Subclass Django's RequestFactory to provide PATCH support

rest_framework/tests/utils.py

+from django.test.client import RequestFactory, FakePayload
+from django.test.client import MULTIPART_CONTENT
+from urlparse import urlparse
+
+
+class DRFRequestFactory(RequestFactory):
+
+    def __init__(self, **defaults):
+        super(DRFRequestFactory, self).__init__(**defaults)
+
+    def patch(self, path, data={}, content_type=MULTIPART_CONTENT,
+            **extra):
+        "Construct a PATCH request."
+
+        patch_data = self._encode_data(data, content_type)
+
+        parsed = urlparse(path)
+        r = {
+            'CONTENT_LENGTH': len(patch_data),
+            'CONTENT_TYPE':   content_type,
+            'PATH_INFO':      self._get_path(parsed),
+            'QUERY_STRING':   parsed[4],
+            'REQUEST_METHOD': 'PATCH',
+            'wsgi.input':     FakePayload(patch_data),
+        }
+        r.update(extra)
+        return self.request(**r)