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import stomp
from stomp.listener import *
from .testutils import *
@pytest.fixture
def server():
server = StubStompServer("127.0.0.1", 60000)
server.start()
yield server
server.stop()
class TestWithStompServer(object):
def test_alternate_hosts(self, server):
server.add_frame('''CONNECTED
version:1.1
session:1
server:test
heart-beat:1000,1000
\x00''')
stomp.logging.verbose = True
conn = stomp.Connection([("192.0.2.0", 10000), ("127.0.0.1", 60000)], timeout=1, prefer_localhost=False)
listener = TestListener(print_to_log=True)
conn.set_listener('', listener)
conn.connect(wait=True)
def test_disconnect(self, server):
server.add_frame('''CONNECTED
version:1.1
session:1
server:test
heart-beat:1000,1000
\x00''')
conn = stomp.Connection([("127.0.0.1", 60000)])
listener = TestListener(print_to_log=True)
conn.set_listener('', listener)
conn.connect()
time.sleep(2)
server.stop()
for _ in range(100):
if server.stopped:
break
time.sleep(0.1)
else:
assert False, "server never disconnected"
time.sleep(1)
try:
conn.send(body="test disconnect", destination="/test/disconnectqueue")
pytest.fail("Should not have successfully sent a message at this point")
except Exception:
_, e, _ = sys.exc_info()
if e.__class__ == AssertionError:
pytest.fail(str(e))
logging.debug("stopping conn after expected exception %s", e)
# lost connection, now restart the server
try:
conn.disconnect(receipt=None)
except:
pass
time.sleep(2)
server.add_frame('''CONNECTED
version:1.1
session:1
server:test
heart-beat:1000,1000
\x00''')
server.start()
conn.connect()
time.sleep(5)
assert listener.connections >= 2, "should have received 2 connection acknowledgements"
def test_parsing(self, server):
def pump(n):
# pump; test server gives us one frame per received something
for x in range(n):
if x == 0:
logging.debug("pump sending %s frames" % n)
conn.transport.send(b"\n")
time.sleep(0.01)
# Trailing optional EOLs in a frame
server.add_frame('''CONNECTED
version:1.1
session:1
server:test
heart-beat:1000,1000
\x00''' + "\n\n\n")
expected_heartbeat_count = 0
conn = stomp.Connection([("127.0.0.1", 60000)], heartbeats=(1000, 1000))
listener = TestListener(print_to_log=True)
conn.set_listener('', listener)
conn.connect()
logging.info("test parsing (1) expected hb count is %s", expected_heartbeat_count)
assert expected_heartbeat_count == listener.heartbeat_count, "(1) expected hb count %s, was %s" % (expected_heartbeat_count, listener.heartbeat_count)
# No trailing EOLs, separate heartbeat
message_body = "Hello\n...world!"
message_frame = '''MESSAGE
content-type:text/plain
%s\x00''' % message_body
server.add_frame(message_frame)
server.add_frame("\n")
expected_heartbeat_count += 1
pump(2)
logging.info("test parsing (2) expected hb count is %s", expected_heartbeat_count)
listener.wait_for_heartbeat()
headers, body = listener.get_latest_message()
assert expected_heartbeat_count == listener.heartbeat_count, "(2) expected hb count %s, was %s" % (expected_heartbeat_count, listener.heartbeat_count)
assert {"content-type": "text/plain"} == headers
assert message_body == body
# Trailing EOL, separate heartbeat, another message
server.add_frame(message_frame + "\n")
server.add_frame("\n")
server.add_frame(message_frame + "\n")
expected_heartbeat_count += 1
pump(3)
logging.info("test parsing (3) expected hb count is %s", expected_heartbeat_count)
listener.wait_for_heartbeat()
listener.wait_for_message()
headers, body = listener.get_latest_message()
assert expected_heartbeat_count == listener.heartbeat_count, "(3) expected hb count %s, was %s" % (expected_heartbeat_count, listener.heartbeat_count)
assert {"content-type": "text/plain"} == headers
assert message_body == body
# Torture tests: return content one byte at a time
server.add_frame("\n")
server.add_frame(message_frame)
server.add_frame("\n")
expected_heartbeat_count += 2
pump(len(message_frame) + 2)
logging.info("test parsing (4) expected hb count is %s", expected_heartbeat_count)
listener.wait_for_heartbeat()
headers, body = listener.get_latest_message()
assert expected_heartbeat_count == listener.heartbeat_count, "(4) expected hb count %s, was %s" % (expected_heartbeat_count, listener.heartbeat_count)
assert {"content-type": "text/plain"} == headers
assert message_body == body
# ...and a similar one with content-length and null bytes in body
message_body = "%s\x00\x00%s" % (message_body, message_body)
message_frame = '''MESSAGE
content-type:text/plain
content-length:%s
%s\x00''' % (len(message_body), message_body)
server.add_frame("\n")
server.add_frame("\n")
server.add_frame(message_frame)
server.add_frame("\n")
expected_heartbeat_count += 3
pump(len(message_frame) + 3)
logging.info("test parsing (5) expected hb count is %s", expected_heartbeat_count)
listener.wait_for_heartbeat()
headers, body = listener.get_latest_message()
assert expected_heartbeat_count == listener.heartbeat_count, "(5) expected hb count %s, was %s" % (expected_heartbeat_count, listener.heartbeat_count)
assert {
"content-type": "text/plain",
"content-length": str(len(message_body)),
} == headers
assert message_body == body
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