SwitchYardModel fragment_switchyard = _puller.pull(FRAGMENT_XML, getClass());
SwitchYardModel merged_switchyard = Models.merge(fragment_switchyard, incomplete_switchyard);
XMLUnit.setIgnoreWhitespace(true);
SwitchYardModel complete_switchyard = _puller.pull(COMPLETE_XML, getClass());
Diff diff = XMLUnit.compareXML(complete_switchyard.toString(), merged_switchyard.toString());
diff.overrideDifferenceListener(new SchemaLocationDifferenceListener());
Assert.assertTrue(diff.toString(), diff.identical());
}