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from mpi4py import MPI
import mpiunittest as unittest
_basic = [None,
True, False,
-7, 0, 7,
-2**63, 2**63-1,
-2.17, 0.0, 3.14,
1+2j, 2-3j,
'mpi4py',
]
messages = list(_basic)
messages += [ list(_basic),
tuple(_basic),
dict([('k%d' % key, val)
for key, val in enumerate(_basic)])
]
class BaseTestP2PObj(object):
COMM = MPI.COMM_NULL
def testSendAndRecv(self):
size = self.COMM.Get_size()
rank = self.COMM.Get_rank()
for smess in messages:
self.COMM.send(smess, MPI.PROC_NULL)
rmess = self.COMM.recv(None, MPI.PROC_NULL, 0)
self.assertEqual(rmess, None)
if size == 1: return
for smess in messages:
if rank == 0:
self.COMM.send(smess, rank+1, 0)
rmess = smess
elif rank == size - 1:
rmess = self.COMM.recv(None, rank-1, 0)
else:
rmess = self.COMM.recv(None, rank-1, 0)
self.COMM.send(rmess, rank+1, 0)
self.assertEqual(rmess, smess)
def testISendAndRecv(self):
size = self.COMM.Get_size()
rank = self.COMM.Get_rank()
for smess in messages:
req = self.COMM.isend(smess, MPI.PROC_NULL)
self.assertTrue(req)
req.Wait()
self.assertFalse(req)
rmess = self.COMM.recv(None, MPI.PROC_NULL, 0)
self.assertEqual(rmess, None)
for smess in messages:
req = self.COMM.isend(smess, rank, 0)
self.assertTrue(req)
#flag = req.Test()
#self.assertFalse(flag)
#self.assertTrue(req)
rmess = self.COMM.recv(None, rank, 0)
self.assertTrue(req)
flag = req.Test()
self.assertTrue(flag)
self.assertFalse(req)
self.assertEqual(rmess, smess)
for smess in messages:
dst = (rank+1)%size
src = (rank-1)%size
req = self.COMM.isend(smess, dst, 0)
self.assertTrue(req)
rmess = self.COMM.recv(None, src, 0)
req.Wait()
self.assertFalse(req)
self.assertEqual(rmess, smess)
def testIRecvAndSend(self):
comm = self.COMM
size = comm.Get_size()
rank = comm.Get_rank()
for smess in messages:
req = comm.irecv(0, MPI.PROC_NULL)
self.assertTrue(req)
comm.send(smess, MPI.PROC_NULL)
rmess = req.wait()
self.assertFalse(req)
self.assertEqual(rmess, None)
for smess in messages:
try:
buf = bytearray(512)
except NameError:
from array import array
buf = array('B', [0]) * 512
req = comm.irecv(buf, rank, 0)
self.assertTrue(req)
flag, rmess = req.test()
self.assertTrue(req)
self.assertFalse(flag)
self.assertEqual(rmess, None)
comm.send(smess, rank, 0)
self.assertTrue(req)
flag, rmess = req.test()
self.assertTrue(flag)
self.assertFalse(req)
self.assertEqual(rmess, smess)
try:
tmp = bytearray(1024)
except NameError:
from array import array
tmp = array('B', [0]) * 1024
for buf in (None, tmp):
for smess in messages:
dst = (rank+1)%size
src = (rank-1)%size
req = comm.irecv(buf, src, 0)
self.assertTrue(req)
comm.send(smess, dst, 0)
rmess = req.wait()
self.assertFalse(req)
self.assertEqual(rmess, smess)
def testIRecvAndISend(self):
comm = self.COMM
size = comm.Get_size()
rank = comm.Get_rank()
try:
tmp = bytearray(512)
except NameError:
from array import array
tmp = array('B', [0]) * 512
for buf in (None, tmp):
for smess in messages:
dst = (rank+1)%size
src = (rank-1)%size
rreq = comm.irecv(buf, src, 0)
self.assertTrue(rreq)
sreq = comm.isend(smess, dst, 0)
self.assertTrue(sreq)
dummy, rmess = MPI.Request.waitall([sreq,rreq])
self.assertFalse(sreq)
self.assertFalse(rreq)
self.assertEqual(dummy, None)
self.assertEqual(rmess, smess)
for buf in (None, tmp):
for smess in messages:
src = dst = rank
rreq = comm.irecv(buf, src, 1)
flag, msg = MPI.Request.testall([rreq])
self.assertEqual(flag, False)
self.assertEqual(msg, None)
sreq = comm.isend(smess, dst, 1)
while True:
flag, msg = MPI.Request.testall([sreq,rreq])
if not flag:
self.assertEqual(msg, None)
continue
(dummy, rmess) = msg
self.assertEqual(dummy, None)
self.assertEqual(rmess, smess)
break
def testManyISendAndRecv(self):
size = self.COMM.Get_size()
rank = self.COMM.Get_rank()
for smess in messages:
reqs = []
for k in range(6):
r = self.COMM.isend(smess, rank, 0)
reqs.append(r)
flag = MPI.Request.Testall(reqs)
if not flag:
index, flag = MPI.Request.Testany(reqs)
count, indices = MPI.Request.Testsome(reqs)
self.assertTrue(count in [0, MPI.UNDEFINED])
for k in range(3):
rmess = self.COMM.recv(None, rank, 0)
self.assertEqual(rmess, smess)
flag = MPI.Request.Testall(reqs)
if not flag:
index, flag = MPI.Request.Testany(reqs)
self.assertEqual(index, 0)
self.assertTrue(flag)
count, indices = MPI.Request.Testsome(reqs)
self.assertTrue(count >= 2)
indices = list(indices)
indices.sort()
self.assertTrue(indices[:2] == [1, 2])
for k in range(3):
rmess = self.COMM.recv(None, rank, 0)
self.assertEqual(rmess, smess)
flag = MPI.Request.Testall(reqs)
self.assertTrue(flag)
for smess in messages:
reqs = []
for k in range(6):
r = self.COMM.isend(smess, rank, 0)
reqs.append(r)
for k in range(3):
rmess = self.COMM.recv(None, rank, 0)
self.assertEqual(rmess, smess)
index = MPI.Request.Waitany(reqs)
self.assertTrue(index == 0)
self.assertTrue(flag)
count1, indices1 = MPI.Request.Waitsome(reqs)
for k in range(3):
rmess = self.COMM.recv(None, rank, 0)
self.assertEqual(rmess, smess)
count2, indices2 = MPI.Request.Waitsome(reqs)
if count1 == MPI.UNDEFINED: count1 = 0
if count2 == MPI.UNDEFINED: count2 = 0
self.assertEqual(6, 1+count1+count2)
indices = [0]+list(indices1)+list(indices2)
indices.sort()
self.assertEqual(indices, list(range(6)))
MPI.Request.Waitall(reqs)
def testSSendAndRecv(self):
size = self.COMM.Get_size()
rank = self.COMM.Get_rank()
for smess in messages:
self.COMM.ssend(smess, MPI.PROC_NULL)
rmess = self.COMM.recv(None, MPI.PROC_NULL, 0)
self.assertEqual(rmess, None)
if size == 1: return
for smess in messages:
if rank == 0:
self.COMM.ssend(smess, rank+1, 0)
rmess = smess
elif rank == size - 1:
rmess = self.COMM.recv(None, rank-1, 0)
else:
rmess = self.COMM.recv(None, rank-1, 0)
self.COMM.ssend(rmess, rank+1, 0)
self.assertEqual(rmess, smess)
def testISSendAndRecv(self):
size = self.COMM.Get_size()
rank = self.COMM.Get_rank()
for smess in messages:
req = self.COMM.issend(smess, MPI.PROC_NULL)
self.assertTrue(req)
req.Wait()
self.assertFalse(req)
rmess = self.COMM.recv(None, MPI.PROC_NULL, 0)
self.assertEqual(rmess, None)
for smess in messages:
req = self.COMM.issend(smess, rank, 0)
self.assertTrue(req)
flag = req.Test()
self.assertFalse(flag)
self.assertTrue(req)
rmess = self.COMM.recv(None, rank, 0)
self.assertTrue(req)
flag = req.Test()
self.assertTrue(flag)
self.assertFalse(req)
self.assertEqual(rmess, smess)
for smess in messages:
dst = (rank+1)%size
src = (rank-1)%size
req = self.COMM.issend(smess, dst, 0)
self.assertTrue(req)
rmess = self.COMM.recv(None, src, 0)
req.Wait()
self.assertFalse(req)
self.assertEqual(rmess, smess)
def testSendrecv(self):
size = self.COMM.Get_size()
rank = self.COMM.Get_rank()
for smess in messages:
dest = (rank + 1) % size
source = (rank - 1) % size
rmess = self.COMM.sendrecv(smess, dest, 0,
None, source, 0)
continue
self.assertEqual(rmess, smess)
rmess = self.COMM.sendrecv(None, dest, 0,
None, source, 0)
self.assertEqual(rmess, None)
rmess = self.COMM.sendrecv(smess, MPI.PROC_NULL, 0,
None, MPI.PROC_NULL, 0)
self.assertEqual(rmess, None)
def testPingPong01(self):
size = self.COMM.Get_size()
rank = self.COMM.Get_rank()
for smess in messages:
self.COMM.send(smess, MPI.PROC_NULL)
rmess = self.COMM.recv(None, MPI.PROC_NULL, 0)
self.assertEqual(rmess, None)
if size == 1: return
smess = None
if rank == 0:
self.COMM.send(smess, rank+1, 0)
rmess = self.COMM.recv(None, rank+1, 0)
elif rank == 1:
rmess = self.COMM.recv(None, rank-1, 0)
self.COMM.send(smess, rank-1, 0)
else:
rmess = smess
self.assertEqual(rmess, smess)
for smess in messages:
if rank == 0:
self.COMM.send(smess, rank+1, 0)
rmess = self.COMM.recv(None, rank+1, 0)
elif rank == 1:
rmess = self.COMM.recv(None, rank-1, 0)
self.COMM.send(smess, rank-1, 0)
else:
rmess = smess
self.assertEqual(rmess, smess)
class BaseTestP2PObjDup(BaseTestP2PObj):
def setUp(self):
self.COMM = self.COMM.Dup()
def tearDown(self):
self.COMM.Free()
del self.COMM
class TestP2PObjSelf(BaseTestP2PObj, unittest.TestCase):
COMM = MPI.COMM_SELF
class TestP2PObjWorld(BaseTestP2PObj, unittest.TestCase):
COMM = MPI.COMM_WORLD
class TestP2PObjSelfDup(BaseTestP2PObjDup, unittest.TestCase):
COMM = MPI.COMM_SELF
class TestP2PObjWorldDup(BaseTestP2PObjDup, unittest.TestCase):
COMM = MPI.COMM_WORLD
_name, _version = MPI.get_vendor()
if _name == 'Open MPI':
if _version < (1, 4, 0):
if MPI.Query_thread() > MPI.THREAD_SINGLE:
del TestP2PObjWorldDup
if __name__ == '__main__':
unittest.main()
|
