def test_chr_get_nodes(self):
hosts = [
("127.0.0.1", "cache0"),
("127.0.0.1", "cache1"),
("127.0.0.1", "cache2"),
]
hashring = ConsistentHashRing(hosts)
node = hashring.get_nodes('hosts.worker1.cpu')
expected = [
("127.0.0.1", "cache2"),
("127.0.0.1", "cache0"),
("127.0.0.1", "cache1"),
]
self.assertEqual(node, expected)
