TranslogserverConfig getTlsConfig(ContentCluster cluster) {
        TranslogserverConfig.Builder tlsBuilder = new TranslogserverConfig.Builder();
        cluster.getSearch().getSearchNodes().get(0).getConfig(tlsBuilder);
        return tlsBuilder.build();
    }
Unit tests for content search cluster.

@author geirst
config-model/src/test/java/com/yahoo/vespa/model/content/ContentSchemaClusterTest.java