@Override
        public boolean equals(Object o) {
            if (o instanceof ConfigServerSpec rhsSpec) {

                return hostName.equals(rhsSpec.getHostName()) &&
                        configServerPort == rhsSpec.getConfigServerPort() &&
                        zooKeeperPort == rhsSpec.getZooKeeperPort();
            } else {
                return false;
            }
        }
A test-only Properties class

<p>Unfortunately this has to be placed in non-test source tree since lots of code already have test code (fix later)

@author hakonhall
config-model/src/main/java/com/yahoo/config/model/deploy/TestProperties.java