@withActionContext
    def test_result(self):
        result = Deferred()
        context = DeferredContext(result)
        self.assertIs(context.result, result)
The passed-in L{Deferred} is available as the L{DeferredContext}'s
dataset/ETHPy150Open ClusterHQ/eliot/eliot/tests/test_twisted.py/DeferredContextTests.test_result