# File lib/parallel_tests.rb, line 28
  def self.tests_in_groups(root, num_groups, options={})
    tests = find_tests(root, options)
    if options[:no_sort] == true
      Grouper.in_groups(tests, num_groups)
    else
      tests = with_runtime_info(tests)
      Grouper.in_even_groups_by_size(tests, num_groups, options)
    end
  end