1 # -*- coding: iso-8859-1 -*-
2 # Copyright (C) 2007-2016 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 : Edward AGAPOV (eap)
22 from MEDLoader import *
24 from MEDLoaderDataForTest import MEDLoaderDataForTest
26 class SauvLoaderTest(unittest.TestCase):
28 def __getResourcesDirectory(self):
29 med_root_dir = os.getenv("MEDCOUPLING_ROOT_DIR")
31 pth = os.path.join( os.getenv("MEDCOUPLING_ROOT_DIR"), "share","resources","med")
32 if os.path.exists(pth):
34 current_dir = os.path.dirname(os.path.realpath(__file__))
35 pth = os.path.join(current_dir, "..", "..", "..", "resources")
36 if not os.path.exists(pth):
37 raise Exception("SauvLoaderTest: Unable to get resource directory")
41 def testSauv2Med(self):
42 # get a file containing all types of readable piles
43 sauvFile = os.path.join( self.__getResourcesDirectory(),"allPillesTest.sauv")
44 self.assertTrue( os.access( sauvFile, os.F_OK))
46 # read SAUV and write MED
47 medFile = "SauvLoaderTest.med"
48 sr=SauvReader(sauvFile);
49 d2=sr.loadInMEDFileDS();
53 self.assertEqual(1,d2.getNumberOfMeshes())
54 self.assertEqual(8+97,d2.getNumberOfFields())
56 m = mm.getMeshAtPos(0)
57 self.assertEqual(17,len(m.getGroupsNames()))
62 def testMed2Sauv(self):
64 medFile = os.path.join(self.__getResourcesDirectory(),"pointe.med")
65 self.assertTrue( os.access( medFile, os.F_OK))
66 pointeMed = MEDFileData.New( medFile )
68 # add 3 faces to pointeMed
69 pointeMedMesh = pointeMed.getMeshes().getMeshAtPos(0)
70 pointeM1D = MEDCouplingUMesh.New()
71 pointeM1D.setCoords( pointeMedMesh.getCoords() )
72 pointeM1D.setMeshDimension( 2 )
73 pointeM1D.allocateCells( 3 )
74 pointeM1D.insertNextCell( NORM_TRI3, 3, [0,1,2])
75 pointeM1D.insertNextCell( NORM_TRI3, 3, [0,1,3])
76 pointeM1D.insertNextCell( NORM_QUAD4, 4, [10,11,12,13])
77 pointeM1D.finishInsertingCells()
78 pointeMedMesh.setMeshAtLevel( -1, pointeM1D )
79 pointeMed.getMeshes().setMeshAtPos( 0, pointeMedMesh )
81 # add a field on 2 faces to pointeMed
82 ff1=MEDFileFieldMultiTS.New()
83 f1=MEDCouplingFieldDouble.New(ON_GAUSS_NE,ONE_TIME)
84 #f1.setMesh( pointeM1D )
85 f1.setName("Field on 2 faces")
86 d=DataArrayDouble.New()
88 d.setInfoOnComponent(0,"sigX [MPa]")
89 d.setInfoOnComponent(1,"sigY [GPa]")
90 d.setValues([311,312,321,322,331,332,411,412,421,422,431,432,441,442],3+4,2)
93 da.setValues([0,2],2,1)
95 ff1.appendFieldProfile(f1,pointeMedMesh,-1,da)
96 pointeMed.getFields().pushField( ff1 )
99 pointeFields = pointeMed.getFields()
100 for i in range(pointeFields.getNumberOfFields()):
101 if pointeFields.getFieldAtPos(i).getName() == "fieldnodeint":
102 pointeFields.destroyFieldAtPos( i )
105 # write pointeMed to SAUV
106 sauvFile = "SauvLoaderTest.sauv"
108 sw.setMEDFileDS(pointeMed);
111 # read SAUV and check
112 sr=SauvReader.New(sauvFile);
113 d2=sr.loadInMEDFileDS();
114 self.assertEqual(1,d2.getNumberOfMeshes())
115 self.assertEqual(4,d2.getNumberOfFields())
116 m = d2.getMeshes().getMeshAtPos(0)
117 self.assertEqual("maa1",m.getName())
118 self.assertEqual(6,len(m.getGroupsNames()))
119 self.assertEqual(3,m.getMeshDimension())
120 groups = m.getGroupsNames()
121 self.assertTrue( "groupe1" in groups )
122 self.assertTrue( "groupe2" in groups )
123 self.assertTrue( "groupe3" in groups )
124 self.assertTrue( "groupe4" in groups )
125 self.assertTrue( "groupe5" in groups )
126 self.assertTrue( "maa1" in groups )
127 self.assertEqual(16,m.getSizeAtLevel(0))
128 um0 = m.getMeshAtLevel(0)
129 self.assertEqual(12, um0.getNumberOfCellsWithType( NORM_TETRA4 ))
130 self.assertEqual(2, um0.getNumberOfCellsWithType( NORM_PYRA5 ))
131 self.assertEqual(2, um0.getNumberOfCellsWithType( NORM_HEXA8 ))
132 um1 = m.getMeshAtLevel(-1)
133 #self.assertEqual(2, um1.getNumberOfCellsWithType( NORM_TRI3 ))
134 self.assertEqual(1, um1.getNumberOfCellsWithType( NORM_TRI3 ))
135 pointeUM0 = pointeMedMesh.getMeshAtLevel(0)
136 self.assertTrue(m.getCoords().isEqualWithoutConsideringStr(pointeMedMesh.getCoords(),1e-12))
137 self.assertEqual( um0.getMeasureField(False).accumulate(0),
138 pointeUM0.getMeasureField(False).accumulate(0),1e-12)
141 fieldnodedoubleTS1 = pointeMed.getFields().getFieldWithName("fieldnodedouble")
142 fieldnodedoubleTS2 = d2.getFields().getFieldWithName("fieldnodedouble")
143 self.assertEqual( fieldnodedoubleTS1.getInfo(), fieldnodedoubleTS2.getInfo())
144 self.assertEqual( fieldnodedoubleTS1.getNumberOfTS(), fieldnodedoubleTS2.getNumberOfTS())
145 io1 = fieldnodedoubleTS1.getIterations()
146 io2 = fieldnodedoubleTS2.getIterations()
147 for i in range(fieldnodedoubleTS1.getNumberOfTS()):
148 fnd1 = fieldnodedoubleTS1.getFieldOnMeshAtLevel(ON_NODES, io1[i][0],io1[i][1],pointeUM0)
149 fnd2 = fieldnodedoubleTS2.getFieldOnMeshAtLevel(ON_NODES, io2[i][0],io2[i][1],um0)
150 self.assertTrue( fnd1.getArray().isEqual( fnd2.getArray(), 1e-12 ))
151 # fieldcelldoublevector
152 fieldnodedoubleTS1 = pointeMed.getFields().getFieldWithName("fieldcelldoublevector")
153 fieldnodedoubleTS2 = d2.getFields().getFieldWithName("fieldcelldoublevector")
154 self.assertEqual( fieldnodedoubleTS1.getInfo(), fieldnodedoubleTS2.getInfo())
155 self.assertEqual( fieldnodedoubleTS1.getNumberOfTS(), fieldnodedoubleTS2.getNumberOfTS())
156 io1 = fieldnodedoubleTS1.getIterations()
157 io2 = fieldnodedoubleTS2.getIterations()
158 for i in range(fieldnodedoubleTS1.getNumberOfTS()):
159 fnd1 = fieldnodedoubleTS1.getFieldOnMeshAtLevel(ON_CELLS, io1[i][0],io1[i][1],pointeUM0)
160 fnd2 = fieldnodedoubleTS2.getFieldOnMeshAtLevel(ON_CELLS, io2[i][0],io2[i][1],um0)
161 self.assertAlmostEqual( fnd1.accumulate(0), fnd2.accumulate(0) )
162 self.assertAlmostEqual( fnd1.accumulate(1), fnd2.accumulate(1) )
163 self.assertAlmostEqual( fnd1.accumulate(2), fnd2.accumulate(2) )
165 fieldOnFaces = d2.getFields().getFieldWithName(f1.getName())
166 io1 = fieldOnFaces.getIterations()
167 fof = fieldOnFaces.getFieldOnMeshAtLevel(f1.getTypeOfField(),io1[i][0],io1[i][1],um1)
168 self.assertTrue( d.isEqual( fof.getArray(), 1e-12 ))
171 os.remove( sauvFile )
174 def testSauv2MedWONodeFamilyNum(self):
175 """test for issue 0021673: [CEA 566] Bug in SauvWriter when writing meshes
176 having no family ids on nodes."""
178 myCoords=DataArrayDouble.New([-0.3,-0.3, 0.2,-0.3, 0.7,-0.3, -0.3,0.2, 0.2,0.2, 0.7,0.2, -0.3,0.7, 0.2,0.7, 0.7,0.7 ],9,2)
179 targetConn=[0,3,4,1, 1,4,2, 4,5,2, 6,7,4,3, 7,8,5,4];
180 targetMesh=MEDCouplingUMesh.New("BugInSauvWriter",2);
181 targetMesh.allocateCells(5);
182 targetMesh.insertNextCell(NORM_TRI3,3,targetConn[4:7]);
183 targetMesh.insertNextCell(NORM_TRI3,3,targetConn[7:10]);
184 targetMesh.insertNextCell(NORM_QUAD4,4,targetConn[0:4]);
185 targetMesh.insertNextCell(NORM_QUAD4,4,targetConn[10:14]);
186 targetMesh.insertNextCell(NORM_QUAD4,4,targetConn[14:18]);
187 targetMesh.finishInsertingCells();
188 targetMesh.setCoords(myCoords);
191 m.setMeshAtLevel(0,targetMesh)
193 fam=DataArrayInt.New(targetMesh.getNumberOfNodes())
195 #m.setFamilyFieldArr(1,fam)
198 ms=MEDFileMeshes.New()
200 meddata=MEDFileData.New()
201 meddata.setMeshes(ms)
203 medFile = "BugInSauvWriter.sauv"
205 sw.setMEDFileDS(meddata);
211 def testSauv2MedOnPipe1D(self):
212 """test for issue 0021745: [CEA 600] Some missing groups in mesh after reading a SAUV file with SauvReader."""
213 sauvFile="Test_sauve_1D.sauv"
214 # Make a sauve file with a qudratic 1D mesh
215 m=MEDCouplingUMesh.New("pipe1D",1)
217 targetConn=[0,2,1, 2,4,3]
218 m.insertNextCell(NORM_SEG3,3,targetConn[0:3])
219 m.insertNextCell(NORM_SEG3,3,targetConn[3:6])
220 m.finishInsertingCells();
222 coords=[ 0.,1.,2.,4.,5. ];
223 c=DataArrayDouble.New()
224 c.setValues(coords,5,1)
227 mm=MEDFileUMesh.New()
228 mm.setName(m.getName())
229 mm.setDescription("1D mesh")
231 mm.setMeshAtLevel(0,m);
233 mfd1 = MEDFileData.New()
234 ms=MEDFileMeshes.New(); ms.setMeshAtPos(0,mm)
238 sw.setMEDFileDS(mfd1)
240 # Check connectivity read from the sauv file
241 sr = SauvReader.New(sauvFile)
242 mfd2 = sr.loadInMEDFileDS()
243 mfMesh = mfd2.getMeshes()[0]
244 mesh = mfMesh.getMeshAtLevel(0)
245 self.assertTrue(mesh.getNodalConnectivity().isEqual(m.getNodalConnectivity()))
251 def testSauvReaderOnBigMesh(self):
252 # create a box with 1 million cells
254 nb_segs = [100, 100, 100]
255 box_sizes = [1., 1., 1.]
256 compo_names = ["x", "y", "z"]
257 box_steps = [box_sizes[i]/nb_segs[i] for i in range(mesh_dim)]
258 mesh = MEDCouplingCMesh.New("Mesh_box")
262 for i in range(mesh_dim):
263 axe_coords = [j*box_steps[i] for j in range(nb_segs[i]+1)]
265 axe_arr = DataArrayDouble.New(axe_coords)
266 axe_arr.setInfoOnComponent(0,compo_names[i])
268 axes_arrays.append(axe_arr)
270 mesh.setCoords(*axes_arrays)
271 umesh = mesh.buildUnstructured()
274 m.setMeshAtLevel(0,umesh)
277 ms=MEDFileMeshes.New()
279 meddata=MEDFileData.New()
280 meddata.setMeshes(ms)
283 sauvFile = "box.sauv"
285 sw.setMEDFileDS(meddata);
289 sr=SauvReader(sauvFile);
290 d2=sr.loadInMEDFileDS();
292 m = mm.getMeshAtPos(0)
295 coords = m.getCoords()
296 nb_coords_values = coords.getNbOfElems()
297 nb_coords_values_expected = mesh_dim*((nb_segs[0]+1)*(nb_segs[1]+1)*(nb_segs[2]+1))
298 self.assertEqual(nb_coords_values, nb_coords_values_expected)
300 os.remove( sauvFile )
303 @unittest.skipUnless(HasXDR(),"requires XDR")
304 def testMissingGroups(self):
305 """test for issue 0021749: [CEA 601] Some missing groups in mesh after reading a SAUV file with SauvReader."""
306 sauvFile = os.path.join(self.__getResourcesDirectory(),"BDC-714.sauv")
307 self.assertTrue( os.access( sauvFile, os.F_OK))
308 name_of_group_on_cells='Slice10:ABSORBER'
309 name_of_group_on_cells2='Slice10:00LR'
310 sr=SauvReader.New(sauvFile)
311 mfd2=sr.loadInMEDFileDS()
312 mfMesh=mfd2.getMeshes()[0]
314 self.assertTrue(name_of_group_on_cells in mfMesh.getGroupsNames())
315 self.assertTrue(name_of_group_on_cells2 in mfMesh.getGroupsNames())
316 self.assertEqual(270,len(mfMesh.getGroupsNames()))
318 ids1=mfMesh.getGroupArr(0,name_of_group_on_cells)
319 ids2=mfMesh.getGroupArr(0,name_of_group_on_cells2)
322 self.assertTrue(ids1.isEqual(ids2))
325 @unittest.skipUnless(HasXDR(),"requires XDR")
326 def testReadSauvXDRCastem17(self):
327 """test reading Castem17 XDR sauv with 'ENREGISTREMENT DE TYPE 8'"""
328 sauvFile = os.path.join(self.__getResourcesDirectory(),"castem17_result_xdr.sauv")
329 self.assertTrue( os.access( sauvFile, os.F_OK))
330 sr=SauvReader.New(sauvFile)
331 mfd2=sr.loadInMEDFileDS()
332 mfMesh=mfd2.getMeshes()[0]
333 umesh0 = mfMesh.getMeshAtLevel(0)
335 self.assertEqual(2,umesh0.getNumberOfCellsWithType( NORM_HEXA8 ))
336 self.assertEqual(12,umesh0.getNumberOfNodes())
338 mfField=mfd2.getFields().getFieldWithName("TEMP1")
339 iterations = mfField.getIterations()
340 field0 = mfField.getFieldOnMeshAtLevel(ON_NODES, iterations[0][0],iterations[0][1],umesh0)
341 fieldArray = field0.getArray()
342 expectedValues = [238.46153846153845]*4 + [169.23076923076923]*4 + [100]*4
343 expectedArray = DataArrayDouble(expectedValues)
344 self.assertTrue( fieldArray.isEqualWithoutConsideringStr( expectedArray, 1e-12 ))
347 def testReadSauvAsciiCastem17(self):
348 """test reading Castem17 ascii sauv with 'ENREGISTREMENT DE TYPE 8'"""
349 sauvFile = os.path.join(self.__getResourcesDirectory(),"castem17_result_ascii.sauv")
350 self.assertTrue( os.access( sauvFile, os.F_OK))
351 sr=SauvReader.New(sauvFile)
352 mfd2=sr.loadInMEDFileDS()
353 mfMesh=mfd2.getMeshes()[0]
354 umesh0 = mfMesh.getMeshAtLevel(0)
356 self.assertEqual(2,umesh0.getNumberOfCellsWithType( NORM_HEXA8 ))
357 self.assertEqual(12,umesh0.getNumberOfNodes())
359 mfField=mfd2.getFields().getFieldWithName("TEMP1")
360 iterations = mfField.getIterations()
361 field0 = mfField.getFieldOnMeshAtLevel(ON_NODES, iterations[0][0],iterations[0][1],umesh0)
362 fieldArray = field0.getArray()
363 expectedValues = [238.46153846153845]*4 + [169.23076923076923]*4 + [100]*4
364 expectedArray = DataArrayDouble(expectedValues)
365 self.assertTrue( fieldArray.isEqualWithoutConsideringStr( expectedArray, 1e-12 ))
368 def testGaussPt(self):
369 """issue 22321: [CEA 933] Bug when reading a sauve file containing field on Gauss Pt.
370 The problem was that a field ON_GAUSS_PT was created but no Gauss Localization
373 # create a MEDFileData with a field ON_GAUSS_PT: 9 Gauss points, on 4 QUAD8 elements
374 f=MEDCouplingFieldDouble(ON_GAUSS_PT)
375 m=MEDCouplingUMesh("mesh",2) ; m.allocateCells()
376 m.insertNextCell(NORM_QUAD8,[0,2,4,6,1,3,5,7])
377 m.insertNextCell(NORM_QUAD8,[2,9,11,4,8,10,12,3])
378 m.insertNextCell(NORM_QUAD8,[6,4,14,16,5,13,15,17])
379 m.insertNextCell(NORM_QUAD8,[4,11,19,14,12,18,20,13])
380 m.setCoords(DataArrayDouble([(0,0),(0,0.25),(0,0.5),(0.25,0.5),(0.5,0.5),(0.5,0.25),(0.5,0),(0.25,0),(0,0.75),(0,1),(0.25,1),(0.5,1),(0.5,0.75),(0.75,0.5),(1,0.5),(1,0.25),(1,0),(0.75,0),(0.75,1),(1,1),(1,0.75)],21,2))
382 arr=DataArrayDouble(4*9*2) ; arr.iota() ; arr.rearrange(2) ; arr.setInfoOnComponents(["YOUN []","NU []"])
384 refCoo=[-1,-1,1,-1,1,1,-1,1,0,-1,1,0,0,1,-1,0]
385 gpCoo=[-0.7,-0.7,0.7,-0.7,0.7,0.7,-0.7,0.7,0,-0.7,0.7,0,0,0.7,-0.7,0,0,0]
386 wgt=[0.3,0.3,0.3,0.3,0.4,0.4,0.4,0.4,0.7]
387 f.setGaussLocalizationOnType(NORM_QUAD8,refCoo,gpCoo,wgt)
389 f.checkConsistencyLight()
392 mm.setMeshAtLevel(0,m)
393 mfm = MEDFileMeshes()
396 ff.setFieldNoProfileSBT(f)
397 mfmts = MEDFileFieldMultiTS()
398 mfmts.pushBackTimeStep(ff)
399 mff = MEDFileFields()
400 mff.pushField( mfmts )
401 mfd = MEDFileData.New()
405 # convert the MED file to a SAUV file
406 sauvFile = "SauvLoaderTest_testGaussPt.sauv"
408 sw.setMEDFileDS(mfd);
411 # convert the SAUV file back to MED
412 sr=SauvReader.New(sauvFile);
413 d2=sr.loadInMEDFileDS();
415 self.assertEqual( 1, d2.getNumberOfFields() )
416 self.assertEqual( 1, d2.getNumberOfMeshes() )
417 mfm2 = d2.getMeshes()[0]
418 mff2 = d2.getFields()[0]
419 m2 = mfm2.getMeshAtLevel(0)
420 f2 = mff2.getTimeStepAtPos(0).getFieldOnMeshAtLevel(f.getTypeOfField(),0,mfm2)
421 f2.setGaussLocalizationOnType(NORM_QUAD8,refCoo,gpCoo,wgt) # not stored in SAUV
422 #f2.setOrder( f.getTime()[2] ) # not stored in SAUV
423 self.assertTrue( m2.isEqual( m, 1e-12 ))
424 self.assertTrue( f2.isEqual( f, 1e-12, 1e-12 ))
426 os.remove( sauvFile )
429 def testSauvWriterGroupWithOneFamily(self):
431 This test checks an option for sauv writing. It is requested here to copy a group from a family if a group is lying on a single family.
434 mfd=MEDLoaderDataForTest.buildAMEDFileDataWithGroupOnOneFamilyForSauv()
435 sauvFile = "mesh.sauv"
438 self.assertTrue(not sw.getCpyGrpIfOnASingleFamilyStatus())
439 sw.setCpyGrpIfOnASingleFamilyStatus(True)
440 self.assertTrue(sw.getCpyGrpIfOnASingleFamilyStatus())
444 # String pattern for the header of the sub meshes record ("PILE" number, number of named objects, number of objects)
445 pattern_pile= re.compile(r'\sPILE\sNUMERO\s+(?P<number>[0-9]+)NBRE\sOBJETS\sNOMMES\s+(?P<nbnamed>[0-9]+)NBRE\sOBJETS\s+(?P<nbobjects>[0-9]+)')
446 # String pattern for a sub mesh header (cell type, number of components and three numbers)
447 pattern_header=re.compile(r'\s+(?P<type>[0-9]+)\s+(?P<nbsubs>[0-9]+)\s+[0-9]+\s+[0-9]+\s+[0-9]+')
452 match_pile = pattern_pile.match(line)
454 number=int(match_pile.group("number"))
456 nbnamed=int(match_pile.group("nbnamed"))
457 nbobjects=int(match_pile.group("nbobjects"))
463 # Skipping the objects names
465 # Skipping the objects ids
468 # Looking for each sub-mesh header
471 while(line and cur_object < nbobjects):
472 match_header=pattern_header.match(line)
474 cell_type=int(match_header.group("type"))
475 nb_subs=int(match_header.group("nbsubs"))
476 # Looking for a compound object
478 # Testing if there is only one component
479 self.assertTrue(nb_subs > 1)
483 cur_object = cur_object + 1