From ac87490b91e3405d497da360afed10842a73dfd0 Mon Sep 17 00:00:00 2001
From: Brandon Cazander <brandon.cazander@multapplied.net>
Date: Tue, 27 Jan 2015 17:10:17 -0800
Subject: [PATCH] Clone the versioning_scheme when necessary. Fixes #2477

---
 rest_framework/request.py |  2 ++
 tests/test_metadata.py    | 17 ++++++++++++++++-
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/rest_framework/request.py b/rest_framework/request.py
index ce2fcb476..bf6ff6706 100644
--- a/rest_framework/request.py
+++ b/rest_framework/request.py
@@ -109,6 +109,8 @@ def clone_request(request, method):
         ret.accepted_media_type = request.accepted_media_type
     if hasattr(request, 'version'):
         ret.version = request.version
+    if hasattr(request, 'versioning_scheme'):
+        ret.versioning_scheme = request.versioning_scheme
     return ret
 
 
diff --git a/tests/test_metadata.py b/tests/test_metadata.py
index bdc84edf1..5031c0f30 100644
--- a/tests/test_metadata.py
+++ b/tests/test_metadata.py
@@ -1,5 +1,5 @@
 from __future__ import unicode_literals
-from rest_framework import exceptions, serializers, status, views
+from rest_framework import exceptions, serializers, status, views, versioning
 from rest_framework.request import Request
 from rest_framework.renderers import BrowsableAPIRenderer
 from rest_framework.test import APIRequestFactory
@@ -183,3 +183,18 @@ class TestMetadata:
 
         view = ExampleView.as_view()
         view(request=request)
+
+    def test_bug_2477_clone_request(self):
+        class ExampleView(views.APIView):
+            renderer_classes = (BrowsableAPIRenderer,)
+
+            def post(self, request):
+                pass
+
+            def get_serializer(self):
+                assert hasattr(self.request, 'versioning_scheme')
+                return serializers.Serializer()
+
+        scheme = versioning.QueryParameterVersioning
+        view = ExampleView.as_view(versioning_class=scheme)
+        view(request=request)