code: def test_dddo003_value_no_options(dash_dcc):
      app = Dash(__name__)
  
      app.layout = html.Div(
          [
              dcc.Dropdown(value="foobar", id="dropdown"),
          ]
      )
  
      dash_dcc.start_server(app)
      assert dash_dcc.get_logs() == []
      dash_dcc.wait_for_element("#dropdown")
  
imports: import time
  from selenium.webdriver.common.keys import Keys
  from dash import Dash, Input, Output, dcc, html
  from dash.exceptions import PreventUpdate
label_desc: Use image node_id 3 for calling a global function with example usage: test_dddo003_value_no_options(dash_dcc) without return types