SAML2\XML\Chunk::unserialize PHP Method

    public function unserialize($serialized)
    {
        $doc = DOMDocumentFactory::fromString(unserialize($serialized));
        $this->xml = $doc->documentElement;
        $this->localName = $this->xml->localName;
        $this->namespaceURI = $this->xml->namespaceURI;
    }

 /**
  * Test serialization and unserialization
  */
 public function testChunkSerializationLoop()
 {
     $ser = $this->chunk->serialize();
     $document = DOMDocumentFactory::fromString('<root />');
     $newchunk = new Chunk($document->firstChild);
     $newchunk->unserialize($ser);
     $this->assertEqualXMLStructure($this->chunk->getXML(), $newchunk->getXML());
 }