code: def test_resources_default_is_implicit(self) -> None:
      r = bes.server_document(
          url="http://localhost:8081/foo/bar/sliders",
          resources="default",
      )
      assert "resources=" not in r
  
imports: from __future__ import annotations
  import pytest
  import bs4
  import bokeh.embed.server
label_desc: Use image node_id 2 for calling the TestServerDocument obj's underlying member method code with example usage: obj.test_resources_default_is_implicit() without return types