ApaiIO\Operations\Search::getCategory PHP 메소드

    public function getCategory()
    {
        return $this->getSingleOperationParameter('SearchIndex');
    }

 public function testGetCategory()
 {
     $search = new Search();
     static::assertEquals(null, $search->getCategory());
     $search->setCategory('All');
     static::assertEquals('All', $search->getCategory());
 }