def test_emit():
"""
Test to show that event_emitters fire properly.
"""
ee = Event_emitter()
#Used in a decorator style.
@ee.on('event')
def event_handler(data):
nt.assert_equals(data, 'emitter is emitted!')
# Raise exception to prove it fired.
raise ItWorkedException
# Some nose bullshit to check for the firings
with nt.assert_raises(ItWorkedException) as it_worked:
ee.emit('event', 'emitter is emitted!')
def test_listeners():
"""
Test to make sure that the listeners method gives you access to the listeners array.
"""
ee = Event_emitter()
@ee.on('event')
def event_handler():
pass
def raiser():
raise ItWorkedException
l = ee.listeners('event')
l[0] = raiser
with nt.assert_raises(ItWorkedException) as it_worked:
ee.emit('event')
def test_listeners():
"""Test that `listeners()` gives you access to the listeners array.
"""
ee = Event_emitter()
@ee.on('event')
def event_handler():
pass
def raiser():
raise ItWorkedException
l = ee.listeners('event')
l[0] = raiser
with nt.assert_raises(ItWorkedException) as it_worked:
ee.emit('event')
def test_once():
"""
Test to show that the "once" method works propers.
"""
# very similar to "test_emit" but also makes sure that the event
# gets removed afterwards
ee = Event_emitter()
@ee.once('event')
def event_handler(data):
nt.assert_equals(data, 'emitter is emitted!')
raise ItWorkedException
with nt.assert_raises(ItWorkedException) as it_worked:
ee.emit('event', 'emitter is emitted!')
nt.assert_equal(ee._events['event'], [])
def test_emit():
"""
Test to show that event_emitters fire properly.
"""
ee = Event_emitter()
#Used in a decorator style.
@ee.on('event')
def event_handler(data, **kwargs):
nt.assert_equals(data, 'emitter is emitted!')
# Raise exception to prove it fired.
if (kwargs['error']):
raise ItWorkedException
#Making sure data is passed propers.
ee.emit('event', 'emitter is emitted!', error=False)
# Some nose bullshit to check for the firings. "Hides" other exceptions.
with nt.assert_raises(ItWorkedException) as it_worked:
ee.emit('event', 'emitter is emitted!', error=True)
def test_emit():
"""Test that event_emitters fire properly.
"""
ee = Event_emitter()
# Used in a decorator style
@ee.on('event')
def event_handler(data, **kwargs):
nt.assert_equals(data, 'emitter is emitted!')
# Raise exception to prove it fired.
if (kwargs['error']):
raise ItWorkedException
# Making sure data is passed propers
ee.emit('event', 'emitter is emitted!', error=False)
# Some nose bullshit to check for the firings.
# "Hides" other exceptions.
with nt.assert_raises(ItWorkedException) as it_worked:
ee.emit('event', 'emitter is emitted!', error=True)
def test_once():
"""Test that `once()` method works propers.
"""
# very similar to "test_emit" but also makes sure that the event
# gets removed afterwards
ee = Event_emitter()
def once_handler(data, error=None):
nt.assert_equals(data, 'emitter is emitted!')
if (error):
raise ItWorkedException
#Tests to make sure that after event is emitted that it's gone.
ee.once('event', once_handler)
ee.emit('event', 'emitter is emitted!')
nt.assert_equal(ee._events['event'], [])
#Tests to make sure callback fires. "Hides" other exceptions.
with nt.assert_raises(ItWorkedException) as it_worked:
ee.once('event', once_handler)
ee.emit('event', 'emitter is emitted!', True)
def test_once():
"""Test that `once()` method works propers.
"""
# very similar to "test_emit" but also makes sure that the event
# gets removed afterwards
ee = Event_emitter()
def once_handler(data, error=None):
nt.assert_equals(data, 'emitter is emitted!')
if (error):
raise ItWorkedException
#Tests to make sure that after event is emitted that it's gone.
ee.once('event', once_handler)
ee.emit('event', 'emitter is emitted!')
nt.assert_equal(ee._events['event'], [])
#Tests to make sure callback fires. "Hides" other exceptions.
with nt.assert_raises(ItWorkedException) as it_worked:
ee.once('event', once_handler)
ee.emit('event', 'emitter is emitted!', True)
def test_matching_topic():
"""Test that a pattern can be passed as an event"""
ee = Event_emitter()
@ee.on('event/+/ok')
def event_handler(ev):
raise ItWorkedException
with nt.assert_raises(ItWorkedException) as it_worked:
ee.emit('event/first/ok')
with nt.assert_raises(ItWorkedException) as it_worked:
ee.emit('event/second/ok')
ee.emit('event/first/ok2')
