# parallelize per feature
    JCukeForker::Runner.run Dir['features/**/*.feature'],
                           :max        => 4,                    # number of workers
                           :out        => "/path/to/reports",   # output path
                           :format     => :html,                # passed to `cucumber --format`,
                           :extra_args => %w[--extra arguments],# passed to cucumber,
                           :vnc        => true                  # manage a pool of VNC displays, assign one per worker.

    # parallelize per scenario, with one JUnit XML file per scenario.
    JCukeForker::Runner.run JCukeForker::Scenarios.tagged(%W[@edition ~@wip])
                           :extra_args => %W[-f JCukeForker::Formatters::JunitScenarioFormatter --out results/junit]

    # setup with vncserver and screen recording
    JCukeForker::Runner.run Dir['features/**/*.feature'],
                            :vnc       => %W[-geometry 1280x1024 -depth 24 -dpi 96],
                            :record    => {:ext => 'mp4', :codec => 'mpeg4', :frame_size => '1280x1024', :frame_rate => '5'}