### Question:
KModuleContentHandler { public String toString(KModuleModel model) { return createXStream().toXML(model); }  KModuleModel toModel(String xml); String toString(KModuleModel model);  }### Answer:
@Test public void testMarshallingOfDefaultDroolsNameSpace() throws Exception { final KModuleContentHandler kModuleContentHandler = new KModuleContentHandler(); final String kmodule = kModuleContentHandler.toString(new KModuleModel()); assertNotNull(kmodule); assertTrue(kmodule.contains("xmlns=\"http: }