69 lines
1.8 KiB
69 lines
1.8 KiB
import os
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import random
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import time
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import string
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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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class TestPubSubSockets:
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def setup_method(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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assert 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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assert len(recvd_msgs) == 1
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else:
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# TODO: compare actual data
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assert 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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assert (time.monotonic() - start_time) < 0.2
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assert recvd is None
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