Function test_exception_in_middleware

tests/test_testclient.py:180–195

(test_client_factory: TestClientFactory)

def test_exception_in_middleware(test_client_factory: TestClientFactory) -> None:
    class MiddlewareException(Exception):
        pass

    class BrokenMiddleware:
        def __init__(self, app: ASGIApp):
            self.app = app

        async def __call__(self, scope: Scope, receive: Receive, send: Send) -> None:
            raise MiddlewareException()

    broken_middleware = Starlette(middleware=[Middleware(BrokenMiddleware)])

    with pytest.raises(MiddlewareException):
        with test_client_factory(broken_middleware):
            pass  # pragma: no cover


def test_testclient_asgi2(test_client_factory: TestClientFactory) -> None: