code: def test_get_all_returns_empty_array_for_embed_key(self):
      self.query_params._query_params = (
          self.query_params_dict_with_embed_key
      )
      assert self.query_params.get_all("embed") == []
  
imports: import pytest
  from streamlit.errors import StreamlitAPIException
  from streamlit.runtime.state.query_params import QueryParams
  from tests.delta_generator_test_case import DeltaGeneratorTestCase
label_desc: Use image node_id 29 for calling the QueryParamsMethodTests obj's underlying member method code with example usage: obj.test_get_all_returns_empty_array_for_embed_key() without return types