rails_rcov provides easy-to-use Rake tasks to determine the code coverage of your unit, functional, and integration tests using Mauricio Fernandez’s rcov tool. Installation First, install rcov from Mauricio’s web site [http://eigenclass.org/hiki.rb?rcov]. Make sure it’s on your system path, so that typing rcov on the command line actually runs it. THIS PLUGIN DOESN’T DO ANYTHING BESIDES GENERATE E