code: def test_HTML___init__() -> None:
      obj = Slider()
      val_of = bmd.ValueOf(obj, "value")
  
      html0 = bmd.HTML()
      with pytest.raises(UnsetValueError):
          html0.html
      assert html0.refs == []
  
      html1 = bmd.HTML(html=Intrinsic)
      with pytest.raises(UnsetValueError):
          html1.html
      assert html1.refs == []
  
      html2 = bmd.HTML("<b>HTML</b>")
      assert html2.html == ["<b>HTML</b>"]
      assert html2.refs == []
  
      html3 = bmd.HTML("<b>", val_of, "</b>")
      assert html3.html == ["<b>", val_of, "</b>"]
      assert html3.refs == []
  
      with pytest.raises(TypeError):
          bmd.HTML("<b>HTML</b>", html=Intrinsic)
  
      with pytest.raises(TypeError):
          bmd.HTML("<b>", val_of, "</b>", html=Intrinsic)
  
file_path: bokeh/tests/unit/bokeh/models/test_dom.py
imports: from __future__ import annotations
  import pytest
  from bokeh.core.properties import UnsetValueError
  from bokeh.core.property.singletons import Intrinsic
  from bokeh.models.widgets import Slider
  import bokeh.models.dom
label_desc: Use image node_id 1 for calling a global function with example usage: test_HTML___init__() without return types