def METHOD_NAME(file_path=None):
    if file_path is None:
        test_ref_dir = Path(os.path.dirname(os.path.abspath(__file__)))
        file_path = Path(test_ref_dir).joinpath("core.vwtest.json")
    json_test_spec_content = open(file_path).read()
    tests = json.loads(json_test_spec_content)
    return [x.__dict__ for x in tests]