Files
bamboogenerator/tests/test_export.py
2025-07-18 11:47:20 +01:00

44 lines
1.5 KiB
Python

import os
from pathlib import Path
import pytest
from parametric_cad.primitives.box import Box
from parametric_cad.primitives.cylinder import Cylinder
from parametric_cad.export.stl import STLExporter
EXPECTED_DIR = Path(__file__).parent / "expected_stl"
def test_stl_exporter(tmp_path):
exporter = STLExporter(output_dir=tmp_path)
box = Box(1.0, 1.0, 1.0)
path = exporter.export_mesh(box, "test_box", preview=False)
assert os.path.isfile(path)
assert path == str(tmp_path / "test_box.stl")
with open(path, "r", encoding="utf-8") as f:
contents = f.read()
with open(EXPECTED_DIR / "test_box.stl", "r", encoding="utf-8") as f:
expected = f.read()
assert contents == expected
def test_ascii_stl_multiple_objects(tmp_path):
exporter = STLExporter(output_dir=tmp_path)
box = Box(1.0, 2.0, 1.0).at(0, 0, 0.5)
cyl = Cylinder(radius=2.0, height=1.0, sections=8).at(3, 0, 0.5)
box2 = Box(0.5, 0.5, 0.5).at(0, 3, 0.25)
path = exporter.export_meshes([box, cyl, box2], "combo", preview=False)
assert os.path.isfile(path)
assert path == str(tmp_path / "combo.stl")
with open(path, "r", encoding="utf-8") as f:
contents = f.read()
with open(EXPECTED_DIR / "combo.stl", "r", encoding="utf-8") as f:
expected = f.read()
assert contents == expected
def test_exporter_printability_failure(tmp_path):
exporter = STLExporter(output_dir=tmp_path)
big_box = Box(300.0, 10.0, 10.0)
with pytest.raises(ValueError):
exporter.export_mesh(big_box, "bad_box", preview=False)