def METHOD_NAME(self):
    """
    L{_EverythingEphermal.__getattr__} will proxy the __main__ module as an
    L{Ephemeral} object, and during load will be transparent, but after
    load will return L{Ephemeral} objects from any accessed attributes.
    """
    self.fakeMain.testMainModGetattr = 1
    dirname = self.mktemp()
    os.mkdir(dirname)
    filename = os.path.join(dirname, "persisttest.ee_getattr")
    global mainWhileLoading
    mainWhileLoading = None
    with open(filename, "w") as f:
        f.write(
            dedent(
                """
        app = []
        import __main__
        app.append(__main__.testMainModGetattr == 1)
        try:
            __main__.somethingElse
        except AttributeError:
            app.append(True)
        else:
            app.append(False)
        from twisted.test import test_sob
        test_sob.mainWhileLoading = __main__
        """
            )
        )
    loaded = sob.load(filename, "source")
    self.assertIsInstance(loaded, list)
    self.assertTrue(loaded[0], "Expected attribute not set.")
    self.assertTrue(loaded[1], "Unexpected attribute set.")
    self.assertIsInstance(mainWhileLoading, Ephemeral)
    self.assertIsInstance(mainWhileLoading.somethingElse, Ephemeral)
    del mainWhileLoading