test_subscribe.py 文件源码

def test_subscribe_method(self, pubpen):
        """Test that adding method callbacks succeed"""
        foo = Foo()
        first = pubpen.subscribe('test_event', foo.method)

        # Test internals of saving worked
        assert pubpen._subscriptions[first] == 'test_event'
        assert len(pubpen._event_handlers['test_event']) == 1

        event = pubpen._event_handlers['test_event']
        assert list(event.keys()) == [first]
        assert list(event.values()) == [weakref.WeakMethod(foo.method)]