def test_add_processed_file_names_append(
    context_with_data: CodeExecutorContext,
):
  """Test appending to existing processed file names."""
  context_with_data.add_processed_file_names(["another_file.md"])
  assert context_with_data.get_processed_file_names() == [
      "file1.csv",
      "file2.txt",
      "another_file.md",
  ]
Test appending to existing processed file names.
tests/unittests/code_executors/test_code_executor_context.py