assertTrue(registry.resourceExists("/schemas/org/bar/purchasing/purchasing.xsd"));
OMElement schemaElement = newSchema.getSchemaElement();
schemaElement.addAttribute("targetNamespace", "http://ww2.wso2.org/schema-test", null);
schemaElement.declareNamespace("http://ww2.wso2.org/schema-test", "tns");
schemaManager.updateSchema(newSchema);
assertEquals("/schemas/org/wso2/ww2/schema_test/purchasing.xsd", newSchema.getPath());
assertFalse(registry.resourceExists("/test_schemas/org/bar/purchasing.xsd"));
// doing an update without changing anything.