And now I have seen it work, so I want to document it. Here's what I did:
- In VS 2013, New Project -> Web, ASP.NET Web Application
- Select WebAPI. Check "Add unit tests".
- Add the following unit test:
Loading Gist f06775e1c92131352ed5...
And here's a Git repository with the complete working solution.
(Thanks to this blog post for unblocking me.)