'Check the the post-processor does nothing for content-types not in _HTML_TYPES.'

def test_process_response_non_html(self):

    req = self._get_GET_no_csrf_cookie_request()
    CsrfMiddleware().process_view(req, post_form_view, (), {})
    resp = post_form_response_non_html()
    resp_content = resp.content
    resp2 = CsrfMiddleware().process_response(req, resp)
    self.assertEquals(resp_content, resp2.content)
