django.contrib.auth.models import User, Permission, Group from django.db import models from django.test import TestCase +from django.utils import unittest from rest_framework import generics, status, permissions, authentication, HTTP_HEADER_ENCODING +from rest_framework.compat import guardian +from rest_framework.filters import DjangoObjectPermissionsFilter from rest_framework.test import APIRequestFactory +from rest_framework.tests.models import BasicModel import base64 factory = APIRequestFactory() - -class BasicModel(models.Model): - text = models.CharField(max_length=100) - - class RootView(generics.ListCreateAPIView): model = BasicModel authentication_classes = [authentication.BasicAuthentication] @@ -144,45 +143,158 @@ class ModelPermissionsIntegrationTests(TestCase): self.assertEqual(list(response.data['actions'].keys()), ['PUT']) -class OwnerModel(models.Model): +class BasicPermModel(models.Model): text = models.CharField(max_length=100) - owner = models.ForeignKey(User) + class Meta: + app_label = 'tests' + permissions = ( + ('view_basicpermmodel', 'Can view basic perm model'), + # add, change, delete built in to django + ) + +# Custom object-level permission, that includes 'view' permissions +class ViewObjectPermissions(permissions.DjangoObjectPermissions): + perms_map = { + 'GET': ['%(app_label)s.view_%(model_name)s'], + 'OPTIONS': ['%(app_label)s.view_%(model_name)s'], + 'HEAD': ['%(app_label)s.view_%(model_name)s'], + 'POST': ['%(app_label)s.add_%(model_name)s'], + 'PUT': ['%(app_label)s.change_%(model_name)s'], + 'PATCH': ['%(app_label)s.change_%(model_name)s'], + 'DELETE': ['%(app_label)s.delete_%(model_name)s'], + } + + +class ObjectPermissionInstanceView(generics.RetrieveUpdateDestroyAPIView): + model = BasicPermModel + authentication_classes = [authentication.BasicAuthentication] + permission_classes = [ViewObjectPermissions] -class IsOwnerPermission(permissions.BasePermission): - def has_object_permission(self, request, view, obj): - return request.user == obj.owner +object_permissions_view = ObjectPermissionInstanceView.as_view() -class OwnerInstanceView(generics.RetrieveUpdateDestroyAPIView): - model = OwnerModel +class ObjectPermissionListView(generics.ListAPIView): + model = BasicPermModel authentication_classes = [authentication.BasicAuthentication] - permission_classes = [IsOwnerPermission] - + permission_classes = [ViewObjectPermissions] -owner_instance_view = OwnerInstanceView.as_view() +object_permissions_list_view = ObjectPermissionListView.as_view() +@unittest.skipUnless(guardian, 'django-guardian not installed') class ObjectPermissionsIntegrationTests(TestCase): """ Integration tests for the object level permissions API. """ + @classmethod + def setUpClass(cls): + from guardian.shortcuts import assign_perm + + # create users + create = User.objects.create_user + users = { + 'fullaccess': create('fullaccess', 'fullaccess@example.com', 'password'), + 'readonly': create('readonly', 'readonly@example.com', 'password'), + 'writeonly': create('writeonly', 'writeonly@example.com', 'password'), + 'deleteonly': create('deleteonly', 'deleteonly@example.com', 'password'), + } + + # give everyone model level permissions, as we are not testing those + everyone = Group.objects.create(name='everyone') + model_name = BasicPermModel._meta.module_name + app_label = BasicPermModel._meta.app_label + f = '{0}_{1}'.format + perms = { + 'view': f('view', model_name), + 'change': f('change', model_name), + 'delete': f('delete', model_name) + } + for perm in perms.values(): + perm = '{0}.{1}'.format(app_label, perm) + assign_perm(perm, everyone) + everyone.user_set.add(*users.values()) + + cls.perms = perms + cls.users = users def setUp(self): - User.objects.create_user('not_owner', 'not_owner@example.com', 'password') - user = User.objects.create_user('owner', 'owner@example.com', 'password') + from guardian.shortcuts import assign_perm + perms = self.perms + users = self.users + + # appropriate object level permissions + readers = Group.objects.create(name='readers') + writers = Group.objects.create(name='writers') + deleters = Group.objects.create(name='deleters') + + model = BasicPermModel.objects.create(text='foo') + + assign_perm(perms['view'], readers, model) + assign_perm(perms['change'], writers, model) + assign_perm(perms['delete'], deleters, model) + + readers.user_set.add(users['fullaccess'], users['readonly']) + writers.user_set.add(users['fullaccess'], users['writeonly']) + deleters.user_set.add(users['fullaccess'], users['deleteonly']) + + self.credentials = {} + for user in users.values(): + self.credentials[user.username] = basic_auth_header(user.username, 'password') + + # Delete + def test_can_delete_permissions(self): + request = factory.delete('/1', HTTP_AUTHORIZATION=self.credentials['deleteonly']) + response = object_permissions_view(request, pk='1') + self.assertEqual(response.status_code, status.HTTP_204_NO_CONTENT) - self.not_owner_credentials = basic_auth_header('not_owner', 'password') - self.owner_credentials = basic_auth_header('owner', 'password') + def test_cannot_delete_permissions(self): + request = factory.delete('/1', HTTP_AUTHORIZATION=self.credentials['readonly']) + response = object_permissions_view(request, pk='1') + self.assertEqual(response.status_code, status.HTTP_403_FORBIDDEN) - OwnerModel(text='foo', owner=user).save() + # Update + def test_can_update_permissions(self): + request = factory.patch('/1', {'text': 'foobar'}, format='json', + HTTP_AUTHORIZATION=self.credentials['writeonly']) + response = object_permissions_view(request, pk='1') + self.assertEqual(response.status_code, status.HTTP_200_OK) + self.assertEqual(response.data.get('text'), 'foobar') + + def test_cannot_update_permissions(self): + request = factory.patch('/1', {'text': 'foobar'}, format='json', + HTTP_AUTHORIZATION=self.credentials['deleteonly']) + response = object_permissions_view(request, pk='1') + self.assertEqual(response.status_code, status.HTTP_404_NOT_FOUND) + + def test_cannot_update_permissions_non_existing(self): + request = factory.patch('/999', {'text': 'foobar'}, format='json', + HTTP_AUTHORIZATION=self.credentials['deleteonly']) + response = object_permissions_view(request, pk='999') + self.assertEqual(response.status_code, status.HTTP_404_NOT_FOUND) + + # Read + def test_can_read_permissions(self): + request = factory.get('/1', HTTP_AUTHORIZATION=self.credentials['readonly']) + response = object_permissions_view(request, pk='1') + self.assertEqual(response.status_code, status.HTTP_200_OK) - def test_owner_has_delete_permissions(self): - request = factory.delete('/1', HTTP_AUTHORIZATION=self.owner_credentials) - response = owner_instance_view(request, pk='1') - self.assertEqual(response.status_code, status.HTTP_204_NO_CONTENT) + def test_cannot_read_permissions(self): + request = factory.get('/1', HTTP_AUTHORIZATION=self.credentials['writeonly']) + response = object_permissions_view(request, pk='1') + self.assertEqual(response.status_code, status.HTTP_404_NOT_FOUND) - def test_non_owner_does_not_have_delete_permissions(self): - request = factory.delete('/1', HTTP_AUTHORIZATION=self.not_owner_credentials) - response = owner_instance_view(request, pk='1') - self.assertEqual(response.status_code, status.HTTP_403_FORBIDDEN) + # Read list + def test_can_read_list_permissions(self): + request = factory.get('/', HTTP_AUTHORIZATION=self.credentials['readonly']) + object_permissions_list_view.cls.filter_backends = (DjangoObjectPermissionsFilter,) + response = object_permissions_list_view(request) + self.assertEqual(response.status_code, status.HTTP_200_OK) + self.assertEqual(response.data[0].get('id'), 1) + + def test_cannot_read_list_permissions(self): + request = factory.get('/', HTTP_AUTHORIZATION=self.credentials['writeonly']) + object_permissions_list_view.cls.filter_backends = (DjangoObjectPermissionsFilter,) + response = object_permissions_list_view(request) + self.assertEqual(response.status_code, status.HTTP_200_OK) + self.assertListEqual(response.data, []) |