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import importlib
import platform
import traceback
import xml.dom.minidom
import stomp
from stomp.exception import *
from stomp.listener import *
from stomp import logging
from .testutils import *
class TransformationListener(TestListener):
def __init__(self, receipt, print_to_log):
TestListener.__init__(self, receipt, print_to_log)
self.message = None
def on_before_message(self, frame):
if "transformation" in frame.headers:
trans_type = frame.headers["transformation"]
if trans_type != "jms-map-xml":
return
try:
entries = {}
doc = xml.dom.minidom.parseString(frame.body)
root_elem = doc.documentElement
for entryElem in root_elem.getElementsByTagName("entry"):
pair = []
for node in entryElem.childNodes:
if not isinstance(node, xml.dom.minidom.Element):
continue
pair.append(node.firstChild.nodeValue)
assert len(pair) == 2
entries[pair[0]] = pair[1]
frame.body = entries
except Exception:
#
# unable to parse message. return original
#
traceback.print_exc()
def on_message(self, frame):
TestListener.on_message(self, frame)
self.message = frame
class HeaderModListener(TestListener):
def on_before_message(self, frame):
frame.headers["testheader"] = "modifiedheader"
def on_message(self, frame):
TestListener.on_message(self, frame)
self.message = frame
@pytest.fixture()
def conn():
conn = stomp.Connection11(get_rabbitmq_host())
conn.set_listener("testlistener", TransformationListener("123", print_to_log=True))
conn.connect(get_rabbitmq_user(), get_rabbitmq_password(), wait=True)
yield conn
conn.disconnect(receipt=None)
@pytest.fixture()
def conn2():
conn2 = stomp.Connection11(get_rabbitmq_host())
conn2.set_listener("testlistener", HeaderModListener("123", print_to_log=True))
conn2.connect(get_rabbitmq_user(), get_rabbitmq_password(), wait=True)
yield conn2
conn2.disconnect(receipt=None)
def timeout_server(svr):
time.sleep(3)
logging.info("Stopping server %s" % svr)
svr.running = False
svr.stop()
@pytest.fixture()
def miscserver():
server = StubStompServer("127.0.0.1", 60000)
server.start()
yield server
@pytest.fixture()
def timeout_thread(miscserver):
timeout_thread = threading.Thread(name="shutdown test server", target=timeout_server, args=(miscserver,))
yield timeout_thread
class TestMessageTransform(object):
def test_transform(self, conn):
listener = conn.get_listener("testlistener")
queuename = "/queue/testtransform-%s" % listener.timestamp
conn.subscribe(destination=queuename, id=1, ack="auto")
conn.send(body='''<map>
<entry>
<string>name</string>
<string>Dejan</string>
</entry>
<entry>
<string>city</string>
<string>Belgrade</string>
</entry>
</map>''', destination=queuename, headers={"transformation": "jms-map-xml"}, receipt="123")
listener.wait_on_receipt()
listener.wait_for_message()
message = listener.message.body
assert message is not None, "Did not receive a message"
assert type(message) == dict, "Message type should be dict after transformation, was %s" % message.__class__
assert message["name"] == "Dejan", "Missing an expected dict element"
assert message["city"] == "Belgrade", "Missing an expected dict element"
class TestNoResponseConnectionKill(object):
def test_noresponse(self, miscserver, timeout_thread):
try:
conn = stomp.Connection([("127.0.0.1", 60000)], heartbeats=(1000, 1000))
listener = TestListener(print_to_log=True)
conn.set_listener("testlistener", listener)
timeout_thread.start()
conn.connect(wait=True)
pytest.fail("Shouldn't happen")
except ConnectFailedException:
logging.info("received connect failed - test success")
except Exception as e:
logging.error(e)
pytest.fail("Shouldn't happen, error %s" % e)
class TestMiscellaneousLogic(object):
def test_windows_colours(self, mocker):
platform.system = mocker.MagicMock(return_value="Windows")
import stomp.colours
importlib.reload(stomp.colours)
assert "" == stomp.colours.GREEN
assert "" == stomp.colours.RED
assert "" == stomp.colours.BOLD
assert "" == stomp.colours.NO_COLOUR
# just here for coverage
def test_publisher(self):
p = Publisher()
p.set_listener("testlistener", None)
p.remove_listener("testlistener")
assert p.get_listener("testlistener") is None
# coverage improvement since on_heartbeat is handled in subclasses of ConnectionListener
def test_on_heartbeat(self):
cl = ConnectionListener()
cl.on_heartbeat()
def test_heartbeatlistener(self, mocker):
transport = mocker.MagicMock()
hl = HeartbeatListener(transport, (10000, 20000))
hl.on_connected(Frame('heartbeat', {"heart-beat": "10000,20000"}, ''))
time.sleep(1)
hl.on_message(Frame(''))
# just check if there was a received heartbeat calculated
assert hl.received_heartbeat > 0
# Shut down the heartbeat thread so it doesn't go into a busy loop
hl.on_disconnected()
def test_original_headers(self, conn2):
listener = conn2.get_listener("testlistener")
queuename = "/queue/testheadermod-%s" % listener.timestamp
conn2.subscribe(destination=queuename, id=1, ack="auto")
conn2.send(body="test message", destination=queuename, headers={"testheader": "originalheader"}, receipt="123")
listener.wait_on_receipt()
listener.wait_for_message()
assert "modifiedheader" == listener.message.headers["testheader"]
assert "originalheader" == listener.message.original_headers["testheader"]
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