public function testGetDescription_notFound()
 {
     $termLookup = $this->getTermLookup();
     $fallbackChain = $this->getLanguageFallbackChain('ar');
     $labelDescriptionLookup = new LanguageFallbackLabelDescriptionLookup($termLookup, $fallbackChain);
     $this->assertNull($labelDescriptionLookup->getDescription(new ItemId('Q116')));
 }
 /**
  * @param EntityId $entityId
  *
  * @return null|Term
  */
 private function getDescriptionDisplayTerm(EntityId $entityId)
 {
     return $this->labelDescriptionLookup->getDescription($entityId);
 }