//add a WS with a description to an empty document
Document doc = XmlUtil.loadDocument(MuleConfig.class.getResource("/main/resources/mule/mule-empty.xml"));
MuleConfig mc2 = new MuleConfig(doc);
mc2.addWs(WS_1);
mc2.addWs(WS_2);
Document expectedDoc2 = XmlUtil.loadDocument(MuleConfig.class.getResource("/test/resources/mule/mule-expected-3.xml"));
assertDocumentEquals(expectedDoc2, mc2.getDocument());
assertEquals(NAMES_1_2, mc2.getMuleNames());