@Override
    public Namespace namespace(String uid) {
        checkArgument(!Strings.isNullOrEmpty(uid), ERR_NULL_NAMESPACE_UID);
        return k8sNamespaceStore.namespace(uid);
    }
@Test
    public void testGetNamespaceByUid() {
        createBasicNamespaces();
        assertNotNull("Namespace did not match", target.namespace(NAMESPACE_UID));
        assertNull("Namespace did not match", target.namespace(UNKNOWN_UID));
    }