161 lines
6.1 KiB
Python
161 lines
6.1 KiB
Python
# -*- coding: utf-8 -*-
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# ***************************************************************************
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# * Copyright (c) 2021 sliptonic <shopinthewoods@gmail.com> *
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# * *
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# * This program is free software; you can redistribute it and/or modify *
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# * it under the terms of the GNU Lesser General Public License (LGPL) *
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# * as published by the Free Software Foundation; either version 2 of *
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# * the License, or (at your option) any later version. *
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# * for detail see the LICENCE text file. *
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# * *
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# * This program is distributed in the hope that it will be useful, *
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# * but WITHOUT ANY WARRANTY; without even the implied warranty of *
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# * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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# * GNU Library General Public License for more details. *
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# * *
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# * You should have received a copy of the GNU Library General Public *
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# * License along with this program; if not, write to the Free Software *
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# * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
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# * USA *
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# * *
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# ***************************************************************************
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import FreeCAD
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import Part
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import Path
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import PathScripts.PathLog as PathLog
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import Generators.helix_generator as generator
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import PathTests.PathTestUtils as PathTestUtils
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PathLog.setLevel(PathLog.Level.INFO, PathLog.thisModule())
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PathLog.trackModule(PathLog.thisModule())
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def _resetArgs():
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v1 = FreeCAD.Vector(5, 5, 20)
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v2 = FreeCAD.Vector(5, 5, 18)
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edg = Part.makeLine(v1, v2)
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return {
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"edge": edg,
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"hole_radius": 10.0,
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"step_down": 1.0,
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"step_over": 5.0,
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"tool_diameter": 5.0,
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"inner_radius": 0.0,
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"direction": "CW",
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"startAt": "Inside",
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}
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class TestPathHelixGenerator(PathTestUtils.PathTestBase):
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expectedHelixGCode = "G0 X12.500000 Y5.000000\
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G1 Z20.000000\
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G2 I-7.500000 J0.000000 X-2.500000 Y5.000000 Z19.500000\
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G2 I7.500000 J0.000000 X12.500000 Y5.000000 Z19.000000\
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G2 I-7.500000 J0.000000 X-2.500000 Y5.000000 Z18.500000\
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G2 I7.500000 J0.000000 X12.500000 Y5.000000 Z18.000000\
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G2 I-7.500000 J0.000000 X-2.500000 Y5.000000 Z18.000000\
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G2 I7.500000 J0.000000 X12.500000 Y5.000000 Z18.000000\
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G0 X5.000000 Y5.000000 Z20.000000"
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def test00(self):
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"""Test Basic Helix Generator Return"""
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args = _resetArgs()
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result = generator.generate(**args)
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self.assertTrue(type(result) is list)
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self.assertTrue(type(result[0]) is Path.Command)
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gcode = "".join([r.toGCode() for r in result])
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self.assertTrue(
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gcode == self.expectedHelixGCode, "Incorrect helix g-code generated"
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)
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def test01(self):
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"""Test Basic Helix Generator hole_radius is float > 0"""
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args = _resetArgs()
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args["hole_radius"] = 10
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self.assertRaises(ValueError, generator.generate, **args)
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args["hole_radius"] = -10.0
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self.assertRaises(ValueError, generator.generate, **args)
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def test02(self):
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"""Test Basic Helix Generator inner_radius is float"""
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args = _resetArgs()
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args["inner_radius"] = 2
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self.assertRaises(ValueError, generator.generate, **args)
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def test03(self):
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"""Test Basic Helix Generator tool_diameter is float"""
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args = _resetArgs()
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args["tool_diameter"] = 5
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self.assertRaises(ValueError, generator.generate, **args)
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def test04(self):
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"""Test Basic Helix Generator tool fit with radius difference less than tool diameter"""
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args = _resetArgs()
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# require tool fit 1: radius diff less than tool diam
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args["hole_radius"] = 10.0
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args["inner_radius"] = 6.0
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args["tool_diameter"] = 5.0
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self.assertRaises(ValueError, generator.generate, **args)
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# require tool fit 2: hole radius less than tool diam with zero inner radius
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args["hole_radius"] = 4.5
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args["inner_radius"] = 0.0
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args["tool_diameter"] = 5.0
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self.assertRaises(ValueError, generator.generate, **args)
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def test05(self):
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"""Test Basic Helix Generator validate the startAt enumeration value"""
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args = _resetArgs()
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args["startAt"] = "Other"
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self.assertRaises(ValueError, generator.generate, **args)
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def test06(self):
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"""Test Basic Helix Generator validate the direction enumeration value"""
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args = _resetArgs()
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args["direction"] = "clock"
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self.assertRaises(ValueError, generator.generate, **args)
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def test07(self):
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"""Test Basic Helix Generator verify linear edge is vertical"""
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# verify linear edge is vertical: X
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args = _resetArgs()
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v1 = FreeCAD.Vector(5, 5, 20)
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v2 = FreeCAD.Vector(5.0001, 5, 10)
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edg = Part.makeLine(v1, v2)
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args["edge"] = edg
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self.assertRaises(ValueError, generator.generate, **args)
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# verify linear edge is vertical: Y
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args = _resetArgs()
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v1 = FreeCAD.Vector(5, 5.0001, 20)
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v2 = FreeCAD.Vector(5, 5, 10)
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edg = Part.makeLine(v1, v2)
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args["edge"] = edg
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self.assertRaises(ValueError, generator.generate, **args)
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def test08(self):
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"""Test Helix Generator with horizontal edge"""
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args = _resetArgs()
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v1 = FreeCAD.Vector(10, 5, 5)
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v2 = FreeCAD.Vector(20, 5, 5)
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edg = Part.makeLine(v1, v2)
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args["edge"] = edg
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self.assertRaises(ValueError, generator.generate, **args)
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def test09(self):
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"""Test Helix Generator with inverted vertical edge"""
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args = _resetArgs()
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v1 = FreeCAD.Vector(5, 5, 18)
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v2 = FreeCAD.Vector(5, 5, 20)
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edg = Part.makeLine(v1, v2)
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args["edge"] = edg
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self.assertRaises(ValueError, generator.generate, **args)
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