Fix fiddly content-overloading bug

This commit is contained in:
Tom Christie 2012-10-08 17:10:50 +01:00
parent b581ffe323
commit 4a21b3557e
3 changed files with 86 additions and 129 deletions

View File

@ -227,16 +227,14 @@ class Request(object):
self._method = self._data[self._METHOD_PARAM].upper()
self._data.pop(self._METHOD_PARAM)
# Content overloading - modify the content type, and re-parse.
# Content overloading - modify the content type, and force re-parse.
if (self._CONTENT_PARAM and
self._CONTENTTYPE_PARAM and
self._CONTENT_PARAM in self._data and
self._CONTENTTYPE_PARAM in self._data):
self._content_type = self._data[self._CONTENTTYPE_PARAM]
self._stream = StringIO(self._data[self._CONTENT_PARAM])
self._data.pop(self._CONTENTTYPE_PARAM)
self._data.pop(self._CONTENT_PARAM)
self._data, self._files = self._parse()
self._data, self._files = (Empty, Empty)
def _parse(self):
"""
@ -250,7 +248,7 @@ class Request(object):
parser = self.negotiator.select_parser(self.parsers, self.content_type)
if not parser:
raise exceptions.UnsupportedMediaType(self._content_type)
raise exceptions.UnsupportedMediaType(self.content_type)
parsed = parser.parse(self.stream, meta=self.META,
upload_handlers=self.upload_handlers)

View File

@ -4,6 +4,7 @@ Tests for content parsing, and form-overloaded content parsing.
from django.conf.urls.defaults import patterns
from django.contrib.auth.models import User
from django.test import TestCase, Client
from django.utils import simplejson as json
from rest_framework import status
from rest_framework.authentication import SessionAuthentication
@ -12,9 +13,11 @@ from rest_framework.parsers import (
FormParser,
MultiPartParser,
PlainTextParser,
JSONParser
)
from rest_framework.request import Request
from rest_framework.response import Response
from rest_framework.settings import api_settings
from rest_framework.views import APIView
@ -36,7 +39,7 @@ class TestMethodOverloading(TestCase):
POST requests can be overloaded to another method by setting a
reserved form field
"""
request = Request(factory.post('/', {Request._METHOD_PARAM: 'DELETE'}))
request = Request(factory.post('/', {api_settings.FORM_METHOD_OVERRIDE: 'DELETE'}))
self.assertEqual(request.method, 'DELETE')
@ -117,15 +120,16 @@ class TestContentParsing(TestCase):
"""
Ensure request.DATA returns content for overloaded POST request.
"""
content = 'qwerty'
content_type = 'text/plain'
data = {
Request._CONTENT_PARAM: content,
Request._CONTENTTYPE_PARAM: content_type
json_data = {'foobar': 'qwerty'}
content = json.dumps(json_data)
content_type = 'application/json'
form_data = {
api_settings.FORM_CONTENT_OVERRIDE: content,
api_settings.FORM_CONTENTTYPE_OVERRIDE: content_type
}
request = Request(factory.post('/', data))
request.parsers = (PlainTextParser(), )
self.assertEqual(request.DATA, content)
request = Request(factory.post('/', form_data))
request.parsers = (JSONParser(), )
self.assertEqual(request.DATA, json_data)
# def test_accessing_post_after_data_form(self):
# """

View File

@ -1,128 +1,83 @@
# from django.core.urlresolvers import reverse
# from django.conf.urls.defaults import patterns, url, include
# from django.http import HttpResponse
# from django.test import TestCase
# from django.utils import simplejson as json
from django.test import TestCase
from django.test.client import RequestFactory
from rest_framework import status
from rest_framework.decorators import api_view
from rest_framework.response import Response
from rest_framework.settings import api_settings
from rest_framework.views import APIView
# from rest_framework.views import View
factory = RequestFactory()
# class MockView(View):
# """This is a basic mock view"""
# pass
class BasicView(APIView):
def get(self, request, *args, **kwargs):
return Response({'method': 'GET'})
def post(self, request, *args, **kwargs):
return Response({'method': 'POST', 'data': request.DATA})
# class MockViewFinal(View):
# """View with final() override"""
# def final(self, request, response, *args, **kwargs):
# return HttpResponse('{"test": "passed"}', content_type="application/json")
@api_view(['GET', 'POST'])
def basic_view(request):
if request.method == 'GET':
return {'method': 'GET'}
elif request.method == 'POST':
return {'method': 'POST', 'data': request.DATA}
# # class ResourceMockView(View):
# # """This is a resource-based mock view"""
class ClassBasedViewIntegrationTests(TestCase):
def setUp(self):
self.view = BasicView.as_view()
# # class MockForm(forms.Form):
# # foo = forms.BooleanField(required=False)
# # bar = forms.IntegerField(help_text='Must be an integer.')
# # baz = forms.CharField(max_length=32)
def test_400_parse_error(self):
request = factory.post('/', 'f00bar', content_type='application/json')
response = self.view(request)
expected = {
'detail': u'JSON parse error - No JSON object could be decoded'
}
self.assertEquals(response.status_code, status.HTTP_400_BAD_REQUEST)
self.assertEquals(response.data, expected)
# # form = MockForm
def test_400_parse_error_tunneled_content(self):
content = 'f00bar'
content_type = 'application/json'
form_data = {
api_settings.FORM_CONTENT_OVERRIDE: content,
api_settings.FORM_CONTENTTYPE_OVERRIDE: content_type
}
request = factory.post('/', form_data)
response = self.view(request)
expected = {
'detail': u'JSON parse error - No JSON object could be decoded'
}
self.assertEquals(response.status_code, status.HTTP_400_BAD_REQUEST)
self.assertEquals(response.data, expected)
# # class MockResource(ModelResource):
# # """This is a mock model-based resource"""
class FunctionBasedViewIntegrationTests(TestCase):
def setUp(self):
self.view = basic_view
# # class MockResourceModel(models.Model):
# # foo = models.BooleanField()
# # bar = models.IntegerField(help_text='Must be an integer.')
# # baz = models.CharField(max_length=32, help_text='Free text. Max length 32 chars.')
def test_400_parse_error(self):
request = factory.post('/', 'f00bar', content_type='application/json')
response = self.view(request)
expected = {
'detail': u'JSON parse error - No JSON object could be decoded'
}
self.assertEquals(response.status_code, status.HTTP_400_BAD_REQUEST)
self.assertEquals(response.data, expected)
# # model = MockResourceModel
# # fields = ('foo', 'bar', 'baz')
# urlpatterns = patterns('',
# url(r'^mock/$', MockView.as_view()),
# url(r'^mock/final/$', MockViewFinal.as_view()),
# # url(r'^resourcemock/$', ResourceMockView.as_view()),
# # url(r'^model/$', ListOrCreateModelView.as_view(resource=MockResource)),
# # url(r'^model/(?P<pk>[^/]+)/$', InstanceModelView.as_view(resource=MockResource)),
# url(r'^restframework/', include('rest_framework.urls', namespace='rest_framework')),
# )
# class BaseViewTests(TestCase):
# """Test the base view class of rest_framework"""
# urls = 'rest_framework.tests.views'
# def test_view_call_final(self):
# response = self.client.options('/mock/final/')
# self.assertEqual(response['Content-Type'].split(';')[0], "application/json")
# data = json.loads(response.content)
# self.assertEqual(data['test'], 'passed')
# def test_options_method_simple_view(self):
# response = self.client.options('/mock/')
# self._verify_options_response(response,
# name='Mock',
# description='This is a basic mock view')
# def test_options_method_resource_view(self):
# response = self.client.options('/resourcemock/')
# self._verify_options_response(response,
# name='Resource Mock',
# description='This is a resource-based mock view',
# fields={'foo': 'BooleanField',
# 'bar': 'IntegerField',
# 'baz': 'CharField',
# })
# def test_options_method_model_resource_list_view(self):
# response = self.client.options('/model/')
# self._verify_options_response(response,
# name='Mock List',
# description='This is a mock model-based resource',
# fields={'foo': 'BooleanField',
# 'bar': 'IntegerField',
# 'baz': 'CharField',
# })
# def test_options_method_model_resource_detail_view(self):
# response = self.client.options('/model/0/')
# self._verify_options_response(response,
# name='Mock Instance',
# description='This is a mock model-based resource',
# fields={'foo': 'BooleanField',
# 'bar': 'IntegerField',
# 'baz': 'CharField',
# })
# def _verify_options_response(self, response, name, description, fields=None, status=200,
# mime_type='application/json'):
# self.assertEqual(response.status_code, status)
# self.assertEqual(response['Content-Type'].split(';')[0], mime_type)
# data = json.loads(response.content)
# self.assertTrue('application/json' in data['renders'])
# self.assertEqual(name, data['name'])
# self.assertEqual(description, data['description'])
# if fields is None:
# self.assertFalse(hasattr(data, 'fields'))
# else:
# self.assertEqual(data['fields'], fields)
# class ExtraViewsTests(TestCase):
# """Test the extra views rest_framework provides"""
# urls = 'rest_framework.tests.views'
# def test_login_view(self):
# """Ensure the login view exists"""
# response = self.client.get(reverse('rest_framework:login'))
# self.assertEqual(response.status_code, 200)
# self.assertEqual(response['Content-Type'].split(';')[0], 'text/html')
# def test_logout_view(self):
# """Ensure the logout view exists"""
# response = self.client.get(reverse('rest_framework:logout'))
# self.assertEqual(response.status_code, 200)
# self.assertEqual(response['Content-Type'].split(';')[0], 'text/html')
def test_400_parse_error_tunneled_content(self):
content = 'f00bar'
content_type = 'application/json'
form_data = {
api_settings.FORM_CONTENT_OVERRIDE: content,
api_settings.FORM_CONTENTTYPE_OVERRIDE: content_type
}
request = factory.post('/', form_data)
response = self.view(request)
expected = {
'detail': u'JSON parse error - No JSON object could be decoded'
}
self.assertEquals(response.status_code, status.HTTP_400_BAD_REQUEST)
self.assertEquals(response.data, expected)