1215

======== BEGIN INBOUND STREAM ========
PATCH /articles/123/ HTTP/1.1
Host: example.com
User-Agent: demo
Content-Type: text/x-diff
Content-Length: 44

1c1
< Hello world!
---
> Goodbye world!
======== BEGIN OUTBOUND STREAM ========
HTTP/1.1 415 Unsupported Media Type
Date: Thu, 31 Dec 2015 18:26:56 GMT
Content-Location: http://example.com/articles/123/
Content-Type: text/plain
Content-Length: 35

text/x-diff? We don't speak that.
