28 lines
929 B
Python
28 lines
929 B
Python
import unittest
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from freecad import app
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from freecad import part
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from freecad.gears.basegear import helical_extrusion
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class GearTests(unittest.TestCase):
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def test_helical_extrusion(self):
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"""check if helical extrusion is working correctly"""
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n = app.Vector(0, 0, 1)
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m = app.Vector(0, 0, 0)
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r = 10
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h = 10
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degree = 3.1415926535 / 4
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a = part.Circle(m, n, r)
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face = part.Face(part.Wire(a.toShape()))
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s = helical_extrusion(face, h, 1)
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# face 0 is the cylinder
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# face 1 is pointing in positive z direction
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# face 2 is pointing in negative z direction
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self.asserTrue((s.Faces[1].normalAt(0,0) - n).Length < 10e-15)
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self.asserTrue((s.Faces[2].normalAt(0,0) + n).Length < 10e-15)
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self.asserTrue(s.Faces[1].valueAt(0,0)[2] - h < 10e-15)
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self.asserTrue(s.Faces[2].valueAt(0,0)[2] - 0. < 10e-15) |