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
|
#!/usr/bin/env python
import time
import threading
import unittest
from random import random
from sample import ObjectType, Event
class Producer(ObjectType):
def __init__(self):
ObjectType.__init__(self)
self.data = None
self.read = False
def event(self, event):
self.data = random()
while not self.read:
time.sleep(0.01)
return True
class Collector(threading.Thread):
def __init__(self, objects):
threading.Thread.__init__(self)
self.max_runs = len(objects)
self.objects = objects
self.data = []
def run(self):
i = 0
while i < self.max_runs:
if self.objects[i].data is not None:
self.data.append(self.objects[i].data)
self.objects[i].read = True
i += 1
time.sleep(0.01)
class TestEventLoopWithThread(unittest.TestCase):
'''Communication between a python thread and an simple
event loop in C++'''
def testBasic(self):
'''Allowing threads and calling virtuals from C++'''
number = 10
objs = [Producer() for x in range(number)]
thread = Collector(objs)
thread.start()
evaluated = ObjectType.processEvent(objs,
Event(Event.BASIC_EVENT))
thread.join()
producer_data = [x.data for x in objs]
self.assertEqual(evaluated, number)
self.assertEqual(producer_data, thread.data)
if __name__ == '__main__':
unittest.main()
|
