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import unittest
from petsc4py import PETSc
import numpy
# --------------------------------------------------------------------
class BaseTestObject:
CLASS, FACTORY = None, None
TARGS, KARGS = (), {}
BUILD = None
def setUp(self):
self.obj = self.CLASS()
getattr(self.obj, self.FACTORY)(*self.TARGS, **self.KARGS)
if not self.obj:
self.obj.create()
def tearDown(self):
self.obj = None
PETSc.garbage_cleanup()
def testTypeRegistry(self):
type_reg = PETSc.__type_registry__
classid = self.obj.getClassId()
typeobj = self.CLASS
if isinstance(self.obj, PETSc.DMDA):
typeobj = PETSc.DM
self.assertTrue(type_reg[classid] is typeobj)
def testLogClass(self):
name = self.CLASS.__name__
if name == 'DMDA':
name = 'DM'
logcls = PETSc.Log.Class(name)
classid = self.obj.getClassId()
self.assertEqual(logcls.id, classid)
def testClass(self):
self.assertTrue(isinstance(self.obj, self.CLASS))
self.assertTrue(type(self.obj) is self.CLASS)
def testId(self):
oid = self.obj.getId()
self.assertTrue(oid > 0)
self.assertEqual(self.obj.id, oid)
def testNonZero(self):
self.assertTrue(bool(self.obj))
def testDestroy(self):
self.assertTrue(bool(self.obj))
self.obj.destroy()
self.assertFalse(bool(self.obj))
## self.assertRaises(PETSc.Error, self.obj.destroy)
## self.assertTrue(self.obj.this is this)
def testOptions(self):
self.assertFalse(self.obj.getOptionsPrefix())
prefix1 = 'my_'
self.obj.setOptionsPrefix(prefix1)
self.assertEqual(self.obj.getOptionsPrefix(), prefix1)
prefix2 = 'opt_'
self.obj.setOptionsPrefix(prefix2)
self.assertEqual(self.obj.getOptionsPrefix(), prefix2)
self.obj.appendOptionsPrefix(prefix1)
self.assertEqual(self.obj.getOptionsPrefix(), prefix2 + prefix1)
self.obj.setOptionsPrefix(None)
self.assertEqual(self.obj.getOptionsPrefix(), None)
if not self.obj.getType() or not 'da' == str(self.obj.getType()):
self.obj.setFromOptions()
def opts_handler(obj):
n = obj.getAttr('opts_handler_called')
obj.setAttr('opts_handler_called', n + 1)
self.assertEqual(type(self.obj), type(obj))
self.assertEqual(self.obj.klass, obj.klass)
self.assertEqual(self.obj.type, obj.type)
self.assertEqual(self.obj.id, obj.id)
for _ in range(2):
self.obj.setAttr('opts_handler_called', 0)
self.obj.setOptionsHandler(opts_handler)
if not self.obj.getType() or not 'da' == str(self.obj.getType()):
self.obj.setFromOptions()
missing = [
'AO',
'DMLabel',
'PetscDualSpace',
'IS',
'ISLocalToGlobalMapping',
'MatPartitioning',
'MatNullSpace',
'PetscRandom',
'PetscViewer',
]
if self.obj.klass not in missing:
self.assertTrue(self.obj.getAttr('opts_handler_called') == 1)
if not self.obj.getType() or not 'da' == str(self.obj.getType()):
self.obj.setAttr('opts_handler_called', 0)
self.obj.setOptionsHandler(None)
self.obj.setFromOptions()
self.assertFalse(self.obj.getAttr('opts_handler_called'))
self.obj.destroyOptionsHandlers()
self.obj.setFromOptions()
self.assertFalse(self.obj.getAttr('opts_handler_called'))
def testName(self):
oldname = self.obj.getName()
newname = f'{oldname}-{oldname}'
self.obj.setName(newname)
self.assertEqual(self.obj.getName(), newname)
self.obj.setName(oldname)
self.assertEqual(self.obj.getName(), oldname)
def testComm(self):
comm = self.obj.getComm()
self.assertTrue(isinstance(comm, PETSc.Comm))
self.assertTrue(comm in [PETSc.COMM_SELF, PETSc.COMM_WORLD])
def testRefCount(self):
self.assertEqual(self.obj.getRefCount(), 1)
self.obj.incRef()
self.assertEqual(self.obj.getRefCount(), 2)
self.obj.incRef()
self.assertEqual(self.obj.getRefCount(), 3)
self.obj.decRef()
self.assertEqual(self.obj.getRefCount(), 2)
self.obj.decRef()
self.assertEqual(self.obj.getRefCount(), 1)
self.obj.decRef()
self.assertFalse(bool(self.obj))
def testHandle(self):
self.assertTrue(self.obj.handle)
self.assertTrue(self.obj.fortran)
h, f = self.obj.handle, self.obj.fortran
if (h > 0 and f > 0) or (h < 0 and f < 0):
self.assertEqual(h, f)
self.obj.destroy()
self.assertFalse(self.obj.handle)
self.assertFalse(self.obj.fortran)
def testComposeQuery(self):
import copy
try:
myobj = copy.deepcopy(self.obj)
except NotImplementedError:
return
self.assertEqual(myobj.getRefCount(), 1)
self.obj.compose('myobj', myobj)
self.assertTrue(type(self.obj.query('myobj')) is self.CLASS)
self.assertEqual(self.obj.query('myobj'), myobj)
self.assertEqual(myobj.getRefCount(), 2)
self.obj.compose('myobj', None)
self.assertEqual(myobj.getRefCount(), 1)
self.assertEqual(self.obj.query('myobj'), None)
myobj.destroy()
def testProperties(self):
self.assertEqual(self.obj.getClassId(), self.obj.classid)
self.assertEqual(self.obj.getClassName(), self.obj.klass)
self.assertEqual(self.obj.getType(), self.obj.type)
self.assertEqual(self.obj.getName(), self.obj.name)
self.assertEqual(self.obj.getComm(), self.obj.comm)
self.assertEqual(self.obj.getRefCount(), self.obj.refcount)
def testShallowCopy(self):
import copy
rc = self.obj.getRefCount()
obj = copy.copy(self.obj)
self.assertTrue(obj is not self.obj)
self.assertTrue(obj == self.obj)
self.assertTrue(isinstance(obj, type(self.obj)))
self.assertEqual(obj.getRefCount(), rc + 1)
del obj
self.assertEqual(self.obj.getRefCount(), rc)
def testDeepCopy(self):
import copy
rc = self.obj.getRefCount()
try:
obj = copy.deepcopy(self.obj)
except NotImplementedError:
return
self.assertTrue(obj is not self.obj)
self.assertTrue(obj != self.obj)
self.assertTrue(isinstance(obj, type(self.obj)))
self.assertEqual(self.obj.getRefCount(), rc)
self.assertEqual(obj.getRefCount(), 1)
del obj
def testStateInspection(self):
state = self.obj.stateGet()
self.obj.stateIncrease()
self.assertTrue(state < self.obj.stateGet())
self.obj.stateSet(0)
self.assertTrue(self.obj.stateGet() == 0)
self.obj.stateSet(state)
self.assertTrue(self.obj.stateGet() == state)
# --------------------------------------------------------------------
class TestObjectRandom(BaseTestObject, unittest.TestCase):
CLASS = PETSc.Random
FACTORY = 'create'
class TestObjectViewer(BaseTestObject, unittest.TestCase):
CLASS = PETSc.Viewer
FACTORY = 'create'
class TestObjectIS(BaseTestObject, unittest.TestCase):
CLASS = PETSc.IS
FACTORY = 'createGeneral'
TARGS = ([],)
class TestObjectLGMap(BaseTestObject, unittest.TestCase):
CLASS = PETSc.LGMap
FACTORY = 'create'
TARGS = ([],)
class TestObjectAO(BaseTestObject, unittest.TestCase):
CLASS = PETSc.AO
FACTORY = 'createMapping'
TARGS = ([], [])
class TestObjectDMDA(BaseTestObject, unittest.TestCase):
CLASS = PETSc.DMDA
FACTORY = 'create'
TARGS = ([3, 3, 3],)
class TestObjectDS(BaseTestObject, unittest.TestCase):
CLASS = PETSc.DS
FACTORY = 'create'
class TestObjectVec(BaseTestObject, unittest.TestCase):
CLASS = PETSc.Vec
FACTORY = 'createSeq'
TARGS = (0,)
def setUp(self):
BaseTestObject.setUp(self)
self.obj.assemble()
class TestObjectMat(BaseTestObject, unittest.TestCase):
CLASS = PETSc.Mat
FACTORY = 'createAIJ'
TARGS = (0,)
KARGS = {'nnz': 0, 'comm': PETSc.COMM_SELF}
def setUp(self):
BaseTestObject.setUp(self)
self.obj.assemble()
class TestObjectMatPartitioning(BaseTestObject, unittest.TestCase):
CLASS = PETSc.MatPartitioning
FACTORY = 'create'
class TestObjectNullSpace(BaseTestObject, unittest.TestCase):
CLASS = PETSc.NullSpace
FACTORY = 'create'
TARGS = (True, [])
class TestObjectKSP(BaseTestObject, unittest.TestCase):
CLASS = PETSc.KSP
FACTORY = 'create'
class TestObjectPC(BaseTestObject, unittest.TestCase):
CLASS = PETSc.PC
FACTORY = 'create'
class TestObjectSNES(BaseTestObject, unittest.TestCase):
CLASS = PETSc.SNES
FACTORY = 'create'
class TestObjectTS(BaseTestObject, unittest.TestCase):
CLASS = PETSc.TS
FACTORY = 'create'
def setUp(self):
super().setUp()
self.obj.setProblemType(PETSc.TS.ProblemType.NONLINEAR)
self.obj.setType(PETSc.TS.Type.BEULER)
class TestObjectTAO(BaseTestObject, unittest.TestCase):
CLASS = PETSc.TAO
FACTORY = 'create'
class TestObjectAOBasic(BaseTestObject, unittest.TestCase):
CLASS = PETSc.AO
FACTORY = 'createBasic'
TARGS = ([], [])
class TestObjectAOMapping(BaseTestObject, unittest.TestCase):
CLASS = PETSc.AO
FACTORY = 'createMapping'
TARGS = ([], [])
# class TestObjectFE(BaseTestObject, unittest.TestCase):
# CLASS = PETSc.FE
# FACTORY = 'create'
#
# class TestObjectQuad(BaseTestObject, unittest.TestCase):
# CLASS = PETSc.Quad
# FACTORY = 'create'
class TestObjectDMLabel(BaseTestObject, unittest.TestCase):
CLASS = PETSc.DMLabel
FACTORY = 'create'
TARGS = ('test',)
class TestObjectSpace(BaseTestObject, unittest.TestCase):
CLASS = PETSc.Space
FACTORY = 'create'
class TestObjectDualSpace(BaseTestObject, unittest.TestCase):
CLASS = PETSc.DualSpace
FACTORY = 'create'
# --------------------------------------------------------------------
if numpy.iscomplexobj(PETSc.ScalarType()):
del TestObjectTAO
if __name__ == '__main__':
unittest.main()
|
