int specsInSEI = ((List)(sei.getProducer().get().listSpecs().get())).size(); Assert.assertTrue(specsInSEI == 0, "SpecProducer should contain 0 " + "Spec after addition because Orchestrator is a no-op listener for any new FlowSpecs"); specsInSEI = ((List)(sei.getProducer().get().listSpecs().get())).size(); Assert.assertTrue(specsInSEI == 0, "SpecProducer should not contain " + "Spec after deletion");