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"""
:copyright: Copyright 2006-2009 by Oliver Schoenborn, all rights reserved.
:license: BSD, see LICENSE.txt for details.
"""
import unittest
from unittests import wtc
#---------------------------------------------------------------------------
class lib_pubsub_Notify2_1(wtc.PubsubTestCase):
def test1_SubscribeNotify(self):
from wx.lib.pubsub.utils.notification import useNotifyByPubsubMessage
useNotifyByPubsubMessage()
class MyListener:
countSub = 0
countUnsub = 0
def listenerSub(self, msgTopic=self.pub.AUTO_TOPIC, listener=None,
topic=None, newSub=None):
self.assertEqual(msgTopic.getName(), 'pubsub.subscribe' )
assert topic.getName() in ('pubsub.unsubscribe', 'testSubscribeNotify')
if newSub:
self.countSub += 1
def listenerUnsub(self, msgTopic=self.pub.AUTO_TOPIC, topic=None,
listener=None, listenerRaw=None):
assert topic.getName() in ('testSubscribeNotify', 'pubsub.subscribe' )
self.assertEqual(msgTopic.getName(), 'pubsub.unsubscribe' )
if listener is not None:
self.countUnsub += 1
def listenerTest(self):
raise NotImplementedError # should never get here
self.pub.setNotificationFlags(subscribe=True, unsubscribe=True)
self.pub.getDefaultTopicMgr().getOrCreateTopic('testSubscribeNotify')
tmp = MyListener()
tmp.assertEqual = self.assertEqual
self.pub.subscribe(tmp.listenerSub, 'pubsub.subscribe')
self.assertEqual(tmp.countSub, 0) # don't notify of self subscription
self.assertEqual(tmp.countUnsub, 0)
sl, ok = self.pub.subscribe(tmp.listenerUnsub, 'pubsub.unsubscribe')
assert ok
self.assertEqual(tmp.countSub, 1)
self.assertEqual(tmp.countUnsub, 0)
self.pub.subscribe(tmp.listenerTest, 'testSubscribeNotify')
self.assertEqual(tmp.countUnsub, 0)
self.pub.unsubscribe(tmp.listenerTest, 'testSubscribeNotify')
self.assertEqual(tmp.countUnsub, 1)
self.pub.unsubscribe(tmp.listenerSub, 'pubsub.subscribe')
self.assertEqual(tmp.countSub, 2)
self.assertEqual(tmp.countUnsub, 2)
self.pub.unsubscribe(tmp.listenerUnsub, 'pubsub.unsubscribe')
self.assertEqual(tmp.countSub, 2)
self.assertEqual(tmp.countUnsub, 2) # don't notify of self unsubscription
#---------------------------------------------------------------------------
if __name__ == '__main__':
unittest.main()
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