mirror of
https://github.com/wassname/simpeg.git
synced 2026-06-30 20:36:55 +08:00
Rowan Cockett
108 lines
4.1 KiB
Python
108 lines
4.1 KiB
Python
from SimPEG.Mesh import TensorMesh
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from SimPEG.Mesh.NewTreeMesh import TreeMesh
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import numpy as np
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import unittest
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import matplotlib.pyplot as plt
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TOL = 1e-10
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class TestQuadTreeMesh(unittest.TestCase):
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def setUp(self):
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M = TreeMesh([np.ones(x) for x in [3,2]])
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M.refineFace(0)
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self.M = M
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M.number()
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# M.plotGrid(showIt=True)
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def test_MeshSizes(self):
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self.assertTrue(self.M.nC==9)
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self.assertTrue(self.M.nF==25)
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self.assertTrue(self.M.nFx==12)
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self.assertTrue(self.M.nFy==13)
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self.assertTrue(self.M.nE==25)
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self.assertTrue(self.M.nEx==13)
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self.assertTrue(self.M.nEy==12)
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def test_gridCC(self):
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x = np.r_[0.25,0.75,1.5,2.5,0.25,0.75,0.5,1.5,2.5]
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y = np.r_[0.25,0.25,0.5,0.5,0.75,0.75,1.5,1.5,1.5]
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self.assertTrue(np.linalg.norm((np.c_[x,y]-self.M.gridCC).flatten()) == 0)
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def test_gridN(self):
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x = np.r_[0,0.5,1,2,3,0,0.5,1,0,0.5,1,2,3,0,1,2,3]
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y = np.r_[0,0,0,0,0,.5,.5,.5,1,1,1,1,1,2,2,2,2]
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self.assertTrue(np.linalg.norm((np.c_[x,y]-self.M.gridN).flatten()) == 0)
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def test_gridFx(self):
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x = np.r_[0.0,0.5,1.0,2.0,3.0,0.0,0.5,1.0,0.0,1.0,2.0,3.0]
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y = np.r_[0.25,0.25,0.25,0.5,0.5,0.75,0.75,0.75,1.5,1.5,1.5,1.5]
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self.assertTrue(np.linalg.norm((np.c_[x,y]-self.M.gridFx).flatten()) == 0)
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def test_gridFy(self):
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x = np.r_[0.25,0.75,1.5,2.5,0.25,0.75,0.25,0.75,1.5,2.5,0.5,1.5,2.5]
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y = np.r_[0,0,0,0,0.5,0.5,1,1,1,1,2,2,2]
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self.assertTrue(np.linalg.norm((np.c_[x,y]-self.M.gridFy).flatten()) == 0)
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def test_gridEx(self):
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x = np.r_[0.25,0.75,1.5,2.5,0.25,0.75,0.25,0.75,1.5,2.5,0.5,1.5,2.5]
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y = np.r_[0,0,0,0,0.5,0.5,1,1,1,1,2,2,2]
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self.assertTrue(np.linalg.norm((np.c_[x,y]-self.M.gridEx).flatten()) == 0)
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def test_gridEy(self):
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x = np.r_[0.0,0.5,1.0,2.0,3.0,0.0,0.5,1.0,0.0,1.0,2.0,3.0]
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y = np.r_[0.25,0.25,0.25,0.5,0.5,0.75,0.75,0.75,1.5,1.5,1.5,1.5]
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self.assertTrue(np.linalg.norm((np.c_[x,y]-self.M.gridEy).flatten()) == 0)
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def test_vol(self):
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v = np.r_[0.25,0.25,1,1,0.25,0.25,1,1,1]
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self.assertTrue(np.linalg.norm((v-self.M.vol)) < TOL)
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def test_edge(self):
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ex = np.r_[0.5,0.5,1,1,0.5,0.5,0.5,0.5,1,1,1,1,1]
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ey = np.r_[0.5,0.5,0.5,1,1,0.5,0.5,0.5,1,1,1,1]
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self.assertTrue(np.linalg.norm((np.r_[ex,ey]-self.M.edge)) < TOL)
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def test_area(self):
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ax = np.r_[0.5,0.5,0.5,1,1,0.5,0.5,0.5,1,1,1,1]
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ay = np.r_[0.5,0.5,1,1,0.5,0.5,0.5,0.5,1,1,1,1,1]
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self.assertTrue(np.linalg.norm((np.r_[ax,ay]-self.M.area)) < TOL)
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class SimpleOctreeOperatorTests(unittest.TestCase):
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def setUp(self):
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h1 = np.random.rand(5)
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h2 = np.random.rand(7)
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h3 = np.random.rand(3)
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# self.tM = TensorMesh([h1,h2,h3])
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# self.oM = TreeMesh([h1,h2,h3])
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self.tM2 = TensorMesh([h1,h2])
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self.oM2 = TreeMesh([h1,h2])
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# self.oM2.plotGrid(showIt=True)
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def test_faceDiv(self):
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# self.assertAlmostEqual((self.tM.faceDiv - self.oM.faceDiv).toarray().sum(), 0)
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self.assertAlmostEqual((self.tM2.faceDiv - self.oM2.faceDiv).toarray().sum(), 0)
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# def test_nodalGrad(self):
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# self.assertAlmostEqual((self.tM.nodalGrad - self.oM.nodalGrad).toarray().sum(), 0)
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# self.assertAlmostEqual((self.tM2.nodalGrad - self.oM2.nodalGrad).toarray().sum(), 0)
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# def test_edgeCurl(self):
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# self.assertAlmostEqual((self.tM.edgeCurl - self.oM.edgeCurl).toarray().sum(), 0)
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# # self.assertAlmostEqual((self.tM2.edgeCurl - self.oM2.edgeCurl).toarray().sum(), 0)
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# def test_InnerProducts(self):
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# self.assertAlmostEqual((self.tM.getFaceInnerProduct() - self.oM.getFaceInnerProduct()).toarray().sum(), 0)
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# self.assertAlmostEqual((self.tM2.getFaceInnerProduct() - self.oM2.getFaceInnerProduct()).toarray().sum(), 0)
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# self.assertAlmostEqual((self.tM2.getEdgeInnerProduct() - self.oM2.getEdgeInnerProduct()).toarray().sum(), 0)
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# self.assertAlmostEqual((self.tM.getEdgeInnerProduct() - self.oM.getEdgeInnerProduct()).toarray().sum(), 0)
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if __name__ == '__main__':
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unittest.main()
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