# File lib/test/unit/collector/dir.rb, line 54
        def recursive_collect(name, already_gathered)
          sub_suites = []
          path = realdir(name)
          if @file.directory?(path)
            dir_name = name unless name == '.'
            @dir.entries(path).each do |e|
              next if(e == '.' || e == '..')
              e_name = dir_name ? @file.join(dir_name, e) : e
              if @file.directory?(realdir(e_name))
                next if /\A(?:CVS|\.svn|\.git)\z/ =~ e
                sub_suite = recursive_collect(e_name, already_gathered)
                sub_suites << sub_suite unless(sub_suite.empty?)
              else
                next if /~\z/ =~ e_name or /\A\.\#/ =~ e
                if @pattern and !@pattern.empty?
                  next unless @pattern.any? {|pat| pat =~ e_name}
                end
                if @exclude and !@exclude.empty?
                  next if @exclude.any? {|pat| pat =~ e_name}
                end
                collect_file(e_name, sub_suites, already_gathered)
              end
            end
          else
            collect_file(name, sub_suites, already_gathered)
          end
          suite = TestSuite.new(@file.basename(name))
          sort(sub_suites).each{|s| suite << s}
          suite
        end