code: def test_display_javascript_v1():
      js_content = "console.log('hello world')"
      obj = Javascript(js_content, lib="test lib", css="test css")
      assert_equal(obj.data, js_content)
  
      obj_1 = Javascript(
          data=js_content,
          lib=["lib1", "lib2"],
          css=["css1", "css2"],
      )
      assert_equal(obj_1.data, js_content)
      assert_in(js_content, obj_1._repr_javascript_())
  
imports: from nose.tools import assert_equal, assert_in
  from pyecharts.render.display import HTML, Javascript
label_desc: Use image node_id 3 for calling a global function with example usage: test_display_javascript_v1() without return types