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Test saving unsupported mode

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This commit is contained in:
Andrew Murray 2025-09-07 12:28:20 +10:00
parent 4469ee0fc0
commit 7d379842c1
1 changed files with 6 additions and 0 deletions
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6
Tests/test_file_ppm.py
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@ -141,6 +141,12 @@ def test_pfm_big_endian(tmp_path: Path) -> None:
assert_image_equal_tofile(im, filename)
def test_save_unsupported_mode(tmp_path: Path) -> None:
im = hopper("P")
with pytest.raises(OSError, match="cannot write mode P as PPM"):
im.save(tmp_path / "out.ppm")
@pytest.mark.parametrize(
"data",
[