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32 lines
1.1 KiB
Python
32 lines
1.1 KiB
Python
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import pytest
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from netgen.csg import *
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def GetNSurfaceElements(mesh, boundary):
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nse_in_layer = 0
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for el in mesh.Elements2D():
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print(el.index)
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if mesh.GetBCName(el.index-1) == boundary:
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nse_in_layer += 1
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return nse_in_layer
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@pytest.mark.parametrize("outside", [True, False])
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def test_boundarylayer(outside, capfd):
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mesh = unit_cube.GenerateMesh(maxh=0.3)
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ne_before = mesh.ne
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layer_surfacenames = ["right", "top"]
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mesh.BoundaryLayer("|".join(layer_surfacenames), [0.01, 0.02], "layer", outside=outside, grow_edges=True)
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should_ne = ne_before + 2 * sum([GetNSurfaceElements(mesh, surf) for surf in layer_surfacenames])
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assert mesh.ne == should_ne
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capture = capfd.readouterr()
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assert not "elements are not matching" in capture.out
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for side in ["front"]:
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mesh.BoundaryLayer(side, [0.001], "layer", outside=outside, grow_edges=True)
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should_ne += GetNSurfaceElements(mesh, side)
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assert mesh.ne == should_ne
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capture = capfd.readouterr()
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assert not "elements are not matching" in capture.out
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