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Sketcher: add unit test for sketch with expressions
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#*************************************************************************** | ||
#* Copyright (c) 2021 Werner Mayer <werner.wm.mayer@gmx.de> * | ||
#* * | ||
#* This file is part of the FreeCAD CAx development system. * | ||
#* * | ||
#* 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. * | ||
#* * | ||
#* FreeCAD 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 FreeCAD; if not, write to the Free Software * | ||
#* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * | ||
#* USA * | ||
#***************************************************************************/ | ||
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import math, os, sys, unittest | ||
import FreeCAD | ||
import Part | ||
import Sketcher | ||
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App = FreeCAD | ||
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class TestSketchExpression(unittest.TestCase): | ||
def setUp(self): | ||
self.Doc = FreeCAD.newDocument("TestSketchExpr") | ||
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# See https://forum.freecadweb.org/viewtopic.php?f=3&t=64699 | ||
# and https://forum.freecadweb.org/viewtopic.php?f=10&t=64718 | ||
def testConstraintWithExpression(self): | ||
sketch = self.Doc.addObject('Sketcher::SketchObject','Sketch') | ||
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geoList = [] | ||
geoList.append(Part.LineSegment(App.Vector(0,5,0),App.Vector(5,5,0))) | ||
geoList.append(Part.LineSegment(App.Vector(5,5,0),App.Vector(5,0,0))) | ||
geoList.append(Part.LineSegment(App.Vector(5,0,0),App.Vector(0,0,0))) | ||
geoList.append(Part.LineSegment(App.Vector(0,0,0),App.Vector(0,5,0))) | ||
sketch.addGeometry(geoList,False) | ||
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conList = [] | ||
conList.append(Sketcher.Constraint('Coincident',0,2,1,1)) | ||
conList.append(Sketcher.Constraint('Coincident',1,2,2,1)) | ||
conList.append(Sketcher.Constraint('Coincident',2,2,3,1)) | ||
conList.append(Sketcher.Constraint('Coincident',3,2,0,1)) | ||
conList.append(Sketcher.Constraint('Horizontal',0)) | ||
conList.append(Sketcher.Constraint('Horizontal',2)) | ||
conList.append(Sketcher.Constraint('Vertical',1)) | ||
conList.append(Sketcher.Constraint('Vertical',3)) | ||
sketch.addConstraint(conList) | ||
del geoList, conList | ||
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length = sketch.addConstraint(Sketcher.Constraint('Distance',0,6.0)) | ||
height = sketch.addConstraint(Sketcher.Constraint('Distance',3,5.0)) | ||
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sketch.renameConstraint(length, u'Length') | ||
sketch.setExpression('Constraints[{}]'.format(height), u'.Constraints.Length') | ||
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def tearDown(self): | ||
# comment out to omit closing document for debugging | ||
FreeCAD.closeDocument(self.Doc.Name) |
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