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