# File lib/kwala/actions/code_coverage.rb, line 235
  def run_test_case_with_rcov(test_file, context)
    test_file = File.expand_path(test_file)
    f_out, o_dir = out_file_dir(test_file, @ouput_dir)
    o_dir = File.expand_path(o_dir)

    if File.exists?(o_dir)
      FileUtils.rm_rf(o_dir)
    end
    FileUtils.mkdir(o_dir)

    cmd = "#{RCOV} #{exclude_cmd(context)} -o #{o_dir} #{test_file}"
    puts cmd if DEBUG
    system(cmd)
  end