package variables , changing for tests page_links_ok() function, Test::WWW::Mechanize module Perl compilation environment for, setting up history of automated testing for version requirements for PERL5LIB variable, using PREFIX with PHP code, testing Plain Old Documentation (POD) format 2nd plan() function Apache::Test module Test::More module POD (Plain Old Documentation) format POD files testing coverage of testing syntax of PodMaster, list of ppm repositories POST() function, Apache::TestRequest module ppm utility, installing test modules using programs external, testing interactive, testing testing prompt() function ExtUtils::MakeMaker module Module::Build module 2nd prove program diagnostic output output from failed tests running wrong number of tests PUT() function, Apache::TestRequest module