from django.test import TestCase from django.test.client import RequestFactory from django.utils import simplejson as json from rest_framework import generics, status from rest_framework.tests.models import BasicModel factory = RequestFactory() class RootView(generics.ListCreateAPIView): """ Example description for OPTIONS. """ model = BasicModel paginate_by = None class InstanceView(generics.RetrieveUpdateDestroyAPIView): """ Example description for OPTIONS. """ model = BasicModel class TestRootView(TestCase): def setUp(self): """ Create 3 BasicModel intances. """ items = ['foo', 'bar', 'baz'] for item in items: BasicModel(text=item).save() self.objects = BasicModel.objects self.data = [ {'id': obj.id, 'text': obj.text} for obj in self.objects.all() ] self.view = RootView.as_view() def test_get_root_view(self): """ GET requests to ListCreateAPIView should return list of objects. """ request = factory.get('/') response = self.view(request).render() self.assertEquals(response.status_code, status.HTTP_200_OK) self.assertEquals(response.data, self.data) def test_post_root_view(self): """ POST requests to ListCreateAPIView should create a new object. """ content = {'text': 'foobar'} request = factory.post('/', json.dumps(content), content_type='application/json') response = self.view(request).render() self.assertEquals(response.status_code, status.HTTP_201_CREATED) self.assertEquals(response.data, {'id': 4, 'text': u'foobar'}) created = self.objects.get(id=4) self.assertEquals(created.text, 'foobar') def test_put_root_view(self): """ PUT requests to ListCreateAPIView should not be allowed """ content = {'text': 'foobar'} request = factory.put('/', json.dumps(content), content_type='application/json') response = self.view(request).render() self.assertEquals(response.status_code, status.HTTP_405_METHOD_NOT_ALLOWED) self.assertEquals(response.data, {"detail": "Method 'PUT' not allowed."}) def test_delete_root_view(self): """ DELETE requests to ListCreateAPIView should not be allowed """ request = factory.delete('/') response = self.view(request).render() self.assertEquals(response.status_code, status.HTTP_405_METHOD_NOT_ALLOWED) self.assertEquals(response.data, {"detail": "Method 'DELETE' not allowed."}) def test_options_root_view(self): """ OPTIONS requests to ListCreateAPIView should return metadata """ request = factory.options('/') response = self.view(request).render() expected = { 'parses': [ 'application/json', 'application/x-www-form-urlencoded', 'multipart/form-data' ], 'renders': [ 'application/json', 'text/html' ], 'name': 'Root', 'description': 'Example description for OPTIONS.' } self.assertEquals(response.status_code, status.HTTP_200_OK) self.assertEquals(response.data, expected) def test_post_cannot_set_id(self): """ POST requests to create a new object should not be able to set the id. """ content = {'id': 999, 'text': 'foobar'} request = factory.post('/', json.dumps(content), content_type='application/json') response = self.view(request).render() self.assertEquals(response.status_code, status.HTTP_201_CREATED) self.assertEquals(response.data, {'id': 4, 'text': u'foobar'}) created = self.objects.get(id=4) self.assertEquals(created.text, 'foobar') class TestInstanceView(TestCase): def setUp(self): """ Create 3 BasicModel intances. """ items = ['foo', 'bar', 'baz'] for item in items: BasicModel(text=item).save() self.objects = BasicModel.objects self.data = [ {'id': obj.id, 'text': obj.text} for obj in self.objects.all() ] self.view = InstanceView.as_view() def test_get_instance_view(self): """ GET requests to RetrieveUpdateDestroyAPIView should return a single object. """ request = factory.get('/1') response = self.view(request, pk=1).render() self.assertEquals(response.status_code, status.HTTP_200_OK) self.assertEquals(response.data, self.data[0]) def test_post_instance_view(self): """ POST requests to RetrieveUpdateDestroyAPIView should not be allowed """ content = {'text': 'foobar'} request = factory.post('/', json.dumps(content), content_type='application/json') response = self.view(request).render() self.assertEquals(response.status_code, status.HTTP_405_METHOD_NOT_ALLOWED) self.assertEquals(response.data, {"detail": "Method 'POST' not allowed."}) def test_put_instance_view(self): """ PUT requests to RetrieveUpdateDestroyAPIView should update an object. """ content = {'text': 'foobar'} request = factory.put('/1', json.dumps(content), content_type='application/json') response = self.view(request, pk=1).render() self.assertEquals(response.status_code, status.HTTP_200_OK) self.assertEquals(response.data, {'id': 1, 'text': 'foobar'}) updated = self.objects.get(id=1) self.assertEquals(updated.text, 'foobar') def test_delete_instance_view(self): """ DELETE requests to RetrieveUpdateDestroyAPIView should delete an object. """ request = factory.delete('/1') response = self.view(request, pk=1).render() self.assertEquals(response.status_code, status.HTTP_204_NO_CONTENT) self.assertEquals(response.content, '') ids = [obj.id for obj in self.objects.all()] self.assertEquals(ids, [2, 3]) def test_options_instance_view(self): """ OPTIONS requests to RetrieveUpdateDestroyAPIView should return metadata """ request = factory.options('/') response = self.view(request).render() expected = { 'parses': [ 'application/json', 'application/x-www-form-urlencoded', 'multipart/form-data' ], 'renders': [ 'application/json', 'text/html' ], 'name': 'Instance', 'description': 'Example description for OPTIONS.' } self.assertEquals(response.status_code, status.HTTP_200_OK) self.assertEquals(response.data, expected) def test_put_cannot_set_id(self): """ POST requests to create a new object should not be able to set the id. """ content = {'id': 999, 'text': 'foobar'} request = factory.put('/1', json.dumps(content), content_type='application/json') response = self.view(request, pk=1).render() self.assertEquals(response.status_code, status.HTTP_200_OK) self.assertEquals(response.data, {'id': 1, 'text': 'foobar'}) updated = self.objects.get(id=1) self.assertEquals(updated.text, 'foobar')