Sokil\Mongo\DocumentTest::testGetRelatedDocument PHP Method

    public function testGetRelatedDocument()
    {
        $this->collection->disableDocumentPool();
        $relatedDocument = $this->collection->createDocument(array('param' => 'value'))->save();
        $document = $this->collection->createDocument()->setReference('related', $relatedDocument)->save();
        $foundRelatedDocument = $document->getReferencedDocument('related');
        $this->assertEquals($relatedDocument->getId(), $foundRelatedDocument->getId());
    }