Python EventBusの例

コード例 #1

async def test_subscribe_multi_times():
    eventbus = EventBus()
    obj = FooClass()
    eventbus.subscribe(obj.method1, event1)
    eventbus.subscribe(obj.method1, event1)
    await eventbus.send(event1)
    assert obj.count1 == 1

コード例 #2

async def test_send_unknown_event():
    eventbus = EventBus()
    obj = FooClass()
    await eventbus.send(event1)
    eventbus.subscribe(obj.method1, event1)
    await eventbus.send(event2)
    assert obj.count1 == 0

コード例 #3

async def test_subscribe():
    eventbus = EventBus()
    obj = FooClass()
    eventbus.subscribe(obj.method1, event1)
    eventbus.subscribe(obj.method2, event2)
    await eventbus.send(event1)
    assert obj.count1 == 1 and obj.count2 == 0
    await eventbus.send(event2)
    assert obj.count1 == 1 and obj.count2 == 1

コード例 #4

async def test_del_weak_ref():
    eventbus = EventBus()
    obj1 = FooClass()
    obj2 = FooClass()
    eventbus.subscribe(obj1.method1, event1)
    eventbus.subscribe(obj2.method1, event1)
    await eventbus.send(event1)
    assert obj1.count1 == 1 and obj2.count1 == 1
    del obj2
    assert len(eventbus._refs[event1]) == 2
    await eventbus.send(event1)
    assert len(eventbus._refs[event1]) == 1
    assert obj1.count1 == 2

コード例 #5

def test_raise_value_error():
    def func():
        """
        function
        """

    eventbus = EventBus()
    with pytest.raises(ValueError):
        eventbus.subscribe(func, event1)
    with pytest.raises(ValueError):
        eventbus.subscribe(FooClass().staticmethod, event1)
    eventbus.subscribe(FooClass().method, event1)

コード例 #6

async def test_unsubscribe():
    eventbus = EventBus()
    obj = FooClass()
    eventbus.subscribe(obj.method1, event1)
    await eventbus.send(event1)
    assert obj.count1 == 1
    eventbus.unsubscribe(obj.method1, event1)
    await eventbus.send(event1)
    assert obj.count1 == 1

コード例 #7

ファイル: crawler.py プロジェクト: jadbin/xpaw

 def __init__(self, **kwargs):
     self.event_bus = EventBus()
     self.config = Config(DEFAULT_CONFIG, **kwargs)

コード例 #8

async def test_send_with_parameters():
    eventbus = EventBus()
    obj = FooClass()
    eventbus.subscribe(obj.method_set_value, event1)
    await eventbus.send(event1, value=-1)
    assert obj.value == -1

コード例 #9

async def test_unsubscribe_multi_times():
    eventbus = EventBus()
    obj = FooClass()
    eventbus.subscribe(obj.method1, event1)
    eventbus.unsubscribe(obj.method1, event1)
    eventbus.unsubscribe(obj.method1, event1)

コード例 #10

async def test_raise_error_in_callback():
    eventbus = EventBus()
    obj = FooClass()
    eventbus.subscribe(obj.method_raise_error, event1)
    await eventbus.send(event1)