"""平台目标比例到供应商尺寸参数的映射。"""
from __future__ import annotations

import sys
import unittest
from pathlib import Path

SERVER_DIR = Path(__file__).resolve().parents[1]
if str(SERVER_DIR) not in sys.path:
    sys.path.insert(0, str(SERVER_DIR))

from services.generator import _image_size


class ImageSizeTests(unittest.TestCase):
    def test_pcore_ozon_size_is_exactly_three_to_four(self) -> None:
        width, height = map(int, _image_size("pcore", "3:4").split("x"))
        self.assertEqual(width * 4, height * 3)


if __name__ == "__main__":
    unittest.main()