code: def test_creation() -> None:
      d = Document()
      s = bss.ServerSession("some-id", d, "ioloop")
      assert s.id == "some-id"
      assert s.document == d
      assert s.destroyed is False
      assert s.expiration_requested is False
      assert s.expiration_blocked == 0
  
file_path: bokeh/tests/unit/bokeh/server/test_session__server.py
imports: from __future__ import annotations
  import pytest
  from unittest import mock
  from bokeh.document import Document
  import bokeh.server.session
label_desc: Use image node_id 1 for calling a global function with example usage: test_creation() without return types