mirror of
https://github.com/wassname/simpeg.git
synced 2026-06-28 23:42:13 +08:00
Rowan Cockett
101 lines
5.2 KiB
Python
101 lines
5.2 KiB
Python
import numpy as np
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import unittest
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from SimPEG.mesh import TensorMesh, LogicallyOrthogonalMesh
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from SimPEG.utils import ndgrid
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class BasicLOMTests(unittest.TestCase):
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def setUp(self):
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a = np.array([1, 1, 1])
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b = np.array([1, 2])
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c = np.array([1, 4])
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gridIt = lambda h: [np.cumsum(np.r_[0, x]) for x in h]
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X, Y = ndgrid(gridIt([a, b]), vector=False)
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self.TM2 = TensorMesh([a, b])
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self.LOM2 = LogicallyOrthogonalMesh([X, Y])
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X, Y, Z = ndgrid(gridIt([a, b, c]), vector=False)
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self.TM3 = TensorMesh([a, b, c])
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self.LOM3 = LogicallyOrthogonalMesh([X, Y, Z])
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def test_area_3D(self):
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test_area = np.array([1, 1, 1, 1, 2, 2, 2, 2, 4, 4, 4, 4, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 2, 2, 2, 1, 1, 1, 2, 2, 2, 1, 1, 1, 2, 2, 2])
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self.assertTrue(np.all(self.LOM3.area == test_area))
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def test_vol_3D(self):
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test_vol = np.array([1, 1, 1, 2, 2, 2, 4, 4, 4, 8, 8, 8])
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np.testing.assert_almost_equal(self.LOM3.vol, test_vol)
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self.assertTrue(True) # Pass if you get past the assertion.
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def test_vol_2D(self):
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test_vol = np.array([1, 1, 1, 2, 2, 2])
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t1 = np.all(self.LOM2.vol == test_vol)
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self.assertTrue(t1)
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def test_edge_3D(self):
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test_edge = np.array([1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4])
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t1 = np.all(self.LOM3.edge == test_edge)
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self.assertTrue(t1)
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def test_edge_2D(self):
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test_edge = np.array([1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2])
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t1 = np.all(self.LOM2.edge == test_edge)
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self.assertTrue(t1)
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def test_tangents(self):
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T = self.LOM2.tangents
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self.assertTrue(np.all(self.LOM2.r(T, 'E', 'Ex', 'V')[0] == np.ones(self.LOM2.nE[0])))
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self.assertTrue(np.all(self.LOM2.r(T, 'E', 'Ex', 'V')[1] == np.zeros(self.LOM2.nE[0])))
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self.assertTrue(np.all(self.LOM2.r(T, 'E', 'Ey', 'V')[0] == np.zeros(self.LOM2.nE[1])))
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self.assertTrue(np.all(self.LOM2.r(T, 'E', 'Ey', 'V')[1] == np.ones(self.LOM2.nE[1])))
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T = self.LOM3.tangents
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self.assertTrue(np.all(self.LOM3.r(T, 'E', 'Ex', 'V')[0] == np.ones(self.LOM3.nE[0])))
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self.assertTrue(np.all(self.LOM3.r(T, 'E', 'Ex', 'V')[1] == np.zeros(self.LOM3.nE[0])))
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self.assertTrue(np.all(self.LOM3.r(T, 'E', 'Ex', 'V')[2] == np.zeros(self.LOM3.nE[0])))
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self.assertTrue(np.all(self.LOM3.r(T, 'E', 'Ey', 'V')[0] == np.zeros(self.LOM3.nE[1])))
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self.assertTrue(np.all(self.LOM3.r(T, 'E', 'Ey', 'V')[1] == np.ones(self.LOM3.nE[1])))
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self.assertTrue(np.all(self.LOM3.r(T, 'E', 'Ey', 'V')[2] == np.zeros(self.LOM3.nE[1])))
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self.assertTrue(np.all(self.LOM3.r(T, 'E', 'Ez', 'V')[0] == np.zeros(self.LOM3.nE[2])))
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self.assertTrue(np.all(self.LOM3.r(T, 'E', 'Ez', 'V')[1] == np.zeros(self.LOM3.nE[2])))
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self.assertTrue(np.all(self.LOM3.r(T, 'E', 'Ez', 'V')[2] == np.ones(self.LOM3.nE[2])))
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def test_normals(self):
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N = self.LOM2.normals
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self.assertTrue(np.all(self.LOM2.r(N, 'F', 'Fx', 'V')[0] == np.ones(self.LOM2.nF[0])))
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self.assertTrue(np.all(self.LOM2.r(N, 'F', 'Fx', 'V')[1] == np.zeros(self.LOM2.nF[0])))
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self.assertTrue(np.all(self.LOM2.r(N, 'F', 'Fy', 'V')[0] == np.zeros(self.LOM2.nF[1])))
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self.assertTrue(np.all(self.LOM2.r(N, 'F', 'Fy', 'V')[1] == np.ones(self.LOM2.nF[1])))
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N = self.LOM3.normals
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self.assertTrue(np.all(self.LOM3.r(N, 'F', 'Fx', 'V')[0] == np.ones(self.LOM3.nF[0])))
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self.assertTrue(np.all(self.LOM3.r(N, 'F', 'Fx', 'V')[1] == np.zeros(self.LOM3.nF[0])))
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self.assertTrue(np.all(self.LOM3.r(N, 'F', 'Fx', 'V')[2] == np.zeros(self.LOM3.nF[0])))
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self.assertTrue(np.all(self.LOM3.r(N, 'F', 'Fy', 'V')[0] == np.zeros(self.LOM3.nF[1])))
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self.assertTrue(np.all(self.LOM3.r(N, 'F', 'Fy', 'V')[1] == np.ones(self.LOM3.nF[1])))
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self.assertTrue(np.all(self.LOM3.r(N, 'F', 'Fy', 'V')[2] == np.zeros(self.LOM3.nF[1])))
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self.assertTrue(np.all(self.LOM3.r(N, 'F', 'Fz', 'V')[0] == np.zeros(self.LOM3.nF[2])))
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self.assertTrue(np.all(self.LOM3.r(N, 'F', 'Fz', 'V')[1] == np.zeros(self.LOM3.nF[2])))
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self.assertTrue(np.all(self.LOM3.r(N, 'F', 'Fz', 'V')[2] == np.ones(self.LOM3.nF[2])))
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def test_grid(self):
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self.assertTrue(np.all(self.LOM2.gridFx == self.TM2.gridFx))
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self.assertTrue(np.all(self.LOM2.gridFy == self.TM2.gridFy))
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self.assertTrue(np.all(self.LOM2.gridEx == self.TM2.gridEx))
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self.assertTrue(np.all(self.LOM2.gridEy == self.TM2.gridEy))
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self.assertTrue(np.all(self.LOM3.gridFx == self.TM3.gridFx))
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self.assertTrue(np.all(self.LOM3.gridFy == self.TM3.gridFy))
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self.assertTrue(np.all(self.LOM3.gridFz == self.TM3.gridFz))
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self.assertTrue(np.all(self.LOM3.gridEx == self.TM3.gridEx))
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self.assertTrue(np.all(self.LOM3.gridEy == self.TM3.gridEy))
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self.assertTrue(np.all(self.LOM3.gridEz == self.TM3.gridEz))
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if __name__ == '__main__':
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unittest.main()
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