There's not much else to say. The map is only 1 test chamber, and I made a custom GLaDOS speech to go with it. I have provided 1 screenshot and two download links.
Enjoy, and please leave a review here after you've played it.
Link: http://forums.thinking.withportals.com/dload.php?action=file&file_id=8
File moved to Download Database.

Smart one indeed.
, really getting the portal feel going.