code: def test_en_tokenizer_splits_em_dash_infix(en_tokenizer):
      tokens = en_tokenizer(
          """Will this road take me to Puddleton?\u2014No, """
          """you'll have to walk there.\u2014Ariel."""
      )
      assert tokens[6].text == "Puddleton"
      assert tokens[7].text == "?"
      assert tokens[8].text == "\u2014"
  
file_path: spacy/spacy/tests/lang/en/test_prefix_suffix_infix.py
imports: import pytest
label_desc: Use image node_id 18 for calling a global function with example usage: test_en_tokenizer_splits_em_dash_infix(en_tokenizer) without return types