code: def test_0_pages(total: int | None) -> None:
      p = RangePagination(total=total)
      assert p.pages == 0
      assert not p.has_prev
      assert not p.has_next
  
imports: from __future__ import annotations
  import typing
  import pytest
  from flask import Flask
  from werkzeug.exceptions import NotFound
  from flask_sqlalchemy import SQLAlchemy
  from flask_sqlalchemy.pagination import Pagination
label_desc: Use image node_id 6 for calling a global function with example usage: test_0_pages(total) without return types