Embedding tests allows tests to be placed near the code its testing.
This is a nice supplement to the traditional .t files.
It's like XUnit, Perl-style.

Test::Tutorial is just documentation. To actually get anything done you
use pod2test. Read the Test::Inline::Tutorial, really. 

Author: Michael G Schwern <schwern@pobox.com> 
WWW: http://search.cpan.org/dist/Test-Inline/