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from .utils import UsingURLPatterns
from django.conf.urls import include, url
from rest_framework import serializers
from rest_framework import status, versioning
from rest_framework.decorators import APIView
from rest_framework.response import Response
from rest_framework.reverse import reverse
from rest_framework.test import APIRequestFactory, APITestCase
from rest_framework.versioning import NamespaceVersioning
import pytest
class RequestVersionView(APIView):
def get(self, request, *args, **kwargs):
return Response({'version': request.version})
class ReverseView(APIView):
def get(self, request, *args, **kwargs):
return Response({'url': reverse('another', request=request)})
class RequestInvalidVersionView(APIView):
def determine_version(self, request, *args, **kwargs):
scheme = self.versioning_class()
scheme.allowed_versions = ('v1', 'v2')
return (scheme.determine_version(request, *args, **kwargs), scheme)
def get(self, request, *args, **kwargs):
return Response({'version': request.version})
factory = APIRequestFactory()
def dummy_view(request):
pass
def dummy_pk_view(request, pk):
pass
class TestRequestVersion:
def test_unversioned(self):
view = RequestVersionView.as_view()
request = factory.get('/endpoint/')
response = view(request)
assert response.data == {'version': None}
def test_query_param_versioning(self):
scheme = versioning.QueryParameterVersioning
view = RequestVersionView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/?version=1.2.3')
response = view(request)
assert response.data == {'version': '1.2.3'}
request = factory.get('/endpoint/')
response = view(request)
assert response.data == {'version': None}
def test_host_name_versioning(self):
scheme = versioning.HostNameVersioning
view = RequestVersionView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/', HTTP_HOST='v1.example.org')
response = view(request)
assert response.data == {'version': 'v1'}
request = factory.get('/endpoint/')
response = view(request)
assert response.data == {'version': None}
def test_accept_header_versioning(self):
scheme = versioning.AcceptHeaderVersioning
view = RequestVersionView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/', HTTP_ACCEPT='application/json; version=1.2.3')
response = view(request)
assert response.data == {'version': '1.2.3'}
request = factory.get('/endpoint/', HTTP_ACCEPT='application/json')
response = view(request)
assert response.data == {'version': None}
def test_url_path_versioning(self):
scheme = versioning.URLPathVersioning
view = RequestVersionView.as_view(versioning_class=scheme)
request = factory.get('/1.2.3/endpoint/')
response = view(request, version='1.2.3')
assert response.data == {'version': '1.2.3'}
request = factory.get('/endpoint/')
response = view(request)
assert response.data == {'version': None}
def test_namespace_versioning(self):
class FakeResolverMatch:
namespace = 'v1'
scheme = versioning.NamespaceVersioning
view = RequestVersionView.as_view(versioning_class=scheme)
request = factory.get('/v1/endpoint/')
request.resolver_match = FakeResolverMatch
response = view(request, version='v1')
assert response.data == {'version': 'v1'}
request = factory.get('/endpoint/')
response = view(request)
assert response.data == {'version': None}
class TestURLReversing(UsingURLPatterns, APITestCase):
included = [
url(r'^namespaced/$', dummy_view, name='another'),
url(r'^example/(?P<pk>\d+)/$', dummy_pk_view, name='example-detail')
]
urlpatterns = [
url(r'^v1/', include(included, namespace='v1')),
url(r'^another/$', dummy_view, name='another'),
url(r'^(?P<version>[^/]+)/another/$', dummy_view, name='another'),
]
def test_reverse_unversioned(self):
view = ReverseView.as_view()
request = factory.get('/endpoint/')
response = view(request)
assert response.data == {'url': 'http://testserver/another/'}
def test_reverse_query_param_versioning(self):
scheme = versioning.QueryParameterVersioning
view = ReverseView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/?version=v1')
response = view(request)
assert response.data == {'url': 'http://testserver/another/?version=v1'}
request = factory.get('/endpoint/')
response = view(request)
assert response.data == {'url': 'http://testserver/another/'}
def test_reverse_host_name_versioning(self):
scheme = versioning.HostNameVersioning
view = ReverseView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/', HTTP_HOST='v1.example.org')
response = view(request)
assert response.data == {'url': 'http://v1.example.org/another/'}
request = factory.get('/endpoint/')
response = view(request)
assert response.data == {'url': 'http://testserver/another/'}
def test_reverse_url_path_versioning(self):
scheme = versioning.URLPathVersioning
view = ReverseView.as_view(versioning_class=scheme)
request = factory.get('/v1/endpoint/')
response = view(request, version='v1')
assert response.data == {'url': 'http://testserver/v1/another/'}
request = factory.get('/endpoint/')
response = view(request)
assert response.data == {'url': 'http://testserver/another/'}
def test_reverse_namespace_versioning(self):
class FakeResolverMatch:
namespace = 'v1'
scheme = versioning.NamespaceVersioning
view = ReverseView.as_view(versioning_class=scheme)
request = factory.get('/v1/endpoint/')
request.resolver_match = FakeResolverMatch
response = view(request, version='v1')
assert response.data == {'url': 'http://testserver/v1/namespaced/'}
request = factory.get('/endpoint/')
response = view(request)
assert response.data == {'url': 'http://testserver/another/'}
class TestInvalidVersion:
def test_invalid_query_param_versioning(self):
scheme = versioning.QueryParameterVersioning
view = RequestInvalidVersionView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/?version=v3')
response = view(request)
assert response.status_code == status.HTTP_404_NOT_FOUND
def test_invalid_host_name_versioning(self):
scheme = versioning.HostNameVersioning
view = RequestInvalidVersionView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/', HTTP_HOST='v3.example.org')
response = view(request)
assert response.status_code == status.HTTP_404_NOT_FOUND
def test_invalid_accept_header_versioning(self):
scheme = versioning.AcceptHeaderVersioning
view = RequestInvalidVersionView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/', HTTP_ACCEPT='application/json; version=v3')
response = view(request)
assert response.status_code == status.HTTP_406_NOT_ACCEPTABLE
def test_invalid_url_path_versioning(self):
scheme = versioning.URLPathVersioning
view = RequestInvalidVersionView.as_view(versioning_class=scheme)
request = factory.get('/v3/endpoint/')
response = view(request, version='v3')
assert response.status_code == status.HTTP_404_NOT_FOUND
def test_invalid_namespace_versioning(self):
class FakeResolverMatch:
namespace = 'v3'
scheme = versioning.NamespaceVersioning
view = RequestInvalidVersionView.as_view(versioning_class=scheme)
request = factory.get('/v3/endpoint/')
request.resolver_match = FakeResolverMatch
response = view(request, version='v3')
assert response.status_code == status.HTTP_404_NOT_FOUND
class TestHyperlinkedRelatedField(UsingURLPatterns, APITestCase):
included = [
url(r'^namespaced/(?P<pk>\d+)/$', dummy_view, name='namespaced'),
]
urlpatterns = [
url(r'^v1/', include(included, namespace='v1')),
url(r'^v2/', include(included, namespace='v2'))
]
def setUp(self):
super(TestHyperlinkedRelatedField, self).setUp()
class MockQueryset(object):
def get(self, pk):
return 'object %s' % pk
self.field = serializers.HyperlinkedRelatedField(
view_name='namespaced',
queryset=MockQueryset()
)
request = factory.get('/')
request.versioning_scheme = NamespaceVersioning()
request.version = 'v1'
self.field._context = {'request': request}
def test_bug_2489(self):
assert self.field.to_internal_value('/v1/namespaced/3/') == 'object 3'
with pytest.raises(serializers.ValidationError):
self.field.to_internal_value('/v2/namespaced/3/')
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