code: def test_minimap():
      m = folium.Map(location=(30, 20), zoom_start=4)
  
      minimap = plugins.MiniMap()
      m.add_child(minimap)
  
      out = normalize(m._parent.render())
  
      # Verify that a new minimap is getting created.
      assert "new L.Control.MiniMap" in out
  
      m = folium.Map(tiles=None, location=(30, 20), zoom_start=4)
      minimap = plugins.MiniMap()
      minimap.add_to(m)
  
      out = normalize(m._parent.render())
      # verify that tiles are being used
      assert r"https://tile.openstreetmap.org" in out
  
label_desc: Use image node_id 1 for calling a global function with example usage: test_minimap() without return types