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|
from petsc4py import PETSc
import unittest
# --------------------------------------------------------------------
class BaseTestDMStag:
COMM = PETSc.COMM_WORLD
STENCIL = PETSc.DMStag.StencilType.BOX
SWIDTH = 1
PROC_SIZES = None
OWNERSHIP_RANGES = None
def setUp(self):
dim = len(self.SIZES)
self.da = PETSc.DMStag().create(
dim,
dofs=self.DOFS,
sizes=self.SIZES,
boundary_types=self.BOUNDARY,
stencil_type=self.STENCIL,
stencil_width=self.SWIDTH,
comm=self.COMM,
proc_sizes=self.PROC_SIZES,
ownership_ranges=self.OWNERSHIP_RANGES,
setUp=True,
)
self.directda = PETSc.DMStag().create(dim)
self.directda.setStencilType(self.STENCIL)
self.directda.setStencilWidth(self.SWIDTH)
self.directda.setBoundaryTypes(self.BOUNDARY)
self.directda.setDof(self.DOFS)
self.directda.setGlobalSizes(self.SIZES)
if self.PROC_SIZES is not None:
self.directda.setProcSizes(self.PROC_SIZES)
if self.OWNERSHIP_RANGES is not None:
self.directda.setOwnershipRanges(self.OWNERSHIP_RANGES)
self.directda.setUp()
def tearDown(self):
self.da = None
self.directda = None
PETSc.garbage_cleanup()
def testCoordinates(self):
self.da.setCoordinateDMType('stag')
self.da.setUniformCoordinates(0, 1, 0, 1, 0, 1)
self.da.setUniformCoordinatesExplicit(0, 1, 0, 1, 0, 1)
cda = self.da.getCoordinateDM()
datype = cda.getType()
self.assertEqual(datype, 'stag')
cda.destroy()
c = self.da.getCoordinatesLocal()
self.da.setCoordinatesLocal(c)
gc = self.da.getCoordinatesLocal()
self.assertEqual(c.max()[1], gc.max()[1])
self.assertEqual(c.min()[1], gc.min()[1])
c = self.da.getCoordinates()
self.da.setCoordinates(c)
gc = self.da.getCoordinates()
self.assertEqual(c.max()[1], gc.max()[1])
self.assertEqual(c.min()[1], gc.min()[1])
self.directda.setCoordinateDMType('product')
self.directda.setUniformCoordinates(0, 1, 0, 1, 0, 1)
self.directda.setUniformCoordinatesProduct(0, 1, 0, 1, 0, 1)
cda = self.directda.getCoordinateDM()
datype = cda.getType()
self.assertEqual(datype, 'product')
cda.destroy()
def testGetVec(self):
vg = self.da.getGlobalVec()
vl = self.da.getLocalVec()
vg.set(1.0)
self.assertEqual(vg.max()[1], 1.0)
self.assertEqual(vg.min()[1], 1.0)
self.da.globalToLocal(vg, vl)
self.assertEqual(vl.max()[1], 1.0)
self.assertTrue(vl.min()[1] in (1.0, 0.0))
vl.set(2.0)
self.da.localToGlobal(vl, vg)
self.assertEqual(vg.max()[1], 2.0)
self.assertTrue(vg.min()[1] in (2.0, 0.0))
self.da.restoreGlobalVec(vg)
self.da.restoreLocalVec(vl)
def testGetOther(self):
_ = self.da.getLGMap()
_ = self.directda.getLGMap()
def testDof(self):
dim = self.da.getDim()
dofs = self.da.getDof()
if dim == 1:
dof0 = self.da.getLocationDof('left')
dof1 = self.da.getLocationDof('element')
self.assertEqual(dofs[0], dof0)
self.assertEqual(dofs[1], dof1)
if dim == 2:
dof0 = self.da.getLocationDof('down_left')
dof1 = self.da.getLocationDof('left')
dof2 = self.da.getLocationDof('element')
self.assertEqual(dofs[0], dof0)
self.assertEqual(dofs[1], dof1)
self.assertEqual(dofs[2], dof2)
if dim == 3:
dof0 = self.da.getLocationDof('back_down_right')
dof1 = self.da.getLocationDof('down_left')
dof2 = self.da.getLocationDof('left')
dof3 = self.da.getLocationDof('element')
self.assertEqual(dofs[0], dof0)
self.assertEqual(dofs[1], dof1)
self.assertEqual(dofs[2], dof2)
self.assertEqual(dofs[3], dof3)
def testMigrateVec(self):
vec = self.da.createGlobalVec()
dmTo = self.da.createCompatibleDMStag(self.NEWDOF)
vecTo = dmTo.createGlobalVec()
self.da.migrateVec(vec, dmTo, vecTo)
def testDMDAInterface(self):
return
self.da.setCoordinateDMType('stag')
self.da.setUniformCoordinates(0, 1, 0, 1, 0, 1)
dim = self.da.getDim()
dofs = self.da.getDof()
vec = self.da.createGlobalVec()
if dim == 1:
da, davec = self.da.VecSplitToDMDA(vec, 'left', -dofs[0])
da, davec = self.da.VecSplitToDMDA(vec, 'element', -dofs[1])
if dim == 2:
da, davec = self.da.VecSplitToDMDA(vec, 'down_left', -dofs[0])
da, davec = self.da.VecSplitToDMDA(vec, 'down_left', -dofs[1])
da, davec = self.da.VecSplitToDMDA(vec, 'down_left', -dofs[2])
if dim == 3:
da, davec = self.da.VecSplitToDMDA(vec, 'back_down_right', -dofs[0])
da, davec = self.da.VecSplitToDMDA(vec, 'down_left', -dofs[1])
da, davec = self.da.VecSplitToDMDA(vec, 'left', -dofs[2])
da, davec = self.da.VecSplitToDMDA(vec, 'element', -dofs[3])
GHOSTED = PETSc.DM.BoundaryType.GHOSTED
PERIODIC = PETSc.DM.BoundaryType.PERIODIC
NONE = PETSc.DM.BoundaryType.NONE
SCALE = 4
class BaseTestDMStag_1D(BaseTestDMStag):
SIZES = [
100 * SCALE,
]
BOUNDARY = [
NONE,
]
class BaseTestDMStag_2D(BaseTestDMStag):
SIZES = [9 * SCALE, 11 * SCALE]
BOUNDARY = [NONE, NONE]
class BaseTestDMStag_3D(BaseTestDMStag):
SIZES = [6 * SCALE, 7 * SCALE, 8 * SCALE]
BOUNDARY = [NONE, NONE, NONE]
# --------------------------------------------------------------------
class TestDMStag_1D_W0_N11(BaseTestDMStag_1D, unittest.TestCase):
SWIDTH = 0
DOFS = (1, 1)
NEWDOF = (2, 1)
class TestDMStag_1D_W0_N21(BaseTestDMStag_1D, unittest.TestCase):
SWIDTH = 0
DOFS = (2, 1)
NEWDOF = (2, 2)
class TestDMStag_1D_W0_N12(BaseTestDMStag_1D, unittest.TestCase):
SWIDTH = 0
DOFS = (1, 2)
NEWDOF = (2, 2)
class TestDMStag_1D_W2_N11(BaseTestDMStag_1D, unittest.TestCase):
SWIDTH = 2
DOFS = (1, 1)
NEWDOF = (2, 1)
class TestDMStag_1D_W2_N21(BaseTestDMStag_1D, unittest.TestCase):
SWIDTH = 2
DOFS = (2, 1)
NEWDOF = (2, 2)
class TestDMStag_1D_W2_N12(BaseTestDMStag_1D, unittest.TestCase):
SWIDTH = 2
DOFS = (1, 2)
NEWDOF = (2, 2)
class TestDMStag_2D_W0_N112(BaseTestDMStag_2D, unittest.TestCase):
DOFS = (1, 1, 2)
SWIDTH = 0
NEWDOF = (2, 2, 2)
class TestDMStag_2D_W2_N112(BaseTestDMStag_2D, unittest.TestCase):
DOFS = (1, 1, 2)
SWIDTH = 2
NEWDOF = (2, 2, 2)
class TestDMStag_2D_PXY(BaseTestDMStag_2D, unittest.TestCase):
SIZES = [13 * SCALE, 17 * SCALE]
DOFS = (1, 1, 2)
SWIDTH = 5
BOUNDARY = (PERIODIC,) * 2
NEWDOF = (2, 2, 2)
class TestDMStag_2D_GXY(BaseTestDMStag_2D, unittest.TestCase):
SIZES = [13 * SCALE, 17 * SCALE]
DOFS = (1, 1, 2)
SWIDTH = 5
BOUNDARY = (GHOSTED,) * 2
NEWDOF = (2, 2, 2)
class TestDMStag_3D_W0_N1123(BaseTestDMStag_3D, unittest.TestCase):
DOFS = (1, 1, 2, 3)
SWIDTH = 0
NEWDOF = (2, 2, 3, 3)
class TestDMStag_3D_W2_N1123(BaseTestDMStag_3D, unittest.TestCase):
DOFS = (1, 1, 2, 3)
SWIDTH = 2
NEWDOF = (2, 2, 3, 3)
class TestDMStag_3D_PXYZ(BaseTestDMStag_3D, unittest.TestCase):
SIZES = [11 * SCALE, 13 * SCALE, 17 * SCALE]
DOFS = (1, 1, 2, 3)
NEWDOF = (2, 2, 3, 3)
SWIDTH = 3
BOUNDARY = (PERIODIC,) * 3
class TestDMStag_3D_GXYZ(BaseTestDMStag_3D, unittest.TestCase):
SIZES = [11 * SCALE, 13 * SCALE, 17 * SCALE]
DOFS = (1, 1, 2, 3)
NEWDOF = (2, 2, 3, 3)
SWIDTH = 3
BOUNDARY = (GHOSTED,) * 3
# --------------------------------------------------------------------
DIM = (1, 2, 3)
DOF0 = (0, 1, 2)
DOF1 = (0, 1, 2)
DOF2 = (0, 1, 2)
DOF3 = (0, 1, 2)
BOUNDARY_TYPE = ('none', 'ghosted', 'periodic')
STENCIL_TYPE = ('none', 'star', 'box')
STENCIL_WIDTH = (0, 1, 2, 3)
class TestDMStagCreate(unittest.TestCase):
pass
counter = 0
for dim in DIM:
for dof0 in DOF0:
for dof1 in DOF1:
for dof2 in DOF2:
if dim == 1 and dof2 > 0:
continue
for dof3 in DOF3:
if dim == 2 and dof3 > 0:
continue
if dof0 == 0 and dof1 == 0 and dof2 == 0 and dof3 == 0:
continue
dofs = [dof0, dof1, dof2, dof3][: dim + 1]
for boundary in BOUNDARY_TYPE:
if boundary == 'periodic':
continue # XXX broken
for stencil in STENCIL_TYPE:
if stencil == 'none' and boundary != 'none':
continue
for width in STENCIL_WIDTH:
if stencil == 'none' and width > 0:
continue
if stencil in ['star', 'box'] and width == 0:
continue
kargs = {
'dim': dim,
'dofs': dofs,
'boundary_type': boundary,
'stencil_type': stencil,
'stencil_width': width,
}
def testCreate(self, kargs=kargs):
kargs = dict(kargs)
cda = PETSc.DMStag().create(
kargs['dim'],
dofs=kargs['dofs'],
sizes=[
8 * SCALE,
]
* kargs['dim'],
boundary_types=[
kargs['boundary_type'],
]
* kargs['dim'],
stencil_type=kargs['stencil_type'],
stencil_width=kargs['stencil_width'],
setUp=True,
)
dda = PETSc.DMStag().create(kargs['dim'])
dda.setStencilType(kargs['stencil_type'])
dda.setStencilWidth(kargs['stencil_width'])
dda.setBoundaryTypes(
[
kargs['boundary_type'],
]
* kargs['dim']
)
dda.setDof(kargs['dofs'])
dda.setGlobalSizes(
[
8 * SCALE,
]
* kargs['dim']
)
dda.setUp()
cdim = cda.getDim()
cdof = cda.getDof()
cgsizes = cda.getGlobalSizes()
clsizes = cda.getLocalSizes()
cboundary = cda.getBoundaryTypes()
cstencil_type = cda.getStencilType()
cstencil_width = cda.getStencilWidth()
centries_per_element = cda.getEntriesPerElement()
cstarts, csizes, cnextra = cda.getCorners()
cisLastRank = cda.getIsLastRank()
cisFirstRank = cda.getIsFirstRank()
cownershipranges = cda.getOwnershipRanges()
cprocsizes = cda.getProcSizes()
ddim = dda.getDim()
ddof = dda.getDof()
dgsizes = dda.getGlobalSizes()
dlsizes = dda.getLocalSizes()
dboundary = dda.getBoundaryTypes()
dstencil_type = dda.getStencilType()
dstencil_width = dda.getStencilWidth()
dentries_per_element = dda.getEntriesPerElement()
dstarts, dsizes, dnextra = dda.getCorners()
disLastRank = dda.getIsLastRank()
disFirstRank = dda.getIsFirstRank()
downershipranges = dda.getOwnershipRanges()
dprocsizes = dda.getProcSizes()
self.assertEqual(cdim, kargs['dim'])
self.assertEqual(cdof, tuple(kargs['dofs']))
self.assertEqual(
cboundary,
tuple(
[
kargs['boundary_type'],
]
* kargs['dim']
),
)
self.assertEqual(
cstencil_type, kargs['stencil_type']
)
self.assertEqual(
cstencil_width, kargs['stencil_width']
)
self.assertEqual(
cgsizes,
tuple(
[
8 * SCALE,
]
* kargs['dim']
),
)
self.assertEqual(cdim, ddim)
self.assertEqual(cdof, ddof)
self.assertEqual(cgsizes, dgsizes)
self.assertEqual(clsizes, dlsizes)
self.assertEqual(cboundary, dboundary)
self.assertEqual(cstencil_type, dstencil_type)
self.assertEqual(cstencil_width, dstencil_width)
self.assertEqual(
centries_per_element, dentries_per_element
)
self.assertEqual(cstarts, dstarts)
self.assertEqual(csizes, dsizes)
self.assertEqual(cnextra, dnextra)
self.assertEqual(cisLastRank, disLastRank)
self.assertEqual(cisFirstRank, disFirstRank)
self.assertEqual(cprocsizes, dprocsizes)
for co, do in zip(
cownershipranges, downershipranges
):
for i, j in zip(co, do):
self.assertEqual(i, j)
self.assertEqual(cdim + 1, len(cdof))
self.assertEqual(cdim, len(cgsizes))
self.assertEqual(cdim, len(clsizes))
self.assertEqual(cdim, len(cboundary))
self.assertEqual(cdim, len(cstarts))
self.assertEqual(cdim, len(csizes))
self.assertEqual(cdim, len(cnextra))
self.assertEqual(cdim, len(cisLastRank))
self.assertEqual(cdim, len(cisLastRank))
if cdim == 1:
self.assertEqual(
centries_per_element, cdof[0] + cdof[1]
)
if cdim == 2:
self.assertEqual(
centries_per_element,
cdof[0] + 2 * cdof[1] + cdof[2],
)
if cdim == 3:
self.assertEqual(
centries_per_element,
cdof[0]
+ 3 * cdof[1]
+ 3 * cdof[2]
+ cdof[3],
)
for i in range(cdim):
self.assertEqual(csizes[i], clsizes[i])
if cisLastRank[i]:
self.assertEqual(cnextra[i], 1)
if cnextra[i] == 1:
self.assertTrue(cisLastRank[i])
if cisFirstRank[i]:
self.assertEqual(cstarts[i], 0)
self.assertEqual(
len(cprocsizes), len(cownershipranges)
)
self.assertEqual(len(cprocsizes), cdim)
for i, m in enumerate(cprocsizes):
self.assertEqual(m, len(cownershipranges[i]))
dda.destroy()
cda.destroy()
setattr(
TestDMStagCreate,
'testCreate%05d' % counter,
testCreate,
)
del testCreate
counter += 1
del counter, dim, dofs, dof0, dof1, dof2, dof3, boundary, stencil, width
# --------------------------------------------------------------------
if __name__ == '__main__':
unittest.main()
# --------------------------------------------------------------------
|
