"""手机号规范化单测（微信登录匹配 sys_user.phone_no）。"""
from app.services.wechat_mini_auth import normalize_cn_mobile


def test_normalize_strips_plus_86():
    assert normalize_cn_mobile("+8613800138000") == "13800138000"


def test_normalize_strips_spaces():
    assert normalize_cn_mobile(" 138 0013 8000 ") == "13800138000"


def test_normalize_empty():
    assert normalize_cn_mobile("") == ""
    assert normalize_cn_mobile(None) == ""