@withActionContext
    def test_addCallbackReturnsSelf(self):
        result = Deferred()
        context = DeferredContext(result)
        self.assertIs(context, context.addCallback(lambda x: None))
Read a single HTTP response.
dataset/ETHPy150Open ClusterHQ/eliot/eliot/tests/test_twisted.py/DeferredContextTests.test_addCallbackReturnsSelf--crossover with--dataset/ETHPy150Open RobotWebTools/rosbridge_suite/rosbridge_server/src/tornado/http1connection.py/HTTP1Connection.read_response