freecad-cam/Mod/Part/parttests/TopoShapeTest.py
2026-02-01 01:59:24 +01:00

761 lines
32 KiB
Python

import FreeCAD as App
import Part
import unittest
class TopoShapeAssertions:
def assertAttrEqual(self, toposhape, attr_value_list, msg=None):
for attr, value in attr_value_list:
result = toposhape.__getattribute__(
attr
) # Look up each attribute by string name
if result.__str__() != value.__str__():
if msg == None:
msg = f"TopoShape {attr} is incorrect: {result} should be {value}",
raise AssertionError(msg)
def assertAttrAlmostEqual(self, toposhape, attr_value_list, places=5, msg=None):
range = 1 / 10 ** places
for attr, value in attr_value_list:
result = toposhape.__getattribute__(
attr
) # Look up each attribute by string name
if abs(result - value) > range:
if msg == None:
msg = f"TopoShape {attr} is incorrect: {result} should be {value}"
raise AssertionError(msg)
def assertAttrCount(self, toposhape, attr_value_list, msg=None):
for attr, value in attr_value_list:
result = toposhape.__getattribute__(
attr
) # Look up each attribute by string name
if len(result) != value:
if msg == None:
msg = f"TopoShape {attr} is incorrect: {result} should have {value} elements"
raise AssertionError(msg)
def assertKeysInMap(self, map, keys, msg=None):
for key in keys:
if not key in map:
if msg == None:
msg = f"Key {key} not found in map: {map}"
raise AssertionError(msg)
def assertBounds(self, shape, bounds, msg=None, precision=App.Base.Precision.confusion() * 100):
shape_bounds = shape.BoundBox
shape_bounds_max = App.BoundBox(shape_bounds)
shape_bounds_max.enlarge(precision)
bounds_max = App.BoundBox(bounds)
bounds_max.enlarge(precision)
if not (shape_bounds_max.isInside(bounds) and bounds_max.isInside(shape_bounds)):
if msg == None:
msg = f"Bounds {shape_bounds} doesn't match {bounds}"
raise AssertionError(msg)
class TopoShapeTest(unittest.TestCase, TopoShapeAssertions):
def setUp(self):
"""Create a document and some TopoShapes of various types"""
self.doc = App.newDocument("TopoShape")
# self.box = Part.makeBox(1, 2, 2)
# Part.show(self.box, "Box1")
# self.box2 = Part.makeBox(2, 1, 2)
# Part.show(self.box2, "Box2")
# Even on LS3 these boxes have no element maps.
self.doc.addObject("Part::Box", "Box1")
self.doc.Box1.Length = 1
self.doc.Box1.Width = 2
self.doc.Box1.Height = 2
self.doc.addObject("Part::Box", "Box2")
self.doc.Box2.Length = 2
self.doc.Box2.Width = 1
self.doc.Box2.Height = 2
self.doc.recompute()
self.box = self.doc.Box1.Shape
self.box2 = self.doc.Box2.Shape
def tearDown(self):
App.closeDocument("TopoShape")
def testTopoShapeBox(self):
# Arrange our test TopoShape
box2_toposhape = self.doc.Box2.Shape
# Arrange list of attributes and values to string match
attr_value_list = [
["BoundBox", App.BoundBox(0, 0, 0, 2, 1, 2)],
["CenterOfGravity", App.Vector(1, 0.5, 1)],
["CenterOfMass", App.Vector(1, 0.5, 1)],
["CompSolids", []],
["Compounds", []],
["Content", "<ElementMap/>\n"], # Our element map is empty, or there would be more here.
["ElementMap", {}],
["ElementReverseMap", {}],
['Hasher', None],
[
"MatrixOfInertia",
App.Matrix(
1.66667, 0, 0, 0, 0, 2.66667, 0, 0, 0, 0, 1.66667, 0, 0, 0, 0, 1
),
],
["Module", "Part"],
["Orientation", "Forward"],
# ['OuterShell', {}], # Todo: Could verify that a Shell Object is returned
["Placement", App.Placement()],
[
"PrincipalProperties",
{
"SymmetryAxis": True,
"SymmetryPoint": False,
"Moments": (
2.666666666666666,
1.666666666666667,
1.666666666666667,
),
"FirstAxisOfInertia": App.Vector(0.0, 1.0, 0.0),
"SecondAxisOfInertia": App.Vector(0.0, 0.0, 1.0),
"ThirdAxisOfInertia": App.Vector(1.0, 0.0, 0.0),
"RadiusOfGyration": (
0.816496580927726,
0.6454972243679029,
0.6454972243679029,
),
},
],
["ShapeType", "Solid"],
[
"StaticMoments",
(3.999999999999999, 1.9999999999999996, 3.999999999999999),
],
# ['Tag', 0], # Gonna vary, so can't really assert, except maybe != 0?
["TypeId", "Part::TopoShape"],
]
# Assert all the expected values match when converted to strings.
self.assertAttrEqual(box2_toposhape, attr_value_list)
# Arrange list of attributes and values to match within 5 decimal places
attr_value_list = [
["Area", 16.0],
["ElementMapSize", 0],
# ['ElementMapVersion', 4 ], # Todo: Not until TNP on.
["Length", 40.0], # Sum of all edges of each face, so some redundancy.
["Mass", 4.0],
# ['MemSize', 13824], # Platform variations in this size.
["Volume", 4.0],
]
# Assert all the expected values match
self.assertAttrAlmostEqual(box2_toposhape, attr_value_list, 5)
# Arrange list of attributes to check list lengths
attr_value_list = [
["Edges", 12],
["Faces", 6],
["Shells", 1],
["Solids", 1],
["SubShapes", 1],
["Vertexes", 8],
["Wires", 6],
]
# Assert all the expected values match
self.assertAttrCount(box2_toposhape, attr_value_list)
def testTopoShapeElementMap(self):
"""Tests TopoShape elementMap"""
# Arrange
# Act No elementMaps exist in base shapes until we perform an operation.
compound1 = Part.Compound(
[self.doc.Objects[-1].Shape, self.doc.Objects[-2].Shape]
)
self.doc.addObject("Part::Compound", "Compound")
self.doc.Compound.Links = [
App.activeDocument().Box1,
App.activeDocument().Box2,
]
self.doc.recompute()
compound2 = self.doc.Compound.Shape
# Assert elementMap
# This flag indicates that ElementMaps are supported under the current C++ build:
if compound1.ElementMapVersion != "": # Should be '4' as of Mar 2023.
# 52 is 2 cubes of 26 each: 6 Faces, 12 Edges, 8 Vertexes
# Todo: This should contain something as soon as the Python interface
# for Part.Compound TNP exists
# self.assertEqual(len(compound1.ElementMap), 52,
# "ElementMap is Incorrect: {0}".format(compound1.ElementMap))
self.assertEqual(
compound2.ElementMapSize,
52,
"ElementMap is Incorrect: {0}".format(compound2.ElementMap),
)
# Assert Shape
self.assertBounds(compound2, App.BoundBox(0, 0, 0, 2, 2, 2))
def testPartCommon(self):
# Arrange
self.doc.addObject("Part::MultiCommon", "Common")
self.doc.Common.Shapes = [self.doc.Box1, self.doc.Box2]
# Act
self.doc.recompute()
common1 = self.doc.Common.Shape
# Assert elementMap
if common1.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertKeysInMap(common1.ElementReverseMap,
[
"Edge1",
"Edge2",
"Edge3",
"Edge4",
"Edge5",
"Edge6",
"Edge7",
"Edge8",
"Edge9",
"Edge10",
"Edge11",
"Edge12",
"Face1",
"Face2",
"Face3",
"Face4",
"Face5",
"Face6",
"Vertex1",
"Vertex2",
"Vertex3",
"Vertex4",
"Vertex5",
"Vertex6",
"Vertex7",
"Vertex8",
],
)
# Assert Shape
self.assertBounds(common1, App.BoundBox(0, 0, 0, 1, 1, 2))
def testPartCut(self):
# Arrange
self.doc.addObject("Part::Cut", "Cut")
self.doc.Cut.Base = self.doc.Box1
self.doc.Cut.Tool = self.doc.Box2
# Act
self.doc.recompute()
cut1 = self.doc.Cut.Shape
# Assert elementMap
if cut1.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertKeysInMap(cut1.ElementReverseMap,
[
"Edge1",
"Edge2",
"Edge3",
"Edge4",
"Edge5",
"Edge6",
"Edge7",
"Edge8",
"Edge9",
"Edge10",
"Edge11",
"Edge12",
"Face1",
"Face2",
"Face3",
"Face4",
"Face5",
"Face6",
"Vertex1",
"Vertex2",
"Vertex3",
"Vertex4",
"Vertex5",
"Vertex6",
"Vertex7",
"Vertex8",
],
)
# Assert Shape
self.assertBounds(cut1, App.BoundBox(0, 1, 0, 1, 2, 2))
def testPartFuse(self):
# Arrange
self.doc.addObject("Part::Fuse", "Fuse")
self.doc.Fuse.Refine = False
self.doc.Fuse.Base = self.doc.Box1
self.doc.Fuse.Tool = self.doc.Box2
# Act
self.doc.recompute()
fuse1 = self.doc.Fuse.Shape
# Assert elementMap
if fuse1.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(fuse1.ElementMapSize, 58)
self.doc.Fuse.Refine = True
self.doc.recompute()
self.assertEqual(fuse1.ElementMapSize, 58)
# Shape is an extruded L, with 8 Faces, 12 Vertexes, 18 Edges
# Assert Shape
self.assertBounds(fuse1, App.BoundBox(0, 0, 0, 2, 2, 2))
def testAppPartMakeCompound(self):
# This doesn't do element maps.
# compound1 = Part.Compound([self.doc.Box1.Shape, self.doc.Box2.Shape])
# Act
compound1 = Part.makeCompound([self.doc.Box1.Shape, self.doc.Box2.Shape])
# Assert elementMap
if compound1.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(compound1.ElementMapSize, 52)
# Assert Shape
self.assertBounds(compound1, App.BoundBox(0, 0, 0, 2, 2, 2))
def testAppPartMakeShell(self):
# Act
shell1 = Part.makeShell(self.doc.Box1.Shape.Faces)
# Assert elementMap
if shell1.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(shell1.ElementMapSize, 26)
# Assert Shape
self.assertBounds(shell1, App.BoundBox(0, 0, 0, 1, 2, 2))
def testAppPartMakeFace(self):
# Act
face1 = Part.makeFace(self.doc.Box1.Shape.Faces[0], "Part::FaceMakerCheese")
# Assert elementMap
if face1.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(face1.ElementMapSize, 10)
# Assert Shape
self.assertBounds(face1, App.BoundBox(0, 0, 0, 0, 2, 2))
def testAppPartmakeFilledFace(self):
face1 = Part.makeFilledFace(self.doc.Box1.Shape.Faces[3].Edges)
# Assert elementMap
if face1.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(face1.ElementMapSize, 9)
# Assert Shape
self.assertBounds(face1, App.BoundBox(-0.05, 2, -0.1, 1.05, 2, 2.1))
def testAppPartMakeSolid(self):
# Act
solid1 = Part.makeSolid(self.doc.Box1.Shape.Shells[0])
# Assert elementMap
if solid1.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(solid1.ElementMapSize, 26)
# Assert Shape
self.assertBounds(solid1, App.BoundBox(0, 0, 0, 1, 2, 2))
def testAppPartMakeRuled(self):
# Act
surface1 = Part.makeRuledSurface(*self.doc.Box1.Shape.Edges[3:5])
# Assert elementMap
if surface1.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(surface1.ElementMapSize, 9)
# Assert Shape
self.assertBounds(surface1, App.BoundBox(0, 0, 0, 1, 2, 2))
def testAppPartMakeShellFromWires(self):
# Arrange
wire1 = self.doc.Box1.Shape.Wires[0] # .copy() Todo: prints 2 gen/mod warn because
wire2 = self.doc.Box1.Shape.Wires[1] # Todo: copy() isn't TNP yet. Fix when it is.
# Act
shell1 = Part.makeShellFromWires([wire1, wire2])
# Assert elementMap
if shell1.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(shell1.ElementMapSize, 24)
# Assert Shape
self.assertBounds(shell1, App.BoundBox(0, 0, 0, 1, 2, 2))
def testAppPartMakeSweepSurface(self):
# Arrange
circle = Part.makeCircle(5, App.Vector(0, 0, 0))
path = Part.makeLine(App.Vector(), App.Vector(0, 0, 10))
Part.show(circle, "Circle") # Trigger the elementMapping
Part.show(path, "Path") # Trigger the elementMapping
del circle
# Act
surface1 = Part.makeSweepSurface(self.doc.Path.Shape, self.doc.Circle.Shape, 0.001, 0)
Part.show(surface1, "Sweep")
self.doc.recompute()
# Assert elementMap
if surface1.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(surface1.ElementMapSize, 6)
self.assertBounds(surface1, App.BoundBox(-5, -5, 0, 5, 5, 10), precision=2)
else:
# Todo: WHY is the actual sweep different? That's BAD. However, the "New" approach
# above, which uses BRepOffsetAPI_MakePipe appears to be correct over the older
# code which uses Geom_Curve. This is done ostensibly because Geom_Curve is so
# old that it doesn't even support history, which toponaming needs, but also,
# the result is just wrong: If you look at the resulting shape after Sweeping
# a circle along a line, you do not get a circular pipe: you get a circular
# pipe with About a third of it removed. More specifically, an angle of
# math.radians(math.degrees(360)%180) * 2 appears to have been applied, which
# looks suspiciously like a substantial bug in OCCT.
# Assert Shape
self.assertBounds(surface1, App.BoundBox(-5, -2.72011, 0, 5, 5, 6.28319), precision=2)
del surface1
def testAppPartMakeLoft(self):
# Act
solid1 = Part.makeLoft(self.doc.Box1.Shape.Wires[0:2])
# Assert elementMap
if solid1.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(solid1.ElementMapSize, 24)
# Assert Shape
self.assertBounds(solid1, App.BoundBox(0, 0, 0, 1, 2, 2))
def testAppPartMakeSplitShape(self):
# Todo: Refine this test after all TNP code in place to eliminate warnings.
# Arrange
edge1 = self.doc.Box1.Shape.Faces[0].Edges[0].translated(App.Vector(0, 0.5, 0))
face1 = self.doc.Box1.Shape.Faces[0]
# Act
solids1 = Part.makeSplitShape(face1, [(edge1, face1)])
# Assert elementMap
self.assertEqual(len(solids1), 2)
self.assertEqual(len(solids1[0]), 1)
if solids1[0][0].ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(solids1[0][0].ElementMapSize, 9)
self.assertEqual(solids1[1][0].ElementMapSize, 9)
# Assert Shape
self.assertBounds(solids1[0][0], App.BoundBox(0, 0.5, 0, 0, 2, 2))
self.assertBounds(solids1[1][0], App.BoundBox(0, 0.5, 0, 0, 2, 2))
def testTopoShapePyInit(self):
# Arrange
self.doc.addObject("Part::Compound", "Compound")
self.doc.Compound.Links = [
App.activeDocument().Box1,
App.activeDocument().Box2,
]
self.doc.recompute()
compound = self.doc.Compound.Shape
# Act
new_toposhape = Part.Shape(compound)
new_empty_toposhape = Part.Shape()
# Assert elementMap
if compound.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(compound.ElementMapSize, 52)
self.assertEqual(new_toposhape.ElementMapSize, 52)
def testTopoShapeCopy(self):
# Arrange
self.doc.addObject("Part::Compound", "Compound")
self.doc.Compound.Links = [
App.activeDocument().Box1,
App.activeDocument().Box2,
]
self.doc.recompute()
compound = self.doc.Compound.Shape
# Act
compound_copy = compound.copy()
# Assert elementMap
if compound.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(compound.ElementMapSize, 52)
self.assertEqual(compound_copy.ElementMapSize, 52)
def testTopoShapeCleaned(self):
# Arrange
self.doc.addObject("Part::Compound", "Compound")
self.doc.Compound.Links = [
App.activeDocument().Box1,
App.activeDocument().Box2,
]
self.doc.recompute()
compound = self.doc.Compound.Shape
# Act
compound_cleaned = compound.cleaned()
# Assert elementMap
if compound.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(compound.ElementMapSize, 52)
self.assertEqual(compound_cleaned.ElementMapSize, 52)
def testTopoShapeReplaceShape(self):
# Arrange
self.doc.addObject("Part::Compound", "Compound")
self.doc.Compound.Links = [
App.activeDocument().Box1,
App.activeDocument().Box2,
]
self.doc.recompute()
compound = self.doc.Compound.Shape
# Act
compound_replaced = compound.replaceShape([(App.activeDocument().Box2.Shape,
App.activeDocument().Box1.Shape)])
# Assert elementMap
if compound.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(compound.ElementMapSize, 52)
self.assertEqual(compound_replaced.ElementMapSize, 52)
def testTopoShapeRemoveShape(self):
# Arrange
self.doc.addObject("Part::Compound", "Compound")
self.doc.Compound.Links = [
App.activeDocument().Box1,
App.activeDocument().Box2,
]
self.doc.recompute()
compound = self.doc.Compound.Shape
# Act
compound_removed = compound.removeShape([App.ActiveDocument.Box2.Shape])
# Assert elementMap
if compound.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(compound.ElementMapSize, 52)
self.assertEqual(compound_removed.ElementMapSize, 52)
def testTopoShapeExtrude(self):
# Arrange
face = self.doc.Box1.Shape.Faces[0]
# Act
extrude = face.extrude(App.Vector(2, 0, 0))
self.doc.recompute()
# Assert elementMap
if extrude.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(extrude.ElementMapSize, 26)
def testTopoShapeRevolve(self):
# Arrange
face = self.doc.Box1.Shape.Faces[0]
# Act
face.revolve(App.Vector(), App.Vector(1, 0, 0), 45)
self.doc.recompute()
# Assert elementMap
if face.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(face.ElementMapSize, 9)
def testTopoShapeFuse(self):
# Act
fused = self.doc.Box1.Shape.fuse(self.doc.Box2.Shape)
self.doc.recompute()
# Assert elementMap
if fused.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(fused.ElementMapSize, 58)
def testTopoShapeMultiFuse(self):
# Act
fused = self.doc.Box1.Shape.multiFuse([self.doc.Box2.Shape])
self.doc.recompute()
# Assert elementMap
if fused.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(fused.ElementMapSize, 58)
def testTopoShapeCommon(self):
# Act
common = self.doc.Box1.Shape.common(self.doc.Box2.Shape)
self.doc.recompute()
# Assert elementMap
if common.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(common.ElementMapSize, 26)
def testTopoShapeSection(self):
# Act
section = self.doc.Box1.Shape.Faces[0].section(self.doc.Box2.Shape.Faces[3])
self.doc.recompute()
# Assert elementMap
if section.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(section.ElementMapSize, 3)
def testTopoShapeSlice(self):
# Act
slice = self.doc.Box1.Shape.slice(App.Vector(10, 10, 0), 1)
self.doc.recompute()
# Assert elementMap
self.assertEqual(len(slice), 1)
if slice[0].ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(slice[0].ElementMapSize, 8)
def testTopoShapeSlices(self):
# Act
slices = self.doc.Box1.Shape.Faces[0].slices(App.Vector(10, 10, 0), [1, 2])
self.doc.recompute()
# Assert elementMap
if slices.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(slices.ElementMapSize, 6)
def testTopoShapeCut(self):
# Act
cut = self.doc.Box1.Shape.cut(self.doc.Box2.Shape)
self.doc.recompute()
# Assert elementMap
if cut.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(cut.ElementMapSize, 26)
def testTopoShapeGeneralFuse(self):
# Act
fuse = self.doc.Box1.Shape.generalFuse([self.doc.Box2.Shape])
self.doc.recompute()
# Assert elementMap
self.assertEqual(len(fuse), 2)
if fuse[0].ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(fuse[0].ElementMapSize, 60)
def testTopoShapeChildShapes(self):
# Act
childShapes = self.doc.Box1.Shape.childShapes()
self.doc.recompute()
# Assert elementMap
self.assertEqual(len(childShapes), 1)
if childShapes[0].ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(childShapes[0].ElementMapSize, 26)
def testTopoShapeMirror(self):
# Act
mirror = self.doc.Box1.Shape.mirror(App.Vector(), App.Vector(1, 0, 0))
self.doc.recompute()
# Assert elementMap
if mirror.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(mirror.ElementMapSize, 26)
def testTopoShapeScale(self):
# Act
scale = self.doc.Box1.Shape.scaled(2)
self.doc.recompute()
# Assert elementMap
if scale.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(scale.ElementMapSize, 26)
def testTopoShapeMakeFillet(self):
# Act
fillet = self.doc.Box1.Shape.makeFillet(0.1, self.doc.Box1.Shape.Faces[0].Edges)
self.doc.recompute()
# Assert elementMap
if fillet.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(fillet.ElementMapSize, 42)
def testTopoShapeMakeChamfer(self):
# Act
chamfer = self.doc.Box1.Shape.makeChamfer(0.1, self.doc.Box1.Shape.Faces[0].Edges)
self.doc.recompute()
# Assert elementMap
if chamfer.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(chamfer.ElementMapSize, 42)
def testTopoShapeMakeThickness(self):
# Act
thickness = self.doc.Box1.Shape.makeThickness(self.doc.Box1.Shape.Faces[0:2], 0.1, 0.0001)
self.doc.recompute()
# Assert elementMap
if thickness.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(thickness.ElementMapSize, 74)
def testTopoShapeMakeOffsetShape(self):
# Act
offset = self.doc.Box1.Shape.Faces[0].makeOffset(1)
self.doc.recompute()
# Assert elementMap
if offset.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(offset.ElementMapSize, 17)
def testTopoShapeOffset2D(self):
# Act
offset = self.doc.Box1.Shape.Faces[0].makeOffset2D(1)
self.doc.recompute()
# Assert elementMap
if offset.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(offset.ElementMapSize, 17)
def testTopoShapeRemoveSplitter(self):
# Act
fused = self.doc.Box1.Shape.fuse(self.doc.Box2.Shape)
removed = fused.removeSplitter()
self.doc.recompute()
# Assert elementMap
if removed.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(removed.ElementMapSize, 38)
def testTopoShapeCompSolid(self):
# Act
compSolid = Part.CompSolid([self.doc.Box1.Shape, self.doc.Box2.Shape]) # list of subobjects
box1ts = self.doc.Box1.Shape
compSolid.add(box1ts.Solids[0])
# Assert elementMap
if compSolid.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(compSolid.ElementMapSize, 78)
def testTopoShapeFaceOffset(self):
# Arrange
box_toposhape = self.doc.Box1.Shape
# Act
offset = box_toposhape.Faces[0].makeOffset(2.0)
# Assert elementMap
if box_toposhape.Faces[0].ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(box_toposhape.Faces[0].ElementMapSize, 9) # 1 Face, 4 Edges, 4 Vertexes
self.assertEqual(offset.ElementMapSize, 17) # 1 Face, 8 Edges, 8 Vertexes
# Todo: makeEvolved doesn't work right, probably due to missing c++ code.
# def testTopoShapeFaceEvolve(self):
# # Arrange
# box_toposhape = self.doc.Box1.Shape
# # Act
# evolved = box_toposhape.Faces[0].makeEvolved(self.doc.Box1.Shape.Wires[1]) # 2,3,4,5 bad
# # Assert elementMap
# if box_toposhape.Faces[0].ElementMapVersion != "": # Should be '4' as of Mar 2023.
# self.assertEqual(box_toposhape.Faces[0].ElementMapSize, 9) # 1 Face, 4 Edges, 4 Vertexes
# self.assertEqual(evolved.ElementMapSize, 0) # Todo: This can't be correct.
def testTopoShapePart(self):
# Arrange
box1ts = self.doc.Box1.Shape
face1 = box1ts.Faces[0]
box1ts2 = box1ts.copy()
# Act
face2 = box1ts.getElement("Face2")
indexed_name = box1ts.findSubShape(face1)
faces1 = box1ts.findSubShapesWithSharedVertex(face2)
subshapes1 = box1ts.getChildShapes("Solid1")
# box1ts.clearCache() # Todo: no apparent way to see a result at this level
# Assert
self.assertTrue(face2.isSame(box1ts.Faces[1]))
self.assertEqual(indexed_name[0], "Face")
self.assertEqual(indexed_name[1], 1)
self.assertEqual(len(faces1), 1)
self.assertTrue(faces1[0].isSame(box1ts.Faces[1]))
self.assertEqual(len(subshapes1), 1)
self.assertTrue(subshapes1[0].isSame(box1ts.Solids[0]))
def testTopoShapeMapSubElement(self):
# Arrange
box = Part.makeBox(1,2,3)
# face = box.Faces[0] # Do not do this. Need the subelement call each usage.
# Assert everything empty
self.assertEqual(box.ElementMapSize,0)
self.assertEqual(box.Faces[0].ElementMapSize,0)
# Act
box.mapSubElement(box.Faces[0])
# Assert elementMaps created
if box.ElementMapVersion != "": # Should be '4' as of Mar 2023.
self.assertEqual(box.ElementMapSize,9) # 1 Face, 4 Edges, 4 Vertexes
self.assertEqual(box.Faces[0].ElementMapSize,9)
def testTopoShapeGetElementHistory(self):
self.doc.addObject("Part::Fuse", "Fuse")
self.doc.Fuse.Base = self.doc.Box1
self.doc.Fuse.Tool = self.doc.Box2
# Act
self.doc.recompute()
fuse1 = self.doc.Fuse.Shape
if fuse1.ElementMapVersion != "": # Should be '4' as of Mar 2023.
history1 = fuse1.getElementHistory(fuse1.ElementReverseMap["Vertex1"])
# Assert
self.assertEqual(len(history1),3) # Just the Fuse operation
# Todo: Still broken, still can't find parms that consistently work to test this.
# However, the results with an empty elementMap are consistent with making the
# same calls on LS3. So what this method is supposed to do remains a mystery;
# So far, it just wipes out the elementMap and returns the Toposhape.
# def testTopoShapeMapShapes(self):
# self.doc.addObject("Part::Fuse", "Fuse")
# self.doc.Fuse.Base = self.doc.Box1
# self.doc.Fuse.Tool = self.doc.Box2
# # Act
# self.doc.recompute()
# fuse1 = self.doc.Fuse.Shape
# res = fuse1.copy() # Make it mutable
# self.assertEqual(res.ElementMapSize,58)
# result = res.mapShapes([(fuse1, fuse1.Faces[0])], []) #[(res, res.Vertexes[0])])
# self.assertEqual(res.ElementMapSize,9)
# # result2 = fuse1.copy().mapShapes([],[(fuse1, fuse1.Edges[0]),(fuse1, fuse1.Edges[1])])
# self.assertEqual(fuse1.ElementMapSize,58) #
# self.assertEqual(fuse1.Faces[0].ElementMapSize,9)
# self.assertEqual(result.ElementMapSize,9)
# self.assertEqual(result.Faces[0].ElementMapSize,0)
# self.assertEqual(result2.ElementMapSize,9)
# self.assertEqual(result2.Faces[0].ElementMapSize,0)