def METHOD_NAME(self, _, username, password):
    """
    used file_data test
    """
    self.open(self.test_url)
    self.switch_to_frame(id_="iframeResult")
    self.type(name="firstname", text=username, clear=True)
    self.type(name="lastname", text=password, clear=True)
    self.sleep(1)