String selfNodeName = "rabbit-monitor";
String peerNodeName = NODE_NAME;
SingleConnectionFactory cf = new SingleConnectionFactory(selfNodeName, peerNodeName);
cf.afterPropertiesSet();
ErlangTemplate template = new ErlangTemplate(cf);
template.afterPropertiesSet();
long number = (Long) template.executeAndConvertRpc("erlang", "abs", -161803399);
Assert.assertEquals(161803399, number);