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80aae83439
Black 23.1.0 is released which, as the first release of the year,
introduces the 2023 stable style. This incorporates most of last year's
preview style.
https://github.com/psf/black/releases/tag/23.1.0
Backport of 097e3a70c1 from main
305 lines
9.8 KiB
Python
305 lines
9.8 KiB
Python
from unittest import mock
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from django.contrib.auth import models
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from django.contrib.auth.mixins import (
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LoginRequiredMixin,
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PermissionRequiredMixin,
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UserPassesTestMixin,
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)
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from django.contrib.auth.models import AnonymousUser
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from django.core.exceptions import PermissionDenied
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from django.http import HttpResponse
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from django.test import RequestFactory, SimpleTestCase, TestCase
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from django.views.generic import View
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class AlwaysTrueMixin(UserPassesTestMixin):
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def test_func(self):
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return True
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class AlwaysFalseMixin(UserPassesTestMixin):
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def test_func(self):
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return False
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class EmptyResponseView(View):
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def get(self, request, *args, **kwargs):
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return HttpResponse()
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class AlwaysTrueView(AlwaysTrueMixin, EmptyResponseView):
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pass
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class AlwaysFalseView(AlwaysFalseMixin, EmptyResponseView):
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pass
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class StackedMixinsView1(
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LoginRequiredMixin, PermissionRequiredMixin, EmptyResponseView
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):
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permission_required = ["auth_tests.add_customuser", "auth_tests.change_customuser"]
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raise_exception = True
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class StackedMixinsView2(
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PermissionRequiredMixin, LoginRequiredMixin, EmptyResponseView
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):
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permission_required = ["auth_tests.add_customuser", "auth_tests.change_customuser"]
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raise_exception = True
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class AccessMixinTests(TestCase):
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factory = RequestFactory()
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def test_stacked_mixins_success(self):
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user = models.User.objects.create(username="joe", password="qwerty")
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perms = models.Permission.objects.filter(
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codename__in=("add_customuser", "change_customuser")
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)
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user.user_permissions.add(*perms)
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request = self.factory.get("/rand")
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request.user = user
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view = StackedMixinsView1.as_view()
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response = view(request)
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self.assertEqual(response.status_code, 200)
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view = StackedMixinsView2.as_view()
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response = view(request)
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self.assertEqual(response.status_code, 200)
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def test_stacked_mixins_missing_permission(self):
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user = models.User.objects.create(username="joe", password="qwerty")
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perms = models.Permission.objects.filter(codename__in=("add_customuser",))
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user.user_permissions.add(*perms)
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request = self.factory.get("/rand")
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request.user = user
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view = StackedMixinsView1.as_view()
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with self.assertRaises(PermissionDenied):
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view(request)
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view = StackedMixinsView2.as_view()
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with self.assertRaises(PermissionDenied):
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view(request)
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def test_access_mixin_permission_denied_response(self):
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user = models.User.objects.create(username="joe", password="qwerty")
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# Authenticated users receive PermissionDenied.
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request = self.factory.get("/rand")
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request.user = user
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view = AlwaysFalseView.as_view()
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with self.assertRaises(PermissionDenied):
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view(request)
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# Anonymous users are redirected to the login page.
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request.user = AnonymousUser()
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response = view(request)
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self.assertEqual(response.status_code, 302)
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self.assertEqual(response.url, "/accounts/login/?next=/rand")
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def test_access_mixin_permission_denied_remote_login_url(self):
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class AView(AlwaysFalseView):
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login_url = "https://www.remote.example.com/login"
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view = AView.as_view()
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request = self.factory.get("/rand")
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request.user = AnonymousUser()
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response = view(request)
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self.assertEqual(response.status_code, 302)
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self.assertEqual(
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response.url,
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"https://www.remote.example.com/login?next=http%3A//testserver/rand",
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)
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@mock.patch.object(models.User, "is_authenticated", False)
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def test_stacked_mixins_not_logged_in(self):
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user = models.User.objects.create(username="joe", password="qwerty")
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perms = models.Permission.objects.filter(
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codename__in=("add_customuser", "change_customuser")
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)
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user.user_permissions.add(*perms)
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request = self.factory.get("/rand")
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request.user = user
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view = StackedMixinsView1.as_view()
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with self.assertRaises(PermissionDenied):
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view(request)
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view = StackedMixinsView2.as_view()
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with self.assertRaises(PermissionDenied):
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view(request)
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class UserPassesTestTests(SimpleTestCase):
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factory = RequestFactory()
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def _test_redirect(self, view=None, url="/accounts/login/?next=/rand"):
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if not view:
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view = AlwaysFalseView.as_view()
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request = self.factory.get("/rand")
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request.user = AnonymousUser()
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response = view(request)
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self.assertEqual(response.status_code, 302)
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self.assertEqual(response.url, url)
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def test_default(self):
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self._test_redirect()
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def test_custom_redirect_url(self):
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class AView(AlwaysFalseView):
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login_url = "/login/"
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self._test_redirect(AView.as_view(), "/login/?next=/rand")
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def test_custom_redirect_parameter(self):
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class AView(AlwaysFalseView):
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redirect_field_name = "goto"
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self._test_redirect(AView.as_view(), "/accounts/login/?goto=/rand")
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def test_no_redirect_parameter(self):
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class AView(AlwaysFalseView):
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redirect_field_name = None
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self._test_redirect(AView.as_view(), "/accounts/login/")
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def test_raise_exception(self):
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class AView(AlwaysFalseView):
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raise_exception = True
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request = self.factory.get("/rand")
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request.user = AnonymousUser()
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with self.assertRaises(PermissionDenied):
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AView.as_view()(request)
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def test_raise_exception_custom_message(self):
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msg = "You don't have access here"
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class AView(AlwaysFalseView):
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raise_exception = True
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permission_denied_message = msg
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request = self.factory.get("/rand")
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request.user = AnonymousUser()
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view = AView.as_view()
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with self.assertRaisesMessage(PermissionDenied, msg):
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view(request)
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def test_raise_exception_custom_message_function(self):
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msg = "You don't have access here"
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class AView(AlwaysFalseView):
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raise_exception = True
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def get_permission_denied_message(self):
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return msg
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request = self.factory.get("/rand")
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request.user = AnonymousUser()
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view = AView.as_view()
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with self.assertRaisesMessage(PermissionDenied, msg):
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view(request)
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def test_user_passes(self):
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view = AlwaysTrueView.as_view()
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request = self.factory.get("/rand")
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request.user = AnonymousUser()
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response = view(request)
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self.assertEqual(response.status_code, 200)
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class LoginRequiredMixinTests(TestCase):
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factory = RequestFactory()
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@classmethod
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def setUpTestData(cls):
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cls.user = models.User.objects.create(username="joe", password="qwerty")
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def test_login_required(self):
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"""
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login_required works on a simple view wrapped in a login_required
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decorator.
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"""
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class AView(LoginRequiredMixin, EmptyResponseView):
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pass
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view = AView.as_view()
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request = self.factory.get("/rand")
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request.user = AnonymousUser()
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response = view(request)
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self.assertEqual(response.status_code, 302)
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self.assertEqual("/accounts/login/?next=/rand", response.url)
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request = self.factory.get("/rand")
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request.user = self.user
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response = view(request)
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self.assertEqual(response.status_code, 200)
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class PermissionsRequiredMixinTests(TestCase):
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factory = RequestFactory()
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@classmethod
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def setUpTestData(cls):
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cls.user = models.User.objects.create(username="joe", password="qwerty")
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perms = models.Permission.objects.filter(
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codename__in=("add_customuser", "change_customuser")
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)
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cls.user.user_permissions.add(*perms)
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def test_many_permissions_pass(self):
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class AView(PermissionRequiredMixin, EmptyResponseView):
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permission_required = [
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"auth_tests.add_customuser",
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"auth_tests.change_customuser",
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]
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request = self.factory.get("/rand")
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request.user = self.user
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resp = AView.as_view()(request)
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self.assertEqual(resp.status_code, 200)
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def test_single_permission_pass(self):
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class AView(PermissionRequiredMixin, EmptyResponseView):
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permission_required = "auth_tests.add_customuser"
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request = self.factory.get("/rand")
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request.user = self.user
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resp = AView.as_view()(request)
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self.assertEqual(resp.status_code, 200)
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def test_permissioned_denied_redirect(self):
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class AView(PermissionRequiredMixin, EmptyResponseView):
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permission_required = [
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"auth_tests.add_customuser",
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"auth_tests.change_customuser",
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"nonexistent-permission",
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]
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# Authenticated users receive PermissionDenied.
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request = self.factory.get("/rand")
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request.user = self.user
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with self.assertRaises(PermissionDenied):
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AView.as_view()(request)
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# Anonymous users are redirected to the login page.
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request.user = AnonymousUser()
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resp = AView.as_view()(request)
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self.assertEqual(resp.status_code, 302)
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def test_permissioned_denied_exception_raised(self):
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class AView(PermissionRequiredMixin, EmptyResponseView):
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permission_required = [
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"auth_tests.add_customuser",
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"auth_tests.change_customuser",
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"nonexistent-permission",
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]
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raise_exception = True
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request = self.factory.get("/rand")
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request.user = self.user
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with self.assertRaises(PermissionDenied):
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AView.as_view()(request)
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