Devel::Cover
reports on how much of your program was run by a test or a series of tests:
$ perl -MDevel::Cover module.t $ perl -MDevel::Cover *.t
prerequisites: perl 5.6.1
perl 5.6.1
Pod::Coverage Checks if the documentation of a module is comprehensive
Pod::Coverage
there should be a pod item or head for every sub in your code. Test it with:
$ perl -MPod::Coverage=My::Module -e1
prerequisites: perl 5.6.1, Devel::Symdump
Devel::Symdump