private VespaModelCreatorWithMockPkg getIndexedVespaModelCreator() {
        List<String> sds = ApplicationPackageUtils.generateSchemas("type1", "type2", "type3");
        return new VespaModelCreatorWithMockPkg(getHosts(), createProtonIndexedVespaServices(List.of("type1", "type2", "type3")), sds);
    }
Test for using the content model to create indexed search clusters.
config-model/src/test/java/com/yahoo/vespa/model/content/IndexedTest.java