def METHOD_NAME(self):
    results1 = ((1496252939, 1496252944, 1), [1.0, None, None, None, 1.0])
    results2 = ((1496252939, 1496252949, 1), [1.0, 1.0])
    wr1 = WhisperReader(self.worker1, 'hosts.worker1.cpu')
    node1 = LeafNode('hosts.worker1.cpu', wr1)
    reader = MultiReader([node1])
    (_, values) = reader.merge(results1, results2)
    self.assertEqual(values, [1.0, 1.0, None, None, 1.0, None, None, None, None, None])