1 # -*- coding: iso-8859-1 -*-
2 # Copyright (C) 2007-2020 CEA/DEN, EDF R&D
4 # This library is free software; you can redistribute it and/or
5 # modify it under the terms of the GNU Lesser General Public
6 # License as published by the Free Software Foundation; either
7 # version 2.1 of the License, or (at your option) any later version.
9 # This library is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 # Lesser General Public License for more details.
14 # You should have received a copy of the GNU Lesser General Public
15 # License along with this library; if not, write to the Free Software
16 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
20 # Author : Anthony Geay (CEA/DEN)
24 from math import pi,e,sqrt
25 from MEDLoaderDataForTest import MEDLoaderDataForTest,WriteInTmpDir
26 from MEDLoaderDataForTest import GeneratePyfile7,GeneratePyfile10,GeneratePyfile12,GeneratePyfile13,GeneratePyfile14,GeneratePyfile18,GeneratePyfile19
28 class MEDLoaderTest1(unittest.TestCase):
30 def testMesh1DRW(self):
31 mesh=MEDLoaderDataForTest.build1DMesh_1();
32 mesh.checkConsistencyLight();
33 MEDLoader.WriteUMesh("Pyfile1.med",mesh,True);
34 mesh_rw=MEDLoader.ReadUMeshFromFile("Pyfile1.med",mesh.getName(),0);
35 self.assertTrue(mesh.isEqual(mesh_rw,1e-12));
39 def testMesh2DCurveRW(self):
40 mesh=MEDLoaderDataForTest.build2DCurveMesh_1();
41 mesh.checkConsistencyLight();
42 MEDLoader.WriteUMesh("Pyfile2.med",mesh,True);
43 mesh_rw=MEDLoader.ReadUMeshFromFile("Pyfile2.med",mesh.getName(),0);
44 self.assertTrue(mesh.isEqual(mesh_rw,1e-12));
48 def testMesh2DRW(self):
49 mesh=MEDLoaderDataForTest.build2DMesh_1();
50 mesh.checkConsistencyLight();
51 MEDLoader.WriteUMesh("Pyfile3.med",mesh,True);
52 mesh_rw=MEDLoader.ReadUMeshFromFile("Pyfile3.med",mesh.getName(),0);
53 self.assertTrue(mesh.isEqual(mesh_rw,1e-12));
57 def testMesh3DSurfRW(self):
58 mesh=MEDLoaderDataForTest.build3DSurfMesh_1();
59 mesh.checkConsistencyLight();
60 MEDLoader.WriteUMesh("Pyfile4.med",mesh,True);
61 mesh_rw=MEDLoader.ReadUMeshFromFile("Pyfile4.med",mesh.getName(),0);
62 self.assertTrue(mesh.isEqual(mesh_rw,1e-12));
66 def testMesh3DRW(self):
67 mesh=MEDLoaderDataForTest.build3DMesh_1();
68 mesh.checkConsistencyLight();
69 MEDLoader.WriteUMesh("Pyfile5.med",mesh,True);
70 mesh_rw=MEDLoader.ReadUMeshFromFile("Pyfile5.med",mesh.getName(),0);
71 self.assertTrue(mesh.isEqual(mesh_rw,1e-12));
75 def testFieldRW1(self):
80 def testFieldRW2(self):
81 fileName="Pyfile8.med";
84 f1=MEDLoaderDataForTest.buildVecFieldOnCells_1();
85 MEDLoader.WriteField(fileName,f1,True);
87 f1.getArray().setIJ(0,0,VAL1);
88 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fileName,f1);
89 f1.setTime(10.14,18,19);
90 f1.getArray().setIJ(0,0,VAL2);
91 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fileName,f1);
92 #retrieving time steps...
93 f2=MEDLoader.ReadFieldCell(fileName,f1.getMesh().getName(),0,f1.getName(),8,9);
95 f1.getArray().setIJ(0,0,VAL1);
96 self.assertTrue(f1.isEqual(f2,1e-12,1e-12));
97 f2=MEDLoader.ReadFieldCell(fileName,f1.getMesh().getName(),0,f1.getName(),0,1);
98 f3=MEDLoaderDataForTest.buildVecFieldOnCells_1();
99 self.assertTrue(f3.isEqual(f2,1e-12,1e-12));
100 f2=MEDLoader.ReadFieldCell(fileName,f1.getMesh().getName(),0,f1.getName(),18,19);
101 f1.setTime(10.14,18,19);
102 f1.getArray().setIJ(0,0,VAL2);
103 self.assertTrue(f1.isEqual(f2,1e-12,1e-12));
104 #test of throw on invalid (dt,it)
105 self.assertRaises(Exception,MEDLoader.ReadFieldCell,fileName,f1.getMesh().getName(),0,f1.getName(),28,19);
107 f1=MEDLoaderDataForTest.buildVecFieldOnNodes_1();
108 fileName2="Pyfile9.med";
109 MEDLoader.WriteField(fileName2,f1,True);
110 f1.setTime(110.,108,109);
111 tmp=f1.getArray().getPointer();
112 f1.getArray().setIJ(0,3,VAL1);
113 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fileName2,f1);
114 f1.setTime(210.,208,209);
115 f1.getArray().setIJ(0,3,VAL2);
116 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fileName2,f1);
117 f2=MEDLoader.ReadFieldNode(fileName2,f1.getMesh().getName(),0,f1.getName(),108,109);
118 f1.setTime(110.,108,109);
119 f1.getArray().setIJ(0,3,VAL1);
120 self.assertTrue(f1.isEqual(f2,1e-12,1e-12));
121 f2=MEDLoader.ReadFieldNode(fileName2,f1.getMesh().getName(),0,f1.getName(),2,3);
122 f3=MEDLoaderDataForTest.buildVecFieldOnNodes_1();
123 self.assertTrue(f3.isEqual(f2,1e-12,1e-12));
124 f2=MEDLoader.ReadFieldNode(fileName2,f1.getMesh().getName(),0,f1.getName(),208,209);
125 f1.setTime(210.,208,209);
126 f1.getArray().setIJ(0,3,VAL2);
127 self.assertTrue(f1.isEqual(f2,1e-12,1e-12));
131 # Multi field in a same file, but this field has several
134 def testFieldRW3(self):
135 fileName="Pyfile11.med";
137 VAL2=-1111111111111.;
140 f1=MEDLoaderDataForTest.buildVecFieldOnCells_1();
141 f1.getMesh().setName(name3);
144 tmp=f1.getArray().getPointer();
145 f1.getArray().setIJ(0,0,VAL1);
146 MEDLoader.WriteField(fileName,f1,True);
147 f1.setTime(10.14,18,19);
148 f1.getArray().setIJ(0,0,VAL2);
149 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fileName,f1);
150 f1.getMesh().setName(name3);
151 f1.setTime(10.55,28,29);
152 f1.getArray().setIJ(0,0,3*VAL1);
153 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fileName,f1);
154 vec=MEDLoader.GetMeshNamesOnField(fileName,name1);
155 f1.setTime(10.66,38,39);
156 f1.getArray().setIJ(0,0,3*VAL2);
157 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fileName,f1);
158 f1.setTime(10.77,48,49);
159 f1.getArray().setIJ(0,0,4*VAL2);
160 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fileName,f1);
162 f1=MEDLoaderDataForTest.buildVecFieldOnNodes_1();
164 f1.getMesh().setName(name3);
165 f1.setTime(110.,8,9);
166 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fileName,f1);
167 f1.setTime(110.,108,109);
168 tmp=f1.getArray().getPointer();
169 f1.getArray().setIJ(0,3,VAL1);
170 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fileName,f1);
171 f1.setTime(210.,208,209);
172 f1.getArray().setIJ(0,3,VAL2);
173 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fileName,f1);
175 it1=MEDLoader.GetCellFieldIterations(fileName,name3,name1);
176 self.assertEqual(5,len(it1));
177 self.assertEqual(8,it1[0][0]); self.assertEqual(9,it1[0][1]);
178 self.assertEqual(18,it1[1][0]); self.assertEqual(19,it1[1][1]);
179 self.assertEqual(28,it1[2][0]); self.assertEqual(29,it1[2][1]);
180 self.assertEqual(38,it1[3][0]); self.assertEqual(39,it1[3][1]);
181 self.assertEqual(48,it1[4][0]); self.assertEqual(49,it1[4][1]);
182 it3=MEDLoader.GetNodeFieldIterations(fileName,name3,name1);
183 self.assertEqual(3,len(it3));
184 self.assertEqual(8,it3[0][0]); self.assertEqual(9,it3[0][1]);
185 self.assertEqual(108,it3[1][0]); self.assertEqual(109,it3[1][1]);
186 self.assertEqual(208,it3[2][0]); self.assertEqual(209,it3[2][1]);
189 f1=MEDLoader.ReadFieldCell(fileName,name3,0,name1,8,9);
190 self.assertAlmostEqual(VAL1,f1.getArray().getIJ(0,0),13);
191 f1=MEDLoader.ReadFieldCell(fileName,name3,0,name1,18,19);
192 self.assertAlmostEqual(VAL2,f1.getArray().getIJ(0,0),13);
193 f1=MEDLoader.ReadFieldCell(fileName,name3,0,name1,28,29);
194 self.assertAlmostEqual(3*VAL1,f1.getArray().getIJ(0,0),13);
195 f1=MEDLoader.ReadFieldCell(fileName,name3,0,name1,38,39);
196 self.assertAlmostEqual(3*VAL2,f1.getArray().getIJ(0,0),13);
197 f1=MEDLoader.ReadFieldCell(fileName,name3,0,name1,48,49);
198 self.assertAlmostEqual(4*VAL2,f1.getArray().getIJ(0,0),13);
200 f1=MEDLoader.ReadFieldNode(fileName,name3,0,name1,8,9);
201 self.assertAlmostEqual(71.,f1.getArray().getIJ(0,3),13);
202 f1=MEDLoader.ReadFieldNode(fileName,name3,0,name1,108,109);
203 self.assertAlmostEqual(VAL1,f1.getArray().getIJ(0,3),13);
204 f1=MEDLoader.ReadFieldNode(fileName,name3,0,name1,208,209);
205 self.assertAlmostEqual(VAL2,f1.getArray().getIJ(0,3),13);
209 def testMultiMeshRW1(self):
210 GeneratePyfile10(self)
214 def testFieldProfilRW1(self):
215 GeneratePyfile12(self)
220 def testFieldGaussRW1(self):
221 GeneratePyfile13(self)
225 def testFieldGaussNERW1(self):
226 GeneratePyfile14(self)
230 def testMesh3DSurfShuffleRW(self):
231 fileName="Pyfile15.med";
232 mesh=MEDLoaderDataForTest.build3DSurfMesh_1();
233 renumber1=[2,5,1,0,3,4]
234 mesh.renumberCells(renumber1,False);
235 mesh.checkConsistencyLight();
236 MEDLoader.WriteUMesh(fileName,mesh,True);
237 mesh_rw=MEDLoader.ReadUMeshFromFile(fileName,mesh.getName(),0);
238 self.assertTrue(mesh.isEqual(mesh_rw,1e-12));
242 def testMultiFieldShuffleRW1(self):
243 fileName="Pyfile17.med";
244 m=MEDLoaderDataForTest.build3DMesh_2();
245 self.assertEqual(20,m.getNumberOfCells());
246 self.assertEqual(45,m.getNumberOfNodes());
248 m.convertToPolyTypes(polys);
249 renum=[1,3,2,8,9,12,13,16,19,0,4,7,5,15,14,17,10,18,6,11]
250 m.renumberCells(renum,False);
251 m.orientCorrectlyPolyhedrons();
253 MEDLoader.WriteUMesh(fileName,m,True);
254 f1Tmp=m.getMeasureField(False);
255 f1=f1Tmp.buildNewTimeReprFromThis(MEDLoader.ONE_TIME,False);
257 f_1=f1.cloneWithMesh(True);
258 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fileName,f1);
260 f1.setTime(0.01,3,4);
261 f_2=f1.cloneWithMesh(True);
262 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fileName,f1);
263 f1.applyFunc("2*x/3");
264 f1.setTime(0.02,5,6);
265 f_3=f1.cloneWithMesh(True);
266 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fileName,f1);
268 its=[(1,2),(3,4),(5,6)];
269 fs=MEDLoader.ReadFieldsOnSameMesh(MEDLoader.ON_CELLS,fileName,f_1.getMesh().getName(),0,f_1.getName(),its);
270 self.assertEqual(3,len(fs));
271 self.assertTrue(fs[0].isEqual(f_1,1e-12,1e-12));
272 self.assertTrue(fs[1].isEqual(f_2,1e-12,1e-12));
273 self.assertTrue(fs[2].isEqual(f_3,1e-12,1e-12));
277 def testWriteUMeshesRW1(self):
278 GeneratePyfile18(self)
282 def testFieldNodeProfilRW1(self):
283 GeneratePyfile19(self)
287 def testFieldNodeProfilRW2(self):
288 fileName="Pyfile23.med";
289 mesh=MEDLoaderDataForTest.build3DSurfMesh_1();
290 MEDLoader.WriteUMesh(fileName,mesh,True);
292 f1=MEDLoader.MEDCouplingFieldDouble.New(MEDLoader.ON_NODES,MEDLoader.ONE_TIME);
293 f1.setName("FieldMix");
295 arr2=[1071.,1171.,1010.,1110.,1020.,1120.,1030.,1130.,1040.,1140.,1050.,1150.,
296 1060.,1160.,1070.,1170.,1080.,1180.,1090.,1190.,1091.,1191.,1092.,1192.];
297 array=MEDLoader.DataArrayDouble.New();
298 array.setValues(arr2,12,2);
300 array.setInfoOnComponent(0,"plkj [mm]");
301 array.setInfoOnComponent(1,"pqqqss [mm]");
302 tmp=array.getPointer();
303 f1.setTime(3.17,2,7);
305 renumArr=[3,7,2,1,5,11,10,0,9,6,8,4]
306 f1.renumberNodes(renumArr);
307 f1.checkConsistencyLight();
308 MEDLoader.WriteField(fileName,f1,False);#<- False important for the test
309 f2=MEDLoader.ReadFieldNode(fileName,f1.getMesh().getName(),0,f1.getName(),2,7);
310 self.assertTrue(f2.isEqual(f1,1e-12,1e-12));
315 def testMixCellAndNodesFieldRW1(self):
316 fileName="Pyfile21.med";
317 mesh=MEDLoaderDataForTest.build3DSurfMesh_1();
318 f1=MEDLoader.MEDCouplingFieldDouble.New(MEDLoader.ON_CELLS,MEDLoader.ONE_TIME);
319 f1.setName("FieldMix");
321 array=MEDLoader.DataArrayDouble.New();
323 arr1=[71.,171.,10.,110.,20.,120.,30.,130.,40.,140.,50.,150.]
324 array.setValues(arr1,6,2);
325 array.setInfoOnComponent(0,"plkj [mm]");
326 array.setInfoOnComponent(1,"pqqqss [mm]");
327 f1.setTime(3.14,2,7);
328 f1.checkConsistencyLight();
330 f2=MEDLoader.MEDCouplingFieldDouble.New(MEDLoader.ON_NODES,MEDLoader.ONE_TIME);
331 f2.setName("FieldMix");
333 array=MEDLoader.DataArrayDouble.New();
335 arr2=[1071.,1171.,1010.,1110.,1020.,1120.,1030.,1130.,1040.,1140.,1050.,1150.,
336 1060.,1160.,1070.,1170.,1080.,1180.,1090.,1190.,1091.,1191.,1092.,1192.]
337 array.setValues(arr2,12,2)
338 array.setInfoOnComponent(0,"plkj [mm]");
339 array.setInfoOnComponent(1,"pqqqss [mm]");
340 f2.setTime(3.14,2,7);
341 f2.checkConsistencyLight();
343 MEDLoader.WriteField(fileName,f1,True);
344 ts=MEDLoader.GetTypesOfField(fileName,f1.getMesh().getName(),f1.getName());
345 self.assertEqual(1,len(ts));
346 self.assertEqual(MEDLoader.ON_CELLS,ts[0]);
347 fs=MEDLoader.GetAllFieldNamesOnMesh(fileName,f1.getMesh().getName());
348 self.assertEqual(1,len(fs));
349 self.assertTrue(fs[0]=="FieldMix");
350 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fileName,f2);
351 fs=MEDLoader.GetAllFieldNamesOnMesh(fileName,f1.getMesh().getName());
352 self.assertEqual(1,len(fs));
353 self.assertTrue(fs[0]=="FieldMix");
355 ts=MEDLoader.GetTypesOfField(fileName,f1.getMesh().getName(),f1.getName());
356 self.assertEqual(2,len(ts));
357 self.assertEqual(MEDLoader.ON_NODES,ts[0]);
358 self.assertEqual(MEDLoader.ON_CELLS,ts[1]);
360 f3=MEDLoader.ReadFieldNode(fileName,f1.getMesh().getName(),0,f1.getName(),2,7);
361 self.assertTrue(f3.isEqual(f2,1e-12,1e-12));
362 f3=MEDLoader.ReadFieldCell(fileName,f1.getMesh().getName(),0,f1.getName(),2,7);
363 self.assertTrue(f3.isEqual(f1,1e-12,1e-12));
368 def testGetAllFieldNamesRW1(self):
369 fileName="Pyfile22.med";
370 mesh=MEDLoaderDataForTest.build2DMesh_2();
371 f1=MEDLoader.MEDCouplingFieldDouble.New(MEDLoader.ON_NODES,MEDLoader.ONE_TIME);
372 f1.setName("Field1");
373 f1.setTime(3.44,5,6);
375 f1.fillFromAnalytic(2,"x+y");
376 MEDLoader.WriteField(fileName,f1,True);
377 f1.setTime(1002.3,7,8);
378 f1.fillFromAnalytic(2,"x+77.*y");
379 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fileName,f1);
380 f1.setName("Field2");
381 MEDLoader.WriteField(fileName,f1,False);
382 f1.setName("Field3");
383 mesh.setName("2DMesh_2Bis");
384 MEDLoader.WriteField(fileName,f1,False);
385 f1=MEDLoader.MEDCouplingFieldDouble.New(MEDLoader.ON_CELLS,MEDLoader.ONE_TIME);
386 f1.setName("Field8");
387 f1.setTime(8.99,7,9);
389 f1.fillFromAnalytic(3,"3*x+y");
390 MEDLoader.WriteField(fileName,f1,False);
391 fs=MEDLoader.GetAllFieldNames(fileName);
392 self.assertEqual(4,len(fs));
393 self.assertTrue(fs[0]=="Field1");
394 self.assertTrue(fs[1]=="Field2");
395 self.assertTrue(fs[2]=="Field3");
396 self.assertTrue(fs[3]=="Field8");
400 def testBigNbOfCompoNonReg(self):
401 fileName="Pyfile57.med"
402 m=MEDLoader.MEDCouplingCMesh() ; m.setCoords(MEDLoader.DataArrayDouble([0,1,2,3]),MEDLoader.DataArrayDouble([0,1]),MEDLoader.DataArrayDouble([0,1]))
403 m=m.buildUnstructured() ; m.setName("TinyMesh")
404 f=MEDLoader.MEDCouplingFieldDouble(MEDLoader.ON_CELLS) ; f.setMesh(m)
406 arr=MEDLoader.DataArrayDouble(nbOfCompo*3) ; arr.iota()
407 arr.rearrange(nbOfCompo)
408 arr.setInfoOnComponents(["c%i" % (i) for i in range(nbOfCompo)])
410 f.setName("FieldBigCompo")
411 MEDLoader.WriteField(fileName,f,True)
412 f2=MEDLoader.ReadFieldCell(fileName,m.getName(),0,f.getName(),-1,-1)
413 self.assertTrue(f.isEqual(f2,1e-12,1e-12))
417 def testMultiMeshTypeWrite0(self):
419 m=MEDLoader.MEDCoupling1SGTUMesh("mesh",MEDLoader.NORM_QUAD4) ; m.allocateCells()
420 m.insertNextCell([0,2,1,3])
421 m.setCoords(MEDLoader.DataArrayDouble([0.,0.,1.,1.,1.,0.,0.,1.],4,2))
423 ms = [m.deepCopy() for i in range(4)]
424 for i,elt in enumerate(ms):
425 elt.translate([float(i)*1.5,0.])
428 m0=MEDLoader.MEDCoupling1SGTUMesh.Merge1SGTUMeshes(ms)
429 f=m0.getMeasureField(False) ; f.getArray().setInfoOnComponents(["ABC [defg]"])
430 MEDLoader.WriteField(fname,f,True)
432 fRead=MEDLoader.ReadFieldCell(fname,"merge",0,f.getName(),-1,-1)
433 fRead.setMesh(MEDLoader.MEDCoupling1SGTUMesh(fRead.getMesh()))
434 self.assertTrue(f.isEqual(fRead,1e-12,1e-12))
436 m0=m0.buildUnstructured() ; m0.convertAllToPoly()
437 m0=MEDLoader.MEDCoupling1DGTUMesh(m0)
438 f=m0.getMeasureField(False) ; f.getArray().setInfoOnComponents(["ABC [defg]"])
439 MEDLoader.WriteField(fname,f,True)
441 fRead=MEDLoader.ReadFieldCell(fname,"merge",0,f.getName(),-1,-1)
442 fRead.setMesh(MEDLoader.MEDCoupling1DGTUMesh(fRead.getMesh()))
443 self.assertTrue(f.isEqual(fRead,1e-12,1e-12))
445 m0=MEDLoader.MEDCouplingCMesh()
446 arr=MEDLoader.DataArrayDouble(4) ; arr.iota()
447 m0.setCoords(arr,arr)
449 f=m0.getMeasureField(False) ; f.getArray().setInfoOnComponents(["ABC [defg]"])
450 MEDLoader.WriteField(fname,f,True)
452 fRead=MEDLoader.ReadFieldCell(fname,"mesh",0,f.getName(),-1,-1)
453 self.assertTrue(f.isEqual(fRead,1e-12,1e-12))
455 c=m0.buildUnstructured().getCoords()
456 m0=MEDLoader.MEDCouplingCurveLinearMesh("mesh")
457 m0.setNodeGridStructure([4,4])
459 f=m0.getMeasureField(False) ; f.getArray().setInfoOnComponents(["ABC [defg]"])
460 MEDLoader.WriteField(fname,f,True)
462 fRead=MEDLoader.ReadFieldCell(fname,"mesh",0,f.getName(),-1,-1)
463 self.assertTrue(f.isEqual(fRead,1e-12,1e-12))
467 def testMultiMeshTypeWrite1(self):
469 m=MEDLoader.MEDCoupling1SGTUMesh("mesh",MEDLoader.NORM_QUAD4) ; m.allocateCells()
470 m.insertNextCell([0,2,1,3])
471 m.setCoords(MEDLoader.DataArrayDouble([0.,0.,1.,1.,1.,0.,0.,1.],4,2))
473 ms = [m.deepCopy() for i in range(4)]
474 for i,elt in enumerate(ms):
475 elt.translate([float(i)*1.5,0.])
477 m0=MEDLoader.MEDCoupling1SGTUMesh.Merge1SGTUMeshes(ms)
478 MEDLoader.WriteMesh(fname,m0,True)
480 mRead=MEDLoader.ReadMeshFromFile(fname,"merge",0)
481 self.assertTrue(isinstance(mRead,MEDLoader.MEDCouplingUMesh))
482 mRead=MEDLoader.MEDCoupling1SGTUMesh(mRead)
483 self.assertTrue(m0.isEqual(mRead,1e-12))
485 m0=m0.buildUnstructured() ; m0.convertAllToPoly()
486 m0=MEDLoader.MEDCoupling1DGTUMesh(m0)
487 MEDLoader.WriteMesh(fname,m0,True)
489 mRead=MEDLoader.ReadMeshFromFile(fname,"merge",0)
490 mRead=MEDLoader.MEDCoupling1DGTUMesh(mRead)
491 self.assertTrue(m0.isEqual(mRead,1e-12))
493 m0=MEDLoader.MEDCouplingCMesh()
494 arr=MEDLoader.DataArrayDouble(4) ; arr.iota()
495 m0.setCoords(arr,arr)
497 MEDLoader.WriteMesh(fname,m0,True)
499 mRead=MEDLoader.ReadMeshFromFile(fname,0)
500 self.assertTrue(isinstance(mRead,MEDLoader.MEDCouplingCMesh))
501 self.assertTrue(m0.isEqual(mRead,1e-12))
503 c=m0.buildUnstructured().getCoords()
504 m0=MEDLoader.MEDCouplingCurveLinearMesh("mesh")
505 m0.setNodeGridStructure([4,4])
507 MEDLoader.WriteMesh(fname,m0,True)
509 mRead=MEDLoader.ReadMeshFromFile(fname,0)
510 self.assertTrue(isinstance(mRead,MEDLoader.MEDCouplingCurveLinearMesh))
511 self.assertTrue(m0.isEqual(mRead,1e-12))
515 def testChangeGroupName(self):
516 """ This test is a non regression test on MEDFileUMesh.changeGroupName thanks to Alliance.
518 mfd=MEDLoaderDataForTest.buildAMEDFileDataWithGroupOnOneFamilyForSauv()
519 mesh = mfd.getMeshes().getMeshAtPos(0)
520 mesh.changeGroupName("grp0_LM1", "xonall1")
521 self.assertTrue("xonall1" in mesh.getGroupsNames())
525 def testFieldWithTooLongName(self):
526 """ This test is a non regression test, to check that in basic API the policies are taken into account.
530 coords = [0.,0., 0.,1., 1.,1., 1.,0.]
534 m=MEDLoader.MEDCouplingUMesh.New("mesh",2)
536 m.insertNextCell(MEDLoader.NORM_QUAD4,4,conn2D)
537 m.finishInsertingCells()
538 # assigning coordinates
539 meshCoords=MEDLoader.DataArrayDouble.New()
540 meshCoords.setValues(coords, 4, 2)
541 m.setCoords(meshCoords)
543 f=MEDLoader.MEDCouplingFieldDouble.New(MEDLoader.ON_CELLS,MEDLoader.ONE_TIME)
545 d=MEDLoader.DataArrayDouble.New()
548 # setting a long name
549 d.setInfoOnComponent(0,"CONCENTRATION of I129")
553 mm=MEDLoader.MEDFileUMesh()
554 MEDLoader.SetTooLongStrPolicy(2)
555 MEDLoader.AssignStaticWritePropertiesTo(mm)
556 self.assertEqual(2,mm.getTooLongStrPolicy())
557 MEDLoader.SetTooLongStrPolicy(0)
558 MEDLoader.AssignStaticWritePropertiesTo(mm)
559 self.assertEqual(0,mm.getTooLongStrPolicy())
562 MEDLoader.SetTooLongStrPolicy(2)
563 self.assertRaises(MEDLoader.InterpKernelException,MEDLoader.WriteField,fname,f,True)# the component name is too long + policy 2 -> throw
564 f.getArray().setInfoOnComponent(0,'I129')
565 MEDLoader.WriteField(fname,f,True)
569 def testUsingAlreadyWrittenMesh2(self):
570 """ This test focuses on MEDLoader.WriteFieldUsingAlreadyWrittenMesh with mesh different from UMesh.
573 mesh=MEDLoader.MEDCouplingCMesh("mesh")
574 arrX=MEDLoader.DataArrayDouble([0,1,2,3])
575 arrY=MEDLoader.DataArrayDouble([0,2,3,5,7])
576 arrZ=MEDLoader.DataArrayDouble([7])
577 mesh.setCoords(arrX,arrY,arrZ)
579 f1=MEDLoader.MEDCouplingFieldDouble(MEDLoader.ON_NODES) ; f1.setName("f1")
581 arr=MEDLoader.DataArrayDouble(20) ; arr.iota()
583 f1.checkConsistencyLight()
585 f2=MEDLoader.MEDCouplingFieldDouble(MEDLoader.ON_NODES) ; f2.setName("f2")
587 arr=MEDLoader.DataArrayDouble(20) ; arr.iota() ; arr*=3
589 f2.checkConsistencyLight()
591 f11=f1.deepCopy() ; (f11.getArray())[:]*=4 ; f11.setTime(1.1,5,6)
593 MEDLoader.WriteMesh(fname,f1.getMesh(),True)
594 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fname,f1)
595 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fname,f2)
596 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fname,f11)
598 f1r=MEDLoader.ReadFieldNode(fname,"mesh",0,"f1",-1,-1);
599 self.assertTrue(f1.isEqual(f1r,1e-12,1e-12))
600 self.assertTrue(f1r.getArray().isEqual(MEDLoader.DataArrayDouble([0.,1.,2.,3.,4.,5.,6.,7.,8.,9.,10.,11.,12.,13.,14.,15.,16.,17.,18.,19.]),1e-12))
601 f2r=MEDLoader.ReadFieldNode(fname,"mesh",0,"f2",-1,-1);
602 self.assertTrue(f2.isEqual(f2r,1e-12,1e-12))
603 self.assertTrue(f2r.getArray().isEqual(MEDLoader.DataArrayDouble([0.,3.,6.,9.,12.,15.,18.,21.,24.,27.,30.,33.,36.,39.,42.,45.,48.,51.,54.,57.]),1e-12))
604 f3r=MEDLoader.ReadFieldNode(fname,"mesh",0,"f1",5,6);
605 self.assertTrue(f11.isEqual(f3r,1e-12,1e-12))
606 self.assertTrue(f3r.getArray().isEqual(MEDLoader.DataArrayDouble([0.,4.,8.,12.,16.,20.,24.,28.,32.,36.,40.,44.,48.,52.,56.,60.,64.,68.,72.,76.]),1e-12))
610 def testEasyFieldRead1(self):
611 fname="Pyfile111.med"
612 arr=MEDLoader.DataArrayDouble(4) ; arr.iota()
613 m=MEDLoader.MEDCouplingCMesh() ; m.setCoords(arr,arr)
614 m=m.buildUnstructured()
616 f=MEDLoader.MEDCouplingFieldDouble(MEDLoader.ON_CELLS)
619 da=MEDLoader.DataArrayDouble([2,3,4,5,6,7,8,9,10])
620 f.setArray(da) ; f.setMesh(m)
621 MEDLoader.WriteField(fname,f,True)
623 self.assertTrue(f.isEqual(MEDLoader.ReadField(fname),1e-12,1e-12))
624 self.assertTrue(f.isEqual(MEDLoader.ReadField(fname,"field"),1e-12,1e-12))
625 self.assertTrue(f.isEqual(MEDLoader.ReadField(fname,"field",1,2),1e-12,1e-12))
626 self.assertTrue(f.isEqual(MEDLoader.ReadField(MEDLoader.ON_CELLS,fname,"mesh",0,"field",1,2),1e-12,1e-12))
629 f3.setArray(f.getArray()+30)
632 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fname,f3)
634 self.assertRaises(Exception,MEDLoader.ReadField,fname) # because several fields in fname now
635 self.assertTrue(f.isEqual(MEDLoader.ReadField(fname,"field"),1e-12,1e-12))
636 self.assertTrue(f.isEqual(MEDLoader.ReadField(fname,"field",1,2),1e-12,1e-12))
637 self.assertTrue(f.isEqual(MEDLoader.ReadField(MEDLoader.ON_CELLS,fname,"mesh",0,"field",1,2),1e-12,1e-12))
638 self.assertTrue(f3.isEqual(MEDLoader.ReadField(fname,"field2"),1e-12,1e-12))
639 self.assertTrue(f3.isEqual(MEDLoader.ReadField(fname,"field2",4,5),1e-12,1e-12))
640 self.assertTrue(f3.isEqual(MEDLoader.ReadField(MEDLoader.ON_CELLS,fname,"mesh",0,"field2",4,5),1e-12,1e-12))
644 f2.setArray(f2.getArray()+10)
645 MEDLoader.WriteFieldUsingAlreadyWrittenMesh(fname,f2)
647 self.assertRaises(Exception,MEDLoader.ReadField,fname) # because unique field "field" has more than one time step
648 self.assertRaises(Exception,MEDLoader.ReadField,fname,"field") # because unique field "field" has more than one time step
649 self.assertTrue(f.isEqual(MEDLoader.ReadField(fname,"field",1,2),1e-12,1e-12))
650 self.assertTrue(f.isEqual(MEDLoader.ReadField(MEDLoader.ON_CELLS,fname,"mesh",0,"field",1,2),1e-12,1e-12))
651 self.assertTrue(f2.isEqual(MEDLoader.ReadField(fname,"field",3,4),1e-12,1e-12))
652 self.assertTrue(f2.isEqual(MEDLoader.ReadField(MEDLoader.ON_CELLS,fname,"mesh",0,"field",3,4),1e-12,1e-12))
654 self.assertTrue(f.isEqual(MEDLoader.ReadField(fname,"field",1,2),1e-12,1e-12))
655 self.assertTrue(f.isEqual(MEDLoader.ReadField(MEDLoader.ON_CELLS,fname,"mesh",0,"field",1,2),1e-12,1e-12))
656 self.assertTrue(f2.isEqual(MEDLoader.ReadField(fname,"field",3,4),1e-12,1e-12))
657 self.assertTrue(f2.isEqual(MEDLoader.ReadField(MEDLoader.ON_CELLS,fname,"mesh",0,"field",3,4),1e-12,1e-12))
659 self.assertTrue(f3.isEqual(MEDLoader.ReadField(fname,"field2"),1e-12,1e-12))
660 self.assertTrue(f3.isEqual(MEDLoader.ReadField(fname,"field2",4,5),1e-12,1e-12))
661 self.assertRaises(Exception,MEDLoader.ReadField,fname,"field2",5,5) # invalid time step
662 self.assertTrue(f3.isEqual(MEDLoader.ReadField(MEDLoader.ON_CELLS,fname,"mesh",0,"field2",4,5),1e-12,1e-12))
663 self.assertRaises(Exception,MEDLoader.ReadField,MEDLoader.ON_CELLS,fname,"mesh",0,"field2",5,5) # invalid time step
664 # Test on profile - restart from scratch
665 mm=MEDLoader.MEDFileUMesh()
669 pfl = MEDLoader.DataArrayInt(list(range(8)))
672 f=MEDLoader.MEDCouplingFieldDouble(MEDLoader.ON_CELLS)
675 da=MEDLoader.DataArrayDouble([2,3,4,5,6,7,8,9])
676 f.setArray(da) ; f.setMesh(m[pfl])
677 f.checkConsistencyLight()
679 f1ts=MEDLoader.MEDFileField1TS()
680 f1ts.setFieldProfile(f,mm,0,pfl)
683 self.assertTrue(f.isEqual(MEDLoader.ReadField(fname),1e-12,1e-12))
684 self.assertTrue(f.isEqual(MEDLoader.ReadField(fname,"field"),1e-12,1e-12))
685 self.assertTrue(f.isEqual(MEDLoader.ReadField(fname,"field",1,2),1e-12,1e-12))
686 self.assertTrue(f.isEqual(MEDLoader.ReadField(MEDLoader.ON_CELLS,fname,"mesh",0,"field",1,2),1e-12,1e-12))
689 f3.setArray(f.getArray()+30)
692 f1ts=MEDLoader.MEDFileField1TS()
693 f1ts.setFieldProfile(f3,mm,0,pfl)
696 self.assertRaises(Exception,MEDLoader.ReadField,fname) # because several fields in fname now
697 self.assertTrue(f.isEqual(MEDLoader.ReadField(fname,"field"),1e-12,1e-12))
698 self.assertTrue(f.isEqual(MEDLoader.ReadField(fname,"field",1,2),1e-12,1e-12))
699 self.assertTrue(f.isEqual(MEDLoader.ReadField(MEDLoader.ON_CELLS,fname,"mesh",0,"field",1,2),1e-12,1e-12))
700 self.assertTrue(f3.isEqual(MEDLoader.ReadField(fname,"field2"),1e-12,1e-12))
701 self.assertTrue(f3.isEqual(MEDLoader.ReadField(fname,"field2",4,5),1e-12,1e-12))
702 self.assertTrue(f3.isEqual(MEDLoader.ReadField(MEDLoader.ON_CELLS,fname,"mesh",0,"field2",4,5),1e-12,1e-12))
706 f2.setArray(f2.getArray()+10)
707 f1ts=MEDLoader.MEDFileField1TS()
708 f1ts.setFieldProfile(f2,mm,0,pfl)
711 self.assertRaises(Exception,MEDLoader.ReadField,fname) # because unique field "field" has more than one time step
712 self.assertRaises(Exception,MEDLoader.ReadField,fname,"field") # because unique field "field" has more than one time step
713 self.assertTrue(f.isEqual(MEDLoader.ReadField(fname,"field",1,2),1e-12,1e-12))
714 self.assertTrue(f.isEqual(MEDLoader.ReadField(MEDLoader.ON_CELLS,fname,"mesh",0,"field",1,2),1e-12,1e-12))
715 self.assertTrue(f2.isEqual(MEDLoader.ReadField(fname,"field",3,4),1e-12,1e-12))
716 self.assertTrue(f2.isEqual(MEDLoader.ReadField(MEDLoader.ON_CELLS,fname,"mesh",0,"field",3,4),1e-12,1e-12))
718 self.assertTrue(f.isEqual(MEDLoader.ReadField(fname,"field",1,2),1e-12,1e-12))
719 self.assertTrue(f.isEqual(MEDLoader.ReadField(MEDLoader.ON_CELLS,fname,"mesh",0,"field",1,2),1e-12,1e-12))
720 self.assertTrue(f2.isEqual(MEDLoader.ReadField(fname,"field",3,4),1e-12,1e-12))
721 self.assertTrue(f2.isEqual(MEDLoader.ReadField(MEDLoader.ON_CELLS,fname,"mesh",0,"field",3,4),1e-12,1e-12))
723 self.assertTrue(f3.isEqual(MEDLoader.ReadField(fname,"field2"),1e-12,1e-12))
724 self.assertTrue(f3.isEqual(MEDLoader.ReadField(fname,"field2",4,5),1e-12,1e-12))
725 self.assertRaises(Exception,MEDLoader.ReadField,fname,"field2",5,5) # invalid time step
726 self.assertTrue(f3.isEqual(MEDLoader.ReadField(MEDLoader.ON_CELLS,fname,"mesh",0,"field2",4,5),1e-12,1e-12))
727 self.assertRaises(Exception,MEDLoader.ReadField,MEDLoader.ON_CELLS,fname,"mesh",0,"field2",5,5) # invalid time step
731 def testMultiWriteFieldOnMergeableNodesMeshes(self):
732 fname="Pyfile120.med"
733 arr=MEDLoader.DataArrayDouble([(0,0),(1,0),(0,1),(0,0),(1,0),(0,1)])
734 m=MEDLoader.MEDCouplingUMesh("mesh",2)
737 m.insertNextCell(MEDLoader.NORM_TRI3,[0,4,2])
738 m.insertNextCell(MEDLoader.NORM_TRI3,[3,1,5])
741 f=MEDLoader.MEDCouplingFieldDouble(MEDLoader.ON_CELLS)
743 f.setArray(MEDLoader.DataArrayDouble([5,6]))
747 MEDLoader.WriteField(fname,f,True)
749 MEDLoader.WriteField(fname,f,False)
754 if __name__ == "__main__":