def testOccultedLightSource(self):
        torch = objects.Thing(store=self.store, name=u"torch")
        objects.LightSource.createFor(torch, candelas=80)

        c = objects.Container.createFor(self.observer, capacity=1000)

        torch.moveTo(self.observer)
        c.closed = True

        found = list(self.observer.findProviders(iimaginary.IVisible, 1))
        self.assertDarkRoom(found[0])
        self.assertEquals(len(found), 1)
Create an empty Scenario XML Document, then populate it with
dataset/ETHPy150Open twisted/imaginary/imaginary/test/test_illumination.py/DarknessTestCase.testOccultedLightSource--crossover with--dataset/ETHPy150Open coreemu/core/daemon/core/misc/xmlwriter0.py/CoreDocumentWriter0.__init__