Switch is a project mainly written in Perl, it's free.
Rewriting timeto using TDD
App-Switch
INSTALLATION
To install this module, run the following commands:
perl Makefile.PL
make
make test
make install
SUPPORT AND DOCUMENTATION
After installing, you can find documentation for this module with the perldoc command.
perldoc App::Switch
LICENSE AND COPYRIGHT
Copyright (C) 2010 Mike Larsson
This program is free software; you can redistribute it and/or modify it under the terms of either: the GNU General Public License as published by the Free Software Foundation; or the Artistic License.
See http://dev.perl.org/licenses/ for more information.