mirror of
https://github.com/encode/django-rest-framework.git
synced 2024-11-14 13:46:59 +03:00
279 lines
10 KiB
Python
279 lines
10 KiB
Python
"""
|
|
Tests for content parsing, and form-overloaded content parsing.
|
|
"""
|
|
from __future__ import unicode_literals
|
|
from django.conf.urls import patterns
|
|
from django.contrib.auth.models import User
|
|
from django.contrib.auth import authenticate, login, logout
|
|
from django.contrib.sessions.middleware import SessionMiddleware
|
|
from django.core.handlers.wsgi import WSGIRequest
|
|
from django.test import TestCase
|
|
from django.utils import six
|
|
from rest_framework import status
|
|
from rest_framework.authentication import SessionAuthentication
|
|
from rest_framework.parsers import (
|
|
BaseParser,
|
|
FormParser,
|
|
MultiPartParser,
|
|
JSONParser
|
|
)
|
|
from rest_framework.request import Request, Empty
|
|
from rest_framework.response import Response
|
|
from rest_framework.settings import api_settings
|
|
from rest_framework.test import APIRequestFactory, APIClient
|
|
from rest_framework.views import APIView
|
|
from io import BytesIO
|
|
import json
|
|
|
|
|
|
factory = APIRequestFactory()
|
|
|
|
|
|
class PlainTextParser(BaseParser):
|
|
media_type = 'text/plain'
|
|
|
|
def parse(self, stream, media_type=None, parser_context=None):
|
|
"""
|
|
Returns a 2-tuple of `(data, files)`.
|
|
|
|
`data` will simply be a string representing the body of the request.
|
|
`files` will always be `None`.
|
|
"""
|
|
return stream.read()
|
|
|
|
|
|
class TestMethodOverloading(TestCase):
|
|
def test_method(self):
|
|
"""
|
|
Request methods should be same as underlying request.
|
|
"""
|
|
request = Request(factory.get('/'))
|
|
self.assertEqual(request.method, 'GET')
|
|
request = Request(factory.post('/'))
|
|
self.assertEqual(request.method, 'POST')
|
|
|
|
def test_overloaded_method(self):
|
|
"""
|
|
POST requests can be overloaded to another method by setting a
|
|
reserved form field
|
|
"""
|
|
request = Request(factory.post('/', {api_settings.FORM_METHOD_OVERRIDE: 'DELETE'}))
|
|
self.assertEqual(request.method, 'DELETE')
|
|
|
|
def test_x_http_method_override_header(self):
|
|
"""
|
|
POST requests can also be overloaded to another method by setting
|
|
the X-HTTP-Method-Override header.
|
|
"""
|
|
request = Request(factory.post('/', {'foo': 'bar'}, HTTP_X_HTTP_METHOD_OVERRIDE='DELETE'))
|
|
self.assertEqual(request.method, 'DELETE')
|
|
|
|
request = Request(factory.get('/', {'foo': 'bar'}, HTTP_X_HTTP_METHOD_OVERRIDE='DELETE'))
|
|
self.assertEqual(request.method, 'DELETE')
|
|
|
|
|
|
class TestContentParsing(TestCase):
|
|
def test_standard_behaviour_determines_no_content_GET(self):
|
|
"""
|
|
Ensure request.DATA returns empty QueryDict for GET request.
|
|
"""
|
|
request = Request(factory.get('/'))
|
|
self.assertEqual(request.DATA, {})
|
|
|
|
def test_standard_behaviour_determines_no_content_HEAD(self):
|
|
"""
|
|
Ensure request.DATA returns empty QueryDict for HEAD request.
|
|
"""
|
|
request = Request(factory.head('/'))
|
|
self.assertEqual(request.DATA, {})
|
|
|
|
def test_request_DATA_with_form_content(self):
|
|
"""
|
|
Ensure request.DATA returns content for POST request with form content.
|
|
"""
|
|
data = {'qwerty': 'uiop'}
|
|
request = Request(factory.post('/', data))
|
|
request.parsers = (FormParser(), MultiPartParser())
|
|
self.assertEqual(list(request.DATA.items()), list(data.items()))
|
|
|
|
def test_request_DATA_with_text_content(self):
|
|
"""
|
|
Ensure request.DATA returns content for POST request with
|
|
non-form content.
|
|
"""
|
|
content = six.b('qwerty')
|
|
content_type = 'text/plain'
|
|
request = Request(factory.post('/', content, content_type=content_type))
|
|
request.parsers = (PlainTextParser(),)
|
|
self.assertEqual(request.DATA, content)
|
|
|
|
def test_request_POST_with_form_content(self):
|
|
"""
|
|
Ensure request.POST returns content for POST request with form content.
|
|
"""
|
|
data = {'qwerty': 'uiop'}
|
|
request = Request(factory.post('/', data))
|
|
request.parsers = (FormParser(), MultiPartParser())
|
|
self.assertEqual(list(request.POST.items()), list(data.items()))
|
|
|
|
def test_standard_behaviour_determines_form_content_PUT(self):
|
|
"""
|
|
Ensure request.DATA returns content for PUT request with form content.
|
|
"""
|
|
data = {'qwerty': 'uiop'}
|
|
request = Request(factory.put('/', data))
|
|
request.parsers = (FormParser(), MultiPartParser())
|
|
self.assertEqual(list(request.DATA.items()), list(data.items()))
|
|
|
|
def test_standard_behaviour_determines_non_form_content_PUT(self):
|
|
"""
|
|
Ensure request.DATA returns content for PUT request with
|
|
non-form content.
|
|
"""
|
|
content = six.b('qwerty')
|
|
content_type = 'text/plain'
|
|
request = Request(factory.put('/', content, content_type=content_type))
|
|
request.parsers = (PlainTextParser(), )
|
|
self.assertEqual(request.DATA, content)
|
|
|
|
def test_overloaded_behaviour_allows_content_tunnelling(self):
|
|
"""
|
|
Ensure request.DATA returns content for overloaded POST request.
|
|
"""
|
|
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('/', form_data))
|
|
request.parsers = (JSONParser(), )
|
|
self.assertEqual(request.DATA, json_data)
|
|
|
|
def test_form_POST_unicode(self):
|
|
"""
|
|
JSON POST via default web interface with unicode data
|
|
"""
|
|
# Note: environ and other variables here have simplified content compared to real Request
|
|
CONTENT = b'_content_type=application%2Fjson&_content=%7B%22request%22%3A+4%2C+%22firm%22%3A+1%2C+%22text%22%3A+%22%D0%9F%D1%80%D0%B8%D0%B2%D0%B5%D1%82%21%22%7D'
|
|
environ = {
|
|
'REQUEST_METHOD': 'POST',
|
|
'CONTENT_TYPE': 'application/x-www-form-urlencoded',
|
|
'CONTENT_LENGTH': len(CONTENT),
|
|
'wsgi.input': BytesIO(CONTENT),
|
|
}
|
|
wsgi_request = WSGIRequest(environ=environ)
|
|
wsgi_request._load_post_and_files()
|
|
parsers = (JSONParser(), FormParser(), MultiPartParser())
|
|
parser_context = {
|
|
'encoding': 'utf-8',
|
|
'kwargs': {},
|
|
'args': (),
|
|
}
|
|
request = Request(wsgi_request, parsers=parsers, parser_context=parser_context)
|
|
method = request.method
|
|
self.assertEqual(method, 'POST')
|
|
self.assertEqual(request._content_type, 'application/json')
|
|
self.assertEqual(request._stream.getvalue(), b'{"request": 4, "firm": 1, "text": "\xd0\x9f\xd1\x80\xd0\xb8\xd0\xb2\xd0\xb5\xd1\x82!"}')
|
|
self.assertEqual(request._data, Empty)
|
|
self.assertEqual(request._files, Empty)
|
|
|
|
|
|
class MockView(APIView):
|
|
authentication_classes = (SessionAuthentication,)
|
|
|
|
def post(self, request):
|
|
if request.POST.get('example') is not None:
|
|
return Response(status=status.HTTP_200_OK)
|
|
|
|
return Response(status=status.HTTP_500_INTERNAL_SERVER_ERROR)
|
|
|
|
urlpatterns = patterns(
|
|
'',
|
|
(r'^$', MockView.as_view()),
|
|
)
|
|
|
|
|
|
class TestContentParsingWithAuthentication(TestCase):
|
|
urls = 'tests.test_request'
|
|
|
|
def setUp(self):
|
|
self.csrf_client = APIClient(enforce_csrf_checks=True)
|
|
self.username = 'john'
|
|
self.email = 'lennon@thebeatles.com'
|
|
self.password = 'password'
|
|
self.user = User.objects.create_user(self.username, self.email, self.password)
|
|
|
|
def test_user_logged_in_authentication_has_POST_when_not_logged_in(self):
|
|
"""
|
|
Ensures request.POST exists after SessionAuthentication when user
|
|
doesn't log in.
|
|
"""
|
|
content = {'example': 'example'}
|
|
|
|
response = self.client.post('/', content)
|
|
self.assertEqual(status.HTTP_200_OK, response.status_code)
|
|
|
|
response = self.csrf_client.post('/', content)
|
|
self.assertEqual(status.HTTP_200_OK, response.status_code)
|
|
|
|
|
|
class TestUserSetter(TestCase):
|
|
|
|
def setUp(self):
|
|
# Pass request object through session middleware so session is
|
|
# available to login and logout functions
|
|
self.wrapped_request = factory.get('/')
|
|
self.request = Request(self.wrapped_request)
|
|
SessionMiddleware().process_request(self.request)
|
|
|
|
User.objects.create_user('ringo', 'starr@thebeatles.com', 'yellow')
|
|
self.user = authenticate(username='ringo', password='yellow')
|
|
|
|
def test_user_can_be_set(self):
|
|
self.request.user = self.user
|
|
self.assertEqual(self.request.user, self.user)
|
|
|
|
def test_user_can_login(self):
|
|
login(self.request, self.user)
|
|
self.assertEqual(self.request.user, self.user)
|
|
|
|
def test_user_can_logout(self):
|
|
self.request.user = self.user
|
|
self.assertFalse(self.request.user.is_anonymous())
|
|
logout(self.request)
|
|
self.assertTrue(self.request.user.is_anonymous())
|
|
|
|
def test_logged_in_user_is_set_on_wrapped_request(self):
|
|
login(self.request, self.user)
|
|
self.assertEqual(self.wrapped_request.user, self.user)
|
|
|
|
def test_calling_user_fails_when_attribute_error_is_raised(self):
|
|
"""
|
|
This proves that when an AttributeError is raised inside of the request.user
|
|
property, that we can handle this and report the true, underlying error.
|
|
"""
|
|
class AuthRaisesAttributeError(object):
|
|
def authenticate(self, request):
|
|
import rest_framework
|
|
rest_framework.MISSPELLED_NAME_THAT_DOESNT_EXIST
|
|
|
|
self.request = Request(factory.get('/'), authenticators=(AuthRaisesAttributeError(),))
|
|
SessionMiddleware().process_request(self.request)
|
|
|
|
login(self.request, self.user)
|
|
try:
|
|
self.request.user
|
|
except AttributeError as error:
|
|
self.assertEqual(str(error), "'module' object has no attribute 'MISSPELLED_NAME_THAT_DOESNT_EXIST'")
|
|
else:
|
|
assert False, 'AttributeError not raised'
|
|
|
|
|
|
class TestAuthSetter(TestCase):
|
|
def test_auth_can_be_set(self):
|
|
request = Request(factory.get('/'))
|
|
request.auth = 'DUMMY'
|
|
self.assertEqual(request.auth, 'DUMMY')
|