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More Export2D test coverage.

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JR Mobley 2023-07-30 09:08:34 -04:00
parent 5321d0a131
commit 78dfeaf41f
2 changed files with 60 additions and 17 deletions
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1
.gitignore vendored
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@ -20,6 +20,7 @@ docs/_build/
*.STEP
*.stl
*.svg
*.dxf
#mypy cache
.mypy_cache

76
tests/test_exporters.py
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@ -1,16 +1,16 @@
import unittest
import math
from typing import Any
from typing import Union, Iterable
from build123d import (
Mode, Shape, Plane, Locations,
BuildLine, Line, Bezier, RadiusArc,
BuildSketch, Sketch, make_face, RegularPolygon, Circle,
BuildPart, Part, Cone, extrude, add,
BuildSketch, Sketch, make_face, RegularPolygon, Circle, PolarLocations,
BuildPart, Part, Cone, extrude, add, mirror,
section
)
from build123d.exporters import (
ExportSVG, Drawing, LineType
ExportSVG, ExportDXF, Drawing, LineType
)
class ExportersTestCase(unittest.TestCase):
@ -37,23 +37,43 @@ class ExportersTestCase(unittest.TestCase):
return party.part
@staticmethod
def basic_svg_export(shape: Shape, filename: str, reverse: bool = False):
def basic_svg_export(shape: Union[Shape, Iterable[Shape]], filename: str, reverse: bool = False):
svg = ExportSVG()
svg.add_shape(shape, reverse_wires=reverse)
svg.write(filename)
def test_sketch_svg(self):
sketch = ExportersTestCase.create_test_sketch()
ExportersTestCase.basic_svg_export(sketch, "test-sketch.svg")
@staticmethod
def basic_dxf_export(shape: Union[Shape, Iterable[Shape]], filename: str):
dxf = ExportDXF()
dxf.add_shape(shape)
dxf.write(filename)
def test_drawing_svg(self):
@staticmethod
def basic_combo_export(shape: Shape, filebase: str, reverse: bool = False):
ExportersTestCase.basic_svg_export(shape, filebase + ".svg", reverse)
ExportersTestCase.basic_dxf_export(shape, filebase + ".dxf")
@staticmethod
def drawing_combo_export(dwg: Drawing, filebase: str):
svg = ExportSVG(line_weight=0.13)
svg.add_layer("hidden", line_weight=0.09, line_type=LineType.HIDDEN)
svg.add_shape(dwg.visible_lines)
svg.add_shape(dwg.hidden_lines, layer='hidden')
svg.write(filebase + ".svg")
dxf = ExportDXF(line_weight=0.13)
dxf.add_layer("hidden", line_weight=0.09, line_type=LineType.HIDDEN)
dxf.add_shape(dwg.visible_lines)
dxf.add_shape(dwg.hidden_lines, layer='hidden')
dxf.write(filebase + ".dxf")
def test_sketch(self):
sketch = ExportersTestCase.create_test_sketch()
ExportersTestCase.basic_combo_export(sketch, "test-sketch")
def test_drawing(self):
part = ExportersTestCase.create_test_part()
drawing = Drawing(part)
svg = ExportSVG(line_weight=0.11)
svg.add_layer("hidden", line_type=LineType.ISO_DOT)
svg.add_shape(drawing.visible_lines)
svg.add_shape(drawing.hidden_lines, layer='hidden')
svg.write("test-drawing.svg")
ExportersTestCase.drawing_combo_export(drawing, "test-drawing")
def test_back_section_svg(self):
"""Export a section through the bottom face.
@ -63,14 +83,14 @@ class ExportersTestCase(unittest.TestCase):
test_section = section(part, Plane.XY, height=0)
ExportersTestCase.basic_svg_export(test_section, "test-back-section.svg", reverse=True)
def test_angled_section_svg(self):
def test_angled_section(self):
"""Export an angled section.
This tests more slightly more complex geometry."""
part = ExportersTestCase.create_test_part()
angle = math.degrees(math.atan2(4, 8))
section_plane = Plane.XY.rotated((angle, 0, 0))
angled_section = section_plane.to_local_coords(section(part, section_plane))
ExportersTestCase.basic_svg_export(angled_section, "test-angled-section.svg")
ExportersTestCase.basic_combo_export(angled_section, "test-angled-section")
def test_cam_section_svg(self):
""" Export a section through the top face, with a simple
@ -94,5 +114,27 @@ class ExportersTestCase(unittest.TestCase):
cone = Cone(8, 0, 16, align=None)
section_plane = Plane.XZ.offset(4)
conic_section = section_plane.to_local_coords(section(cone, section_plane))
ExportersTestCase.basic_svg_export(conic_section, "test-conic-section.svg")
ExportersTestCase.basic_combo_export(conic_section, "test-conic-section")
def test_circle_rotation(self):
"""Export faces with circular arcs in various orientations."""
with BuildSketch() as sketch:
Circle(20)
Circle(8, mode=Mode.SUBTRACT)
with PolarLocations(20, 5, 90):
Circle(4, mode=Mode.SUBTRACT)
mirror(about=Plane.XZ.offset(25))
ExportersTestCase.basic_combo_export(sketch.faces(), "test-circle-rotation")
def test_ellipse_rotation(self):
"""Export drawing with elliptical arcs in various orientations."""
with BuildPart() as part:
with BuildSketch(Plane.ZX):
Circle(20)
Circle(8, mode=Mode.SUBTRACT)
with PolarLocations(20, 5, 90):
Circle(4, mode=Mode.SUBTRACT)
extrude(amount=20, both=True)
mirror(about=Plane.YZ.offset(25))
drawing = Drawing(part.part)
ExportersTestCase.drawing_combo_export(drawing, "test-ellipse-rotation")