class Aruba::Runtime

def fixtures_directory
  @fixtures_directory ||= begin
    candidates = config.fixtures_directories.map { |dir| File.join(root_directory, dir) }
    directory = candidates.find { |d| Aruba.platform.directory? d }
    unless directory
      canditates_display = candidates.map { |d| format('"%s"', d) }.join(", ")
      raise "No existing fixtures directory found in #{canditates_display}."
    end
    directory
  end
  unless Aruba.platform.directory?(@fixtures_directory)
    raise %(Fixtures directory "#{@fixtures_directory}" is not a directory)
  end
  ArubaPath.new(@fixtures_directory)
end

def initialize(opts = {})
  @event_bus       = EventBus.new(EventBus::NameResolver.new(Aruba::Events))
  @announcer       = opts.fetch(:announcer, Aruba.platform.announcer.new)
  @config          = opts.fetch(:config,
                                ConfigWrapper.new(Aruba.config.make_copy, @event_bus))
  @environment     = opts.fetch(:environment, Aruba.platform.environment_variables.new)
  @current_directory = ArubaPath.new(@config.working_directory)
  @root_directory    = ArubaPath.new(@config.root_directory)
  @environment.update(@config.command_runtime_environment)
  @command_monitor = opts.fetch(:command_monitor,
                                Aruba.platform.command_monitor.new(announcer: @announcer))
  @logger = opts.fetch(:logger, Aruba.platform.logger.new)
  @logger.mode = @config.log_level
  @setup_done = false
end

def setup_already_done?
  @setup_done == true
end

def setup_done
  @setup_done = true
end