public function testVisit()
{
$visitor = $this->getVisitor();
$generator = $this->getGenerator();
$generator->startDocument(null);
$objectStateGroupCreateStruct = new ObjectState\ObjectStateGroupCreateStruct();
$objectStateGroupCreateStruct->identifier = 'some-group';
$objectStateGroupCreateStruct->defaultLanguageCode = 'eng-GB';
$objectStateGroupCreateStruct->names = array('eng-GB' => 'Some group EN', 'fre-FR' => 'Some group FR');
$objectStateGroupCreateStruct->descriptions = array('eng-GB' => 'Description EN', 'fre-FR' => 'Description FR');
$visitor->visit($this->getVisitorMock(), $generator, $objectStateGroupCreateStruct);
$result = $generator->endDocument(null);
$this->assertNotNull($result);
return $result;
}