"password_secret", "thisisatest",
"retention_strategy", "delete",
"root_password_sha2", "thisisatest",
"elasticsearch_discovery_zen_ping_unicast_hosts", " example.com, example.net ");
final Configuration config = new Configuration();
new JadConfig(new InMemoryRepository(settings), config).process();
final Map<String, String> nodeSettings = EsNodeProvider.readNodeSettings(config);
assertEquals("discovery.zen.ping.unicast.hosts", nodeSettings.get("discovery.zen.ping.unicast.hosts"), "example.com,example.net");