class Autotest

def initialize options
  # these two are set directly because they're wrapped with
  # add/remove/clear accessor methods
  @exception_list = []
  @child = nil
  self.options           = options
  self.extra_class_map   = {}
  self.extra_files       = []
  self.failures          = Hash.new { |h,k| h[k] = Hash.new { |h2,k2| h2[k2] = [] } }
  self.files_to_test     = new_hash_of_arrays
  reset_find_order
  self.libs              = %w[. lib test].join(File::PATH_SEPARATOR)
  self.output            = $stderr
  self.prefix            = nil
  self.sleep             = 1
  self.test_mappings     = []
  self.test_prefix       = "gem 'minitest'"
  self.testlib           = "minitest/autorun" # TODO: rename
  self.find_directories  = ['.']
  # file in /lib -> run test in /test
  self.add_mapping(/^lib\/.*\.rb$/) do |filename, _|
    possible = File.basename(filename).gsub '_', '_?'
    files_matching %r%^test/.*#{possible}$%
  end
  # file in /test -> run it (ruby & rails styles)
  self.add_mapping(/^test.*\/(test_.*|.*_test)\.rb$/) do |filename, _|
    filename
  end
  default_configs = [File.expand_path('~/.autotest'), './.autotest']
  configs = options[:rc] || default_configs
  configs.each do |f|
    load f if File.exist? f
  end
end