This Perl package is intended to facilitate the testing of GUI applications by
means of user emulation. It can be used to test/interact with GUI applications;
which have been built upon the X library or toolkits (i.e., GTK+, Xt, Qt,
Motif, etc.) that "wrap" the X library's functionality.

WWW: http://search.cpan.org/dist/X11-GUITest/