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import arrayimpl
import mpiunittest as unittest
from mpi4py import MPI
@unittest.skipMPI("openmpi(<1.6.0)")
@unittest.skipMPI("MPICH1")
@unittest.skipIf(MPI.ROOT == MPI.PROC_NULL, "mpi-root")
@unittest.skipIf(MPI.COMM_WORLD.Get_size() < 2, "mpi-world-size<2")
class BaseTestCCOVecInter:
#
BASECOMM = MPI.COMM_NULL
INTRACOMM = MPI.COMM_NULL
INTERCOMM = MPI.COMM_NULL
def setUp(self):
size = self.BASECOMM.Get_size()
rank = self.BASECOMM.Get_rank()
if rank < size // 2:
self.COLOR = 0
self.LOCAL_LEADER = 0
self.REMOTE_LEADER = size // 2
else:
self.COLOR = 1
self.LOCAL_LEADER = 0
self.REMOTE_LEADER = 0
self.INTRACOMM = self.BASECOMM.Split(self.COLOR, key=0)
Create_intercomm = MPI.Intracomm.Create_intercomm
self.INTERCOMM = Create_intercomm(
self.INTRACOMM,
self.LOCAL_LEADER,
self.BASECOMM,
self.REMOTE_LEADER,
)
def tearDown(self):
self.INTRACOMM.Free()
self.INTERCOMM.Free()
def testGatherv(self):
comm = self.INTERCOMM
rank = comm.Get_rank()
size = comm.Get_size()
rsize = comm.Get_remote_size()
for array, typecode in arrayimpl.loop():
for color in (0, 1):
if self.COLOR == color:
for root in range(size):
if root == rank:
rbuf = array(-1, typecode, (rsize, root + color))
comm.Gatherv(None, rbuf.as_mpi(), root=MPI.ROOT)
check = arrayimpl.scalar(root)
for value in rbuf.flat:
self.assertEqual(value, check)
else:
comm.Gatherv(None, None, root=MPI.PROC_NULL)
else:
for root in range(rsize):
sbuf = array(root, typecode, root + color)
comm.Gatherv(sbuf.as_mpi(), None, root=root)
def testScatterv(self):
comm = self.INTERCOMM
rank = comm.Get_rank()
size = comm.Get_size()
rsize = comm.Get_remote_size()
for array, typecode in arrayimpl.loop():
for color in (0, 1):
if self.COLOR == color:
for root in range(size):
if root == rank:
sbuf = array(root, typecode, (rsize, root + color))
comm.Scatterv(sbuf.as_mpi(), None, root=MPI.ROOT)
else:
comm.Scatterv(None, None, root=MPI.PROC_NULL)
else:
for root in range(rsize):
rbuf = array(root, typecode, root + color)
comm.Scatterv(None, rbuf.as_mpi(), root=root)
check = arrayimpl.scalar(root)
for value in rbuf:
self.assertEqual(value, check)
def testAllgatherv(self):
comm = self.INTERCOMM
comm.Get_rank()
size = comm.Get_size()
rsize = comm.Get_remote_size()
for array, typecode in arrayimpl.loop():
for color in (0, 1):
if self.COLOR == color:
for n in range(size):
sbuf = array(n, typecode, color)
rbuf = array(-1, typecode, (rsize, n + color))
comm.Allgatherv(sbuf.as_mpi(), rbuf.as_mpi())
check = arrayimpl.scalar(n)
for value in rbuf.flat:
self.assertEqual(value, check)
else:
for n in range(rsize):
sbuf = array(n, typecode, n + color)
rbuf = array(-1, typecode, (rsize, color))
comm.Allgatherv(sbuf.as_mpi(), rbuf.as_mpi())
check = arrayimpl.scalar(n)
for value in rbuf.flat:
self.assertEqual(value, check)
def testAlltoallv(self):
comm = self.INTERCOMM
comm.Get_rank()
size = comm.Get_size()
rsize = comm.Get_remote_size()
for array, typecode in arrayimpl.loop():
for color in (0, 1):
if self.COLOR == color:
for n in range(size):
sbuf = array(n, typecode, (rsize, (n + 1) * color))
rbuf = array(-1, typecode, (rsize, n + 3 * color))
comm.Alltoallv(sbuf.as_mpi(), rbuf.as_mpi())
check = arrayimpl.scalar(n)
for value in rbuf.flat:
self.assertEqual(value, check)
else:
for n in range(rsize):
sbuf = array(n, typecode, (rsize, n + 3 * color))
rbuf = array(-1, typecode, (rsize, (n + 1) * color))
comm.Alltoallv(sbuf.as_mpi(), rbuf.as_mpi())
check = arrayimpl.scalar(n)
for value in rbuf.flat:
self.assertEqual(value, check)
def testAlltoallw1(self):
comm = self.INTERCOMM
comm.Get_rank()
size = comm.Get_size()
rsize = comm.Get_remote_size()
for array, typecode in arrayimpl.loop():
for color in (0, 1):
if self.COLOR == color:
for n in range(size):
sbuf = array(n, typecode, (rsize, (n + 1) * color))
rbuf = array(-1, typecode, (rsize, n + 3 * color))
comm.Alltoallv(sbuf.as_mpi(), rbuf.as_mpi())
check = arrayimpl.scalar(n)
for value in rbuf.flat:
self.assertEqual(value, check)
else:
for n in range(rsize):
sbuf = array(n, typecode, (rsize, n + 3 * color))
rbuf = array(-1, typecode, (rsize, (n + 1) * color))
comm.Alltoallv(sbuf.as_mpi(), rbuf.as_mpi())
check = arrayimpl.scalar(n)
for value in rbuf.flat:
self.assertEqual(value, check)
def testAlltoallw2(self):
comm = self.INTERCOMM
comm.Get_size()
rsize = comm.Get_remote_size()
for array, typecode in arrayimpl.loop():
for n in range(5):
check = arrayimpl.scalar(n)
sbuf = array(n, typecode, (rsize, n))
rbuf = array(-1, typecode, (rsize, n))
sdt, rdt = sbuf.mpidtype, rbuf.mpidtype
sex, rex = sdt.extent, rdt.extent
sdsp = [i * n * sex for i in range(rsize)]
rdsp = [i * n * rex for i in range(rsize)]
smsg = (sbuf.as_raw(), ([n] * rsize, sdsp), [sdt] * rsize)
rmsg = (rbuf.as_raw(), ([n] * rsize, rdsp), [rdt] * rsize)
try:
comm.Alltoallw(smsg, rmsg)
except NotImplementedError:
self.skipTest("mpi-alltoallw")
for value in rbuf.flat:
self.assertEqual(value, check)
class TestCCOVecInter(BaseTestCCOVecInter, unittest.TestCase):
#
BASECOMM = MPI.COMM_WORLD
class TestCCOVecInterDup(TestCCOVecInter):
#
def setUp(self):
self.BASECOMM = self.BASECOMM.Dup()
super().setUp()
def tearDown(self):
self.BASECOMM.Free()
super().tearDown()
if __name__ == "__main__":
unittest.main()
|
