code: def test_call_works(self) -> None:
      # fmt: off
          s = "23\t9\t12\t\tabc\t34\t~~\t\t90\t 1 \t "
  
          splitter = StrSplitter()
  
          assert splitter(s) == ["23", "9", "12", "", "abc", "34", "~~", "", "90", " 1 ", " "]
  
file_path: fairseq2/tests/unit/data/text/test_str_splitter.py
imports: from typing import Sequence
  import pytest
  from fairseq2.data.text.converters import StrSplitter
label_desc: Use image node_id 3 for calling the TestStrSplitter obj's underlying member method code with example usage: obj.test_call_works() without return types