class EventHub2(qcore.EnumBasedEventHub):
__based_on__ = [Events, MoreEvents]
on_work = qcore.EventHook()
on_sleep = qcore.EventHook()
on_eat = qcore.EventHook()
on_some_other_member = None
def some_method(self):
pass
def test_events_hub_with_source():
def handler():
pass
hook = qcore.EventHook()
hook.subscribe(handler)
assert_eq([handler], list(hook))
hub = qcore.EventHub(source={'on_something': hook})
assert_eq([handler], list(hub.on_something))
def test_events():
e = qcore.EventHook()
e.subscribe(lambda *args: dump("Handler 1", *args))
e("argument")
e.subscribe(lambda: fail("Handler 2"))
e.subscribe(lambda: dump("Handler 3"))
with AssertRaises(NotImplementedError):
e() # prints 'Handler 1'
with AssertRaises(NotImplementedError):
e.safe_trigger() # prints 'Handler 1', 'Handler 3'
h = qcore.EventHub()
h.on_some_event.subscribe(lambda: dump("On some event"))
h.on_some_other_event.subscribe(lambda: dump("On some other event"))
h.on_some_event()
h.on_some_other_event()
def test_events():
global count
h0 = lambda: handler(0)
h1 = lambda: handler(1)
h2 = lambda: handler(2)
h0e = lambda: handler(0, True)
count = 0
events = qcore.EventHook()
assert_eq('EventHook()', str(events))
assert_eq('EventHook()', repr(events))
events.subscribe(h0)
assert_eq('EventHook(%r,)' % h0, str(events))
assert_eq('EventHook(%r,)' % h0, repr(events))
events()
assert_eq(count, 1)
count = 0
events = qcore.EventHook()
assert_eq([], list(events))
events.subscribe(h0)
events.subscribe(h1)
assert_eq([h0, h1], list(events))
assert_in(h0, events)
assert_in(h1, events)
assert_not_in(h2, events)
events()
assert_eq(count, 2)
count = 0
events = qcore.EventHook()
events.subscribe(h0e)
events.subscribe(h1)
try:
events()
except BaseException:
pass
assert_eq(count, 1)
count = 0
events = qcore.EventHook()
events.subscribe(h0e)
events.subscribe(h1)
try:
events.safe_trigger()
except BaseException:
pass
assert_eq(count, 2)
count = 0
events = qcore.EventHook()
events.subscribe(h0)
events.subscribe(h1)
events()
assert_eq(count, 2)
count = 0
events.unsubscribe(h1)
events()
assert_eq(count, 1)
count = 0
events.unsubscribe(h0)
events()
assert_eq(count, 0)
events = qcore.EventHook()
events.subscribe(h0)
events.subscribe(h1)
events.unsubscribe(h0)
count = 1
events()
assert_eq(count, 2)
count = 0
events.unsubscribe(h1)
events()
assert_eq(count, 0)
events = qcore.EventHook()
events.subscribe(h0)
events.subscribe(h1)
events.subscribe(h2)
events.unsubscribe(h1)
events.unsubscribe(h0)
events.unsubscribe(h2)
count = 0
events()
assert_eq(count, 0)
class BadEventHub7(qcore.EnumBasedEventHub):
__based_on__ = [Events, MoreEvents,
MoreEvents] # Duplicate members
on_work = qcore.EventHook()
on_sleep = qcore.EventHook()
on_eat = qcore.EventHook()
class BadEventHub6(qcore.EnumBasedEventHub):
__based_on__ = Events
on_work = qcore.EventHook()
on_sleep = 1
class BadEventHub5(qcore.EnumBasedEventHub):
__based_on__ = [Events, MoreEvents]
on_work = qcore.EventHook()
on_sleep = qcore.EventHook()
on_eat = qcore.EventHook()
on_bad = qcore.EventHook()