handler_test.py 文件源码

def test_factory_2(self):
        """Very crazy stuff. Please ignore it."""
        class MyHandler(object):
            def __init__(self, request, response):
                self.request = request
                self.response = response

            def __new__(cls, *args, **kwargs):
                return cls.create_instance(*args, **kwargs)()

            @classmethod
            def create_instance(cls, *args, **kwargs):
                obj = object.__new__(cls)
                if isinstance(obj, cls):
                    obj.__init__(*args, **kwargs)

                return obj

            def __call__(self):
                return self

            def dispatch(self):
                self.response.write('hello')

        app = webapp2.WSGIApplication([
            webapp2.Route('/', handler=MyHandler),
        ])

        req = webapp2.Request.blank('/')
        rsp = req.get_response(app)
        self.assertEqual(rsp.status_int, 200)
        self.assertEqual(rsp.body, b'hello')