Neos\ContentRepository\Domain\Model\Node::getNode PHP Method

    public function getNode($path)
    {
        $absolutePath = $this->nodeService->normalizePath($path, $this->getPath());
        $node = $this->context->getFirstLevelNodeCache()->getByPath($absolutePath);
        if ($node !== false) {
            return $node;
        }
        $node = $this->nodeDataRepository->findOneByPathInContext($absolutePath, $this->context);
        $this->context->getFirstLevelNodeCache()->setByPath($absolutePath, $node);
        return $node;
    }

 /**
  * @test
  */
 public function aSingleNodeExportedWithNodeDataExportCanBeImportedWithNodeDataImport()
 {
     $originalNode = $this->rootNode->createNode('foo', $this->nodeTypeManager->getNodeType('Neos.ContentRepository.Testing:ImportExport'));
     $originalNode->setProperty('description', 'Some node with a property');
     $originalNode->setProperty('someDate', new \DateTime());
     $this->persistenceManager->persistAll();
     $exportService = new NodeExportService();
     $xml = $exportService->export('/')->outputMemory();
     $this->nodeDataRepository->removeAll();
     $this->workspaceRepository->removeAll();
     $this->saveNodesAndTearDownRootNodeAndRepository();
     $this->setUpRootNodeAndRepository();
     $importService = new NodeImportService();
     $reader = new \XMLReader();
     $reader->XML($xml);
     $importService->import($reader, '/');
     $importedNode = $this->rootNode->getNode('foo');
     $this->assertNotNull($importedNode, 'Expected node not found');
     $this->assertSame($originalNode->getIdentifier(), $importedNode->getIdentifier());
     $this->assertSame($originalNode->getProperty('description'), $importedNode->getProperty('description'));
     $this->assertEquals($originalNode->getProperty('someDate'), $importedNode->getProperty('someDate'));
 }