### Question:
L2L3NetworkDomainAugmentor implements NetworkDomainAugmentor, AutoCloseable { @Override public void close() { networkDomainAugmentorRegistry.unregister(this); } L2L3NetworkDomainAugmentor(NetworkDomainAugmentorRegistry networkDomainAugmentorRegistry); @Override Entry<Class<? extends Augmentation<RendererNetworkDomain>>, Augmentation<RendererNetworkDomain>> buildRendererNetworkDomainAugmentation(@Nonnull NetworkDomain input); @Override void close();  }### Answer:
@Test public void testClose() throws Exception { l2l3Augmentor.close(); Mockito.verify(networkDomainAugmentorRegistry).register(Mockito.eq(l2l3Augmentor)); }