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import mpiunittest as unittest
from mpi4py import MPI
_basic = [
None,
True,
False,
-7,
0,
7,
-(2**63) + 1,
2**63 - 1,
-2.17,
0.0,
+1.62,
1 + 2j,
2 - 3j,
"mpi4py",
]
messages = list(_basic)
messages += [
list(_basic),
tuple(_basic),
{f"k{k}": v for k, v in enumerate(_basic)},
]
@unittest.skipIf(MPI.MESSAGE_NULL == MPI.MESSAGE_NO_PROC, "mpi-message")
class TestMessage(unittest.TestCase):
#
def testMessageNull(self):
null = MPI.MESSAGE_NULL
self.assertFalse(null)
null2 = MPI.Message()
self.assertEqual(null, null2)
null3 = MPI.Message(null)
self.assertEqual(null, null3)
def testMessageNoProc(self):
#
noproc = MPI.MESSAGE_NO_PROC
self.assertTrue(noproc)
noproc.recv()
self.assertTrue(noproc)
noproc.irecv().wait()
self.assertTrue(noproc)
#
noproc2 = MPI.Message(MPI.MESSAGE_NO_PROC)
self.assertTrue(noproc2)
self.assertEqual(noproc2, noproc)
self.assertNotEqual(noproc, MPI.MESSAGE_NULL)
#
message = MPI.Message(MPI.MESSAGE_NO_PROC)
message.recv()
self.assertEqual(message, MPI.MESSAGE_NULL)
#
message = MPI.Message(MPI.MESSAGE_NO_PROC)
request = message.irecv()
self.assertEqual(message, MPI.MESSAGE_NULL)
self.assertNotEqual(request, MPI.REQUEST_NULL)
request.wait()
self.assertEqual(request, MPI.REQUEST_NULL)
#
comm = MPI.COMM_SELF
message = comm.mprobe(MPI.PROC_NULL)
self.assertNotEqual(message, MPI.MESSAGE_NULL)
self.assertEqual(message, MPI.MESSAGE_NO_PROC)
noproc = comm.improbe(MPI.PROC_NULL)
self.assertNotEqual(message, MPI.MESSAGE_NULL)
self.assertEqual(message, MPI.MESSAGE_NO_PROC)
@unittest.skipIf(MPI.MESSAGE_NULL == MPI.MESSAGE_NO_PROC, "mpi-message")
class BaseTestP2PMatched:
#
COMM = MPI.COMM_NULL
def testIMProbe(self):
comm = self.COMM.Dup()
try:
m = comm.improbe()
self.assertIsNone(m)
m = comm.improbe(MPI.ANY_SOURCE)
self.assertIsNone(m)
m = comm.improbe(MPI.ANY_SOURCE, MPI.ANY_TAG)
self.assertIsNone(m)
status = MPI.Status()
m = comm.improbe(MPI.ANY_SOURCE, MPI.ANY_TAG, status)
self.assertIsNone(m)
self.assertEqual(status.source, MPI.ANY_SOURCE)
self.assertEqual(status.tag, MPI.ANY_TAG)
self.assertEqual(status.error, MPI.SUCCESS)
m = MPI.Message.iprobe(comm)
self.assertIsNone(m)
s = comm.isend(None, comm.rank, 0)
r = comm.mprobe(comm.rank, 0).irecv()
MPI.Request.waitall([s, r])
finally:
comm.Free()
def testProbeRecv(self):
comm = self.COMM
size = comm.Get_size()
rank = comm.Get_rank()
for smsg in messages:
if size == 1:
sr = comm.isend(smsg, 0, 0)
m = comm.mprobe(0, 0)
self.assertIsInstance(m, MPI.Message)
self.assertTrue(m)
rr = m.irecv()
self.assertFalse(m)
self.assertTrue(sr)
self.assertTrue(rr)
MPI.Request.Waitall([sr, rr])
self.assertFalse(sr)
self.assertFalse(rr)
#
r = comm.isend(smsg, 0, 0)
m = MPI.Message.probe(comm, 0, 0)
self.assertIsInstance(m, MPI.Message)
self.assertTrue(m)
rmsg = m.recv()
self.assertFalse(m)
r.wait()
elif rank == 0:
comm.send(smsg, 1, 0)
m = comm.mprobe(1, 0)
self.assertTrue(m)
rmsg = m.recv()
self.assertFalse(m)
#
comm.send(smsg, 1, 1)
m = None
while not m:
m = MPI.Message.iprobe(comm, 1, 1)
rmsg = m.irecv().wait()
elif rank == 1:
m = comm.mprobe(0, 0)
self.assertTrue(m)
rmsg = m.recv()
self.assertFalse(m)
comm.send(rmsg, 0, 0)
#
m = None
while not m:
m = MPI.Message.iprobe(comm, 0, 1)
rmsg = m.irecv().wait()
comm.send(smsg, 0, 1)
else:
rmsg = smsg
self.assertEqual(smsg, rmsg)
class TestP2PMatchedSelf(BaseTestP2PMatched, unittest.TestCase):
#
COMM = MPI.COMM_SELF
class TestP2PMatchedWorld(BaseTestP2PMatched, unittest.TestCase):
#
COMM = MPI.COMM_WORLD
@unittest.skipMPI("openmpi(<1.8.5)", MPI.COMM_WORLD.Get_size() > 1)
class TestP2PMatchedSelfDup(TestP2PMatchedSelf):
#
def setUp(self):
self.COMM = MPI.COMM_SELF.Dup()
def tearDown(self):
self.COMM.Free()
@unittest.skipMPI("openmpi(<1.8.5)", MPI.COMM_WORLD.Get_size() > 1)
class TestP2PMatchedWorldDup(TestP2PMatchedWorld):
#
def setUp(self):
self.COMM = MPI.COMM_WORLD.Dup()
def tearDown(self):
self.COMM.Free()
if __name__ == "__main__":
unittest.main()
|
