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88 lines
2.2 KiB
88 lines
2.2 KiB
11 months ago
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#!/usr/bin/env python3
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import os
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import random
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import threading
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import time
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import string
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import unittest
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import msgq
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def random_sock():
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return ''.join(random.choices(string.ascii_uppercase + string.digits, k=10))
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def random_bytes(length=1000):
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return bytes([random.randrange(0xFF) for _ in range(length)])
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def zmq_sleep(t=1):
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if "ZMQ" in os.environ:
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time.sleep(t)
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def zmq_expected_failure(func):
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if "ZMQ" in os.environ:
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return unittest.expectedFailure(func)
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else:
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return func
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def delayed_send(delay, sock, dat):
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def send_func():
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sock.send(dat)
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threading.Timer(delay, send_func).start()
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class TestPubSubSockets(unittest.TestCase):
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def setUp(self):
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# ZMQ pub socket takes too long to die
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# sleep to prevent multiple publishers error between tests
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zmq_sleep()
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def test_pub_sub(self):
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sock = random_sock()
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pub_sock = msgq.pub_sock(sock)
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sub_sock = msgq.sub_sock(sock, conflate=False, timeout=None)
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zmq_sleep(3)
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for _ in range(1000):
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msg = random_bytes()
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pub_sock.send(msg)
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recvd = sub_sock.receive()
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self.assertEqual(msg, recvd)
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def test_conflate(self):
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sock = random_sock()
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pub_sock = msgq.pub_sock(sock)
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for conflate in [True, False]:
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for _ in range(10):
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num_msgs = random.randint(3, 10)
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sub_sock = msgq.sub_sock(sock, conflate=conflate, timeout=None)
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zmq_sleep()
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sent_msgs = []
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for __ in range(num_msgs):
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msg = random_bytes()
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pub_sock.send(msg)
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sent_msgs.append(msg)
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time.sleep(0.1)
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recvd_msgs = msgq.drain_sock_raw(sub_sock)
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if conflate:
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self.assertEqual(len(recvd_msgs), 1)
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else:
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# TODO: compare actual data
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self.assertEqual(len(recvd_msgs), len(sent_msgs))
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def test_receive_timeout(self):
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sock = random_sock()
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for _ in range(10):
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timeout = random.randrange(200)
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sub_sock = msgq.sub_sock(sock, timeout=timeout)
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zmq_sleep()
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start_time = time.monotonic()
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recvd = sub_sock.receive()
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self.assertLess(time.monotonic() - start_time, 0.2)
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assert recvd is None
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if __name__ == "__main__":
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unittest.main()
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