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26 lines
881 B
Python
26 lines
881 B
Python
from __future__ import annotations
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import pytest
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from PIL import Image, ImageDraw, ImageFont
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from .helper import skip_unless_feature
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class TestFontCrash:
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def _fuzz_font(self, font: ImageFont.FreeTypeFont) -> None:
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# Copy of the code from fuzz_font() in Tests/oss-fuzz/fuzzers.py
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# that triggered a problem when fuzzing
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font.getbbox("ABC")
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font.getmask("test text")
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with Image.new(mode="RGBA", size=(200, 200)) as im:
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draw = ImageDraw.Draw(im)
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draw.multiline_textbbox((10, 10), "ABC\nAaaa", font, stroke_width=2)
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draw.text((10, 10), "Test Text", font=font, fill="#000")
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@skip_unless_feature("freetype2")
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def test_segfault(self) -> None:
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with pytest.raises(OSError):
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font = ImageFont.truetype("Tests/fonts/fuzz_font-5203009437302784")
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self._fuzz_font(font)
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