Pillow/Tests/test_file_imt.py
2024-01-27 15:19:43 +11:00

22 lines
533 B
Python

from __future__ import annotations
import io
import pytest
from PIL import Image, ImtImagePlugin
from .helper import assert_image_equal_tofile
def test_sanity() -> None:
with Image.open("Tests/images/bw_gradient.imt") as im:
assert_image_equal_tofile(im, "Tests/images/bw_gradient.png")
@pytest.mark.parametrize("data", (b"\n", b"\n-", b"width 1\n"))
def test_invalid_file(data: bytes) -> None:
with io.BytesIO(data) as fp:
with pytest.raises(SyntaxError):
ImtImagePlugin.ImtImageFile(fp)