# File test/test_document.rb, line 841
    def test_GET_mask_not_found
      @folder.mount(@document, '/', /\.cgi/)
      @request.method = 'GET'
      @request.path = '/foo.html'
      @request.version = 'HTTP/1.1'
      done = false
      begin
        @folder.publish('', @request, @response, @logger)
      rescue Rucy::HTTPError
        assert_equal(404, $!.status) # Not Found
        assert(0, @publish_call)
        assert_match(@log_debug, /not mounted/)
        done = true
      end
      assert(done)
    end