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test for makeSplineApprox

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adam-urbanczyk
2021-03-18 19:50:05 +01:00
parent cd1be11b39
commit 54831144a2
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83
tests/naca.py Executable file
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@ -0,0 +1,83 @@
naca5305 = [
[1.000074, 0.000520],
[0.998545, 0.000829],
[0.993968, 0.001750],
[0.986369, 0.003267],
[0.975792, 0.005351],
[0.962301, 0.007964],
[0.945974, 0.011059],
[0.926909, 0.014580],
[0.905218, 0.018465],
[0.881032, 0.022648],
[0.854494, 0.027058],
[0.825764, 0.031621],
[0.795017, 0.036263],
[0.762437, 0.040911],
[0.728224, 0.045493],
[0.692585, 0.049938],
[0.655739, 0.054180],
[0.617912, 0.058158],
[0.579336, 0.061813],
[0.540252, 0.065095],
[0.500900, 0.067958],
[0.461525, 0.070367],
[0.422374, 0.072291],
[0.383692, 0.073709],
[0.345722, 0.074611],
[0.308702, 0.074992],
[0.272257, 0.074521],
[0.237079, 0.072481],
[0.203612, 0.069020],
[0.172090, 0.064350],
[0.142727, 0.058704],
[0.115719, 0.052328],
[0.091240, 0.045475],
[0.069442, 0.038397],
[0.050454, 0.031335],
[0.034383, 0.024516],
[0.021313, 0.018141],
[0.011308, 0.012382],
[0.004410, 0.007379],
[0.000639, 0.003232],
[0.000000, 0.000000],
[0.002443, -0.002207],
[0.007902, -0.003318],
[0.016322, -0.003385],
[0.027630, -0.002492],
[0.041737, -0.000752],
[0.058539, 0.001696],
[0.077918, 0.004691],
[0.099743, 0.008055],
[0.123875, 0.011591],
[0.150167, 0.015098],
[0.178462, 0.018365],
[0.208603, 0.021185],
[0.240422, 0.023351],
[0.273752, 0.024670],
[0.308614, 0.024992],
[0.345261, 0.024967],
[0.382862, 0.024875],
[0.421191, 0.024682],
[0.460016, 0.024358],
[0.499100, 0.023878],
[0.538207, 0.023226],
[0.577098, 0.022390],
[0.615534, 0.021370],
[0.653278, 0.020171],
[0.690099, 0.018807],
[0.725767, 0.017298],
[0.760061, 0.015670],
[0.792768, 0.013955],
[0.823684, 0.012188],
[0.852613, 0.010407],
[0.879374, 0.008651],
[0.903799, 0.006957],
[0.925731, 0.005364],
[0.945032, 0.003906],
[0.961578, 0.002615],
[0.975264, 0.001519],
[0.986001, 0.000641],
[0.993720, 0.000001],
[0.998372, -0.000389],
[0.999926, -0.000520],
]

16
tests/test_cadquery.py
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@ -4387,3 +4387,19 @@ class TestCadQuery(BaseTest):
with raises(ValueError):
r.chamfer2D(0.25, [vs[0]])
def testSplineApprox(self):
from .naca import naca5305
pts = [Vector(e[0], e[1], 0) for e in naca5305]
e1 = Edge.makeSplineApprox(pts, 1e-6, maxDeg=6, smoothing=(1, 1, 1))
e2 = Edge.makeSplineApprox(pts, 1e-6, minDeg=2, maxDeg=6)
self.assertTrue(e1.isValid())
self.assertTrue(e2.isValid())
self.assertTrue(e1.Length() > e2.Length())
with raises(ValueError):
e4 = Edge.makeSplineApprox(pts, 1e-6, maxDeg=3, smoothing=(1, 1, 1.0))