class Test::Unit::AutoRunner

def self.run(*args)
  new(*args).run
end

def initialize(force_standalone = false, default_dir = nil, argv = ARGV)
  @force_standalone = force_standalone
  @runner = Runner.new do |files, options|
    options[:base_directory] ||= default_dir
    files << default_dir if files.empty? and default_dir
    @to_run = files
    yield self if block_given?
    files
  end
  Runner.runner = @runner
  @options = @runner.option_parser
  if @force_standalone
    @options.banner.sub!(/\[options\]/, '\& tests...')
  end
  @argv = argv
end

def process_args(*args)
  @runner.process_args(*args)
  !@to_run.empty?
end

def run
  if @force_standalone and not process_args(@argv)
    abort @options.banner
  end
  @runner.run(@argv) || true
end