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Fix Windows font selection in smoke tests #107

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Fix Windows font selection in smoke tests #107

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23 changes: 18 additions & 5 deletions tests/test_pipeline_smoke.py
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Original file line number Diff line number Diff line change
Expand Up @@ -15,12 +15,25 @@
from PIL import Image, ImageDraw, ImageFont


_FONT_PATH = Path("/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf")
_FONT_CANDIDATES = (
Path("/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf"),
Path(os.environ.get("WINDIR", r"C:\Windows")) / "Fonts" / "arial.ttf",
)


def _find_font_path() -> Path | None:
for path in _FONT_CANDIDATES:
if path.exists():
return path
return None


_FONT_PATH = _find_font_path()


def _render_formula_image(text: str, dest: Path) -> None:
font_size = 28
if _FONT_PATH.exists():
if _FONT_PATH is not None:
font = ImageFont.truetype(str(_FONT_PATH), font_size)
else:
font = ImageFont.load_default()
Expand All @@ -41,9 +54,9 @@ def _write_pdf(path: Path, payload: str | None | dict) -> None:

pdf = FPDF()
pdf.add_page()
if _FONT_PATH.exists():
pdf.add_font("DejaVuSans", "", str(_FONT_PATH), uni=True)
pdf.set_font("DejaVuSans", "", 16)
if _FONT_PATH is not None:
pdf.add_font("UnicodeFont", fname=str(_FONT_PATH))
pdf.set_font("UnicodeFont", size=16)
else:
pdf.set_font("Helvetica", "", 16)

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