django-rest-framework/tests/test_negotiation.py
2017-01-16 18:17:51 +00:00

81 lines
3.0 KiB
Python

from __future__ import unicode_literals
from django.test import TestCase
from rest_framework.negotiation import DefaultContentNegotiation
from rest_framework.renderers import BaseRenderer
from rest_framework.request import Request
from rest_framework.test import APIRequestFactory
from rest_framework.utils.mediatypes import _MediaType
factory = APIRequestFactory()
class MockOpenAPIRenderer(BaseRenderer):
media_type = 'application/openapi+json;version=2.0'
format = 'swagger'
class MockJSONRenderer(BaseRenderer):
media_type = 'application/json'
class MockHTMLRenderer(BaseRenderer):
media_type = 'text/html'
class NoCharsetSpecifiedRenderer(BaseRenderer):
media_type = 'my/media'
class TestAcceptedMediaType(TestCase):
def setUp(self):
self.renderers = [MockJSONRenderer(), MockHTMLRenderer(), MockOpenAPIRenderer()]
self.negotiator = DefaultContentNegotiation()
def select_renderer(self, request):
return self.negotiator.select_renderer(request, self.renderers)
def test_client_without_accept_use_renderer(self):
request = Request(factory.get('/'))
accepted_renderer, accepted_media_type = self.select_renderer(request)
assert accepted_media_type == 'application/json'
def test_client_underspecifies_accept_use_renderer(self):
request = Request(factory.get('/', HTTP_ACCEPT='*/*'))
accepted_renderer, accepted_media_type = self.select_renderer(request)
assert accepted_media_type == 'application/json'
def test_client_overspecifies_accept_use_client(self):
request = Request(factory.get('/', HTTP_ACCEPT='application/json; indent=8'))
accepted_renderer, accepted_media_type = self.select_renderer(request)
assert accepted_media_type == 'application/json; indent=8'
def test_client_specifies_parameter(self):
request = Request(factory.get('/', HTTP_ACCEPT='application/openapi+json;version=2.0'))
accepted_renderer, accepted_media_type = self.select_renderer(request)
assert accepted_media_type == 'application/openapi+json;version=2.0'
assert accepted_renderer.format == 'swagger'
def test_match_is_false_if_main_types_not_match(self):
mediatype = _MediaType('test_1')
anoter_mediatype = _MediaType('test_2')
assert mediatype.match(anoter_mediatype) is False
def test_mediatype_match_is_false_if_keys_not_match(self):
mediatype = _MediaType(';test_param=foo')
another_mediatype = _MediaType(';test_param=bar')
assert mediatype.match(another_mediatype) is False
def test_mediatype_precedence_with_wildcard_subtype(self):
mediatype = _MediaType('test/*')
assert mediatype.precedence == 1
def test_mediatype_string_representation(self):
mediatype = _MediaType('test/*; foo=bar')
params_str = ''
for key, val in mediatype.params.items():
params_str += '; %s=%s' % (key, val)
expected = 'test/*' + params_str
assert str(mediatype) == expected