From: Joel VanderWerf <joelvanderwerf@...>
Date: 2010-06-16T07:39:04+09:00
Subject: Re: Simulating keystrokes for automated user input

Ryan Mohr wrote:
> I've written a simple console app (type command. get results. repeat.)
> and I'm looking for a way to send it simulated keystrokes (hoping to
> remotely send commands through a socket connection and have them "typed"
> in the main console).  I thought the solution would be easy but I'm
> finding it much harder than anticipated.
> 
> The solution needs to generate a keystroke programmatically such that
> the console has no idea whether it was physically typed by the user or
> not.
> 
> Tried writing to a modified stdin, directly editing /dev/tty, redirected
> echos... no luck yet.

What about ruby's PTY lib?

   PTY.spawn 'your-app' do |r,w,cid| ... end