mirror of
https://github.com/encode/django-rest-framework.git
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214 lines
7.3 KiB
Python
214 lines
7.3 KiB
Python
from collections import OrderedDict
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import pytest
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from django.conf.urls import include, url
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from django.db import models
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from django.test import TestCase, override_settings
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from rest_framework import status
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from rest_framework.decorators import action
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from rest_framework.response import Response
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from rest_framework.routers import SimpleRouter
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from rest_framework.test import APIRequestFactory
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from rest_framework.viewsets import GenericViewSet
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factory = APIRequestFactory()
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class BasicViewSet(GenericViewSet):
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def list(self, request, *args, **kwargs):
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return Response({'ACTION': 'LIST'})
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class InstanceViewSet(GenericViewSet):
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def dispatch(self, request, *args, **kwargs):
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return self.dummy(request, *args, **kwargs)
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def dummy(self, request, *args, **kwargs):
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return Response({'view': self})
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class Action(models.Model):
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pass
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class ActionViewSet(GenericViewSet):
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queryset = Action.objects.all()
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def list(self, request, *args, **kwargs):
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return Response()
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def retrieve(self, request, *args, **kwargs):
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return Response()
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@action(detail=False)
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def list_action(self, request, *args, **kwargs):
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raise NotImplementedError
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@action(detail=False, url_name='list-custom')
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def custom_list_action(self, request, *args, **kwargs):
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raise NotImplementedError
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@action(detail=True)
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def detail_action(self, request, *args, **kwargs):
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raise NotImplementedError
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@action(detail=True, url_name='detail-custom')
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def custom_detail_action(self, request, *args, **kwargs):
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raise NotImplementedError
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@action(detail=True, url_path=r'unresolvable/(?P<arg>\w+)', url_name='unresolvable')
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def unresolvable_detail_action(self, request, *args, **kwargs):
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raise NotImplementedError
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router = SimpleRouter()
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router.register(r'actions', ActionViewSet)
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router.register(r'actions-alt', ActionViewSet, basename='actions-alt')
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urlpatterns = [
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url(r'^api/', include(router.urls)),
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]
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class InitializeViewSetsTestCase(TestCase):
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def test_initialize_view_set_with_actions(self):
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request = factory.get('/', '', content_type='application/json')
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my_view = BasicViewSet.as_view(actions={
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'get': 'list',
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})
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response = my_view(request)
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assert response.status_code == status.HTTP_200_OK
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assert response.data == {'ACTION': 'LIST'}
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def testhead_request_against_viewset(self):
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request = factory.head('/', '', content_type='application/json')
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my_view = BasicViewSet.as_view(actions={
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'get': 'list',
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})
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response = my_view(request)
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assert response.status_code == status.HTTP_200_OK
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def test_initialize_view_set_with_empty_actions(self):
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with pytest.raises(TypeError) as excinfo:
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BasicViewSet.as_view()
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assert str(excinfo.value) == (
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"The `actions` argument must be provided "
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"when calling `.as_view()` on a ViewSet. "
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"For example `.as_view({'get': 'list'})`")
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def test_initialize_view_set_with_both_name_and_suffix(self):
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with pytest.raises(TypeError) as excinfo:
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BasicViewSet.as_view(name='', suffix='', actions={
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'get': 'list',
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})
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assert str(excinfo.value) == (
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"BasicViewSet() received both `name` and `suffix`, "
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"which are mutually exclusive arguments.")
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def test_args_kwargs_request_action_map_on_self(self):
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"""
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Test a view only has args, kwargs, request, action_map
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once `as_view` has been called.
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"""
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bare_view = InstanceViewSet()
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view = InstanceViewSet.as_view(actions={
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'get': 'dummy',
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})(factory.get('/')).data['view']
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for attribute in ('args', 'kwargs', 'request', 'action_map'):
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self.assertNotIn(attribute, dir(bare_view))
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self.assertIn(attribute, dir(view))
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class GetExtraActionsTests(TestCase):
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def test_extra_actions(self):
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view = ActionViewSet()
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actual = [action.__name__ for action in view.get_extra_actions()]
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expected = [
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'custom_detail_action',
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'custom_list_action',
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'detail_action',
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'list_action',
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'unresolvable_detail_action',
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]
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self.assertEqual(actual, expected)
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@override_settings(ROOT_URLCONF='tests.test_viewsets')
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class GetExtraActionUrlMapTests(TestCase):
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def test_list_view(self):
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response = self.client.get('/api/actions/')
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view = response.renderer_context['view']
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expected = OrderedDict([
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('Custom list action', 'http://testserver/api/actions/custom_list_action/'),
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('List action', 'http://testserver/api/actions/list_action/'),
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])
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self.assertEqual(view.get_extra_action_url_map(), expected)
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def test_detail_view(self):
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response = self.client.get('/api/actions/1/')
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view = response.renderer_context['view']
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expected = OrderedDict([
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('Custom detail action', 'http://testserver/api/actions/1/custom_detail_action/'),
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('Detail action', 'http://testserver/api/actions/1/detail_action/'),
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# "Unresolvable detail action" excluded, since it's not resolvable
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])
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self.assertEqual(view.get_extra_action_url_map(), expected)
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def test_uninitialized_view(self):
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self.assertEqual(ActionViewSet().get_extra_action_url_map(), OrderedDict())
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@override_settings(ROOT_URLCONF='tests.test_viewsets')
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class ReverseActionTests(TestCase):
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def test_default_basename(self):
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view = ActionViewSet()
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view.basename = router.get_default_basename(ActionViewSet)
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view.request = None
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assert view.reverse_action('list') == '/api/actions/'
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assert view.reverse_action('list-action') == '/api/actions/list_action/'
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assert view.reverse_action('list-custom') == '/api/actions/custom_list_action/'
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assert view.reverse_action('detail', args=['1']) == '/api/actions/1/'
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assert view.reverse_action('detail-action', args=['1']) == '/api/actions/1/detail_action/'
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assert view.reverse_action('detail-custom', args=['1']) == '/api/actions/1/custom_detail_action/'
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def test_custom_basename(self):
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view = ActionViewSet()
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view.basename = 'actions-alt'
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view.request = None
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assert view.reverse_action('list') == '/api/actions-alt/'
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assert view.reverse_action('list-action') == '/api/actions-alt/list_action/'
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assert view.reverse_action('list-custom') == '/api/actions-alt/custom_list_action/'
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assert view.reverse_action('detail', args=['1']) == '/api/actions-alt/1/'
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assert view.reverse_action('detail-action', args=['1']) == '/api/actions-alt/1/detail_action/'
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assert view.reverse_action('detail-custom', args=['1']) == '/api/actions-alt/1/custom_detail_action/'
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def test_request_passing(self):
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view = ActionViewSet()
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view.basename = router.get_default_basename(ActionViewSet)
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view.request = factory.get('/')
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# Passing the view's request object should result in an absolute URL.
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assert view.reverse_action('list') == 'http://testserver/api/actions/'
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# Users should be able to explicitly not pass the view's request.
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assert view.reverse_action('list', request=None) == '/api/actions/'
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