public function testVisit()
{
$visitor = $this->getVisitor();
$generator = $this->getGenerator();
$generator->startDocument(null);
$contentTypeLimitation = new \eZ\Publish\API\Repository\Values\User\Limitation\ContentTypeLimitation();
$contentTypeLimitation->limitationValues = array(1, 2, 3);
$policyCreateStruct = new User\PolicyCreateStruct('content', 'delete');
$policyCreateStruct->addLimitation($contentTypeLimitation);
$visitor->visit($this->getVisitorMock(), $generator, $policyCreateStruct);
$result = $generator->endDocument(null);
$this->assertNotNull($result);
return $result;
}