def METHOD_NAME(parser_class):
    from google.cloud.bigquery.magics.line_arg_parser import TokenType
    from google.cloud.bigquery.magics.line_arg_parser.lexer import Token
    # A simple iterable of Tokens is sufficient.
    fake_lexer = [Token(TokenType.RPAREN, lexeme=")", pos=30)]
    parser = parser_class(fake_lexer)
    result = parser.collection_items()
    assert result == []