ApaiIO\Operations\Search::getKeywords PHP Method

    public function getKeywords()
    {
        return $this->getSingleOperationParameter('Keywords');
    }

 public function testGetKeywords()
 {
     $search = new Search();
     static::assertEquals(null, $search->getKeywords());
     $search->setKeywords('4k tv');
     static::assertEquals('4k tv', $search->getKeywords());
 }