code: def test_mulyipolyline():
      m = Map()
  
      locations = [
          [[45.51, -122.68], [37.77, -122.43], [34.04, -118.2]],
          [[40.78, -73.91], [41.83, -87.62], [32.76, -96.72]],
      ]
  
      multipolyline = PolyLine(
          locations=locations, popup="MultiPolyLine"
      )
      multipolyline.add_to(m)
  
      expected_options = {
          "smoothFactor": 1.0,
          "noClip": False,
          "bubblingMouseEvents": True,
          "color": "#3388ff",
          "dashArray": None,
          "dashOffset": None,
          "fill": False,
          "fillColor": "#3388ff",
          "fillOpacity": 0.2,
          "fillRule": "evenodd",
          "lineCap": "round",
          "lineJoin": "round",
          "opacity": 1.0,
          "stroke": True,
          "weight": 3,
      }
  
      m._repr_html_()
      expected_rendered = f"""
      var {multipolyline.get_name()} = L.polyline(
      {locations},
      {{
      "bubblingMouseEvents": true,
      "color": "#3388ff",
      "dashArray": null,
      "dashOffset": null,
      "fill": false,
      "fillColor": "#3388ff",
      "fillOpacity": 0.2,
      "fillRule": "evenodd",
      "lineCap": "round",
      "lineJoin": "round",
      "noClip": false,
      "opacity": 1.0,
      "smoothFactor": 1.0,
      "stroke": true,
      "weight": 3
      }}
      )
      .addTo({m.get_name()});
      """
  
      rendered = multipolyline._template.module.script(multipolyline)
      assert normalize(rendered) == normalize(expected_rendered)
      assert multipolyline.get_bounds() == get_bounds(locations)
      assert (
          json.dumps(multipolyline.to_dict()) == multipolyline.to_json()
      )
      assert multipolyline.options == expected_options
  
file_path: folium/tests/test_vector_layers.py
imports: import json
  from folium import Map
  from folium.utilities import get_bounds, normalize
  from folium.vector_layers import Circle, CircleMarker, Polygon, PolyLine, Rectangle, path_options
label_desc: Use image node_id 6 for calling a global function with example usage: test_mulyipolyline() without return types