require 'cucumber/rake/task' #I have to add this

namespace :redmine do
  namespace :backlogs_plugin do 

    desc "Generate RCov report for Redmine Backlogs"
    task :rcov => ["rcov:all"]

    namespace :rcov do
      Cucumber::Rake::Task.new(:cucumber) do |t|    
        t.rcov = true
        t.rcov_opts = %w{ --rails --text-report --include-file vendor\/plugins\/redmine_backlogs --exclude config\/,features\/.+\/,^app\/,^lib\/,osx\/objc,gems\/ }
        t.rcov_opts << %[-o "coverage"]
      end
      
      task :all do |t|
        rm "coverage.data" if File.exist?("coverage.data")
        Rake::Task["redmine:backlogs_plugin:rcov:cucumber"].invoke
      end
    end
  end
end