def test_subscribe():
p = Publisher()
result = []
def callback(data):
result.append(data)
p.subscribe('test', callback)
p.publish('test', 4)
assert result[0] == 4
p.publish('test', 4)
assert result[1] == 4
p.publish('test2', 4)
assert len(result) == 2
p.unsubscribe('test', callback)
p.publish('test', 4)
assert len(result) == 2
def test_subscribe():
p = Publisher()
result = []
def callback(data):
result.append(data)
p.subscribe('test', callback)
p.publish('test', 4)
assert result[0] == 4
p.publish('test', 4)
assert result[1] == 4
p.publish('test2', 4)
assert len(result) == 2
p.unsubscribe('test', callback)
p.publish('test', 4)
assert len(result) == 2
from publisher import Publisher
from subscriber import Subscriber, DifferentSubscriber
andre = Subscriber('Andre')
ivan = Subscriber('Ivan')
igor = DifferentSubscriber('Igor')
oki = DifferentSubscriber('Oki')
pub = Publisher()
pub.subscribe(andre)
pub.subscribe(ivan)
pub.subscribe(igor, igor.mycallback)
pub.subscribe(oki, oki.mycallback)
pub.broadcast('Hello all!')
pub.unsubscribe(oki)
pub.broadcast('Bye!')
