module TmpdirHelper
  TMP_DIR = '/tmp/rwiki_test'

  def tmp_dir
    TMP_DIR
  end

  def create_tmpdir!
    FileUtils.mkdir_p(tmp_dir)
    pages_dir = File.expand_path(File.join(File.dirname(__FILE__), 'fixtures', 'pages'), __FILE__)
    FileUtils.cp_r(pages_dir, tmp_dir)

    # change working directory to the wiki root
    @working_path = File.join(tmp_dir, 'pages')
    Rwiki::Models::Node.working_path = @working_path
  end

  def remove_tmpdir!
    FileUtils.rm_rf(tmp_dir)
  end
end