# File lib/test/unit/ui/gtk/testrunner.rb, line 25
          def initialize(suite, output_level = NORMAL)
            if (suite.respond_to?(:suite))
              @suite = suite.suite
            else
              @suite = suite
            end
            @result = nil

            @runner = Thread.current
            @restart_signal = Class.new(Exception)
            @viewer = Thread.start do
              @runner.join rescue @runner.run
              Gtk.main
            end
            @viewer.join rescue nil # wait deadlock to handshake
          end