freecad-cam/Mod/PartDesign/PartDesignTests/TestDraft.py
2026-02-01 01:59:24 +01:00

79 lines
3.9 KiB
Python

#***************************************************************************
#* Copyright (c) 2011 Juergen Riegel <FreeCAD@juergen-riegel.net> *
#* *
#* This program is free software; you can redistribute it and/or modify *
#* it under the terms of the GNU Lesser General Public License (LGPL) *
#* as published by the Free Software Foundation; either version 2 of *
#* the License, or (at your option) any later version. *
#* for detail see the LICENCE text file. *
#* *
#* This program is distributed in the hope that it will be useful, *
#* but WITHOUT ANY WARRANTY; without even the implied warranty of *
#* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
#* GNU Library General Public License for more details. *
#* *
#* You should have received a copy of the GNU Library General Public *
#* License along with this program; if not, write to the Free Software *
#* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
#* USA *
#* *
#***************************************************************************
import unittest
import FreeCAD
App = FreeCAD
class TestDraft(unittest.TestCase):
def setUp(self):
self.Doc = FreeCAD.newDocument("PartDesignTestDraft")
def testSimpleDraft(self):
# fix: create datum plane on YZ. create datum line on Z + 10i
# find top face by first making list comprehension of Z-normal faces
# and then find which has the higher center of mass Z-value
self.Body = self.Doc.addObject('PartDesign::Body','Body')
self.Box = self.Doc.addObject('PartDesign::AdditiveBox','Box')
self.Body.addObject(self.Box)
self.Box.Length=10.00
self.Box.Width=10.00
self.Box.Height=10.00
self.Doc.recompute()
self.DatumPlane = self.Doc.addObject('PartDesign::Plane','DatumPlane')
self.DatumPlane.AttachmentSupport = [(self.Doc.YZ_Plane,'')]
self.DatumPlane.MapMode = 'FlatFace'
self.Body.addObject(self.DatumPlane)
self.Doc.recompute()
self.DatumLine = self.Doc.addObject('PartDesign::Line','DatumLine')
self.DatumLine.AttachmentSupport = [(self.Doc.X_Axis,'')]
self.DatumLine.MapMode = 'TwoPointLine'
self.Body.addObject(self.DatumLine)
self.Doc.recompute()
self.Draft = self.Doc.addObject("PartDesign::Draft","Draft")
# Draft.Base needs to be top face
self.Faces = self.Box.Shape.Faces
# Grab the two faces with Z-normals and find the higher one
self.ZFaceIndexes = [i for i in range(len(self.Faces)) if self.Faces[i].Surface.Axis == App.Vector(0,0,1)]
if self.Faces[self.ZFaceIndexes[0]].CenterOfMass.z > self.Faces[self.ZFaceIndexes[1]].CenterOfMass.z:
self.TopFaceIndex = self.ZFaceIndexes[0]
else:
self.TopFaceIndex = self.ZFaceIndexes[1]
self.Draft.Base = (self.Box, ["Face"+str(self.TopFaceIndex+1)])
self.Draft.NeutralPlane = (self.DatumPlane, [''])
self.Draft.PullDirection = (self.DatumLine, [''])
self.Draft.Angle = 45.0
self.Draft.Reversed = 1
self.Body.addObject(self.Draft)
self.Doc.recompute()
if 'Invalid' in self.Draft.State:
self.Draft.Reversed = 0
self.Doc.recompute()
self.assertAlmostEqual(self.Draft.Shape.Volume, 1500)
def tearDown(self):
#closing doc
FreeCAD.closeDocument("PartDesignTestDraft")
# print ("omit closing document for debugging")