def METHOD_NAME(tmp_path):
    test_files = []
    node = FileTypeClassifier(supported_types=DEFAULT_MEDIA_TYPES)
    for idx in range(len(DEFAULT_MEDIA_TYPES)):
        test_file = tmp_path / f"test.{DEFAULT_MEDIA_TYPES[idx]}"
        test_files.append(test_file)
    # we can't classify a list of files with different media extensions
    with pytest.raises(ValueError, match="Multiple non-default file types are not allowed at once."):
        node.run_batch(test_files)