Neos\ContentRepository\Tests\Functional\Domain\NodesTest::getChildNodesWithNodeTypeFilterWorks PHP Метод

    public function getChildNodesWithNodeTypeFilterWorks()
    {
        $documentNodeType = $this->nodeTypeManager->getNodeType('Neos.ContentRepository.Testing:Document');
        $headlineNodeType = $this->nodeTypeManager->getNodeType('Neos.ContentRepository.Testing:Headline');
        $imageNodeType = $this->nodeTypeManager->getNodeType('Neos.ContentRepository.Testing:Image');
        $node = $this->context->getRootNode()->createNode('node-with-child-node', $documentNodeType);
        $node->createNode('headline', $headlineNodeType);
        $node->createNode('text', $imageNodeType);
        $this->assertCount(1, $node->getChildNodes('Neos.ContentRepository.Testing:Headline'));
    }