private static String getSimpleGroupXml() {
        return joinLines("  <group>",
                "    <node distribution-key='0' hostalias='mockhost'/>",
                "  </group>");
    }
Class for building a content cluster with indexed search (used for testing only).

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