class ParallelTests::Test::Runner

def sum_up_results(results)
  results = results.join(' ').gsub(/s\b/,'') # combine and singularize results
  counts = results.scan(/(\d+) (\w+)/)
  counts.inject(Hash.new(0)) do |sum, (number, word)|
    sum[word] += number.to_i
    sum
  end
end