// Errors:
this.submitEvent.setValidationErrors(this.errors);
response = handler.validate(submitEvent);
rendering = response.render();
System.out.println(rendering);
assertXpathEvaluatesTo("Default Message 1 for event : submitEvent", "//append-as-children/content/span", rendering);
assertXpathEvaluatesTo("wildcard", "//append-as-children/context/matcher/@matchMode", rendering);
assertXpathExists("//execute-javascript/content/script", rendering);