-
Notifications
You must be signed in to change notification settings - Fork 122
/
TestDataMan1D.py
92 lines (77 loc) · 2.73 KB
/
TestDataMan1D.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
#!/usr/bin/env python
#
# Distributed under the OSI-approved Apache License, Version 2.0. See
# accompanying file Copyright.txt for details.
#
# TestDataMan1D.py: test for 1D data transfer by reading in Python
# Created on: March 3, 2023
# Author: Dmitry Ganyushin ganyushindi@ornl.gov
import multiprocessing
import unittest
import numpy as np
import adios2
class TestDataMan1D(unittest.TestCase):
def setUp(self):
self.conf = {
"IPAddress": "127.0.0.1",
"Port": "12306",
"Timeout": "5",
"TransportMode": "reliable",
"RendezvousReaderCount": "1",
}
self.Nx = 10
self.fill_value = 1.0
self.shape = [self.Nx]
def test_run(self):
s = multiprocessing.Process(target=self.thread_send)
r = multiprocessing.Process(target=self.thread_receive)
s.start()
r.start()
r.join()
s.join()
def thread_send(self):
data = np.full(shape=self.shape, fill_value=self.fill_value)
shape = data.shape
count = shape
start = (0,) * len(shape)
adios_io = adios2.ADIOS()
wan = adios_io.DeclareIO("Server")
wan.SetEngine("Dataman")
wan.SetParameters(self.conf)
writer = wan.Open("testdata", adios2.Mode.Write)
sendbuffer = wan.DefineVariable("np_data", data, shape,
start, count, adios2.ConstantDims)
self.assertIsNotNone(sendbuffer)
if sendbuffer:
writer.BeginStep()
writer.Put(sendbuffer, data, adios2.Mode.Deferred)
writer.EndStep()
else:
raise ValueError("DefineVariable failed")
writer.Close()
def thread_receive(self):
data = np.zeros(shape=self.shape)
adios_io = adios2.ADIOS()
wan = adios_io.DeclareIO("Client")
wan.SetEngine("Dataman")
wan.SetParameters(self.conf)
reader = wan.Open("testdata", adios2.Mode.Read)
while True:
stepStatus = reader.BeginStep()
if stepStatus == adios2.StepStatus.OK:
recvar = wan.InquireVariable("np_data")
self.assertIsNotNone(recvar)
bufshape = recvar.Shape()
self.assertTrue(bufshape[0] == self.Nx)
reader.Get(recvar, data, adios2.Mode.Sync)
elif stepStatus == adios2.StepStatus.EndOfStream:
break
else:
raise StopIteration()
reader.EndStep()
reader.Close()
self.assertTrue(all([data[i] == self.fill_value for i
in range(len(data))]))
if __name__ == '__main__':
multiprocessing.set_start_method("fork")
unittest.main()